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| author | spl3g <spleefer6@yandex.ru> | 2025-10-31 19:25:30 +0300 |
|---|---|---|
| committer | spl3g <spleefer6@yandex.ru> | 2025-10-31 19:28:29 +0300 |
| commit | 35265935522ac3730e26f8682704315516f7cbe5 (patch) | |
| tree | a005d707c6347fd2d21827484e44cb7dbf379a76 /third-party/clay/clay.h | |
| parent | 99fb0374e9352ebb61e7eea134784bd26f61a892 (diff) | |
Add ui knobs
Diffstat (limited to 'third-party/clay/clay.h')
| -rw-r--r-- | third-party/clay/clay.h | 4448 |
1 files changed, 0 insertions, 4448 deletions
diff --git a/third-party/clay/clay.h b/third-party/clay/clay.h deleted file mode 100644 index 58a6093..0000000 --- a/third-party/clay/clay.h +++ /dev/null @@ -1,4448 +0,0 @@ -// VERSION: 0.14 - -/* - NOTE: In order to use this library you must define - the following macro in exactly one file, _before_ including clay.h: - - #define CLAY_IMPLEMENTATION - #include "clay.h" - - See the examples folder for details. -*/ - -#include <stdint.h> -#include <stdbool.h> -#include <stddef.h> - -// SIMD includes on supported platforms -#if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64)) -#include <emmintrin.h> -#elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__) -#include <arm_neon.h> -#endif - -// ----------------------------------------- -// HEADER DECLARATIONS --------------------- -// ----------------------------------------- - -#ifndef CLAY_HEADER -#define CLAY_HEADER - -#if !( \ - (defined(__cplusplus) && __cplusplus >= 202002L) || \ - (defined(__STDC__) && __STDC__ == 1 && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \ - defined(_MSC_VER) || \ - defined(__OBJC__) \ -) -#error "Clay requires C99, C++20, or MSVC" -#endif - -#ifdef CLAY_WASM -#define CLAY_WASM_EXPORT(name) __attribute__((export_name(name))) -#else -#define CLAY_WASM_EXPORT(null) -#endif - -#ifdef CLAY_DLL -#define CLAY_DLL_EXPORT __declspec(dllexport) __stdcall -#else -#define CLAY_DLL_EXPORT -#endif - -// Public Macro API ------------------------ - -#define CLAY__MAX(x, y) (((x) > (y)) ? (x) : (y)) -#define CLAY__MIN(x, y) (((x) < (y)) ? (x) : (y)) - -#define CLAY_TEXT_CONFIG(...) Clay__StoreTextElementConfig(CLAY__CONFIG_WRAPPER(Clay_TextElementConfig, __VA_ARGS__)) - -#define CLAY_BORDER_OUTSIDE(widthValue) {widthValue, widthValue, widthValue, widthValue, 0} - -#define CLAY_BORDER_ALL(widthValue) {widthValue, widthValue, widthValue, widthValue, widthValue} - -#define CLAY_CORNER_RADIUS(radius) (CLAY__INIT(Clay_CornerRadius) { radius, radius, radius, radius }) - -#define CLAY_PADDING_ALL(padding) CLAY__CONFIG_WRAPPER(Clay_Padding, { padding, padding, padding, padding }) - -#define CLAY_SIZING_FIT(...) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { __VA_ARGS__ } }, .type = CLAY__SIZING_TYPE_FIT }) - -#define CLAY_SIZING_GROW(...) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { __VA_ARGS__ } }, .type = CLAY__SIZING_TYPE_GROW }) - -#define CLAY_SIZING_FIXED(fixedSize) (CLAY__INIT(Clay_SizingAxis) { .size = { .minMax = { fixedSize, fixedSize } }, .type = CLAY__SIZING_TYPE_FIXED }) - -#define CLAY_SIZING_PERCENT(percentOfParent) (CLAY__INIT(Clay_SizingAxis) { .size = { .percent = (percentOfParent) }, .type = CLAY__SIZING_TYPE_PERCENT }) - -// Note: If a compile error led you here, you might be trying to use CLAY_ID with something other than a string literal. To construct an ID with a dynamic string, use CLAY_SID instead. -#define CLAY_ID(label) CLAY_SID(CLAY_STRING(label)) - -#define CLAY_SID(label) Clay__HashString(label, 0) - -// Note: If a compile error led you here, you might be trying to use CLAY_IDI with something other than a string literal. To construct an ID with a dynamic string, use CLAY_SIDI instead. -#define CLAY_IDI(label, index) CLAY_SIDI(CLAY_STRING(label), index) - -#define CLAY_SIDI(label, index) Clay__HashStringWithOffset(label, index, 0) - -// Note: If a compile error led you here, you might be trying to use CLAY_ID_LOCAL with something other than a string literal. To construct an ID with a dynamic string, use CLAY_SID_LOCAL instead. -#define CLAY_ID_LOCAL(label) CLAY_SID_LOCAL(CLAY_STRING(label)) - -#define CLAY_SID_LOCAL(label) Clay__HashString(label, Clay__GetParentElementId()) - -// Note: If a compile error led you here, you might be trying to use CLAY_IDI_LOCAL with something other than a string literal. To construct an ID with a dynamic string, use CLAY_SIDI_LOCAL instead. -#define CLAY_IDI_LOCAL(label, index) CLAY_SIDI_LOCAL(CLAY_STRING(label), index) - -#define CLAY_SIDI_LOCAL(label, index) Clay__HashStringWithOffset(label, index, Clay__GetParentElementId()) - -#define CLAY__STRING_LENGTH(s) ((sizeof(s) / sizeof((s)[0])) - sizeof((s)[0])) - -#define CLAY__ENSURE_STRING_LITERAL(x) ("" x "") - -// Note: If an error led you here, it's because CLAY_STRING can only be used with string literals, i.e. CLAY_STRING("SomeString") and not CLAY_STRING(yourString) -#define CLAY_STRING(string) (CLAY__INIT(Clay_String) { .isStaticallyAllocated = true, .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) }) - -#define CLAY_STRING_CONST(string) { .isStaticallyAllocated = true, .length = CLAY__STRING_LENGTH(CLAY__ENSURE_STRING_LITERAL(string)), .chars = (string) } - -static uint8_t CLAY__ELEMENT_DEFINITION_LATCH; - -// GCC marks the above CLAY__ELEMENT_DEFINITION_LATCH as an unused variable for files that include clay.h but don't declare any layout -// This is to suppress that warning -static inline void Clay__SuppressUnusedLatchDefinitionVariableWarning(void) { (void) CLAY__ELEMENT_DEFINITION_LATCH; } - -// Publicly visible layout element macros ----------------------------------------------------- - -/* This macro looks scary on the surface, but is actually quite simple. - It turns a macro call like this: - - CLAY({ - .id = CLAY_ID("Container"), - .backgroundColor = { 255, 200, 200, 255 } - }) { - ...children declared here - } - - Into calls like this: - - Clay__OpenElement(); - Clay__ConfigureOpenElement((Clay_ElementDeclaration) { - .id = CLAY_ID("Container"), - .backgroundColor = { 255, 200, 200, 255 } - }); - ...children declared here - Clay__CloseElement(); - - The for loop will only ever run a single iteration, putting Clay__CloseElement() in the increment of the loop - means that it will run after the body - where the children are declared. It just exists to make sure you don't forget - to call Clay_CloseElement(). -*/ -#define CLAY_AUTO_ID(...) \ - for ( \ - CLAY__ELEMENT_DEFINITION_LATCH = (Clay__OpenElement(), Clay__ConfigureOpenElement(CLAY__CONFIG_WRAPPER(Clay_ElementDeclaration, __VA_ARGS__)), 0); \ - CLAY__ELEMENT_DEFINITION_LATCH < 1; \ - CLAY__ELEMENT_DEFINITION_LATCH=1, Clay__CloseElement() \ - ) - -#define CLAY(id, ...) \ - for ( \ - CLAY__ELEMENT_DEFINITION_LATCH = (Clay__OpenElementWithId(id), Clay__ConfigureOpenElement(CLAY__CONFIG_WRAPPER(Clay_ElementDeclaration, __VA_ARGS__)), 0); \ - CLAY__ELEMENT_DEFINITION_LATCH < 1; \ - CLAY__ELEMENT_DEFINITION_LATCH=1, Clay__CloseElement() \ - ) - -// These macros exist to allow the CLAY() macro to be called both with an inline struct definition, such as -// CLAY({ .id = something... }); -// As well as by passing a predefined declaration struct -// Clay_ElementDeclaration declarationStruct = ... -// CLAY(declarationStruct); -#define CLAY__WRAPPER_TYPE(type) Clay__##type##Wrapper -#define CLAY__WRAPPER_STRUCT(type) typedef struct { type wrapped; } CLAY__WRAPPER_TYPE(type) -#define CLAY__CONFIG_WRAPPER(type, ...) (CLAY__INIT(CLAY__WRAPPER_TYPE(type)) { __VA_ARGS__ }).wrapped - -#define CLAY_TEXT(text, textConfig) Clay__OpenTextElement(text, textConfig) - -#ifdef __cplusplus - -#define CLAY__INIT(type) type - -#define CLAY_PACKED_ENUM enum : uint8_t - -#define CLAY__DEFAULT_STRUCT {} - -#else - -#define CLAY__INIT(type) (type) - -#if defined(_MSC_VER) && !defined(__clang__) -#define CLAY_PACKED_ENUM __pragma(pack(push, 1)) enum __pragma(pack(pop)) -#else -#define CLAY_PACKED_ENUM enum __attribute__((__packed__)) -#endif - -#if __STDC_VERSION__ >= 202311L -#define CLAY__DEFAULT_STRUCT {} -#else -#define CLAY__DEFAULT_STRUCT {0} -#endif - -#endif // __cplusplus - -#ifdef __cplusplus -extern "C" { -#endif - -// Utility Structs ------------------------- - -// Note: Clay_String is not guaranteed to be null terminated. It may be if created from a literal C string, -// but it is also used to represent slices. -typedef struct Clay_String { - // Set this boolean to true if the char* data underlying this string will live for the entire lifetime of the program. - // This will automatically be set for strings created with CLAY_STRING, as the macro requires a string literal. - bool isStaticallyAllocated; - int32_t length; - // The underlying character memory. Note: this will not be copied and will not extend the lifetime of the underlying memory. - const char *chars; -} Clay_String; - -// Clay_StringSlice is used to represent non owning string slices, and includes -// a baseChars field which points to the string this slice is derived from. -typedef struct Clay_StringSlice { - int32_t length; - const char *chars; - const char *baseChars; // The source string / char* that this slice was derived from -} Clay_StringSlice; - -typedef struct Clay_Context Clay_Context; - -// Clay_Arena is a memory arena structure that is used by clay to manage its internal allocations. -// Rather than creating it by hand, it's easier to use Clay_CreateArenaWithCapacityAndMemory() -typedef struct Clay_Arena { - uintptr_t nextAllocation; - size_t capacity; - char *memory; -} Clay_Arena; - -typedef struct Clay_Dimensions { - float width, height; -} Clay_Dimensions; - -typedef struct Clay_Vector2 { - float x, y; -} Clay_Vector2; - -// Internally clay conventionally represents colors as 0-255, but interpretation is up to the renderer. -typedef struct Clay_Color { - float r, g, b, a; -} Clay_Color; - -typedef struct Clay_BoundingBox { - float x, y, width, height; -} Clay_BoundingBox; - -// Primarily created via the CLAY_ID(), CLAY_IDI(), CLAY_ID_LOCAL() and CLAY_IDI_LOCAL() macros. -// Represents a hashed string ID used for identifying and finding specific clay UI elements, required -// by functions such as Clay_PointerOver() and Clay_GetElementData(). -typedef struct Clay_ElementId { - uint32_t id; // The resulting hash generated from the other fields. - uint32_t offset; // A numerical offset applied after computing the hash from stringId. - uint32_t baseId; // A base hash value to start from, for example the parent element ID is used when calculating CLAY_ID_LOCAL(). - Clay_String stringId; // The string id to hash. -} Clay_ElementId; - -// A sized array of Clay_ElementId. -typedef struct -{ - int32_t capacity; - int32_t length; - Clay_ElementId *internalArray; -} Clay_ElementIdArray; - -// Controls the "radius", or corner rounding of elements, including rectangles, borders and images. -// The rounding is determined by drawing a circle inset into the element corner by (radius, radius) pixels. -typedef struct Clay_CornerRadius { - float topLeft; - float topRight; - float bottomLeft; - float bottomRight; -} Clay_CornerRadius; - -// Element Configs --------------------------- - -// Controls the direction in which child elements will be automatically laid out. -typedef CLAY_PACKED_ENUM { - // (Default) Lays out child elements from left to right with increasing x. - CLAY_LEFT_TO_RIGHT, - // Lays out child elements from top to bottom with increasing y. - CLAY_TOP_TO_BOTTOM, -} Clay_LayoutDirection; - -// Controls the alignment along the x axis (horizontal) of child elements. -typedef CLAY_PACKED_ENUM { - // (Default) Aligns child elements to the left hand side of this element, offset by padding.width.left - CLAY_ALIGN_X_LEFT, - // Aligns child elements to the right hand side of this element, offset by padding.width.right - CLAY_ALIGN_X_RIGHT, - // Aligns child elements horizontally to the center of this element - CLAY_ALIGN_X_CENTER, -} Clay_LayoutAlignmentX; - -// Controls the alignment along the y axis (vertical) of child elements. -typedef CLAY_PACKED_ENUM { - // (Default) Aligns child elements to the top of this element, offset by padding.width.top - CLAY_ALIGN_Y_TOP, - // Aligns child elements to the bottom of this element, offset by padding.width.bottom - CLAY_ALIGN_Y_BOTTOM, - // Aligns child elements vertically to the center of this element - CLAY_ALIGN_Y_CENTER, -} Clay_LayoutAlignmentY; - -// Controls how the element takes up space inside its parent container. -typedef CLAY_PACKED_ENUM { - // (default) Wraps tightly to the size of the element's contents. - CLAY__SIZING_TYPE_FIT, - // Expands along this axis to fill available space in the parent element, sharing it with other GROW elements. - CLAY__SIZING_TYPE_GROW, - // Expects 0-1 range. Clamps the axis size to a percent of the parent container's axis size minus padding and child gaps. - CLAY__SIZING_TYPE_PERCENT, - // Clamps the axis size to an exact size in pixels. - CLAY__SIZING_TYPE_FIXED, -} Clay__SizingType; - -// Controls how child elements are aligned on each axis. -typedef struct Clay_ChildAlignment { - Clay_LayoutAlignmentX x; // Controls alignment of children along the x axis. - Clay_LayoutAlignmentY y; // Controls alignment of children along the y axis. -} Clay_ChildAlignment; - -// Controls the minimum and maximum size in pixels that this element is allowed to grow or shrink to, -// overriding sizing types such as FIT or GROW. -typedef struct Clay_SizingMinMax { - float min; // The smallest final size of the element on this axis will be this value in pixels. - float max; // The largest final size of the element on this axis will be this value in pixels. -} Clay_SizingMinMax; - -// Controls the sizing of this element along one axis inside its parent container. -typedef struct Clay_SizingAxis { - union { - Clay_SizingMinMax minMax; // Controls the minimum and maximum size in pixels that this element is allowed to grow or shrink to, overriding sizing types such as FIT or GROW. - float percent; // Expects 0-1 range. Clamps the axis size to a percent of the parent container's axis size minus padding and child gaps. - } size; - Clay__SizingType type; // Controls how the element takes up space inside its parent container. -} Clay_SizingAxis; - -// Controls the sizing of this element along one axis inside its parent container. -typedef struct Clay_Sizing { - Clay_SizingAxis width; // Controls the width sizing of the element, along the x axis. - Clay_SizingAxis height; // Controls the height sizing of the element, along the y axis. -} Clay_Sizing; - -// Controls "padding" in pixels, which is a gap between the bounding box of this element and where its children -// will be placed. -typedef struct Clay_Padding { - uint16_t left; - uint16_t right; - uint16_t top; - uint16_t bottom; -} Clay_Padding; - -CLAY__WRAPPER_STRUCT(Clay_Padding); - -// Controls various settings that affect the size and position of an element, as well as the sizes and positions -// of any child elements. -typedef struct Clay_LayoutConfig { - Clay_Sizing sizing; // Controls the sizing of this element inside it's parent container, including FIT, GROW, PERCENT and FIXED sizing. - Clay_Padding padding; // Controls "padding" in pixels, which is a gap between the bounding box of this element and where its children will be placed. - uint16_t childGap; // Controls the gap in pixels between child elements along the layout axis (horizontal gap for LEFT_TO_RIGHT, vertical gap for TOP_TO_BOTTOM). - Clay_ChildAlignment childAlignment; // Controls how child elements are aligned on each axis. - Clay_LayoutDirection layoutDirection; // Controls the direction in which child elements will be automatically laid out. -} Clay_LayoutConfig; - -CLAY__WRAPPER_STRUCT(Clay_LayoutConfig); - -extern Clay_LayoutConfig CLAY_LAYOUT_DEFAULT; - -// Controls how text "wraps", that is how it is broken into multiple lines when there is insufficient horizontal space. -typedef CLAY_PACKED_ENUM { - // (default) breaks on whitespace characters. - CLAY_TEXT_WRAP_WORDS, - // Don't break on space characters, only on newlines. - CLAY_TEXT_WRAP_NEWLINES, - // Disable text wrapping entirely. - CLAY_TEXT_WRAP_NONE, -} Clay_TextElementConfigWrapMode; - -// Controls how wrapped lines of text are horizontally aligned within the outer text bounding box. -typedef CLAY_PACKED_ENUM { - // (default) Horizontally aligns wrapped lines of text to the left hand side of their bounding box. - CLAY_TEXT_ALIGN_LEFT, - // Horizontally aligns wrapped lines of text to the center of their bounding box. - CLAY_TEXT_ALIGN_CENTER, - // Horizontally aligns wrapped lines of text to the right hand side of their bounding box. - CLAY_TEXT_ALIGN_RIGHT, -} Clay_TextAlignment; - -// Controls various functionality related to text elements. -typedef struct Clay_TextElementConfig { - // A pointer that will be transparently passed through to the resulting render command. - void *userData; - // The RGBA color of the font to render, conventionally specified as 0-255. - Clay_Color textColor; - // An integer transparently passed to Clay_MeasureText to identify the font to use. - // The debug view will pass fontId = 0 for its internal text. - uint16_t fontId; - // Controls the size of the font. Handled by the function provided to Clay_MeasureText. - uint16_t fontSize; - // Controls extra horizontal spacing between characters. Handled by the function provided to Clay_MeasureText. - uint16_t letterSpacing; - // Controls additional vertical space between wrapped lines of text. - uint16_t lineHeight; - // Controls how text "wraps", that is how it is broken into multiple lines when there is insufficient horizontal space. - // CLAY_TEXT_WRAP_WORDS (default) breaks on whitespace characters. - // CLAY_TEXT_WRAP_NEWLINES doesn't break on space characters, only on newlines. - // CLAY_TEXT_WRAP_NONE disables wrapping entirely. - Clay_TextElementConfigWrapMode wrapMode; - // Controls how wrapped lines of text are horizontally aligned within the outer text bounding box. - // CLAY_TEXT_ALIGN_LEFT (default) - Horizontally aligns wrapped lines of text to the left hand side of their bounding box. - // CLAY_TEXT_ALIGN_CENTER - Horizontally aligns wrapped lines of text to the center of their bounding box. - // CLAY_TEXT_ALIGN_RIGHT - Horizontally aligns wrapped lines of text to the right hand side of their bounding box. - Clay_TextAlignment textAlignment; -} Clay_TextElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_TextElementConfig); - -// Aspect Ratio -------------------------------- - -// Controls various settings related to aspect ratio scaling element. -typedef struct Clay_AspectRatioElementConfig { - float aspectRatio; // A float representing the target "Aspect ratio" for an element, which is its final width divided by its final height. -} Clay_AspectRatioElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_AspectRatioElementConfig); - -// Image -------------------------------- - -// Controls various settings related to image elements. -typedef struct Clay_ImageElementConfig { - void* imageData; // A transparent pointer used to pass image data through to the renderer. -} Clay_ImageElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_ImageElementConfig); - -// Floating ----------------------------- - -// Controls where a floating element is offset relative to its parent element. -// Note: see https://github.com/user-attachments/assets/b8c6dfaa-c1b1-41a4-be55-013473e4a6ce for a visual explanation. -typedef CLAY_PACKED_ENUM { - CLAY_ATTACH_POINT_LEFT_TOP, - CLAY_ATTACH_POINT_LEFT_CENTER, - CLAY_ATTACH_POINT_LEFT_BOTTOM, - CLAY_ATTACH_POINT_CENTER_TOP, - CLAY_ATTACH_POINT_CENTER_CENTER, - CLAY_ATTACH_POINT_CENTER_BOTTOM, - CLAY_ATTACH_POINT_RIGHT_TOP, - CLAY_ATTACH_POINT_RIGHT_CENTER, - CLAY_ATTACH_POINT_RIGHT_BOTTOM, -} Clay_FloatingAttachPointType; - -// Controls where a floating element is offset relative to its parent element. -typedef struct Clay_FloatingAttachPoints { - Clay_FloatingAttachPointType element; // Controls the origin point on a floating element that attaches to its parent. - Clay_FloatingAttachPointType parent; // Controls the origin point on the parent element that the floating element attaches to. -} Clay_FloatingAttachPoints; - -// Controls how mouse pointer events like hover and click are captured or passed through to elements underneath a floating element. -typedef CLAY_PACKED_ENUM { - // (default) "Capture" the pointer event and don't allow events like hover and click to pass through to elements underneath. - CLAY_POINTER_CAPTURE_MODE_CAPTURE, - // CLAY_POINTER_CAPTURE_MODE_PARENT, TODO pass pointer through to attached parent - - // Transparently pass through pointer events like hover and click to elements underneath the floating element. - CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH, -} Clay_PointerCaptureMode; - -// Controls which element a floating element is "attached" to (i.e. relative offset from). -typedef CLAY_PACKED_ENUM { - // (default) Disables floating for this element. - CLAY_ATTACH_TO_NONE, - // Attaches this floating element to its parent, positioned based on the .attachPoints and .offset fields. - CLAY_ATTACH_TO_PARENT, - // Attaches this floating element to an element with a specific ID, specified with the .parentId field. positioned based on the .attachPoints and .offset fields. - CLAY_ATTACH_TO_ELEMENT_WITH_ID, - // Attaches this floating element to the root of the layout, which combined with the .offset field provides functionality similar to "absolute positioning". - CLAY_ATTACH_TO_ROOT, -} Clay_FloatingAttachToElement; - -// Controls whether or not a floating element is clipped to the same clipping rectangle as the element it's attached to. -typedef CLAY_PACKED_ENUM { - // (default) - The floating element does not inherit clipping. - CLAY_CLIP_TO_NONE, - // The floating element is clipped to the same clipping rectangle as the element it's attached to. - CLAY_CLIP_TO_ATTACHED_PARENT -} Clay_FloatingClipToElement; - -// Controls various settings related to "floating" elements, which are elements that "float" above other elements, potentially overlapping their boundaries, -// and not affecting the layout of sibling or parent elements. -typedef struct Clay_FloatingElementConfig { - // Offsets this floating element by the provided x,y coordinates from its attachPoints. - Clay_Vector2 offset; - // Expands the boundaries of the outer floating element without affecting its children. - Clay_Dimensions expand; - // When used in conjunction with .attachTo = CLAY_ATTACH_TO_ELEMENT_WITH_ID, attaches this floating element to the element in the hierarchy with the provided ID. - // Hint: attach the ID to the other element with .id = CLAY_ID("yourId"), and specify the id the same way, with .parentId = CLAY_ID("yourId").id - uint32_t parentId; - // Controls the z index of this floating element and all its children. Floating elements are sorted in ascending z order before output. - // zIndex is also passed to the renderer for all elements contained within this floating element. - int16_t zIndex; - // Controls how mouse pointer events like hover and click are captured or passed through to elements underneath / behind a floating element. - // Enum is of the form CLAY_ATTACH_POINT_foo_bar. See Clay_FloatingAttachPoints for more details. - // Note: see <img src="https://github.com/user-attachments/assets/b8c6dfaa-c1b1-41a4-be55-013473e4a6ce /> - // and <img src="https://github.com/user-attachments/assets/ebe75e0d-1904-46b0-982d-418f929d1516 /> for a visual explanation. - Clay_FloatingAttachPoints attachPoints; - // Controls how mouse pointer events like hover and click are captured or passed through to elements underneath a floating element. - // CLAY_POINTER_CAPTURE_MODE_CAPTURE (default) - "Capture" the pointer event and don't allow events like hover and click to pass through to elements underneath. - // CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH - Transparently pass through pointer events like hover and click to elements underneath the floating element. - Clay_PointerCaptureMode pointerCaptureMode; - // Controls which element a floating element is "attached" to (i.e. relative offset from). - // CLAY_ATTACH_TO_NONE (default) - Disables floating for this element. - // CLAY_ATTACH_TO_PARENT - Attaches this floating element to its parent, positioned based on the .attachPoints and .offset fields. - // CLAY_ATTACH_TO_ELEMENT_WITH_ID - Attaches this floating element to an element with a specific ID, specified with the .parentId field. positioned based on the .attachPoints and .offset fields. - // CLAY_ATTACH_TO_ROOT - Attaches this floating element to the root of the layout, which combined with the .offset field provides functionality similar to "absolute positioning". - Clay_FloatingAttachToElement attachTo; - // Controls whether or not a floating element is clipped to the same clipping rectangle as the element it's attached to. - // CLAY_CLIP_TO_NONE (default) - The floating element does not inherit clipping. - // CLAY_CLIP_TO_ATTACHED_PARENT - The floating element is clipped to the same clipping rectangle as the element it's attached to. - Clay_FloatingClipToElement clipTo; -} Clay_FloatingElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_FloatingElementConfig); - -// Custom ----------------------------- - -// Controls various settings related to custom elements. -typedef struct Clay_CustomElementConfig { - // A transparent pointer through which you can pass custom data to the renderer. - // Generates CUSTOM render commands. - void* customData; -} Clay_CustomElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_CustomElementConfig); - -// Scroll ----------------------------- - -// Controls the axis on which an element switches to "scrolling", which clips the contents and allows scrolling in that direction. -typedef struct Clay_ClipElementConfig { - bool horizontal; // Clip overflowing elements on the X axis. - bool vertical; // Clip overflowing elements on the Y axis. - Clay_Vector2 childOffset; // Offsets the x,y positions of all child elements. Used primarily for scrolling containers. -} Clay_ClipElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_ClipElementConfig); - -// Border ----------------------------- - -// Controls the widths of individual element borders. -typedef struct Clay_BorderWidth { - uint16_t left; - uint16_t right; - uint16_t top; - uint16_t bottom; - // Creates borders between each child element, depending on the .layoutDirection. - // e.g. for LEFT_TO_RIGHT, borders will be vertical lines, and for TOP_TO_BOTTOM borders will be horizontal lines. - // .betweenChildren borders will result in individual RECTANGLE render commands being generated. - uint16_t betweenChildren; -} Clay_BorderWidth; - -// Controls settings related to element borders. -typedef struct Clay_BorderElementConfig { - Clay_Color color; // Controls the color of all borders with width > 0. Conventionally represented as 0-255, but interpretation is up to the renderer. - Clay_BorderWidth width; // Controls the widths of individual borders. At least one of these should be > 0 for a BORDER render command to be generated. -} Clay_BorderElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_BorderElementConfig); - -// Render Command Data ----------------------------- - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_TEXT -typedef struct Clay_TextRenderData { - // A string slice containing the text to be rendered. - // Note: this is not guaranteed to be null terminated. - Clay_StringSlice stringContents; - // Conventionally represented as 0-255 for each channel, but interpretation is up to the renderer. - Clay_Color textColor; - // An integer representing the font to use to render this text, transparently passed through from the text declaration. - uint16_t fontId; - uint16_t fontSize; - // Specifies the extra whitespace gap in pixels between each character. - uint16_t letterSpacing; - // The height of the bounding box for this line of text. - uint16_t lineHeight; -} Clay_TextRenderData; - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_RECTANGLE -typedef struct Clay_RectangleRenderData { - // The solid background color to fill this rectangle with. Conventionally represented as 0-255 for each channel, but interpretation is up to the renderer. - Clay_Color backgroundColor; - // Controls the "radius", or corner rounding of elements, including rectangles, borders and images. - // The rounding is determined by drawing a circle inset into the element corner by (radius, radius) pixels. - Clay_CornerRadius cornerRadius; -} Clay_RectangleRenderData; - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_IMAGE -typedef struct Clay_ImageRenderData { - // The tint color for this image. Note that the default value is 0,0,0,0 and should likely be interpreted - // as "untinted". - // Conventionally represented as 0-255 for each channel, but interpretation is up to the renderer. - Clay_Color backgroundColor; - // Controls the "radius", or corner rounding of this image. - // The rounding is determined by drawing a circle inset into the element corner by (radius, radius) pixels. - Clay_CornerRadius cornerRadius; - // A pointer transparently passed through from the original element definition, typically used to represent image data. - void* imageData; -} Clay_ImageRenderData; - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_CUSTOM -typedef struct Clay_CustomRenderData { - // Passed through from .backgroundColor in the original element declaration. - // Conventionally represented as 0-255 for each channel, but interpretation is up to the renderer. - Clay_Color backgroundColor; - // Controls the "radius", or corner rounding of this custom element. - // The rounding is determined by drawing a circle inset into the element corner by (radius, radius) pixels. - Clay_CornerRadius cornerRadius; - // A pointer transparently passed through from the original element definition. - void* customData; -} Clay_CustomRenderData; - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_SCISSOR_START || commandType == CLAY_RENDER_COMMAND_TYPE_SCISSOR_END -typedef struct Clay_ScrollRenderData { - bool horizontal; - bool vertical; -} Clay_ClipRenderData; - -// Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_BORDER -typedef struct Clay_BorderRenderData { - // Controls a shared color for all this element's borders. - // Conventionally represented as 0-255 for each channel, but interpretation is up to the renderer. - Clay_Color color; - // Specifies the "radius", or corner rounding of this border element. - // The rounding is determined by drawing a circle inset into the element corner by (radius, radius) pixels. - Clay_CornerRadius cornerRadius; - // Controls individual border side widths. - Clay_BorderWidth width; -} Clay_BorderRenderData; - -// A struct union containing data specific to this command's .commandType -typedef union Clay_RenderData { - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_RECTANGLE - Clay_RectangleRenderData rectangle; - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_TEXT - Clay_TextRenderData text; - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_IMAGE - Clay_ImageRenderData image; - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_CUSTOM - Clay_CustomRenderData custom; - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_BORDER - Clay_BorderRenderData border; - // Render command data when commandType == CLAY_RENDER_COMMAND_TYPE_SCISSOR_START|END - Clay_ClipRenderData clip; -} Clay_RenderData; - -// Miscellaneous Structs & Enums --------------------------------- - -// Data representing the current internal state of a scrolling element. -typedef struct Clay_ScrollContainerData { - // Note: This is a pointer to the real internal scroll position, mutating it may cause a change in final layout. - // Intended for use with external functionality that modifies scroll position, such as scroll bars or auto scrolling. - Clay_Vector2 *scrollPosition; - // The bounding box of the scroll element. - Clay_Dimensions scrollContainerDimensions; - // The outer dimensions of the inner scroll container content, including the padding of the parent scroll container. - Clay_Dimensions contentDimensions; - // The config that was originally passed to the clip element. - Clay_ClipElementConfig config; - // Indicates whether an actual scroll container matched the provided ID or if the default struct was returned. - bool found; -} Clay_ScrollContainerData; - -// Bounding box and other data for a specific UI element. -typedef struct Clay_ElementData { - // The rectangle that encloses this UI element, with the position relative to the root of the layout. - Clay_BoundingBox boundingBox; - // Indicates whether an actual Element matched the provided ID or if the default struct was returned. - bool found; -} Clay_ElementData; - -// Used by renderers to determine specific handling for each render command. -typedef CLAY_PACKED_ENUM { - // This command type should be skipped. - CLAY_RENDER_COMMAND_TYPE_NONE, - // The renderer should draw a solid color rectangle. - CLAY_RENDER_COMMAND_TYPE_RECTANGLE, - // The renderer should draw a colored border inset into the bounding box. - CLAY_RENDER_COMMAND_TYPE_BORDER, - // The renderer should draw text. - CLAY_RENDER_COMMAND_TYPE_TEXT, - // The renderer should draw an image. - CLAY_RENDER_COMMAND_TYPE_IMAGE, - // The renderer should begin clipping all future draw commands, only rendering content that falls within the provided boundingBox. - CLAY_RENDER_COMMAND_TYPE_SCISSOR_START, - // The renderer should finish any previously active clipping, and begin rendering elements in full again. - CLAY_RENDER_COMMAND_TYPE_SCISSOR_END, - // The renderer should provide a custom implementation for handling this render command based on its .customData - CLAY_RENDER_COMMAND_TYPE_CUSTOM, -} Clay_RenderCommandType; - -typedef struct Clay_RenderCommand { - // A rectangular box that fully encloses this UI element, with the position relative to the root of the layout. - Clay_BoundingBox boundingBox; - // A struct union containing data specific to this command's commandType. - Clay_RenderData renderData; - // A pointer transparently passed through from the original element declaration. - void *userData; - // The id of this element, transparently passed through from the original element declaration. - uint32_t id; - // The z order required for drawing this command correctly. - // Note: the render command array is already sorted in ascending order, and will produce correct results if drawn in naive order. - // This field is intended for use in batching renderers for improved performance. - int16_t zIndex; - // Specifies how to handle rendering of this command. - // CLAY_RENDER_COMMAND_TYPE_RECTANGLE - The renderer should draw a solid color rectangle. - // CLAY_RENDER_COMMAND_TYPE_BORDER - The renderer should draw a colored border inset into the bounding box. - // CLAY_RENDER_COMMAND_TYPE_TEXT - The renderer should draw text. - // CLAY_RENDER_COMMAND_TYPE_IMAGE - The renderer should draw an image. - // CLAY_RENDER_COMMAND_TYPE_SCISSOR_START - The renderer should begin clipping all future draw commands, only rendering content that falls within the provided boundingBox. - // CLAY_RENDER_COMMAND_TYPE_SCISSOR_END - The renderer should finish any previously active clipping, and begin rendering elements in full again. - // CLAY_RENDER_COMMAND_TYPE_CUSTOM - The renderer should provide a custom implementation for handling this render command based on its .customData - Clay_RenderCommandType commandType; -} Clay_RenderCommand; - -// A sized array of render commands. -typedef struct Clay_RenderCommandArray { - // The underlying max capacity of the array, not necessarily all initialized. - int32_t capacity; - // The number of initialized elements in this array. Used for loops and iteration. - int32_t length; - // A pointer to the first element in the internal array. - Clay_RenderCommand* internalArray; -} Clay_RenderCommandArray; - -// Represents the current state of interaction with clay this frame. -typedef CLAY_PACKED_ENUM { - // A left mouse click, or touch occurred this frame. - CLAY_POINTER_DATA_PRESSED_THIS_FRAME, - // The left mouse button click or touch happened at some point in the past, and is still currently held down this frame. - CLAY_POINTER_DATA_PRESSED, - // The left mouse button click or touch was released this frame. - CLAY_POINTER_DATA_RELEASED_THIS_FRAME, - // The left mouse button click or touch is not currently down / was released at some point in the past. - CLAY_POINTER_DATA_RELEASED, -} Clay_PointerDataInteractionState; - -// Information on the current state of pointer interactions this frame. -typedef struct Clay_PointerData { - // The position of the mouse / touch / pointer relative to the root of the layout. - Clay_Vector2 position; - // Represents the current state of interaction with clay this frame. - // CLAY_POINTER_DATA_PRESSED_THIS_FRAME - A left mouse click, or touch occurred this frame. - // CLAY_POINTER_DATA_PRESSED - The left mouse button click or touch happened at some point in the past, and is still currently held down this frame. - // CLAY_POINTER_DATA_RELEASED_THIS_FRAME - The left mouse button click or touch was released this frame. - // CLAY_POINTER_DATA_RELEASED - The left mouse button click or touch is not currently down / was released at some point in the past. - Clay_PointerDataInteractionState state; -} Clay_PointerData; - -typedef struct Clay_ElementDeclaration { - // Controls various settings that affect the size and position of an element, as well as the sizes and positions of any child elements. - Clay_LayoutConfig layout; - // Controls the background color of the resulting element. - // By convention specified as 0-255, but interpretation is up to the renderer. - // If no other config is specified, .backgroundColor will generate a RECTANGLE render command, otherwise it will be passed as a property to IMAGE or CUSTOM render commands. - Clay_Color backgroundColor; - // Controls the "radius", or corner rounding of elements, including rectangles, borders and images. - Clay_CornerRadius cornerRadius; - // Controls settings related to aspect ratio scaling. - Clay_AspectRatioElementConfig aspectRatio; - // Controls settings related to image elements. - Clay_ImageElementConfig image; - // Controls whether and how an element "floats", which means it layers over the top of other elements in z order, and doesn't affect the position and size of siblings or parent elements. - // Note: in order to activate floating, .floating.attachTo must be set to something other than the default value. - Clay_FloatingElementConfig floating; - // Used to create CUSTOM render commands, usually to render element types not supported by Clay. - Clay_CustomElementConfig custom; - // Controls whether an element should clip its contents, as well as providing child x,y offset configuration for scrolling. - Clay_ClipElementConfig clip; - // Controls settings related to element borders, and will generate BORDER render commands. - Clay_BorderElementConfig border; - // A pointer that will be transparently passed through to resulting render commands. - void *userData; -} Clay_ElementDeclaration; - -CLAY__WRAPPER_STRUCT(Clay_ElementDeclaration); - -// Represents the type of error clay encountered while computing layout. -typedef CLAY_PACKED_ENUM { - // A text measurement function wasn't provided using Clay_SetMeasureTextFunction(), or the provided function was null. - CLAY_ERROR_TYPE_TEXT_MEASUREMENT_FUNCTION_NOT_PROVIDED, - // Clay attempted to allocate its internal data structures but ran out of space. - // The arena passed to Clay_Initialize was created with a capacity smaller than that required by Clay_MinMemorySize(). - CLAY_ERROR_TYPE_ARENA_CAPACITY_EXCEEDED, - // Clay ran out of capacity in its internal array for storing elements. This limit can be increased with Clay_SetMaxElementCount(). - CLAY_ERROR_TYPE_ELEMENTS_CAPACITY_EXCEEDED, - // Clay ran out of capacity in its internal array for storing elements. This limit can be increased with Clay_SetMaxMeasureTextCacheWordCount(). - CLAY_ERROR_TYPE_TEXT_MEASUREMENT_CAPACITY_EXCEEDED, - // Two elements were declared with exactly the same ID within one layout. - CLAY_ERROR_TYPE_DUPLICATE_ID, - // A floating element was declared using CLAY_ATTACH_TO_ELEMENT_ID and either an invalid .parentId was provided or no element with the provided .parentId was found. - CLAY_ERROR_TYPE_FLOATING_CONTAINER_PARENT_NOT_FOUND, - // An element was declared that using CLAY_SIZING_PERCENT but the percentage value was over 1. Percentage values are expected to be in the 0-1 range. - CLAY_ERROR_TYPE_PERCENTAGE_OVER_1, - // Clay encountered an internal error. It would be wonderful if you could report this so we can fix it! - CLAY_ERROR_TYPE_INTERNAL_ERROR, - // Clay__OpenElement was called more times than Clay__CloseElement, so there were still remaining open elements when the layout ended. - CLAY_ERROR_TYPE_UNBALANCED_OPEN_CLOSE, -} Clay_ErrorType; - -// Data to identify the error that clay has encountered. -typedef struct Clay_ErrorData { - // Represents the type of error clay encountered while computing layout. - // CLAY_ERROR_TYPE_TEXT_MEASUREMENT_FUNCTION_NOT_PROVIDED - A text measurement function wasn't provided using Clay_SetMeasureTextFunction(), or the provided function was null. - // CLAY_ERROR_TYPE_ARENA_CAPACITY_EXCEEDED - Clay attempted to allocate its internal data structures but ran out of space. The arena passed to Clay_Initialize was created with a capacity smaller than that required by Clay_MinMemorySize(). - // CLAY_ERROR_TYPE_ELEMENTS_CAPACITY_EXCEEDED - Clay ran out of capacity in its internal array for storing elements. This limit can be increased with Clay_SetMaxElementCount(). - // CLAY_ERROR_TYPE_TEXT_MEASUREMENT_CAPACITY_EXCEEDED - Clay ran out of capacity in its internal array for storing elements. This limit can be increased with Clay_SetMaxMeasureTextCacheWordCount(). - // CLAY_ERROR_TYPE_DUPLICATE_ID - Two elements were declared with exactly the same ID within one layout. - // CLAY_ERROR_TYPE_FLOATING_CONTAINER_PARENT_NOT_FOUND - A floating element was declared using CLAY_ATTACH_TO_ELEMENT_ID and either an invalid .parentId was provided or no element with the provided .parentId was found. - // CLAY_ERROR_TYPE_PERCENTAGE_OVER_1 - An element was declared that using CLAY_SIZING_PERCENT but the percentage value was over 1. Percentage values are expected to be in the 0-1 range. - // CLAY_ERROR_TYPE_INTERNAL_ERROR - Clay encountered an internal error. It would be wonderful if you could report this so we can fix it! - Clay_ErrorType errorType; - // A string containing human-readable error text that explains the error in more detail. - Clay_String errorText; - // A transparent pointer passed through from when the error handler was first provided. - void *userData; -} Clay_ErrorData; - -// A wrapper struct around Clay's error handler function. -typedef struct { - // A user provided function to call when Clay encounters an error during layout. - void (*errorHandlerFunction)(Clay_ErrorData errorText); - // A pointer that will be transparently passed through to the error handler when it is called. - void *userData; -} Clay_ErrorHandler; - -// Function Forward Declarations --------------------------------- - -// Public API functions ------------------------------------------ - -// Returns the size, in bytes, of the minimum amount of memory Clay requires to operate at its current settings. -CLAY_DLL_EXPORT uint32_t Clay_MinMemorySize(void); -// Creates an arena for clay to use for its internal allocations, given a certain capacity in bytes and a pointer to an allocation of at least that size. -// Intended to be used with Clay_MinMemorySize in the following way: -// uint32_t minMemoryRequired = Clay_MinMemorySize(); -// Clay_Arena clayMemory = Clay_CreateArenaWithCapacityAndMemory(minMemoryRequired, malloc(minMemoryRequired)); -CLAY_DLL_EXPORT Clay_Arena Clay_CreateArenaWithCapacityAndMemory(size_t capacity, void *memory); -// Sets the state of the "pointer" (i.e. the mouse or touch) in Clay's internal data. Used for detecting and responding to mouse events in the debug view, -// as well as for Clay_Hovered() and scroll element handling. -CLAY_DLL_EXPORT void Clay_SetPointerState(Clay_Vector2 position, bool pointerDown); -// Initialize Clay's internal arena and setup required data before layout can begin. Only needs to be called once. -// - arena can be created using Clay_CreateArenaWithCapacityAndMemory() -// - layoutDimensions are the initial bounding dimensions of the layout (i.e. the screen width and height for a full screen layout) -// - errorHandler is used by Clay to inform you if something has gone wrong in configuration or layout. -CLAY_DLL_EXPORT Clay_Context* Clay_Initialize(Clay_Arena arena, Clay_Dimensions layoutDimensions, Clay_ErrorHandler errorHandler); -// Returns the Context that clay is currently using. Used when using multiple instances of clay simultaneously. -CLAY_DLL_EXPORT Clay_Context* Clay_GetCurrentContext(void); -// Sets the context that clay will use to compute the layout. -// Used to restore a context saved from Clay_GetCurrentContext when using multiple instances of clay simultaneously. -CLAY_DLL_EXPORT void Clay_SetCurrentContext(Clay_Context* context); -// Updates the state of Clay's internal scroll data, updating scroll content positions if scrollDelta is non zero, and progressing momentum scrolling. -// - enableDragScrolling when set to true will enable mobile device like "touch drag" scroll of scroll containers, including momentum scrolling after the touch has ended. -// - scrollDelta is the amount to scroll this frame on each axis in pixels. -// - deltaTime is the time in seconds since the last "frame" (scroll update) -CLAY_DLL_EXPORT void Clay_UpdateScrollContainers(bool enableDragScrolling, Clay_Vector2 scrollDelta, float deltaTime); -// Returns the internally stored scroll offset for the currently open element. -// Generally intended for use with clip elements to create scrolling containers. -CLAY_DLL_EXPORT Clay_Vector2 Clay_GetScrollOffset(void); -// Updates the layout dimensions in response to the window or outer container being resized. -CLAY_DLL_EXPORT void Clay_SetLayoutDimensions(Clay_Dimensions dimensions); -// Called before starting any layout declarations. -CLAY_DLL_EXPORT void Clay_BeginLayout(void); -// Called when all layout declarations are finished. -// Computes the layout and generates and returns the array of render commands to draw. -CLAY_DLL_EXPORT Clay_RenderCommandArray Clay_EndLayout(void); -// Calculates a hash ID from the given idString. -// Generally only used for dynamic strings when CLAY_ID("stringLiteral") can't be used. -CLAY_DLL_EXPORT Clay_ElementId Clay_GetElementId(Clay_String idString); -// Calculates a hash ID from the given idString and index. -// - index is used to avoid constructing dynamic ID strings in loops. -// Generally only used for dynamic strings when CLAY_IDI("stringLiteral", index) can't be used. -CLAY_DLL_EXPORT Clay_ElementId Clay_GetElementIdWithIndex(Clay_String idString, uint32_t index); -// Returns layout data such as the final calculated bounding box for an element with a given ID. -// The returned Clay_ElementData contains a `found` bool that will be true if an element with the provided ID was found. -// This ID can be calculated either with CLAY_ID() for string literal IDs, or Clay_GetElementId for dynamic strings. -CLAY_DLL_EXPORT Clay_ElementData Clay_GetElementData(Clay_ElementId id); -// Returns true if the pointer position provided by Clay_SetPointerState is within the current element's bounding box. -// Works during element declaration, e.g. CLAY({ .backgroundColor = Clay_Hovered() ? BLUE : RED }); -CLAY_DLL_EXPORT bool Clay_Hovered(void); -// Bind a callback that will be called when the pointer position provided by Clay_SetPointerState is within the current element's bounding box. -// - onHoverFunction is a function pointer to a user defined function. -// - userData is a pointer that will be transparently passed through when the onHoverFunction is called. -CLAY_DLL_EXPORT void Clay_OnHover(void (*onHoverFunction)(Clay_ElementId elementId, Clay_PointerData pointerData, intptr_t userData), intptr_t userData); -// An imperative function that returns true if the pointer position provided by Clay_SetPointerState is within the element with the provided ID's bounding box. -// This ID can be calculated either with CLAY_ID() for string literal IDs, or Clay_GetElementId for dynamic strings. -CLAY_DLL_EXPORT bool Clay_PointerOver(Clay_ElementId elementId); -// Returns the array of element IDs that the pointer is currently over. -CLAY_DLL_EXPORT Clay_ElementIdArray Clay_GetPointerOverIds(void); -// Returns data representing the state of the scrolling element with the provided ID. -// The returned Clay_ScrollContainerData contains a `found` bool that will be true if a scroll element was found with the provided ID. -// An imperative function that returns true if the pointer position provided by Clay_SetPointerState is within the element with the provided ID's bounding box. -// This ID can be calculated either with CLAY_ID() for string literal IDs, or Clay_GetElementId for dynamic strings. -CLAY_DLL_EXPORT Clay_ScrollContainerData Clay_GetScrollContainerData(Clay_ElementId id); -// Binds a callback function that Clay will call to determine the dimensions of a given string slice. -// - measureTextFunction is a user provided function that adheres to the interface Clay_Dimensions (Clay_StringSlice text, Clay_TextElementConfig *config, void *userData); -// - userData is a pointer that will be transparently passed through when the measureTextFunction is called. -CLAY_DLL_EXPORT void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_StringSlice text, Clay_TextElementConfig *config, void *userData), void *userData); -// Experimental - Used in cases where Clay needs to integrate with a system that manages its own scrolling containers externally. -// Please reach out if you plan to use this function, as it may be subject to change. -CLAY_DLL_EXPORT void Clay_SetQueryScrollOffsetFunction(Clay_Vector2 (*queryScrollOffsetFunction)(uint32_t elementId, void *userData), void *userData); -// A bounds-checked "get" function for the Clay_RenderCommandArray returned from Clay_EndLayout(). -CLAY_DLL_EXPORT Clay_RenderCommand * Clay_RenderCommandArray_Get(Clay_RenderCommandArray* array, int32_t index); -// Enables and disables Clay's internal debug tools. -// This state is retained and does not need to be set each frame. -CLAY_DLL_EXPORT void Clay_SetDebugModeEnabled(bool enabled); -// Returns true if Clay's internal debug tools are currently enabled. -CLAY_DLL_EXPORT bool Clay_IsDebugModeEnabled(void); -// Enables and disables visibility culling. By default, Clay will not generate render commands for elements whose bounding box is entirely outside the screen. -CLAY_DLL_EXPORT void Clay_SetCullingEnabled(bool enabled); -// Returns the maximum number of UI elements supported by Clay's current configuration. -CLAY_DLL_EXPORT int32_t Clay_GetMaxElementCount(void); -// Modifies the maximum number of UI elements supported by Clay's current configuration. -// This may require reallocating additional memory, and re-calling Clay_Initialize(); -CLAY_DLL_EXPORT void Clay_SetMaxElementCount(int32_t maxElementCount); -// Returns the maximum number of measured "words" (whitespace seperated runs of characters) that Clay can store in its internal text measurement cache. -CLAY_DLL_EXPORT int32_t Clay_GetMaxMeasureTextCacheWordCount(void); -// Modifies the maximum number of measured "words" (whitespace seperated runs of characters) that Clay can store in its internal text measurement cache. -// This may require reallocating additional memory, and re-calling Clay_Initialize(); -CLAY_DLL_EXPORT void Clay_SetMaxMeasureTextCacheWordCount(int32_t maxMeasureTextCacheWordCount); -// Resets Clay's internal text measurement cache. Useful if font mappings have changed or fonts have been reloaded. -CLAY_DLL_EXPORT void Clay_ResetMeasureTextCache(void); - -// Internal API functions required by macros ---------------------- - -CLAY_DLL_EXPORT void Clay__OpenElement(void); -CLAY_DLL_EXPORT void Clay__OpenElementWithId(Clay_ElementId elementId); -CLAY_DLL_EXPORT void Clay__ConfigureOpenElement(const Clay_ElementDeclaration config); -CLAY_DLL_EXPORT void Clay__ConfigureOpenElementPtr(const Clay_ElementDeclaration *config); -CLAY_DLL_EXPORT void Clay__CloseElement(void); -CLAY_DLL_EXPORT Clay_ElementId Clay__HashString(Clay_String key, uint32_t seed); -CLAY_DLL_EXPORT Clay_ElementId Clay__HashStringWithOffset(Clay_String key, uint32_t offset, uint32_t seed); -CLAY_DLL_EXPORT void Clay__OpenTextElement(Clay_String text, Clay_TextElementConfig *textConfig); -CLAY_DLL_EXPORT Clay_TextElementConfig *Clay__StoreTextElementConfig(Clay_TextElementConfig config); -CLAY_DLL_EXPORT uint32_t Clay__GetParentElementId(void); - -extern Clay_Color Clay__debugViewHighlightColor; -extern uint32_t Clay__debugViewWidth; - -#ifdef __cplusplus -} -#endif - -#endif // CLAY_HEADER - -// ----------------------------------------- -// IMPLEMENTATION -------------------------- -// ----------------------------------------- -#ifdef CLAY_IMPLEMENTATION -#undef CLAY_IMPLEMENTATION - -#ifndef CLAY__NULL -#define CLAY__NULL 0 -#endif - -#ifndef CLAY__MAXFLOAT -#define CLAY__MAXFLOAT 3.40282346638528859812e+38F -#endif - -Clay_LayoutConfig CLAY_LAYOUT_DEFAULT = CLAY__DEFAULT_STRUCT; - -Clay_Color Clay__Color_DEFAULT = CLAY__DEFAULT_STRUCT; -Clay_CornerRadius Clay__CornerRadius_DEFAULT = CLAY__DEFAULT_STRUCT; -Clay_BorderWidth Clay__BorderWidth_DEFAULT = CLAY__DEFAULT_STRUCT; - -// The below functions define array bounds checking and convenience functions for a provided type. -#define CLAY__ARRAY_DEFINE_FUNCTIONS(typeName, arrayName) \ - \ -typedef struct \ -{ \ - int32_t length; \ - typeName *internalArray; \ -} arrayName##Slice; \ - \ -typeName typeName##_DEFAULT = CLAY__DEFAULT_STRUCT; \ - \ -arrayName arrayName##_Allocate_Arena(int32_t capacity, Clay_Arena *arena) { \ - return CLAY__INIT(arrayName){.capacity = capacity, .length = 0, \ - .internalArray = (typeName *)Clay__Array_Allocate_Arena(capacity, sizeof(typeName), arena)}; \ -} \ - \ -typeName *arrayName##_Get(arrayName *array, int32_t index) { \ - return Clay__Array_RangeCheck(index, array->length) ? &array->internalArray[index] : &typeName##_DEFAULT; \ -} \ - \ -typeName arrayName##_GetValue(arrayName *array, int32_t index) { \ - return Clay__Array_RangeCheck(index, array->length) ? array->internalArray[index] : typeName##_DEFAULT; \ -} \ - \ -typeName *arrayName##_Add(arrayName *array, typeName item) { \ - if (Clay__Array_AddCapacityCheck(array->length, array->capacity)) { \ - array->internalArray[array->length++] = item; \ - return &array->internalArray[array->length - 1]; \ - } \ - return &typeName##_DEFAULT; \ -} \ - \ -typeName *arrayName##Slice_Get(arrayName##Slice *slice, int32_t index) { \ - return Clay__Array_RangeCheck(index, slice->length) ? &slice->internalArray[index] : &typeName##_DEFAULT; \ -} \ - \ -typeName arrayName##_RemoveSwapback(arrayName *array, int32_t index) { \ - if (Clay__Array_RangeCheck(index, array->length)) { \ - array->length--; \ - typeName removed = array->internalArray[index]; \ - array->internalArray[index] = array->internalArray[array->length]; \ - return removed; \ - } \ - return typeName##_DEFAULT; \ -} \ - \ -void arrayName##_Set(arrayName *array, int32_t index, typeName value) { \ - if (Clay__Array_RangeCheck(index, array->capacity)) { \ - array->internalArray[index] = value; \ - array->length = index < array->length ? array->length : index + 1; \ - } \ -} \ - -#define CLAY__ARRAY_DEFINE(typeName, arrayName) \ -typedef struct \ -{ \ - int32_t capacity; \ - int32_t length; \ - typeName *internalArray; \ -} arrayName; \ - \ -CLAY__ARRAY_DEFINE_FUNCTIONS(typeName, arrayName) \ - -Clay_Context *Clay__currentContext; -int32_t Clay__defaultMaxElementCount = 8192; -int32_t Clay__defaultMaxMeasureTextWordCacheCount = 16384; - -void Clay__ErrorHandlerFunctionDefault(Clay_ErrorData errorText) { - (void) errorText; -} - -Clay_String CLAY__SPACECHAR = { .length = 1, .chars = " " }; -Clay_String CLAY__STRING_DEFAULT = { .length = 0, .chars = NULL }; - -typedef struct { - bool maxElementsExceeded; - bool maxRenderCommandsExceeded; - bool maxTextMeasureCacheExceeded; - bool textMeasurementFunctionNotSet; -} Clay_BooleanWarnings; - -typedef struct { - Clay_String baseMessage; - Clay_String dynamicMessage; -} Clay__Warning; - -Clay__Warning CLAY__WARNING_DEFAULT = CLAY__DEFAULT_STRUCT; - -typedef struct { - int32_t capacity; - int32_t length; - Clay__Warning *internalArray; -} Clay__WarningArray; - -typedef struct { - Clay_Color backgroundColor; - Clay_CornerRadius cornerRadius; - void* userData; -} Clay_SharedElementConfig; - -CLAY__WRAPPER_STRUCT(Clay_SharedElementConfig); - -Clay__WarningArray Clay__WarningArray_Allocate_Arena(int32_t capacity, Clay_Arena *arena); -Clay__Warning *Clay__WarningArray_Add(Clay__WarningArray *array, Clay__Warning item); -void* Clay__Array_Allocate_Arena(int32_t capacity, uint32_t itemSize, Clay_Arena *arena); -bool Clay__Array_RangeCheck(int32_t index, int32_t length); -bool Clay__Array_AddCapacityCheck(int32_t length, int32_t capacity); - -CLAY__ARRAY_DEFINE(bool, Clay__boolArray) -CLAY__ARRAY_DEFINE(int32_t, Clay__int32_tArray) -CLAY__ARRAY_DEFINE(char, Clay__charArray) -CLAY__ARRAY_DEFINE_FUNCTIONS(Clay_ElementId, Clay_ElementIdArray) -CLAY__ARRAY_DEFINE(Clay_LayoutConfig, Clay__LayoutConfigArray) -CLAY__ARRAY_DEFINE(Clay_TextElementConfig, Clay__TextElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_AspectRatioElementConfig, Clay__AspectRatioElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_ImageElementConfig, Clay__ImageElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_FloatingElementConfig, Clay__FloatingElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_CustomElementConfig, Clay__CustomElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_ClipElementConfig, Clay__ClipElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_BorderElementConfig, Clay__BorderElementConfigArray) -CLAY__ARRAY_DEFINE(Clay_String, Clay__StringArray) -CLAY__ARRAY_DEFINE(Clay_SharedElementConfig, Clay__SharedElementConfigArray) -CLAY__ARRAY_DEFINE_FUNCTIONS(Clay_RenderCommand, Clay_RenderCommandArray) - -typedef CLAY_PACKED_ENUM { - CLAY__ELEMENT_CONFIG_TYPE_NONE, - CLAY__ELEMENT_CONFIG_TYPE_BORDER, - CLAY__ELEMENT_CONFIG_TYPE_FLOATING, - CLAY__ELEMENT_CONFIG_TYPE_CLIP, - CLAY__ELEMENT_CONFIG_TYPE_ASPECT, - CLAY__ELEMENT_CONFIG_TYPE_IMAGE, - CLAY__ELEMENT_CONFIG_TYPE_TEXT, - CLAY__ELEMENT_CONFIG_TYPE_CUSTOM, - CLAY__ELEMENT_CONFIG_TYPE_SHARED, -} Clay__ElementConfigType; - -typedef union { - Clay_TextElementConfig *textElementConfig; - Clay_AspectRatioElementConfig *aspectRatioElementConfig; - Clay_ImageElementConfig *imageElementConfig; - Clay_FloatingElementConfig *floatingElementConfig; - Clay_CustomElementConfig *customElementConfig; - Clay_ClipElementConfig *clipElementConfig; - Clay_BorderElementConfig *borderElementConfig; - Clay_SharedElementConfig *sharedElementConfig; -} Clay_ElementConfigUnion; - -typedef struct { - Clay__ElementConfigType type; - Clay_ElementConfigUnion config; -} Clay_ElementConfig; - -CLAY__ARRAY_DEFINE(Clay_ElementConfig, Clay__ElementConfigArray) - -typedef struct { - Clay_Dimensions dimensions; - Clay_String line; -} Clay__WrappedTextLine; - -CLAY__ARRAY_DEFINE(Clay__WrappedTextLine, Clay__WrappedTextLineArray) - -typedef struct { - Clay_String text; - Clay_Dimensions preferredDimensions; - int32_t elementIndex; - Clay__WrappedTextLineArraySlice wrappedLines; -} Clay__TextElementData; - -CLAY__ARRAY_DEFINE(Clay__TextElementData, Clay__TextElementDataArray) - -typedef struct { - int32_t *elements; - uint16_t length; -} Clay__LayoutElementChildren; - -typedef struct { - union { - Clay__LayoutElementChildren children; - Clay__TextElementData *textElementData; - } childrenOrTextContent; - Clay_Dimensions dimensions; - Clay_Dimensions minDimensions; - Clay_LayoutConfig *layoutConfig; - Clay__ElementConfigArraySlice elementConfigs; - uint32_t id; -} Clay_LayoutElement; - -CLAY__ARRAY_DEFINE(Clay_LayoutElement, Clay_LayoutElementArray) - -typedef struct { - Clay_LayoutElement *layoutElement; - Clay_BoundingBox boundingBox; - Clay_Dimensions contentSize; - Clay_Vector2 scrollOrigin; - Clay_Vector2 pointerOrigin; - Clay_Vector2 scrollMomentum; - Clay_Vector2 scrollPosition; - Clay_Vector2 previousDelta; - float momentumTime; - uint32_t elementId; - bool openThisFrame; - bool pointerScrollActive; -} Clay__ScrollContainerDataInternal; - -CLAY__ARRAY_DEFINE(Clay__ScrollContainerDataInternal, Clay__ScrollContainerDataInternalArray) - -typedef struct { - bool collision; - bool collapsed; -} Clay__DebugElementData; - -CLAY__ARRAY_DEFINE(Clay__DebugElementData, Clay__DebugElementDataArray) - -typedef struct { // todo get this struct into a single cache line - Clay_BoundingBox boundingBox; - Clay_ElementId elementId; - Clay_LayoutElement* layoutElement; - void (*onHoverFunction)(Clay_ElementId elementId, Clay_PointerData pointerInfo, intptr_t userData); - intptr_t hoverFunctionUserData; - int32_t nextIndex; - uint32_t generation; - Clay__DebugElementData *debugData; -} Clay_LayoutElementHashMapItem; - -CLAY__ARRAY_DEFINE(Clay_LayoutElementHashMapItem, Clay__LayoutElementHashMapItemArray) - -typedef struct { - int32_t startOffset; - int32_t length; - float width; - int32_t next; -} Clay__MeasuredWord; - -CLAY__ARRAY_DEFINE(Clay__MeasuredWord, Clay__MeasuredWordArray) - -typedef struct { - Clay_Dimensions unwrappedDimensions; - int32_t measuredWordsStartIndex; - float minWidth; - bool containsNewlines; - // Hash map data - uint32_t id; - int32_t nextIndex; - uint32_t generation; -} Clay__MeasureTextCacheItem; - -CLAY__ARRAY_DEFINE(Clay__MeasureTextCacheItem, Clay__MeasureTextCacheItemArray) - -typedef struct { - Clay_LayoutElement *layoutElement; - Clay_Vector2 position; - Clay_Vector2 nextChildOffset; -} Clay__LayoutElementTreeNode; - -CLAY__ARRAY_DEFINE(Clay__LayoutElementTreeNode, Clay__LayoutElementTreeNodeArray) - -typedef struct { - int32_t layoutElementIndex; - uint32_t parentId; // This can be zero in the case of the root layout tree - uint32_t clipElementId; // This can be zero if there is no clip element - int16_t zIndex; - Clay_Vector2 pointerOffset; // Only used when scroll containers are managed externally -} Clay__LayoutElementTreeRoot; - -CLAY__ARRAY_DEFINE(Clay__LayoutElementTreeRoot, Clay__LayoutElementTreeRootArray) - -struct Clay_Context { - int32_t maxElementCount; - int32_t maxMeasureTextCacheWordCount; - bool warningsEnabled; - Clay_ErrorHandler errorHandler; - Clay_BooleanWarnings booleanWarnings; - Clay__WarningArray warnings; - - Clay_PointerData pointerInfo; - Clay_Dimensions layoutDimensions; - Clay_ElementId dynamicElementIndexBaseHash; - uint32_t dynamicElementIndex; - bool debugModeEnabled; - bool disableCulling; - bool externalScrollHandlingEnabled; - uint32_t debugSelectedElementId; - uint32_t generation; - uintptr_t arenaResetOffset; - void *measureTextUserData; - void *queryScrollOffsetUserData; - Clay_Arena internalArena; - // Layout Elements / Render Commands - Clay_LayoutElementArray layoutElements; - Clay_RenderCommandArray renderCommands; - Clay__int32_tArray openLayoutElementStack; - Clay__int32_tArray layoutElementChildren; - Clay__int32_tArray layoutElementChildrenBuffer; - Clay__TextElementDataArray textElementData; - Clay__int32_tArray aspectRatioElementIndexes; - Clay__int32_tArray reusableElementIndexBuffer; - Clay__int32_tArray layoutElementClipElementIds; - // Configs - Clay__LayoutConfigArray layoutConfigs; - Clay__ElementConfigArray elementConfigs; - Clay__TextElementConfigArray textElementConfigs; - Clay__AspectRatioElementConfigArray aspectRatioElementConfigs; - Clay__ImageElementConfigArray imageElementConfigs; - Clay__FloatingElementConfigArray floatingElementConfigs; - Clay__ClipElementConfigArray clipElementConfigs; - Clay__CustomElementConfigArray customElementConfigs; - Clay__BorderElementConfigArray borderElementConfigs; - Clay__SharedElementConfigArray sharedElementConfigs; - // Misc Data Structures - Clay__StringArray layoutElementIdStrings; - Clay__WrappedTextLineArray wrappedTextLines; - Clay__LayoutElementTreeNodeArray layoutElementTreeNodeArray1; - Clay__LayoutElementTreeRootArray layoutElementTreeRoots; - Clay__LayoutElementHashMapItemArray layoutElementsHashMapInternal; - Clay__int32_tArray layoutElementsHashMap; - Clay__MeasureTextCacheItemArray measureTextHashMapInternal; - Clay__int32_tArray measureTextHashMapInternalFreeList; - Clay__int32_tArray measureTextHashMap; - Clay__MeasuredWordArray measuredWords; - Clay__int32_tArray measuredWordsFreeList; - Clay__int32_tArray openClipElementStack; - Clay_ElementIdArray pointerOverIds; - Clay__ScrollContainerDataInternalArray scrollContainerDatas; - Clay__boolArray treeNodeVisited; - Clay__charArray dynamicStringData; - Clay__DebugElementDataArray debugElementData; -}; - -Clay_Context* Clay__Context_Allocate_Arena(Clay_Arena *arena) { - size_t totalSizeBytes = sizeof(Clay_Context); - if (totalSizeBytes > arena->capacity) - { - return NULL; - } - arena->nextAllocation += totalSizeBytes; - return (Clay_Context*)(arena->memory); -} - -Clay_String Clay__WriteStringToCharBuffer(Clay__charArray *buffer, Clay_String string) { - for (int32_t i = 0; i < string.length; i++) { - buffer->internalArray[buffer->length + i] = string.chars[i]; - } - buffer->length += string.length; - return CLAY__INIT(Clay_String) { .length = string.length, .chars = (const char *)(buffer->internalArray + buffer->length - string.length) }; -} - -#ifdef CLAY_WASM - __attribute__((import_module("clay"), import_name("measureTextFunction"))) Clay_Dimensions Clay__MeasureText(Clay_StringSlice text, Clay_TextElementConfig *config, void *userData); - __attribute__((import_module("clay"), import_name("queryScrollOffsetFunction"))) Clay_Vector2 Clay__QueryScrollOffset(uint32_t elementId, void *userData); -#else - Clay_Dimensions (*Clay__MeasureText)(Clay_StringSlice text, Clay_TextElementConfig *config, void *userData); - Clay_Vector2 (*Clay__QueryScrollOffset)(uint32_t elementId, void *userData); -#endif - -Clay_LayoutElement* Clay__GetOpenLayoutElement(void) { - Clay_Context* context = Clay_GetCurrentContext(); - return Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 1)); -} - -uint32_t Clay__GetParentElementId(void) { - Clay_Context* context = Clay_GetCurrentContext(); - return Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 2))->id; -} - -Clay_LayoutConfig * Clay__StoreLayoutConfig(Clay_LayoutConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &CLAY_LAYOUT_DEFAULT : Clay__LayoutConfigArray_Add(&Clay_GetCurrentContext()->layoutConfigs, config); } -Clay_TextElementConfig * Clay__StoreTextElementConfig(Clay_TextElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_TextElementConfig_DEFAULT : Clay__TextElementConfigArray_Add(&Clay_GetCurrentContext()->textElementConfigs, config); } -Clay_AspectRatioElementConfig * Clay__StoreAspectRatioElementConfig(Clay_AspectRatioElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_AspectRatioElementConfig_DEFAULT : Clay__AspectRatioElementConfigArray_Add(&Clay_GetCurrentContext()->aspectRatioElementConfigs, config); } -Clay_ImageElementConfig * Clay__StoreImageElementConfig(Clay_ImageElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_ImageElementConfig_DEFAULT : Clay__ImageElementConfigArray_Add(&Clay_GetCurrentContext()->imageElementConfigs, config); } -Clay_FloatingElementConfig * Clay__StoreFloatingElementConfig(Clay_FloatingElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_FloatingElementConfig_DEFAULT : Clay__FloatingElementConfigArray_Add(&Clay_GetCurrentContext()->floatingElementConfigs, config); } -Clay_CustomElementConfig * Clay__StoreCustomElementConfig(Clay_CustomElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_CustomElementConfig_DEFAULT : Clay__CustomElementConfigArray_Add(&Clay_GetCurrentContext()->customElementConfigs, config); } -Clay_ClipElementConfig * Clay__StoreClipElementConfig(Clay_ClipElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_ClipElementConfig_DEFAULT : Clay__ClipElementConfigArray_Add(&Clay_GetCurrentContext()->clipElementConfigs, config); } -Clay_BorderElementConfig * Clay__StoreBorderElementConfig(Clay_BorderElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_BorderElementConfig_DEFAULT : Clay__BorderElementConfigArray_Add(&Clay_GetCurrentContext()->borderElementConfigs, config); } -Clay_SharedElementConfig * Clay__StoreSharedElementConfig(Clay_SharedElementConfig config) { return Clay_GetCurrentContext()->booleanWarnings.maxElementsExceeded ? &Clay_SharedElementConfig_DEFAULT : Clay__SharedElementConfigArray_Add(&Clay_GetCurrentContext()->sharedElementConfigs, config); } - -Clay_ElementConfig Clay__AttachElementConfig(Clay_ElementConfigUnion config, Clay__ElementConfigType type) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return CLAY__INIT(Clay_ElementConfig) CLAY__DEFAULT_STRUCT; - } - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - openLayoutElement->elementConfigs.length++; - return *Clay__ElementConfigArray_Add(&context->elementConfigs, CLAY__INIT(Clay_ElementConfig) { .type = type, .config = config }); -} - -Clay_ElementConfigUnion Clay__FindElementConfigWithType(Clay_LayoutElement *element, Clay__ElementConfigType type) { - for (int32_t i = 0; i < element->elementConfigs.length; i++) { - Clay_ElementConfig *config = Clay__ElementConfigArraySlice_Get(&element->elementConfigs, i); - if (config->type == type) { - return config->config; - } - } - return CLAY__INIT(Clay_ElementConfigUnion) { NULL }; -} - -Clay_ElementId Clay__HashNumber(const uint32_t offset, const uint32_t seed) { - uint32_t hash = seed; - hash += (offset + 48); - hash += (hash << 10); - hash ^= (hash >> 6); - - hash += (hash << 3); - hash ^= (hash >> 11); - hash += (hash << 15); - return CLAY__INIT(Clay_ElementId) { .id = hash + 1, .offset = offset, .baseId = seed, .stringId = CLAY__STRING_DEFAULT }; // Reserve the hash result of zero as "null id" -} - -Clay_ElementId Clay__HashString(Clay_String key, const uint32_t seed) { - uint32_t hash = seed; - - for (int32_t i = 0; i < key.length; i++) { - hash += key.chars[i]; - hash += (hash << 10); - hash ^= (hash >> 6); - } - - hash += (hash << 3); - hash ^= (hash >> 11); - hash += (hash << 15); - return CLAY__INIT(Clay_ElementId) { .id = hash + 1, .offset = 0, .baseId = hash + 1, .stringId = key }; // Reserve the hash result of zero as "null id" -} - -Clay_ElementId Clay__HashStringWithOffset(Clay_String key, const uint32_t offset, const uint32_t seed) { - uint32_t hash = 0; - uint32_t base = seed; - - for (int32_t i = 0; i < key.length; i++) { - base += key.chars[i]; - base += (base << 10); - base ^= (base >> 6); - } - hash = base; - hash += offset; - hash += (hash << 10); - hash ^= (hash >> 6); - - hash += (hash << 3); - base += (base << 3); - hash ^= (hash >> 11); - base ^= (base >> 11); - hash += (hash << 15); - base += (base << 15); - return CLAY__INIT(Clay_ElementId) { .id = hash + 1, .offset = offset, .baseId = base + 1, .stringId = key }; // Reserve the hash result of zero as "null id" -} - -#if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64)) -static inline __m128i Clay__SIMDRotateLeft(__m128i x, int r) { - return _mm_or_si128(_mm_slli_epi64(x, r), _mm_srli_epi64(x, 64 - r)); -} - -static inline void Clay__SIMDARXMix(__m128i* a, __m128i* b) { - *a = _mm_add_epi64(*a, *b); - *b = _mm_xor_si128(Clay__SIMDRotateLeft(*b, 17), *a); -} - -uint64_t Clay__HashData(const uint8_t* data, size_t length) { - // Pinched these constants from the BLAKE implementation - __m128i v0 = _mm_set1_epi64x(0x6a09e667f3bcc908ULL); - __m128i v1 = _mm_set1_epi64x(0xbb67ae8584caa73bULL); - __m128i v2 = _mm_set1_epi64x(0x3c6ef372fe94f82bULL); - __m128i v3 = _mm_set1_epi64x(0xa54ff53a5f1d36f1ULL); - - uint8_t overflowBuffer[16] = { 0 }; // Temporary buffer for small inputs - - while (length > 0) { - __m128i msg; - if (length >= 16) { - msg = _mm_loadu_si128((const __m128i*)data); - data += 16; - length -= 16; - } - else { - for (size_t i = 0; i < length; i++) { - overflowBuffer[i] = data[i]; - } - msg = _mm_loadu_si128((const __m128i*)overflowBuffer); - length = 0; - } - - v0 = _mm_xor_si128(v0, msg); - Clay__SIMDARXMix(&v0, &v1); - Clay__SIMDARXMix(&v2, &v3); - - v0 = _mm_add_epi64(v0, v2); - v1 = _mm_add_epi64(v1, v3); - } - - Clay__SIMDARXMix(&v0, &v1); - Clay__SIMDARXMix(&v2, &v3); - v0 = _mm_add_epi64(v0, v2); - v1 = _mm_add_epi64(v1, v3); - v0 = _mm_add_epi64(v0, v1); - - uint64_t result[2]; - _mm_storeu_si128((__m128i*)result, v0); - - return result[0] ^ result[1]; -} -#elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__) -static inline void Clay__SIMDARXMix(uint64x2_t* a, uint64x2_t* b) { - *a = vaddq_u64(*a, *b); - *b = veorq_u64(vorrq_u64(vshlq_n_u64(*b, 17), vshrq_n_u64(*b, 64 - 17)), *a); -} - -uint64_t Clay__HashData(const uint8_t* data, size_t length) { - // Pinched these constants from the BLAKE implementation - uint64x2_t v0 = vdupq_n_u64(0x6a09e667f3bcc908ULL); - uint64x2_t v1 = vdupq_n_u64(0xbb67ae8584caa73bULL); - uint64x2_t v2 = vdupq_n_u64(0x3c6ef372fe94f82bULL); - uint64x2_t v3 = vdupq_n_u64(0xa54ff53a5f1d36f1ULL); - - uint8_t overflowBuffer[8] = { 0 }; - - while (length > 0) { - uint64x2_t msg; - if (length > 16) { - msg = vld1q_u64((const uint64_t*)data); - data += 16; - length -= 16; - } - else if (length > 8) { - msg = vcombine_u64(vld1_u64((const uint64_t*)data), vdup_n_u64(0)); - data += 8; - length -= 8; - } - else { - for (size_t i = 0; i < length; i++) { - overflowBuffer[i] = data[i]; - } - uint8x8_t lower = vld1_u8(overflowBuffer); - msg = vreinterpretq_u64_u8(vcombine_u8(lower, vdup_n_u8(0))); - length = 0; - } - v0 = veorq_u64(v0, msg); - Clay__SIMDARXMix(&v0, &v1); - Clay__SIMDARXMix(&v2, &v3); - - v0 = vaddq_u64(v0, v2); - v1 = vaddq_u64(v1, v3); - } - - Clay__SIMDARXMix(&v0, &v1); - Clay__SIMDARXMix(&v2, &v3); - v0 = vaddq_u64(v0, v2); - v1 = vaddq_u64(v1, v3); - v0 = vaddq_u64(v0, v1); - - uint64_t result[2]; - vst1q_u64(result, v0); - - return result[0] ^ result[1]; -} -#else -uint64_t Clay__HashData(const uint8_t* data, size_t length) { - uint64_t hash = 0; - - for (size_t i = 0; i < length; i++) { - hash += data[i]; - hash += (hash << 10); - hash ^= (hash >> 6); - } - return hash; -} -#endif - -uint32_t Clay__HashStringContentsWithConfig(Clay_String *text, Clay_TextElementConfig *config) { - uint32_t hash = 0; - if (text->isStaticallyAllocated) { - hash += (uintptr_t)text->chars; - hash += (hash << 10); - hash ^= (hash >> 6); - hash += text->length; - hash += (hash << 10); - hash ^= (hash >> 6); - } else { - hash = Clay__HashData((const uint8_t *)text->chars, text->length) % UINT32_MAX; - } - - hash += config->fontId; - hash += (hash << 10); - hash ^= (hash >> 6); - - hash += config->fontSize; - hash += (hash << 10); - hash ^= (hash >> 6); - - hash += config->letterSpacing; - hash += (hash << 10); - hash ^= (hash >> 6); - - hash += (hash << 3); - hash ^= (hash >> 11); - hash += (hash << 15); - return hash + 1; // Reserve the hash result of zero as "null id" -} - -Clay__MeasuredWord *Clay__AddMeasuredWord(Clay__MeasuredWord word, Clay__MeasuredWord *previousWord) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->measuredWordsFreeList.length > 0) { - uint32_t newItemIndex = Clay__int32_tArray_GetValue(&context->measuredWordsFreeList, (int)context->measuredWordsFreeList.length - 1); - context->measuredWordsFreeList.length--; - Clay__MeasuredWordArray_Set(&context->measuredWords, (int)newItemIndex, word); - previousWord->next = (int32_t)newItemIndex; - return Clay__MeasuredWordArray_Get(&context->measuredWords, (int)newItemIndex); - } else { - previousWord->next = (int32_t)context->measuredWords.length; - return Clay__MeasuredWordArray_Add(&context->measuredWords, word); - } -} - -Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_TextElementConfig *config) { - Clay_Context* context = Clay_GetCurrentContext(); - #ifndef CLAY_WASM - if (!Clay__MeasureText) { - if (!context->booleanWarnings.textMeasurementFunctionNotSet) { - context->booleanWarnings.textMeasurementFunctionNotSet = true; - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_TEXT_MEASUREMENT_FUNCTION_NOT_PROVIDED, - .errorText = CLAY_STRING("Clay's internal MeasureText function is null. You may have forgotten to call Clay_SetMeasureTextFunction(), or passed a NULL function pointer by mistake."), - .userData = context->errorHandler.userData }); - } - return &Clay__MeasureTextCacheItem_DEFAULT; - } - #endif - uint32_t id = Clay__HashStringContentsWithConfig(text, config); - uint32_t hashBucket = id % (context->maxMeasureTextCacheWordCount / 32); - int32_t elementIndexPrevious = 0; - int32_t elementIndex = context->measureTextHashMap.internalArray[hashBucket]; - while (elementIndex != 0) { - Clay__MeasureTextCacheItem *hashEntry = Clay__MeasureTextCacheItemArray_Get(&context->measureTextHashMapInternal, elementIndex); - if (hashEntry->id == id) { - hashEntry->generation = context->generation; - return hashEntry; - } - // This element hasn't been seen in a few frames, delete the hash map item - if (context->generation - hashEntry->generation > 2) { - // Add all the measured words that were included in this measurement to the freelist - int32_t nextWordIndex = hashEntry->measuredWordsStartIndex; - while (nextWordIndex != -1) { - Clay__MeasuredWord *measuredWord = Clay__MeasuredWordArray_Get(&context->measuredWords, nextWordIndex); - Clay__int32_tArray_Add(&context->measuredWordsFreeList, nextWordIndex); - nextWordIndex = measuredWord->next; - } - - int32_t nextIndex = hashEntry->nextIndex; - Clay__MeasureTextCacheItemArray_Set(&context->measureTextHashMapInternal, elementIndex, CLAY__INIT(Clay__MeasureTextCacheItem) { .measuredWordsStartIndex = -1 }); - Clay__int32_tArray_Add(&context->measureTextHashMapInternalFreeList, elementIndex); - if (elementIndexPrevious == 0) { - context->measureTextHashMap.internalArray[hashBucket] = nextIndex; - } else { - Clay__MeasureTextCacheItem *previousHashEntry = Clay__MeasureTextCacheItemArray_Get(&context->measureTextHashMapInternal, elementIndexPrevious); - previousHashEntry->nextIndex = nextIndex; - } - elementIndex = nextIndex; - } else { - elementIndexPrevious = elementIndex; - elementIndex = hashEntry->nextIndex; - } - } - - int32_t newItemIndex = 0; - Clay__MeasureTextCacheItem newCacheItem = { .measuredWordsStartIndex = -1, .id = id, .generation = context->generation }; - Clay__MeasureTextCacheItem *measured = NULL; - if (context->measureTextHashMapInternalFreeList.length > 0) { - newItemIndex = Clay__int32_tArray_GetValue(&context->measureTextHashMapInternalFreeList, context->measureTextHashMapInternalFreeList.length - 1); - context->measureTextHashMapInternalFreeList.length--; - Clay__MeasureTextCacheItemArray_Set(&context->measureTextHashMapInternal, newItemIndex, newCacheItem); - measured = Clay__MeasureTextCacheItemArray_Get(&context->measureTextHashMapInternal, newItemIndex); - } else { - if (context->measureTextHashMapInternal.length == context->measureTextHashMapInternal.capacity - 1) { - if (!context->booleanWarnings.maxTextMeasureCacheExceeded) { - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_ELEMENTS_CAPACITY_EXCEEDED, - .errorText = CLAY_STRING("Clay ran out of capacity while attempting to measure text elements. Try using Clay_SetMaxElementCount() with a higher value."), - .userData = context->errorHandler.userData }); - context->booleanWarnings.maxTextMeasureCacheExceeded = true; - } - return &Clay__MeasureTextCacheItem_DEFAULT; - } - measured = Clay__MeasureTextCacheItemArray_Add(&context->measureTextHashMapInternal, newCacheItem); - newItemIndex = context->measureTextHashMapInternal.length - 1; - } - - int32_t start = 0; - int32_t end = 0; - float lineWidth = 0; - float measuredWidth = 0; - float measuredHeight = 0; - float spaceWidth = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = 1, .chars = CLAY__SPACECHAR.chars, .baseChars = CLAY__SPACECHAR.chars }, config, context->measureTextUserData).width; - Clay__MeasuredWord tempWord = { .next = -1 }; - Clay__MeasuredWord *previousWord = &tempWord; - while (end < text->length) { - if (context->measuredWords.length == context->measuredWords.capacity - 1) { - if (!context->booleanWarnings.maxTextMeasureCacheExceeded) { - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_TEXT_MEASUREMENT_CAPACITY_EXCEEDED, - .errorText = CLAY_STRING("Clay has run out of space in it's internal text measurement cache. Try using Clay_SetMaxMeasureTextCacheWordCount() (default 16384, with 1 unit storing 1 measured word)."), - .userData = context->errorHandler.userData }); - context->booleanWarnings.maxTextMeasureCacheExceeded = true; - } - return &Clay__MeasureTextCacheItem_DEFAULT; - } - char current = text->chars[end]; - if (current == ' ' || current == '\n') { - int32_t length = end - start; - Clay_Dimensions dimensions = CLAY__DEFAULT_STRUCT; - if (length > 0) { - dimensions = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) {.length = length, .chars = &text->chars[start], .baseChars = text->chars}, config, context->measureTextUserData); - } - measured->minWidth = CLAY__MAX(dimensions.width, measured->minWidth); - measuredHeight = CLAY__MAX(measuredHeight, dimensions.height); - if (current == ' ') { - dimensions.width += spaceWidth; - previousWord = Clay__AddMeasuredWord(CLAY__INIT(Clay__MeasuredWord) { .startOffset = start, .length = length + 1, .width = dimensions.width, .next = -1 }, previousWord); - lineWidth += dimensions.width; - } - if (current == '\n') { - if (length > 0) { - previousWord = Clay__AddMeasuredWord(CLAY__INIT(Clay__MeasuredWord) { .startOffset = start, .length = length, .width = dimensions.width, .next = -1 }, previousWord); - } - previousWord = Clay__AddMeasuredWord(CLAY__INIT(Clay__MeasuredWord) { .startOffset = end + 1, .length = 0, .width = 0, .next = -1 }, previousWord); - lineWidth += dimensions.width; - measuredWidth = CLAY__MAX(lineWidth, measuredWidth); - measured->containsNewlines = true; - lineWidth = 0; - } - start = end + 1; - } - end++; - } - if (end - start > 0) { - Clay_Dimensions dimensions = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = end - start, .chars = &text->chars[start], .baseChars = text->chars }, config, context->measureTextUserData); - Clay__AddMeasuredWord(CLAY__INIT(Clay__MeasuredWord) { .startOffset = start, .length = end - start, .width = dimensions.width, .next = -1 }, previousWord); - lineWidth += dimensions.width; - measuredHeight = CLAY__MAX(measuredHeight, dimensions.height); - measured->minWidth = CLAY__MAX(dimensions.width, measured->minWidth); - } - measuredWidth = CLAY__MAX(lineWidth, measuredWidth) - config->letterSpacing; - - measured->measuredWordsStartIndex = tempWord.next; - measured->unwrappedDimensions.width = measuredWidth; - measured->unwrappedDimensions.height = measuredHeight; - - if (elementIndexPrevious != 0) { - Clay__MeasureTextCacheItemArray_Get(&context->measureTextHashMapInternal, elementIndexPrevious)->nextIndex = newItemIndex; - } else { - context->measureTextHashMap.internalArray[hashBucket] = newItemIndex; - } - return measured; -} - -bool Clay__PointIsInsideRect(Clay_Vector2 point, Clay_BoundingBox rect) { - return point.x >= rect.x && point.x <= rect.x + rect.width && point.y >= rect.y && point.y <= rect.y + rect.height; -} - -Clay_LayoutElementHashMapItem* Clay__AddHashMapItem(Clay_ElementId elementId, Clay_LayoutElement* layoutElement) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->layoutElementsHashMapInternal.length == context->layoutElementsHashMapInternal.capacity - 1) { - return NULL; - } - Clay_LayoutElementHashMapItem item = { .elementId = elementId, .layoutElement = layoutElement, .nextIndex = -1, .generation = context->generation + 1 }; - uint32_t hashBucket = elementId.id % context->layoutElementsHashMap.capacity; - int32_t hashItemPrevious = -1; - int32_t hashItemIndex = context->layoutElementsHashMap.internalArray[hashBucket]; - while (hashItemIndex != -1) { // Just replace collision, not a big deal - leave it up to the end user - Clay_LayoutElementHashMapItem *hashItem = Clay__LayoutElementHashMapItemArray_Get(&context->layoutElementsHashMapInternal, hashItemIndex); - if (hashItem->elementId.id == elementId.id) { // Collision - resolve based on generation - item.nextIndex = hashItem->nextIndex; - if (hashItem->generation <= context->generation) { // First collision - assume this is the "same" element - hashItem->elementId = elementId; // Make sure to copy this across. If the stringId reference has changed, we should update the hash item to use the new one. - hashItem->generation = context->generation + 1; - hashItem->layoutElement = layoutElement; - hashItem->debugData->collision = false; - hashItem->onHoverFunction = NULL; - hashItem->hoverFunctionUserData = 0; - } else { // Multiple collisions this frame - two elements have the same ID - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_DUPLICATE_ID, - .errorText = CLAY_STRING("An element with this ID was already previously declared during this layout."), - .userData = context->errorHandler.userData }); - if (context->debugModeEnabled) { - hashItem->debugData->collision = true; - } - } - return hashItem; - } - hashItemPrevious = hashItemIndex; - hashItemIndex = hashItem->nextIndex; - } - Clay_LayoutElementHashMapItem *hashItem = Clay__LayoutElementHashMapItemArray_Add(&context->layoutElementsHashMapInternal, item); - hashItem->debugData = Clay__DebugElementDataArray_Add(&context->debugElementData, CLAY__INIT(Clay__DebugElementData) CLAY__DEFAULT_STRUCT); - if (hashItemPrevious != -1) { - Clay__LayoutElementHashMapItemArray_Get(&context->layoutElementsHashMapInternal, hashItemPrevious)->nextIndex = (int32_t)context->layoutElementsHashMapInternal.length - 1; - } else { - context->layoutElementsHashMap.internalArray[hashBucket] = (int32_t)context->layoutElementsHashMapInternal.length - 1; - } - return hashItem; -} - -Clay_LayoutElementHashMapItem *Clay__GetHashMapItem(uint32_t id) { - Clay_Context* context = Clay_GetCurrentContext(); - uint32_t hashBucket = id % context->layoutElementsHashMap.capacity; - int32_t elementIndex = context->layoutElementsHashMap.internalArray[hashBucket]; - while (elementIndex != -1) { - Clay_LayoutElementHashMapItem *hashEntry = Clay__LayoutElementHashMapItemArray_Get(&context->layoutElementsHashMapInternal, elementIndex); - if (hashEntry->elementId.id == id) { - return hashEntry; - } - elementIndex = hashEntry->nextIndex; - } - return &Clay_LayoutElementHashMapItem_DEFAULT; -} - -Clay_ElementId Clay__GenerateIdForAnonymousElement(Clay_LayoutElement *openLayoutElement) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay_LayoutElement *parentElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 2)); - Clay_ElementId elementId = Clay__HashNumber(parentElement->childrenOrTextContent.children.length, parentElement->id); - openLayoutElement->id = elementId.id; - Clay__AddHashMapItem(elementId, openLayoutElement); - Clay__StringArray_Add(&context->layoutElementIdStrings, elementId.stringId); - return elementId; -} - -bool Clay__ElementHasConfig(Clay_LayoutElement *layoutElement, Clay__ElementConfigType type) { - for (int32_t i = 0; i < layoutElement->elementConfigs.length; i++) { - if (Clay__ElementConfigArraySlice_Get(&layoutElement->elementConfigs, i)->type == type) { - return true; - } - } - return false; -} - -void Clay__UpdateAspectRatioBox(Clay_LayoutElement *layoutElement) { - for (int32_t j = 0; j < layoutElement->elementConfigs.length; j++) { - Clay_ElementConfig *config = Clay__ElementConfigArraySlice_Get(&layoutElement->elementConfigs, j); - if (config->type == CLAY__ELEMENT_CONFIG_TYPE_ASPECT) { - Clay_AspectRatioElementConfig *aspectConfig = config->config.aspectRatioElementConfig; - if (aspectConfig->aspectRatio == 0) { - break; - } - if (layoutElement->dimensions.width == 0 && layoutElement->dimensions.height != 0) { - layoutElement->dimensions.width = layoutElement->dimensions.height * aspectConfig->aspectRatio; - } else if (layoutElement->dimensions.width != 0 && layoutElement->dimensions.height == 0) { - layoutElement->dimensions.height = layoutElement->dimensions.width * (1 / aspectConfig->aspectRatio); - } - break; - } - } -} - -void Clay__CloseElement(void) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return; - } - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - Clay_LayoutConfig *layoutConfig = openLayoutElement->layoutConfig; - if (!layoutConfig) { - openLayoutElement->layoutConfig = &Clay_LayoutConfig_DEFAULT; - layoutConfig = &Clay_LayoutConfig_DEFAULT; - } - bool elementHasClipHorizontal = false; - bool elementHasClipVertical = false; - for (int32_t i = 0; i < openLayoutElement->elementConfigs.length; i++) { - Clay_ElementConfig *config = Clay__ElementConfigArraySlice_Get(&openLayoutElement->elementConfigs, i); - if (config->type == CLAY__ELEMENT_CONFIG_TYPE_CLIP) { - elementHasClipHorizontal = config->config.clipElementConfig->horizontal; - elementHasClipVertical = config->config.clipElementConfig->vertical; - context->openClipElementStack.length--; - break; - } else if (config->type == CLAY__ELEMENT_CONFIG_TYPE_FLOATING) { - context->openClipElementStack.length--; - } - } - - float leftRightPadding = (float)(layoutConfig->padding.left + layoutConfig->padding.right); - float topBottomPadding = (float)(layoutConfig->padding.top + layoutConfig->padding.bottom); - - // Attach children to the current open element - openLayoutElement->childrenOrTextContent.children.elements = &context->layoutElementChildren.internalArray[context->layoutElementChildren.length]; - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - openLayoutElement->dimensions.width = leftRightPadding; - openLayoutElement->minDimensions.width = leftRightPadding; - for (int32_t i = 0; i < openLayoutElement->childrenOrTextContent.children.length; i++) { - int32_t childIndex = Clay__int32_tArray_GetValue(&context->layoutElementChildrenBuffer, (int)context->layoutElementChildrenBuffer.length - openLayoutElement->childrenOrTextContent.children.length + i); - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, childIndex); - openLayoutElement->dimensions.width += child->dimensions.width; - openLayoutElement->dimensions.height = CLAY__MAX(openLayoutElement->dimensions.height, child->dimensions.height + topBottomPadding); - // Minimum size of child elements doesn't matter to clip containers as they can shrink and hide their contents - if (!elementHasClipHorizontal) { - openLayoutElement->minDimensions.width += child->minDimensions.width; - } - if (!elementHasClipVertical) { - openLayoutElement->minDimensions.height = CLAY__MAX(openLayoutElement->minDimensions.height, child->minDimensions.height + topBottomPadding); - } - Clay__int32_tArray_Add(&context->layoutElementChildren, childIndex); - } - float childGap = (float)(CLAY__MAX(openLayoutElement->childrenOrTextContent.children.length - 1, 0) * layoutConfig->childGap); - openLayoutElement->dimensions.width += childGap; - if (!elementHasClipHorizontal) { - openLayoutElement->minDimensions.width += childGap; - } - } - else if (layoutConfig->layoutDirection == CLAY_TOP_TO_BOTTOM) { - openLayoutElement->dimensions.height = topBottomPadding; - openLayoutElement->minDimensions.height = topBottomPadding; - for (int32_t i = 0; i < openLayoutElement->childrenOrTextContent.children.length; i++) { - int32_t childIndex = Clay__int32_tArray_GetValue(&context->layoutElementChildrenBuffer, (int)context->layoutElementChildrenBuffer.length - openLayoutElement->childrenOrTextContent.children.length + i); - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, childIndex); - openLayoutElement->dimensions.height += child->dimensions.height; - openLayoutElement->dimensions.width = CLAY__MAX(openLayoutElement->dimensions.width, child->dimensions.width + leftRightPadding); - // Minimum size of child elements doesn't matter to clip containers as they can shrink and hide their contents - if (!elementHasClipVertical) { - openLayoutElement->minDimensions.height += child->minDimensions.height; - } - if (!elementHasClipHorizontal) { - openLayoutElement->minDimensions.width = CLAY__MAX(openLayoutElement->minDimensions.width, child->minDimensions.width + leftRightPadding); - } - Clay__int32_tArray_Add(&context->layoutElementChildren, childIndex); - } - float childGap = (float)(CLAY__MAX(openLayoutElement->childrenOrTextContent.children.length - 1, 0) * layoutConfig->childGap); - openLayoutElement->dimensions.height += childGap; - if (!elementHasClipVertical) { - openLayoutElement->minDimensions.height += childGap; - } - } - - context->layoutElementChildrenBuffer.length -= openLayoutElement->childrenOrTextContent.children.length; - - // Clamp element min and max width to the values configured in the layout - if (layoutConfig->sizing.width.type != CLAY__SIZING_TYPE_PERCENT) { - if (layoutConfig->sizing.width.size.minMax.max <= 0) { // Set the max size if the user didn't specify, makes calculations easier - layoutConfig->sizing.width.size.minMax.max = CLAY__MAXFLOAT; - } - openLayoutElement->dimensions.width = CLAY__MIN(CLAY__MAX(openLayoutElement->dimensions.width, layoutConfig->sizing.width.size.minMax.min), layoutConfig->sizing.width.size.minMax.max); - openLayoutElement->minDimensions.width = CLAY__MIN(CLAY__MAX(openLayoutElement->minDimensions.width, layoutConfig->sizing.width.size.minMax.min), layoutConfig->sizing.width.size.minMax.max); - } else { - openLayoutElement->dimensions.width = 0; - } - - // Clamp element min and max height to the values configured in the layout - if (layoutConfig->sizing.height.type != CLAY__SIZING_TYPE_PERCENT) { - if (layoutConfig->sizing.height.size.minMax.max <= 0) { // Set the max size if the user didn't specify, makes calculations easier - layoutConfig->sizing.height.size.minMax.max = CLAY__MAXFLOAT; - } - openLayoutElement->dimensions.height = CLAY__MIN(CLAY__MAX(openLayoutElement->dimensions.height, layoutConfig->sizing.height.size.minMax.min), layoutConfig->sizing.height.size.minMax.max); - openLayoutElement->minDimensions.height = CLAY__MIN(CLAY__MAX(openLayoutElement->minDimensions.height, layoutConfig->sizing.height.size.minMax.min), layoutConfig->sizing.height.size.minMax.max); - } else { - openLayoutElement->dimensions.height = 0; - } - - Clay__UpdateAspectRatioBox(openLayoutElement); - - bool elementIsFloating = Clay__ElementHasConfig(openLayoutElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING); - - // Close the currently open element - int32_t closingElementIndex = Clay__int32_tArray_RemoveSwapback(&context->openLayoutElementStack, (int)context->openLayoutElementStack.length - 1); - openLayoutElement = Clay__GetOpenLayoutElement(); - - if (!elementIsFloating && context->openLayoutElementStack.length > 1) { - openLayoutElement->childrenOrTextContent.children.length++; - Clay__int32_tArray_Add(&context->layoutElementChildrenBuffer, closingElementIndex); - } -} - -bool Clay__MemCmp(const char *s1, const char *s2, int32_t length); -#if !defined(CLAY_DISABLE_SIMD) && (defined(__x86_64__) || defined(_M_X64) || defined(_M_AMD64)) - bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) { - while (length >= 16) { - __m128i v1 = _mm_loadu_si128((const __m128i *)s1); - __m128i v2 = _mm_loadu_si128((const __m128i *)s2); - - if (_mm_movemask_epi8(_mm_cmpeq_epi8(v1, v2)) != 0xFFFF) { // If any byte differs - return false; - } - - s1 += 16; - s2 += 16; - length -= 16; - } - - // Handle remaining bytes - while (length--) { - if (*s1 != *s2) { - return false; - } - s1++; - s2++; - } - - return true; - } -#elif !defined(CLAY_DISABLE_SIMD) && defined(__aarch64__) - bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) { - while (length >= 16) { - uint8x16_t v1 = vld1q_u8((const uint8_t *)s1); - uint8x16_t v2 = vld1q_u8((const uint8_t *)s2); - - // Compare vectors - if (vminvq_u32(vreinterpretq_u32_u8(vceqq_u8(v1, v2))) != 0xFFFFFFFF) { // If there's a difference - return false; - } - - s1 += 16; - s2 += 16; - length -= 16; - } - - // Handle remaining bytes - while (length--) { - if (*s1 != *s2) { - return false; - } - s1++; - s2++; - } - - return true; - } -#else - bool Clay__MemCmp(const char *s1, const char *s2, int32_t length) { - for (int32_t i = 0; i < length; i++) { - if (s1[i] != s2[i]) { - return false; - } - } - return true; - } -#endif - -void Clay__OpenElement(void) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->layoutElements.length == context->layoutElements.capacity - 1 || context->booleanWarnings.maxElementsExceeded) { - context->booleanWarnings.maxElementsExceeded = true; - return; - } - Clay_LayoutElement layoutElement = CLAY__DEFAULT_STRUCT; - Clay_LayoutElement* openLayoutElement = Clay_LayoutElementArray_Add(&context->layoutElements, layoutElement); - Clay__int32_tArray_Add(&context->openLayoutElementStack, context->layoutElements.length - 1); - Clay__GenerateIdForAnonymousElement(openLayoutElement); - if (context->openClipElementStack.length > 0) { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, Clay__int32_tArray_GetValue(&context->openClipElementStack, (int)context->openClipElementStack.length - 1)); - } else { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, 0); - } -} - -void Clay__OpenElementWithId(Clay_ElementId elementId) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->layoutElements.length == context->layoutElements.capacity - 1 || context->booleanWarnings.maxElementsExceeded) { - context->booleanWarnings.maxElementsExceeded = true; - return; - } - Clay_LayoutElement layoutElement = CLAY__DEFAULT_STRUCT; - layoutElement.id = elementId.id; - Clay_LayoutElement * openLayoutElement = Clay_LayoutElementArray_Add(&context->layoutElements, layoutElement); - Clay__int32_tArray_Add(&context->openLayoutElementStack, context->layoutElements.length - 1); - Clay__AddHashMapItem(elementId, openLayoutElement); - Clay__StringArray_Add(&context->layoutElementIdStrings, elementId.stringId); - if (context->openClipElementStack.length > 0) { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, Clay__int32_tArray_GetValue(&context->openClipElementStack, (int)context->openClipElementStack.length - 1)); - } else { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, 0); - } -} - -void Clay__OpenTextElement(Clay_String text, Clay_TextElementConfig *textConfig) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->layoutElements.length == context->layoutElements.capacity - 1 || context->booleanWarnings.maxElementsExceeded) { - context->booleanWarnings.maxElementsExceeded = true; - return; - } - Clay_LayoutElement *parentElement = Clay__GetOpenLayoutElement(); - - Clay_LayoutElement layoutElement = CLAY__DEFAULT_STRUCT; - Clay_LayoutElement *textElement = Clay_LayoutElementArray_Add(&context->layoutElements, layoutElement); - if (context->openClipElementStack.length > 0) { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, Clay__int32_tArray_GetValue(&context->openClipElementStack, (int)context->openClipElementStack.length - 1)); - } else { - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, context->layoutElements.length - 1, 0); - } - - Clay__int32_tArray_Add(&context->layoutElementChildrenBuffer, context->layoutElements.length - 1); - Clay__MeasureTextCacheItem *textMeasured = Clay__MeasureTextCached(&text, textConfig); - Clay_ElementId elementId = Clay__HashNumber(parentElement->childrenOrTextContent.children.length, parentElement->id); - textElement->id = elementId.id; - Clay__AddHashMapItem(elementId, textElement); - Clay__StringArray_Add(&context->layoutElementIdStrings, elementId.stringId); - Clay_Dimensions textDimensions = { .width = textMeasured->unwrappedDimensions.width, .height = textConfig->lineHeight > 0 ? (float)textConfig->lineHeight : textMeasured->unwrappedDimensions.height }; - textElement->dimensions = textDimensions; - textElement->minDimensions = CLAY__INIT(Clay_Dimensions) { .width = textMeasured->minWidth, .height = textDimensions.height }; - textElement->childrenOrTextContent.textElementData = Clay__TextElementDataArray_Add(&context->textElementData, CLAY__INIT(Clay__TextElementData) { .text = text, .preferredDimensions = textMeasured->unwrappedDimensions, .elementIndex = context->layoutElements.length - 1 }); - textElement->elementConfigs = CLAY__INIT(Clay__ElementConfigArraySlice) { - .length = 1, - .internalArray = Clay__ElementConfigArray_Add(&context->elementConfigs, CLAY__INIT(Clay_ElementConfig) { .type = CLAY__ELEMENT_CONFIG_TYPE_TEXT, .config = { .textElementConfig = textConfig }}) - }; - textElement->layoutConfig = &CLAY_LAYOUT_DEFAULT; - parentElement->childrenOrTextContent.children.length++; -} - -void Clay__ConfigureOpenElementPtr(const Clay_ElementDeclaration *declaration) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - openLayoutElement->layoutConfig = Clay__StoreLayoutConfig(declaration->layout); - if ((declaration->layout.sizing.width.type == CLAY__SIZING_TYPE_PERCENT && declaration->layout.sizing.width.size.percent > 1) || (declaration->layout.sizing.height.type == CLAY__SIZING_TYPE_PERCENT && declaration->layout.sizing.height.size.percent > 1)) { - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_PERCENTAGE_OVER_1, - .errorText = CLAY_STRING("An element was configured with CLAY_SIZING_PERCENT, but the provided percentage value was over 1.0. Clay expects a value between 0 and 1, i.e. 20% is 0.2."), - .userData = context->errorHandler.userData }); - } - - openLayoutElement->elementConfigs.internalArray = &context->elementConfigs.internalArray[context->elementConfigs.length]; - Clay_SharedElementConfig *sharedConfig = NULL; - if (declaration->backgroundColor.a > 0) { - sharedConfig = Clay__StoreSharedElementConfig(CLAY__INIT(Clay_SharedElementConfig) { .backgroundColor = declaration->backgroundColor }); - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .sharedElementConfig = sharedConfig }, CLAY__ELEMENT_CONFIG_TYPE_SHARED); - } - if (!Clay__MemCmp((char *)(&declaration->cornerRadius), (char *)(&Clay__CornerRadius_DEFAULT), sizeof(Clay_CornerRadius))) { - if (sharedConfig) { - sharedConfig->cornerRadius = declaration->cornerRadius; - } else { - sharedConfig = Clay__StoreSharedElementConfig(CLAY__INIT(Clay_SharedElementConfig) { .cornerRadius = declaration->cornerRadius }); - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .sharedElementConfig = sharedConfig }, CLAY__ELEMENT_CONFIG_TYPE_SHARED); - } - } - if (declaration->userData != 0) { - if (sharedConfig) { - sharedConfig->userData = declaration->userData; - } else { - sharedConfig = Clay__StoreSharedElementConfig(CLAY__INIT(Clay_SharedElementConfig) { .userData = declaration->userData }); - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .sharedElementConfig = sharedConfig }, CLAY__ELEMENT_CONFIG_TYPE_SHARED); - } - } - if (declaration->image.imageData) { - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .imageElementConfig = Clay__StoreImageElementConfig(declaration->image) }, CLAY__ELEMENT_CONFIG_TYPE_IMAGE); - } - if (declaration->aspectRatio.aspectRatio > 0) { - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .aspectRatioElementConfig = Clay__StoreAspectRatioElementConfig(declaration->aspectRatio) }, CLAY__ELEMENT_CONFIG_TYPE_ASPECT); - Clay__int32_tArray_Add(&context->aspectRatioElementIndexes, context->layoutElements.length - 1); - } - if (declaration->floating.attachTo != CLAY_ATTACH_TO_NONE) { - Clay_FloatingElementConfig floatingConfig = declaration->floating; - // This looks dodgy but because of the auto generated root element the depth of the tree will always be at least 2 here - Clay_LayoutElement *hierarchicalParent = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 2)); - if (hierarchicalParent) { - uint32_t clipElementId = 0; - if (declaration->floating.attachTo == CLAY_ATTACH_TO_PARENT) { - // Attach to the element's direct hierarchical parent - floatingConfig.parentId = hierarchicalParent->id; - if (context->openClipElementStack.length > 0) { - clipElementId = Clay__int32_tArray_GetValue(&context->openClipElementStack, (int)context->openClipElementStack.length - 1); - } - } else if (declaration->floating.attachTo == CLAY_ATTACH_TO_ELEMENT_WITH_ID) { - Clay_LayoutElementHashMapItem *parentItem = Clay__GetHashMapItem(floatingConfig.parentId); - if (parentItem == &Clay_LayoutElementHashMapItem_DEFAULT) { - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_FLOATING_CONTAINER_PARENT_NOT_FOUND, - .errorText = CLAY_STRING("A floating element was declared with a parentId, but no element with that ID was found."), - .userData = context->errorHandler.userData }); - } else { - clipElementId = Clay__int32_tArray_GetValue(&context->layoutElementClipElementIds, (int32_t)(parentItem->layoutElement - context->layoutElements.internalArray)); - } - } else if (declaration->floating.attachTo == CLAY_ATTACH_TO_ROOT) { - floatingConfig.parentId = Clay__HashString(CLAY_STRING("Clay__RootContainer"), 0).id; - } - if (declaration->floating.clipTo == CLAY_CLIP_TO_NONE) { - clipElementId = 0; - } - int32_t currentElementIndex = Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 1); - Clay__int32_tArray_Set(&context->layoutElementClipElementIds, currentElementIndex, clipElementId); - Clay__int32_tArray_Add(&context->openClipElementStack, clipElementId); - Clay__LayoutElementTreeRootArray_Add(&context->layoutElementTreeRoots, CLAY__INIT(Clay__LayoutElementTreeRoot) { - .layoutElementIndex = Clay__int32_tArray_GetValue(&context->openLayoutElementStack, context->openLayoutElementStack.length - 1), - .parentId = floatingConfig.parentId, - .clipElementId = clipElementId, - .zIndex = floatingConfig.zIndex, - }); - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .floatingElementConfig = Clay__StoreFloatingElementConfig(floatingConfig) }, CLAY__ELEMENT_CONFIG_TYPE_FLOATING); - } - } - if (declaration->custom.customData) { - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .customElementConfig = Clay__StoreCustomElementConfig(declaration->custom) }, CLAY__ELEMENT_CONFIG_TYPE_CUSTOM); - } - - if (declaration->clip.horizontal | declaration->clip.vertical) { - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .clipElementConfig = Clay__StoreClipElementConfig(declaration->clip) }, CLAY__ELEMENT_CONFIG_TYPE_CLIP); - Clay__int32_tArray_Add(&context->openClipElementStack, (int)openLayoutElement->id); - // Retrieve or create cached data to track scroll position across frames - Clay__ScrollContainerDataInternal *scrollOffset = CLAY__NULL; - for (int32_t i = 0; i < context->scrollContainerDatas.length; i++) { - Clay__ScrollContainerDataInternal *mapping = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (openLayoutElement->id == mapping->elementId) { - scrollOffset = mapping; - scrollOffset->layoutElement = openLayoutElement; - scrollOffset->openThisFrame = true; - } - } - if (!scrollOffset) { - scrollOffset = Clay__ScrollContainerDataInternalArray_Add(&context->scrollContainerDatas, CLAY__INIT(Clay__ScrollContainerDataInternal){.layoutElement = openLayoutElement, .scrollOrigin = {-1,-1}, .elementId = openLayoutElement->id, .openThisFrame = true}); - } - if (context->externalScrollHandlingEnabled) { - scrollOffset->scrollPosition = Clay__QueryScrollOffset(scrollOffset->elementId, context->queryScrollOffsetUserData); - } - } - if (!Clay__MemCmp((char *)(&declaration->border.width), (char *)(&Clay__BorderWidth_DEFAULT), sizeof(Clay_BorderWidth))) { - Clay__AttachElementConfig(CLAY__INIT(Clay_ElementConfigUnion) { .borderElementConfig = Clay__StoreBorderElementConfig(declaration->border) }, CLAY__ELEMENT_CONFIG_TYPE_BORDER); - } -} - -void Clay__ConfigureOpenElement(const Clay_ElementDeclaration declaration) { - Clay__ConfigureOpenElementPtr(&declaration); -} - -void Clay__InitializeEphemeralMemory(Clay_Context* context) { - int32_t maxElementCount = context->maxElementCount; - // Ephemeral Memory - reset every frame - Clay_Arena *arena = &context->internalArena; - arena->nextAllocation = context->arenaResetOffset; - - context->layoutElementChildrenBuffer = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->layoutElements = Clay_LayoutElementArray_Allocate_Arena(maxElementCount, arena); - context->warnings = Clay__WarningArray_Allocate_Arena(100, arena); - - context->layoutConfigs = Clay__LayoutConfigArray_Allocate_Arena(maxElementCount, arena); - context->elementConfigs = Clay__ElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->textElementConfigs = Clay__TextElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->aspectRatioElementConfigs = Clay__AspectRatioElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->imageElementConfigs = Clay__ImageElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->floatingElementConfigs = Clay__FloatingElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->clipElementConfigs = Clay__ClipElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->customElementConfigs = Clay__CustomElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->borderElementConfigs = Clay__BorderElementConfigArray_Allocate_Arena(maxElementCount, arena); - context->sharedElementConfigs = Clay__SharedElementConfigArray_Allocate_Arena(maxElementCount, arena); - - context->layoutElementIdStrings = Clay__StringArray_Allocate_Arena(maxElementCount, arena); - context->wrappedTextLines = Clay__WrappedTextLineArray_Allocate_Arena(maxElementCount, arena); - context->layoutElementTreeNodeArray1 = Clay__LayoutElementTreeNodeArray_Allocate_Arena(maxElementCount, arena); - context->layoutElementTreeRoots = Clay__LayoutElementTreeRootArray_Allocate_Arena(maxElementCount, arena); - context->layoutElementChildren = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->openLayoutElementStack = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->textElementData = Clay__TextElementDataArray_Allocate_Arena(maxElementCount, arena); - context->aspectRatioElementIndexes = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->renderCommands = Clay_RenderCommandArray_Allocate_Arena(maxElementCount, arena); - context->treeNodeVisited = Clay__boolArray_Allocate_Arena(maxElementCount, arena); - context->treeNodeVisited.length = context->treeNodeVisited.capacity; // This array is accessed directly rather than behaving as a list - context->openClipElementStack = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->reusableElementIndexBuffer = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->layoutElementClipElementIds = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->dynamicStringData = Clay__charArray_Allocate_Arena(maxElementCount, arena); -} - -void Clay__InitializePersistentMemory(Clay_Context* context) { - // Persistent memory - initialized once and not reset - int32_t maxElementCount = context->maxElementCount; - int32_t maxMeasureTextCacheWordCount = context->maxMeasureTextCacheWordCount; - Clay_Arena *arena = &context->internalArena; - - context->scrollContainerDatas = Clay__ScrollContainerDataInternalArray_Allocate_Arena(100, arena); - context->layoutElementsHashMapInternal = Clay__LayoutElementHashMapItemArray_Allocate_Arena(maxElementCount, arena); - context->layoutElementsHashMap = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->measureTextHashMapInternal = Clay__MeasureTextCacheItemArray_Allocate_Arena(maxElementCount, arena); - context->measureTextHashMapInternalFreeList = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->measuredWordsFreeList = Clay__int32_tArray_Allocate_Arena(maxMeasureTextCacheWordCount, arena); - context->measureTextHashMap = Clay__int32_tArray_Allocate_Arena(maxElementCount, arena); - context->measuredWords = Clay__MeasuredWordArray_Allocate_Arena(maxMeasureTextCacheWordCount, arena); - context->pointerOverIds = Clay_ElementIdArray_Allocate_Arena(maxElementCount, arena); - context->debugElementData = Clay__DebugElementDataArray_Allocate_Arena(maxElementCount, arena); - context->arenaResetOffset = arena->nextAllocation; -} - -const float CLAY__EPSILON = 0.01; - -bool Clay__FloatEqual(float left, float right) { - float subtracted = left - right; - return subtracted < CLAY__EPSILON && subtracted > -CLAY__EPSILON; -} - -void Clay__SizeContainersAlongAxis(bool xAxis) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__int32_tArray bfsBuffer = context->layoutElementChildrenBuffer; - Clay__int32_tArray resizableContainerBuffer = context->openLayoutElementStack; - for (int32_t rootIndex = 0; rootIndex < context->layoutElementTreeRoots.length; ++rootIndex) { - bfsBuffer.length = 0; - Clay__LayoutElementTreeRoot *root = Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, rootIndex); - Clay_LayoutElement *rootElement = Clay_LayoutElementArray_Get(&context->layoutElements, (int)root->layoutElementIndex); - Clay__int32_tArray_Add(&bfsBuffer, (int32_t)root->layoutElementIndex); - - // Size floating containers to their parents - if (Clay__ElementHasConfig(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING)) { - Clay_FloatingElementConfig *floatingElementConfig = Clay__FindElementConfigWithType(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING).floatingElementConfig; - Clay_LayoutElementHashMapItem *parentItem = Clay__GetHashMapItem(floatingElementConfig->parentId); - if (parentItem && parentItem != &Clay_LayoutElementHashMapItem_DEFAULT) { - Clay_LayoutElement *parentLayoutElement = parentItem->layoutElement; - switch (rootElement->layoutConfig->sizing.width.type) { - case CLAY__SIZING_TYPE_GROW: { - rootElement->dimensions.width = parentLayoutElement->dimensions.width; - break; - } - case CLAY__SIZING_TYPE_PERCENT: { - rootElement->dimensions.width = parentLayoutElement->dimensions.width * rootElement->layoutConfig->sizing.width.size.percent; - break; - } - default: break; - } - switch (rootElement->layoutConfig->sizing.height.type) { - case CLAY__SIZING_TYPE_GROW: { - rootElement->dimensions.height = parentLayoutElement->dimensions.height; - break; - } - case CLAY__SIZING_TYPE_PERCENT: { - rootElement->dimensions.height = parentLayoutElement->dimensions.height * rootElement->layoutConfig->sizing.height.size.percent; - break; - } - default: break; - } - } - } - - if (rootElement->layoutConfig->sizing.width.type != CLAY__SIZING_TYPE_PERCENT) { - rootElement->dimensions.width = CLAY__MIN(CLAY__MAX(rootElement->dimensions.width, rootElement->layoutConfig->sizing.width.size.minMax.min), rootElement->layoutConfig->sizing.width.size.minMax.max); - } - if (rootElement->layoutConfig->sizing.height.type != CLAY__SIZING_TYPE_PERCENT) { - rootElement->dimensions.height = CLAY__MIN(CLAY__MAX(rootElement->dimensions.height, rootElement->layoutConfig->sizing.height.size.minMax.min), rootElement->layoutConfig->sizing.height.size.minMax.max); - } - - for (int32_t i = 0; i < bfsBuffer.length; ++i) { - int32_t parentIndex = Clay__int32_tArray_GetValue(&bfsBuffer, i); - Clay_LayoutElement *parent = Clay_LayoutElementArray_Get(&context->layoutElements, parentIndex); - Clay_LayoutConfig *parentStyleConfig = parent->layoutConfig; - int32_t growContainerCount = 0; - float parentSize = xAxis ? parent->dimensions.width : parent->dimensions.height; - float parentPadding = (float)(xAxis ? (parent->layoutConfig->padding.left + parent->layoutConfig->padding.right) : (parent->layoutConfig->padding.top + parent->layoutConfig->padding.bottom)); - float innerContentSize = 0, totalPaddingAndChildGaps = parentPadding; - bool sizingAlongAxis = (xAxis && parentStyleConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) || (!xAxis && parentStyleConfig->layoutDirection == CLAY_TOP_TO_BOTTOM); - resizableContainerBuffer.length = 0; - float parentChildGap = parentStyleConfig->childGap; - - for (int32_t childOffset = 0; childOffset < parent->childrenOrTextContent.children.length; childOffset++) { - int32_t childElementIndex = parent->childrenOrTextContent.children.elements[childOffset]; - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, childElementIndex); - Clay_SizingAxis childSizing = xAxis ? childElement->layoutConfig->sizing.width : childElement->layoutConfig->sizing.height; - float childSize = xAxis ? childElement->dimensions.width : childElement->dimensions.height; - - if (!Clay__ElementHasConfig(childElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) && childElement->childrenOrTextContent.children.length > 0) { - Clay__int32_tArray_Add(&bfsBuffer, childElementIndex); - } - - if (childSizing.type != CLAY__SIZING_TYPE_PERCENT - && childSizing.type != CLAY__SIZING_TYPE_FIXED - && (!Clay__ElementHasConfig(childElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) || (Clay__FindElementConfigWithType(childElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT).textElementConfig->wrapMode == CLAY_TEXT_WRAP_WORDS)) // todo too many loops -// && (xAxis || !Clay__ElementHasConfig(childElement, CLAY__ELEMENT_CONFIG_TYPE_ASPECT)) - ) { - Clay__int32_tArray_Add(&resizableContainerBuffer, childElementIndex); - } - - if (sizingAlongAxis) { - innerContentSize += (childSizing.type == CLAY__SIZING_TYPE_PERCENT ? 0 : childSize); - if (childSizing.type == CLAY__SIZING_TYPE_GROW) { - growContainerCount++; - } - if (childOffset > 0) { - innerContentSize += parentChildGap; // For children after index 0, the childAxisOffset is the gap from the previous child - totalPaddingAndChildGaps += parentChildGap; - } - } else { - innerContentSize = CLAY__MAX(childSize, innerContentSize); - } - } - - // Expand percentage containers to size - for (int32_t childOffset = 0; childOffset < parent->childrenOrTextContent.children.length; childOffset++) { - int32_t childElementIndex = parent->childrenOrTextContent.children.elements[childOffset]; - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, childElementIndex); - Clay_SizingAxis childSizing = xAxis ? childElement->layoutConfig->sizing.width : childElement->layoutConfig->sizing.height; - float *childSize = xAxis ? &childElement->dimensions.width : &childElement->dimensions.height; - if (childSizing.type == CLAY__SIZING_TYPE_PERCENT) { - *childSize = (parentSize - totalPaddingAndChildGaps) * childSizing.size.percent; - if (sizingAlongAxis) { - innerContentSize += *childSize; - } - Clay__UpdateAspectRatioBox(childElement); - } - } - - if (sizingAlongAxis) { - float sizeToDistribute = parentSize - parentPadding - innerContentSize; - // The content is too large, compress the children as much as possible - if (sizeToDistribute < 0) { - // If the parent clips content in this axis direction, don't compress children, just leave them alone - Clay_ClipElementConfig *clipElementConfig = Clay__FindElementConfigWithType(parent, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - if (clipElementConfig) { - if (((xAxis && clipElementConfig->horizontal) || (!xAxis && clipElementConfig->vertical))) { - continue; - } - } - // Scrolling containers preferentially compress before others - while (sizeToDistribute < -CLAY__EPSILON && resizableContainerBuffer.length > 0) { - float largest = 0; - float secondLargest = 0; - float widthToAdd = sizeToDistribute; - for (int childIndex = 0; childIndex < resizableContainerBuffer.length; childIndex++) { - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childIndex)); - float childSize = xAxis ? child->dimensions.width : child->dimensions.height; - if (Clay__FloatEqual(childSize, largest)) { continue; } - if (childSize > largest) { - secondLargest = largest; - largest = childSize; - } - if (childSize < largest) { - secondLargest = CLAY__MAX(secondLargest, childSize); - widthToAdd = secondLargest - largest; - } - } - - widthToAdd = CLAY__MAX(widthToAdd, sizeToDistribute / resizableContainerBuffer.length); - - for (int childIndex = 0; childIndex < resizableContainerBuffer.length; childIndex++) { - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childIndex)); - float *childSize = xAxis ? &child->dimensions.width : &child->dimensions.height; - float minSize = xAxis ? child->minDimensions.width : child->minDimensions.height; - float previousWidth = *childSize; - if (Clay__FloatEqual(*childSize, largest)) { - *childSize += widthToAdd; - if (*childSize <= minSize) { - *childSize = minSize; - Clay__int32_tArray_RemoveSwapback(&resizableContainerBuffer, childIndex--); - } - sizeToDistribute -= (*childSize - previousWidth); - } - } - } - // The content is too small, allow SIZING_GROW containers to expand - } else if (sizeToDistribute > 0 && growContainerCount > 0) { - for (int childIndex = 0; childIndex < resizableContainerBuffer.length; childIndex++) { - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childIndex)); - Clay__SizingType childSizing = xAxis ? child->layoutConfig->sizing.width.type : child->layoutConfig->sizing.height.type; - if (childSizing != CLAY__SIZING_TYPE_GROW) { - Clay__int32_tArray_RemoveSwapback(&resizableContainerBuffer, childIndex--); - } - } - while (sizeToDistribute > CLAY__EPSILON && resizableContainerBuffer.length > 0) { - float smallest = CLAY__MAXFLOAT; - float secondSmallest = CLAY__MAXFLOAT; - float widthToAdd = sizeToDistribute; - for (int childIndex = 0; childIndex < resizableContainerBuffer.length; childIndex++) { - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childIndex)); - float childSize = xAxis ? child->dimensions.width : child->dimensions.height; - if (Clay__FloatEqual(childSize, smallest)) { continue; } - if (childSize < smallest) { - secondSmallest = smallest; - smallest = childSize; - } - if (childSize > smallest) { - secondSmallest = CLAY__MIN(secondSmallest, childSize); - widthToAdd = secondSmallest - smallest; - } - } - - widthToAdd = CLAY__MIN(widthToAdd, sizeToDistribute / resizableContainerBuffer.length); - - for (int childIndex = 0; childIndex < resizableContainerBuffer.length; childIndex++) { - Clay_LayoutElement *child = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childIndex)); - float *childSize = xAxis ? &child->dimensions.width : &child->dimensions.height; - float maxSize = xAxis ? child->layoutConfig->sizing.width.size.minMax.max : child->layoutConfig->sizing.height.size.minMax.max; - float previousWidth = *childSize; - if (Clay__FloatEqual(*childSize, smallest)) { - *childSize += widthToAdd; - if (*childSize >= maxSize) { - *childSize = maxSize; - Clay__int32_tArray_RemoveSwapback(&resizableContainerBuffer, childIndex--); - } - sizeToDistribute -= (*childSize - previousWidth); - } - } - } - } - // Sizing along the non layout axis ("off axis") - } else { - for (int32_t childOffset = 0; childOffset < resizableContainerBuffer.length; childOffset++) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&resizableContainerBuffer, childOffset)); - Clay_SizingAxis childSizing = xAxis ? childElement->layoutConfig->sizing.width : childElement->layoutConfig->sizing.height; - float minSize = xAxis ? childElement->minDimensions.width : childElement->minDimensions.height; - float *childSize = xAxis ? &childElement->dimensions.width : &childElement->dimensions.height; - - float maxSize = parentSize - parentPadding; - // If we're laying out the children of a scroll panel, grow containers expand to the size of the inner content, not the outer container - if (Clay__ElementHasConfig(parent, CLAY__ELEMENT_CONFIG_TYPE_CLIP)) { - Clay_ClipElementConfig *clipElementConfig = Clay__FindElementConfigWithType(parent, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - if (((xAxis && clipElementConfig->horizontal) || (!xAxis && clipElementConfig->vertical))) { - maxSize = CLAY__MAX(maxSize, innerContentSize); - } - } - if (childSizing.type == CLAY__SIZING_TYPE_GROW) { - *childSize = CLAY__MIN(maxSize, childSizing.size.minMax.max); - } - *childSize = CLAY__MAX(minSize, CLAY__MIN(*childSize, maxSize)); - } - } - } - } -} - -Clay_String Clay__IntToString(int32_t integer) { - if (integer == 0) { - return CLAY__INIT(Clay_String) { .length = 1, .chars = "0" }; - } - Clay_Context* context = Clay_GetCurrentContext(); - char *chars = (char *)(context->dynamicStringData.internalArray + context->dynamicStringData.length); - int32_t length = 0; - int32_t sign = integer; - - if (integer < 0) { - integer = -integer; - } - while (integer > 0) { - chars[length++] = (char)(integer % 10 + '0'); - integer /= 10; - } - - if (sign < 0) { - chars[length++] = '-'; - } - - // Reverse the string to get the correct order - for (int32_t j = 0, k = length - 1; j < k; j++, k--) { - char temp = chars[j]; - chars[j] = chars[k]; - chars[k] = temp; - } - context->dynamicStringData.length += length; - return CLAY__INIT(Clay_String) { .length = length, .chars = chars }; -} - -void Clay__AddRenderCommand(Clay_RenderCommand renderCommand) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->renderCommands.length < context->renderCommands.capacity - 1) { - Clay_RenderCommandArray_Add(&context->renderCommands, renderCommand); - } else { - if (!context->booleanWarnings.maxRenderCommandsExceeded) { - context->booleanWarnings.maxRenderCommandsExceeded = true; - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_ELEMENTS_CAPACITY_EXCEEDED, - .errorText = CLAY_STRING("Clay ran out of capacity while attempting to create render commands. This is usually caused by a large amount of wrapping text elements while close to the max element capacity. Try using Clay_SetMaxElementCount() with a higher value."), - .userData = context->errorHandler.userData }); - } - } -} - -bool Clay__ElementIsOffscreen(Clay_BoundingBox *boundingBox) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->disableCulling) { - return false; - } - - return (boundingBox->x > (float)context->layoutDimensions.width) || - (boundingBox->y > (float)context->layoutDimensions.height) || - (boundingBox->x + boundingBox->width < 0) || - (boundingBox->y + boundingBox->height < 0); -} - -void Clay__CalculateFinalLayout(void) { - Clay_Context* context = Clay_GetCurrentContext(); - // Calculate sizing along the X axis - Clay__SizeContainersAlongAxis(true); - - // Wrap text - for (int32_t textElementIndex = 0; textElementIndex < context->textElementData.length; ++textElementIndex) { - Clay__TextElementData *textElementData = Clay__TextElementDataArray_Get(&context->textElementData, textElementIndex); - textElementData->wrappedLines = CLAY__INIT(Clay__WrappedTextLineArraySlice) { .length = 0, .internalArray = &context->wrappedTextLines.internalArray[context->wrappedTextLines.length] }; - Clay_LayoutElement *containerElement = Clay_LayoutElementArray_Get(&context->layoutElements, (int)textElementData->elementIndex); - Clay_TextElementConfig *textConfig = Clay__FindElementConfigWithType(containerElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT).textElementConfig; - Clay__MeasureTextCacheItem *measureTextCacheItem = Clay__MeasureTextCached(&textElementData->text, textConfig); - float lineWidth = 0; - float lineHeight = textConfig->lineHeight > 0 ? (float)textConfig->lineHeight : textElementData->preferredDimensions.height; - int32_t lineLengthChars = 0; - int32_t lineStartOffset = 0; - if (!measureTextCacheItem->containsNewlines && textElementData->preferredDimensions.width <= containerElement->dimensions.width) { - Clay__WrappedTextLineArray_Add(&context->wrappedTextLines, CLAY__INIT(Clay__WrappedTextLine) { containerElement->dimensions, textElementData->text }); - textElementData->wrappedLines.length++; - continue; - } - float spaceWidth = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = 1, .chars = CLAY__SPACECHAR.chars, .baseChars = CLAY__SPACECHAR.chars }, textConfig, context->measureTextUserData).width; - int32_t wordIndex = measureTextCacheItem->measuredWordsStartIndex; - while (wordIndex != -1) { - if (context->wrappedTextLines.length > context->wrappedTextLines.capacity - 1) { - break; - } - Clay__MeasuredWord *measuredWord = Clay__MeasuredWordArray_Get(&context->measuredWords, wordIndex); - // Only word on the line is too large, just render it anyway - if (lineLengthChars == 0 && lineWidth + measuredWord->width > containerElement->dimensions.width) { - Clay__WrappedTextLineArray_Add(&context->wrappedTextLines, CLAY__INIT(Clay__WrappedTextLine) { { measuredWord->width, lineHeight }, { .length = measuredWord->length, .chars = &textElementData->text.chars[measuredWord->startOffset] } }); - textElementData->wrappedLines.length++; - wordIndex = measuredWord->next; - lineStartOffset = measuredWord->startOffset + measuredWord->length; - } - // measuredWord->length == 0 means a newline character - else if (measuredWord->length == 0 || lineWidth + measuredWord->width > containerElement->dimensions.width) { - // Wrapped text lines list has overflowed, just render out the line - bool finalCharIsSpace = textElementData->text.chars[CLAY__MAX(lineStartOffset + lineLengthChars - 1, 0)] == ' '; - Clay__WrappedTextLineArray_Add(&context->wrappedTextLines, CLAY__INIT(Clay__WrappedTextLine) { { lineWidth + (finalCharIsSpace ? -spaceWidth : 0), lineHeight }, { .length = lineLengthChars + (finalCharIsSpace ? -1 : 0), .chars = &textElementData->text.chars[lineStartOffset] } }); - textElementData->wrappedLines.length++; - if (lineLengthChars == 0 || measuredWord->length == 0) { - wordIndex = measuredWord->next; - } - lineWidth = 0; - lineLengthChars = 0; - lineStartOffset = measuredWord->startOffset; - } else { - lineWidth += measuredWord->width + textConfig->letterSpacing; - lineLengthChars += measuredWord->length; - wordIndex = measuredWord->next; - } - } - if (lineLengthChars > 0) { - Clay__WrappedTextLineArray_Add(&context->wrappedTextLines, CLAY__INIT(Clay__WrappedTextLine) { { lineWidth - textConfig->letterSpacing, lineHeight }, {.length = lineLengthChars, .chars = &textElementData->text.chars[lineStartOffset] } }); - textElementData->wrappedLines.length++; - } - containerElement->dimensions.height = lineHeight * (float)textElementData->wrappedLines.length; - } - - // Scale vertical heights according to aspect ratio - for (int32_t i = 0; i < context->aspectRatioElementIndexes.length; ++i) { - Clay_LayoutElement* aspectElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->aspectRatioElementIndexes, i)); - Clay_AspectRatioElementConfig *config = Clay__FindElementConfigWithType(aspectElement, CLAY__ELEMENT_CONFIG_TYPE_ASPECT).aspectRatioElementConfig; - aspectElement->dimensions.height = (1 / config->aspectRatio) * aspectElement->dimensions.width; - aspectElement->layoutConfig->sizing.height.size.minMax.max = aspectElement->dimensions.height; - } - - // Propagate effect of text wrapping, aspect scaling etc. on height of parents - Clay__LayoutElementTreeNodeArray dfsBuffer = context->layoutElementTreeNodeArray1; - dfsBuffer.length = 0; - for (int32_t i = 0; i < context->layoutElementTreeRoots.length; ++i) { - Clay__LayoutElementTreeRoot *root = Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, i); - context->treeNodeVisited.internalArray[dfsBuffer.length] = false; - Clay__LayoutElementTreeNodeArray_Add(&dfsBuffer, CLAY__INIT(Clay__LayoutElementTreeNode) { .layoutElement = Clay_LayoutElementArray_Get(&context->layoutElements, (int)root->layoutElementIndex) }); - } - while (dfsBuffer.length > 0) { - Clay__LayoutElementTreeNode *currentElementTreeNode = Clay__LayoutElementTreeNodeArray_Get(&dfsBuffer, (int)dfsBuffer.length - 1); - Clay_LayoutElement *currentElement = currentElementTreeNode->layoutElement; - if (!context->treeNodeVisited.internalArray[dfsBuffer.length - 1]) { - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = true; - // If the element has no children or is the container for a text element, don't bother inspecting it - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) || currentElement->childrenOrTextContent.children.length == 0) { - dfsBuffer.length--; - continue; - } - // Add the children to the DFS buffer (needs to be pushed in reverse so that stack traversal is in correct layout order) - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; i++) { - context->treeNodeVisited.internalArray[dfsBuffer.length] = false; - Clay__LayoutElementTreeNodeArray_Add(&dfsBuffer, CLAY__INIT(Clay__LayoutElementTreeNode) { .layoutElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]) }); - } - continue; - } - dfsBuffer.length--; - - // DFS node has been visited, this is on the way back up to the root - Clay_LayoutConfig *layoutConfig = currentElement->layoutConfig; - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - // Resize any parent containers that have grown in height along their non layout axis - for (int32_t j = 0; j < currentElement->childrenOrTextContent.children.length; ++j) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[j]); - float childHeightWithPadding = CLAY__MAX(childElement->dimensions.height + layoutConfig->padding.top + layoutConfig->padding.bottom, currentElement->dimensions.height); - currentElement->dimensions.height = CLAY__MIN(CLAY__MAX(childHeightWithPadding, layoutConfig->sizing.height.size.minMax.min), layoutConfig->sizing.height.size.minMax.max); - } - } else if (layoutConfig->layoutDirection == CLAY_TOP_TO_BOTTOM) { - // Resizing along the layout axis - float contentHeight = (float)(layoutConfig->padding.top + layoutConfig->padding.bottom); - for (int32_t j = 0; j < currentElement->childrenOrTextContent.children.length; ++j) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[j]); - contentHeight += childElement->dimensions.height; - } - contentHeight += (float)(CLAY__MAX(currentElement->childrenOrTextContent.children.length - 1, 0) * layoutConfig->childGap); - currentElement->dimensions.height = CLAY__MIN(CLAY__MAX(contentHeight, layoutConfig->sizing.height.size.minMax.min), layoutConfig->sizing.height.size.minMax.max); - } - } - - // Calculate sizing along the Y axis - Clay__SizeContainersAlongAxis(false); - - // Scale horizontal widths according to aspect ratio - for (int32_t i = 0; i < context->aspectRatioElementIndexes.length; ++i) { - Clay_LayoutElement* aspectElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&context->aspectRatioElementIndexes, i)); - Clay_AspectRatioElementConfig *config = Clay__FindElementConfigWithType(aspectElement, CLAY__ELEMENT_CONFIG_TYPE_ASPECT).aspectRatioElementConfig; - aspectElement->dimensions.width = config->aspectRatio * aspectElement->dimensions.height; - } - - // Sort tree roots by z-index - int32_t sortMax = context->layoutElementTreeRoots.length - 1; - while (sortMax > 0) { // todo dumb bubble sort - for (int32_t i = 0; i < sortMax; ++i) { - Clay__LayoutElementTreeRoot current = *Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, i); - Clay__LayoutElementTreeRoot next = *Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, i + 1); - if (next.zIndex < current.zIndex) { - Clay__LayoutElementTreeRootArray_Set(&context->layoutElementTreeRoots, i, next); - Clay__LayoutElementTreeRootArray_Set(&context->layoutElementTreeRoots, i + 1, current); - } - } - sortMax--; - } - - // Calculate final positions and generate render commands - context->renderCommands.length = 0; - dfsBuffer.length = 0; - for (int32_t rootIndex = 0; rootIndex < context->layoutElementTreeRoots.length; ++rootIndex) { - dfsBuffer.length = 0; - Clay__LayoutElementTreeRoot *root = Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, rootIndex); - Clay_LayoutElement *rootElement = Clay_LayoutElementArray_Get(&context->layoutElements, (int)root->layoutElementIndex); - Clay_Vector2 rootPosition = CLAY__DEFAULT_STRUCT; - Clay_LayoutElementHashMapItem *parentHashMapItem = Clay__GetHashMapItem(root->parentId); - // Position root floating containers - if (Clay__ElementHasConfig(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING) && parentHashMapItem) { - Clay_FloatingElementConfig *config = Clay__FindElementConfigWithType(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING).floatingElementConfig; - Clay_Dimensions rootDimensions = rootElement->dimensions; - Clay_BoundingBox parentBoundingBox = parentHashMapItem->boundingBox; - // Set X position - Clay_Vector2 targetAttachPosition = CLAY__DEFAULT_STRUCT; - switch (config->attachPoints.parent) { - case CLAY_ATTACH_POINT_LEFT_TOP: - case CLAY_ATTACH_POINT_LEFT_CENTER: - case CLAY_ATTACH_POINT_LEFT_BOTTOM: targetAttachPosition.x = parentBoundingBox.x; break; - case CLAY_ATTACH_POINT_CENTER_TOP: - case CLAY_ATTACH_POINT_CENTER_CENTER: - case CLAY_ATTACH_POINT_CENTER_BOTTOM: targetAttachPosition.x = parentBoundingBox.x + (parentBoundingBox.width / 2); break; - case CLAY_ATTACH_POINT_RIGHT_TOP: - case CLAY_ATTACH_POINT_RIGHT_CENTER: - case CLAY_ATTACH_POINT_RIGHT_BOTTOM: targetAttachPosition.x = parentBoundingBox.x + parentBoundingBox.width; break; - } - switch (config->attachPoints.element) { - case CLAY_ATTACH_POINT_LEFT_TOP: - case CLAY_ATTACH_POINT_LEFT_CENTER: - case CLAY_ATTACH_POINT_LEFT_BOTTOM: break; - case CLAY_ATTACH_POINT_CENTER_TOP: - case CLAY_ATTACH_POINT_CENTER_CENTER: - case CLAY_ATTACH_POINT_CENTER_BOTTOM: targetAttachPosition.x -= (rootDimensions.width / 2); break; - case CLAY_ATTACH_POINT_RIGHT_TOP: - case CLAY_ATTACH_POINT_RIGHT_CENTER: - case CLAY_ATTACH_POINT_RIGHT_BOTTOM: targetAttachPosition.x -= rootDimensions.width; break; - } - switch (config->attachPoints.parent) { // I know I could merge the x and y switch statements, but this is easier to read - case CLAY_ATTACH_POINT_LEFT_TOP: - case CLAY_ATTACH_POINT_RIGHT_TOP: - case CLAY_ATTACH_POINT_CENTER_TOP: targetAttachPosition.y = parentBoundingBox.y; break; - case CLAY_ATTACH_POINT_LEFT_CENTER: - case CLAY_ATTACH_POINT_CENTER_CENTER: - case CLAY_ATTACH_POINT_RIGHT_CENTER: targetAttachPosition.y = parentBoundingBox.y + (parentBoundingBox.height / 2); break; - case CLAY_ATTACH_POINT_LEFT_BOTTOM: - case CLAY_ATTACH_POINT_CENTER_BOTTOM: - case CLAY_ATTACH_POINT_RIGHT_BOTTOM: targetAttachPosition.y = parentBoundingBox.y + parentBoundingBox.height; break; - } - switch (config->attachPoints.element) { - case CLAY_ATTACH_POINT_LEFT_TOP: - case CLAY_ATTACH_POINT_RIGHT_TOP: - case CLAY_ATTACH_POINT_CENTER_TOP: break; - case CLAY_ATTACH_POINT_LEFT_CENTER: - case CLAY_ATTACH_POINT_CENTER_CENTER: - case CLAY_ATTACH_POINT_RIGHT_CENTER: targetAttachPosition.y -= (rootDimensions.height / 2); break; - case CLAY_ATTACH_POINT_LEFT_BOTTOM: - case CLAY_ATTACH_POINT_CENTER_BOTTOM: - case CLAY_ATTACH_POINT_RIGHT_BOTTOM: targetAttachPosition.y -= rootDimensions.height; break; - } - targetAttachPosition.x += config->offset.x; - targetAttachPosition.y += config->offset.y; - rootPosition = targetAttachPosition; - } - if (root->clipElementId) { - Clay_LayoutElementHashMapItem *clipHashMapItem = Clay__GetHashMapItem(root->clipElementId); - if (clipHashMapItem) { - // Floating elements that are attached to scrolling contents won't be correctly positioned if external scroll handling is enabled, fix here - if (context->externalScrollHandlingEnabled) { - Clay_ClipElementConfig *clipConfig = Clay__FindElementConfigWithType(clipHashMapItem->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - if (clipConfig->horizontal) { - rootPosition.x += clipConfig->childOffset.x; - } - if (clipConfig->vertical) { - rootPosition.y += clipConfig->childOffset.y; - } - } - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .boundingBox = clipHashMapItem->boundingBox, - .userData = 0, - .id = Clay__HashNumber(rootElement->id, rootElement->childrenOrTextContent.children.length + 10).id, // TODO need a better strategy for managing derived ids - .zIndex = root->zIndex, - .commandType = CLAY_RENDER_COMMAND_TYPE_SCISSOR_START, - }); - } - } - Clay__LayoutElementTreeNodeArray_Add(&dfsBuffer, CLAY__INIT(Clay__LayoutElementTreeNode) { .layoutElement = rootElement, .position = rootPosition, .nextChildOffset = { .x = (float)rootElement->layoutConfig->padding.left, .y = (float)rootElement->layoutConfig->padding.top } }); - - context->treeNodeVisited.internalArray[0] = false; - while (dfsBuffer.length > 0) { - Clay__LayoutElementTreeNode *currentElementTreeNode = Clay__LayoutElementTreeNodeArray_Get(&dfsBuffer, (int)dfsBuffer.length - 1); - Clay_LayoutElement *currentElement = currentElementTreeNode->layoutElement; - Clay_LayoutConfig *layoutConfig = currentElement->layoutConfig; - Clay_Vector2 scrollOffset = CLAY__DEFAULT_STRUCT; - - // This will only be run a single time for each element in downwards DFS order - if (!context->treeNodeVisited.internalArray[dfsBuffer.length - 1]) { - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = true; - - Clay_BoundingBox currentElementBoundingBox = { currentElementTreeNode->position.x, currentElementTreeNode->position.y, currentElement->dimensions.width, currentElement->dimensions.height }; - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING)) { - Clay_FloatingElementConfig *floatingElementConfig = Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING).floatingElementConfig; - Clay_Dimensions expand = floatingElementConfig->expand; - currentElementBoundingBox.x -= expand.width; - currentElementBoundingBox.width += expand.width * 2; - currentElementBoundingBox.y -= expand.height; - currentElementBoundingBox.height += expand.height * 2; - } - - Clay__ScrollContainerDataInternal *scrollContainerData = CLAY__NULL; - // Apply scroll offsets to container - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP)) { - Clay_ClipElementConfig *clipConfig = Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - - // This linear scan could theoretically be slow under very strange conditions, but I can't imagine a real UI with more than a few 10's of scroll containers - for (int32_t i = 0; i < context->scrollContainerDatas.length; i++) { - Clay__ScrollContainerDataInternal *mapping = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (mapping->layoutElement == currentElement) { - scrollContainerData = mapping; - mapping->boundingBox = currentElementBoundingBox; - scrollOffset = clipConfig->childOffset; - if (context->externalScrollHandlingEnabled) { - scrollOffset = CLAY__INIT(Clay_Vector2) CLAY__DEFAULT_STRUCT; - } - break; - } - } - } - - Clay_LayoutElementHashMapItem *hashMapItem = Clay__GetHashMapItem(currentElement->id); - if (hashMapItem) { - hashMapItem->boundingBox = currentElementBoundingBox; - } - - int32_t sortedConfigIndexes[20]; - for (int32_t elementConfigIndex = 0; elementConfigIndex < currentElement->elementConfigs.length; ++elementConfigIndex) { - sortedConfigIndexes[elementConfigIndex] = elementConfigIndex; - } - sortMax = currentElement->elementConfigs.length - 1; - while (sortMax > 0) { // todo dumb bubble sort - for (int32_t i = 0; i < sortMax; ++i) { - int32_t current = sortedConfigIndexes[i]; - int32_t next = sortedConfigIndexes[i + 1]; - Clay__ElementConfigType currentType = Clay__ElementConfigArraySlice_Get(¤tElement->elementConfigs, current)->type; - Clay__ElementConfigType nextType = Clay__ElementConfigArraySlice_Get(¤tElement->elementConfigs, next)->type; - if (nextType == CLAY__ELEMENT_CONFIG_TYPE_CLIP || currentType == CLAY__ELEMENT_CONFIG_TYPE_BORDER) { - sortedConfigIndexes[i] = next; - sortedConfigIndexes[i + 1] = current; - } - } - sortMax--; - } - - bool emitRectangle = false; - // Create the render commands for this element - Clay_SharedElementConfig *sharedConfig = Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_SHARED).sharedElementConfig; - if (sharedConfig && sharedConfig->backgroundColor.a > 0) { - emitRectangle = true; - } - else if (!sharedConfig) { - emitRectangle = false; - sharedConfig = &Clay_SharedElementConfig_DEFAULT; - } - for (int32_t elementConfigIndex = 0; elementConfigIndex < currentElement->elementConfigs.length; ++elementConfigIndex) { - Clay_ElementConfig *elementConfig = Clay__ElementConfigArraySlice_Get(¤tElement->elementConfigs, sortedConfigIndexes[elementConfigIndex]); - Clay_RenderCommand renderCommand = { - .boundingBox = currentElementBoundingBox, - .userData = sharedConfig->userData, - .id = currentElement->id, - }; - - bool offscreen = Clay__ElementIsOffscreen(¤tElementBoundingBox); - // Culling - Don't bother to generate render commands for rectangles entirely outside the screen - this won't stop their children from being rendered if they overflow - bool shouldRender = !offscreen; - switch (elementConfig->type) { - case CLAY__ELEMENT_CONFIG_TYPE_ASPECT: - case CLAY__ELEMENT_CONFIG_TYPE_FLOATING: - case CLAY__ELEMENT_CONFIG_TYPE_SHARED: - case CLAY__ELEMENT_CONFIG_TYPE_BORDER: { - shouldRender = false; - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_CLIP: { - renderCommand.commandType = CLAY_RENDER_COMMAND_TYPE_SCISSOR_START; - renderCommand.renderData = CLAY__INIT(Clay_RenderData) { - .clip = { - .horizontal = elementConfig->config.clipElementConfig->horizontal, - .vertical = elementConfig->config.clipElementConfig->vertical, - } - }; - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_IMAGE: { - renderCommand.commandType = CLAY_RENDER_COMMAND_TYPE_IMAGE; - renderCommand.renderData = CLAY__INIT(Clay_RenderData) { - .image = { - .backgroundColor = sharedConfig->backgroundColor, - .cornerRadius = sharedConfig->cornerRadius, - .imageData = elementConfig->config.imageElementConfig->imageData, - } - }; - emitRectangle = false; - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_TEXT: { - if (!shouldRender) { - break; - } - shouldRender = false; - Clay_ElementConfigUnion configUnion = elementConfig->config; - Clay_TextElementConfig *textElementConfig = configUnion.textElementConfig; - float naturalLineHeight = currentElement->childrenOrTextContent.textElementData->preferredDimensions.height; - float finalLineHeight = textElementConfig->lineHeight > 0 ? (float)textElementConfig->lineHeight : naturalLineHeight; - float lineHeightOffset = (finalLineHeight - naturalLineHeight) / 2; - float yPosition = lineHeightOffset; - for (int32_t lineIndex = 0; lineIndex < currentElement->childrenOrTextContent.textElementData->wrappedLines.length; ++lineIndex) { - Clay__WrappedTextLine *wrappedLine = Clay__WrappedTextLineArraySlice_Get(¤tElement->childrenOrTextContent.textElementData->wrappedLines, lineIndex); - if (wrappedLine->line.length == 0) { - yPosition += finalLineHeight; - continue; - } - float offset = (currentElementBoundingBox.width - wrappedLine->dimensions.width); - if (textElementConfig->textAlignment == CLAY_TEXT_ALIGN_LEFT) { - offset = 0; - } - if (textElementConfig->textAlignment == CLAY_TEXT_ALIGN_CENTER) { - offset /= 2; - } - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .boundingBox = { currentElementBoundingBox.x + offset, currentElementBoundingBox.y + yPosition, wrappedLine->dimensions.width, wrappedLine->dimensions.height }, - .renderData = { .text = { - .stringContents = CLAY__INIT(Clay_StringSlice) { .length = wrappedLine->line.length, .chars = wrappedLine->line.chars, .baseChars = currentElement->childrenOrTextContent.textElementData->text.chars }, - .textColor = textElementConfig->textColor, - .fontId = textElementConfig->fontId, - .fontSize = textElementConfig->fontSize, - .letterSpacing = textElementConfig->letterSpacing, - .lineHeight = textElementConfig->lineHeight, - }}, - .userData = textElementConfig->userData, - .id = Clay__HashNumber(lineIndex, currentElement->id).id, - .zIndex = root->zIndex, - .commandType = CLAY_RENDER_COMMAND_TYPE_TEXT, - }); - yPosition += finalLineHeight; - - if (!context->disableCulling && (currentElementBoundingBox.y + yPosition > context->layoutDimensions.height)) { - break; - } - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_CUSTOM: { - renderCommand.commandType = CLAY_RENDER_COMMAND_TYPE_CUSTOM; - renderCommand.renderData = CLAY__INIT(Clay_RenderData) { - .custom = { - .backgroundColor = sharedConfig->backgroundColor, - .cornerRadius = sharedConfig->cornerRadius, - .customData = elementConfig->config.customElementConfig->customData, - } - }; - emitRectangle = false; - break; - } - default: break; - } - if (shouldRender) { - Clay__AddRenderCommand(renderCommand); - } - if (offscreen) { - // NOTE: You may be tempted to try an early return / continue if an element is off screen. Why bother calculating layout for its children, right? - // Unfortunately, a FLOATING_CONTAINER may be defined that attaches to a child or grandchild of this element, which is large enough to still - // be on screen, even if this element isn't. That depends on this element and it's children being laid out correctly (even if they are entirely off screen) - } - } - - if (emitRectangle) { - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .boundingBox = currentElementBoundingBox, - .renderData = { .rectangle = { - .backgroundColor = sharedConfig->backgroundColor, - .cornerRadius = sharedConfig->cornerRadius, - }}, - .userData = sharedConfig->userData, - .id = currentElement->id, - .zIndex = root->zIndex, - .commandType = CLAY_RENDER_COMMAND_TYPE_RECTANGLE, - }); - } - - // Setup initial on-axis alignment - if (!Clay__ElementHasConfig(currentElementTreeNode->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT)) { - Clay_Dimensions contentSize = {0,0}; - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; ++i) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]); - contentSize.width += childElement->dimensions.width; - contentSize.height = CLAY__MAX(contentSize.height, childElement->dimensions.height); - } - contentSize.width += (float)(CLAY__MAX(currentElement->childrenOrTextContent.children.length - 1, 0) * layoutConfig->childGap); - float extraSpace = currentElement->dimensions.width - (float)(layoutConfig->padding.left + layoutConfig->padding.right) - contentSize.width; - switch (layoutConfig->childAlignment.x) { - case CLAY_ALIGN_X_LEFT: extraSpace = 0; break; - case CLAY_ALIGN_X_CENTER: extraSpace /= 2; break; - default: break; - } - currentElementTreeNode->nextChildOffset.x += extraSpace; - extraSpace = CLAY__MAX(0, extraSpace); - } else { - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; ++i) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]); - contentSize.width = CLAY__MAX(contentSize.width, childElement->dimensions.width); - contentSize.height += childElement->dimensions.height; - } - contentSize.height += (float)(CLAY__MAX(currentElement->childrenOrTextContent.children.length - 1, 0) * layoutConfig->childGap); - float extraSpace = currentElement->dimensions.height - (float)(layoutConfig->padding.top + layoutConfig->padding.bottom) - contentSize.height; - switch (layoutConfig->childAlignment.y) { - case CLAY_ALIGN_Y_TOP: extraSpace = 0; break; - case CLAY_ALIGN_Y_CENTER: extraSpace /= 2; break; - default: break; - } - extraSpace = CLAY__MAX(0, extraSpace); - currentElementTreeNode->nextChildOffset.y += extraSpace; - } - - if (scrollContainerData) { - scrollContainerData->contentSize = CLAY__INIT(Clay_Dimensions) { contentSize.width + (float)(layoutConfig->padding.left + layoutConfig->padding.right), contentSize.height + (float)(layoutConfig->padding.top + layoutConfig->padding.bottom) }; - } - } - } - else { - // DFS is returning upwards backwards - bool closeClipElement = false; - Clay_ClipElementConfig *clipConfig = Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - if (clipConfig) { - closeClipElement = true; - for (int32_t i = 0; i < context->scrollContainerDatas.length; i++) { - Clay__ScrollContainerDataInternal *mapping = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (mapping->layoutElement == currentElement) { - scrollOffset = clipConfig->childOffset; - if (context->externalScrollHandlingEnabled) { - scrollOffset = CLAY__INIT(Clay_Vector2) CLAY__DEFAULT_STRUCT; - } - break; - } - } - } - - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_BORDER)) { - Clay_LayoutElementHashMapItem *currentElementData = Clay__GetHashMapItem(currentElement->id); - Clay_BoundingBox currentElementBoundingBox = currentElementData->boundingBox; - - // Culling - Don't bother to generate render commands for rectangles entirely outside the screen - this won't stop their children from being rendered if they overflow - if (!Clay__ElementIsOffscreen(¤tElementBoundingBox)) { - Clay_SharedElementConfig *sharedConfig = Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_SHARED) ? Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_SHARED).sharedElementConfig : &Clay_SharedElementConfig_DEFAULT; - Clay_BorderElementConfig *borderConfig = Clay__FindElementConfigWithType(currentElement, CLAY__ELEMENT_CONFIG_TYPE_BORDER).borderElementConfig; - Clay_RenderCommand renderCommand = { - .boundingBox = currentElementBoundingBox, - .renderData = { .border = { - .color = borderConfig->color, - .cornerRadius = sharedConfig->cornerRadius, - .width = borderConfig->width - }}, - .userData = sharedConfig->userData, - .id = Clay__HashNumber(currentElement->id, currentElement->childrenOrTextContent.children.length).id, - .commandType = CLAY_RENDER_COMMAND_TYPE_BORDER, - }; - Clay__AddRenderCommand(renderCommand); - if (borderConfig->width.betweenChildren > 0 && borderConfig->color.a > 0) { - float halfGap = layoutConfig->childGap / 2; - Clay_Vector2 borderOffset = { (float)layoutConfig->padding.left - halfGap, (float)layoutConfig->padding.top - halfGap }; - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; ++i) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]); - if (i > 0) { - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .boundingBox = { currentElementBoundingBox.x + borderOffset.x + scrollOffset.x, currentElementBoundingBox.y + scrollOffset.y, (float)borderConfig->width.betweenChildren, currentElement->dimensions.height }, - .renderData = { .rectangle = { - .backgroundColor = borderConfig->color, - } }, - .userData = sharedConfig->userData, - .id = Clay__HashNumber(currentElement->id, currentElement->childrenOrTextContent.children.length + 1 + i).id, - .commandType = CLAY_RENDER_COMMAND_TYPE_RECTANGLE, - }); - } - borderOffset.x += (childElement->dimensions.width + (float)layoutConfig->childGap); - } - } else { - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; ++i) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]); - if (i > 0) { - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .boundingBox = { currentElementBoundingBox.x + scrollOffset.x, currentElementBoundingBox.y + borderOffset.y + scrollOffset.y, currentElement->dimensions.width, (float)borderConfig->width.betweenChildren }, - .renderData = { .rectangle = { - .backgroundColor = borderConfig->color, - } }, - .userData = sharedConfig->userData, - .id = Clay__HashNumber(currentElement->id, currentElement->childrenOrTextContent.children.length + 1 + i).id, - .commandType = CLAY_RENDER_COMMAND_TYPE_RECTANGLE, - }); - } - borderOffset.y += (childElement->dimensions.height + (float)layoutConfig->childGap); - } - } - } - } - } - // This exists because the scissor needs to end _after_ borders between elements - if (closeClipElement) { - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { - .id = Clay__HashNumber(currentElement->id, rootElement->childrenOrTextContent.children.length + 11).id, - .commandType = CLAY_RENDER_COMMAND_TYPE_SCISSOR_END, - }); - } - - dfsBuffer.length--; - continue; - } - - // Add children to the DFS buffer - if (!Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT)) { - dfsBuffer.length += currentElement->childrenOrTextContent.children.length; - for (int32_t i = 0; i < currentElement->childrenOrTextContent.children.length; ++i) { - Clay_LayoutElement *childElement = Clay_LayoutElementArray_Get(&context->layoutElements, currentElement->childrenOrTextContent.children.elements[i]); - // Alignment along non layout axis - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - currentElementTreeNode->nextChildOffset.y = currentElement->layoutConfig->padding.top; - float whiteSpaceAroundChild = currentElement->dimensions.height - (float)(layoutConfig->padding.top + layoutConfig->padding.bottom) - childElement->dimensions.height; - switch (layoutConfig->childAlignment.y) { - case CLAY_ALIGN_Y_TOP: break; - case CLAY_ALIGN_Y_CENTER: currentElementTreeNode->nextChildOffset.y += whiteSpaceAroundChild / 2; break; - case CLAY_ALIGN_Y_BOTTOM: currentElementTreeNode->nextChildOffset.y += whiteSpaceAroundChild; break; - } - } else { - currentElementTreeNode->nextChildOffset.x = currentElement->layoutConfig->padding.left; - float whiteSpaceAroundChild = currentElement->dimensions.width - (float)(layoutConfig->padding.left + layoutConfig->padding.right) - childElement->dimensions.width; - switch (layoutConfig->childAlignment.x) { - case CLAY_ALIGN_X_LEFT: break; - case CLAY_ALIGN_X_CENTER: currentElementTreeNode->nextChildOffset.x += whiteSpaceAroundChild / 2; break; - case CLAY_ALIGN_X_RIGHT: currentElementTreeNode->nextChildOffset.x += whiteSpaceAroundChild; break; - } - } - - Clay_Vector2 childPosition = { - currentElementTreeNode->position.x + currentElementTreeNode->nextChildOffset.x + scrollOffset.x, - currentElementTreeNode->position.y + currentElementTreeNode->nextChildOffset.y + scrollOffset.y, - }; - - // DFS buffer elements need to be added in reverse because stack traversal happens backwards - uint32_t newNodeIndex = dfsBuffer.length - 1 - i; - dfsBuffer.internalArray[newNodeIndex] = CLAY__INIT(Clay__LayoutElementTreeNode) { - .layoutElement = childElement, - .position = { childPosition.x, childPosition.y }, - .nextChildOffset = { .x = (float)childElement->layoutConfig->padding.left, .y = (float)childElement->layoutConfig->padding.top }, - }; - context->treeNodeVisited.internalArray[newNodeIndex] = false; - - // Update parent offsets - if (layoutConfig->layoutDirection == CLAY_LEFT_TO_RIGHT) { - currentElementTreeNode->nextChildOffset.x += childElement->dimensions.width + (float)layoutConfig->childGap; - } else { - currentElementTreeNode->nextChildOffset.y += childElement->dimensions.height + (float)layoutConfig->childGap; - } - } - } - } - - if (root->clipElementId) { - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand) { .id = Clay__HashNumber(rootElement->id, rootElement->childrenOrTextContent.children.length + 11).id, .commandType = CLAY_RENDER_COMMAND_TYPE_SCISSOR_END }); - } - } -} - -CLAY_WASM_EXPORT("Clay_GetPointerOverIds") -CLAY_DLL_EXPORT Clay_ElementIdArray Clay_GetPointerOverIds(void) { - return Clay_GetCurrentContext()->pointerOverIds; -} - -#pragma region DebugTools -Clay_Color CLAY__DEBUGVIEW_COLOR_1 = {58, 56, 52, 255}; -Clay_Color CLAY__DEBUGVIEW_COLOR_2 = {62, 60, 58, 255}; -Clay_Color CLAY__DEBUGVIEW_COLOR_3 = {141, 133, 135, 255}; -Clay_Color CLAY__DEBUGVIEW_COLOR_4 = {238, 226, 231, 255}; -Clay_Color CLAY__DEBUGVIEW_COLOR_SELECTED_ROW = {102, 80, 78, 255}; -const int32_t CLAY__DEBUGVIEW_ROW_HEIGHT = 30; -const int32_t CLAY__DEBUGVIEW_OUTER_PADDING = 10; -const int32_t CLAY__DEBUGVIEW_INDENT_WIDTH = 16; -Clay_TextElementConfig Clay__DebugView_TextNameConfig = {.textColor = {238, 226, 231, 255}, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE }; -Clay_LayoutConfig Clay__DebugView_ScrollViewItemLayoutConfig = CLAY__DEFAULT_STRUCT; - -typedef struct { - Clay_String label; - Clay_Color color; -} Clay__DebugElementConfigTypeLabelConfig; - -Clay__DebugElementConfigTypeLabelConfig Clay__DebugGetElementConfigTypeLabel(Clay__ElementConfigType type) { - switch (type) { - case CLAY__ELEMENT_CONFIG_TYPE_SHARED: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Shared"), {243,134,48,255} }; - case CLAY__ELEMENT_CONFIG_TYPE_TEXT: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Text"), {105,210,231,255} }; - case CLAY__ELEMENT_CONFIG_TYPE_ASPECT: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Aspect"), {101,149,194,255} }; - case CLAY__ELEMENT_CONFIG_TYPE_IMAGE: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Image"), {121,189,154,255} }; - case CLAY__ELEMENT_CONFIG_TYPE_FLOATING: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Floating"), {250,105,0,255} }; - case CLAY__ELEMENT_CONFIG_TYPE_CLIP: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) {CLAY_STRING("Scroll"), {242, 196, 90, 255} }; - case CLAY__ELEMENT_CONFIG_TYPE_BORDER: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) {CLAY_STRING("Border"), {108, 91, 123, 255} }; - case CLAY__ELEMENT_CONFIG_TYPE_CUSTOM: return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Custom"), {11,72,107,255} }; - default: break; - } - return CLAY__INIT(Clay__DebugElementConfigTypeLabelConfig) { CLAY_STRING("Error"), {0,0,0,255} }; -} - -typedef struct { - int32_t rowCount; - int32_t selectedElementRowIndex; -} Clay__RenderDebugLayoutData; - -// Returns row count -Clay__RenderDebugLayoutData Clay__RenderDebugLayoutElementsList(int32_t initialRootsLength, int32_t highlightedRowIndex) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__int32_tArray dfsBuffer = context->reusableElementIndexBuffer; - Clay__DebugView_ScrollViewItemLayoutConfig = CLAY__INIT(Clay_LayoutConfig) { .sizing = { .height = CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT) }, .childGap = 6, .childAlignment = { .y = CLAY_ALIGN_Y_CENTER }}; - Clay__RenderDebugLayoutData layoutData = CLAY__DEFAULT_STRUCT; - - uint32_t highlightedElementId = 0; - - for (int32_t rootIndex = 0; rootIndex < initialRootsLength; ++rootIndex) { - dfsBuffer.length = 0; - Clay__LayoutElementTreeRoot *root = Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, rootIndex); - Clay__int32_tArray_Add(&dfsBuffer, (int32_t)root->layoutElementIndex); - context->treeNodeVisited.internalArray[0] = false; - if (rootIndex > 0) { - CLAY(CLAY_IDI("Clay__DebugView_EmptyRowOuter", rootIndex), { .layout = { .sizing = {.width = CLAY_SIZING_GROW(0)}, .padding = {CLAY__DEBUGVIEW_INDENT_WIDTH / 2, 0, 0, 0} } }) { - CLAY(CLAY_IDI("Clay__DebugView_EmptyRow", rootIndex), { .layout = { .sizing = { .width = CLAY_SIZING_GROW(0), .height = CLAY_SIZING_FIXED((float)CLAY__DEBUGVIEW_ROW_HEIGHT) }}, .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = { .top = 1 } } }) {} - } - layoutData.rowCount++; - } - while (dfsBuffer.length > 0) { - int32_t currentElementIndex = Clay__int32_tArray_GetValue(&dfsBuffer, (int)dfsBuffer.length - 1); - Clay_LayoutElement *currentElement = Clay_LayoutElementArray_Get(&context->layoutElements, (int)currentElementIndex); - if (context->treeNodeVisited.internalArray[dfsBuffer.length - 1]) { - if (!Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) && currentElement->childrenOrTextContent.children.length > 0) { - Clay__CloseElement(); - Clay__CloseElement(); - Clay__CloseElement(); - } - dfsBuffer.length--; - continue; - } - - if (highlightedRowIndex == layoutData.rowCount) { - if (context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) { - context->debugSelectedElementId = currentElement->id; - } - highlightedElementId = currentElement->id; - } - - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = true; - Clay_LayoutElementHashMapItem *currentElementData = Clay__GetHashMapItem(currentElement->id); - bool offscreen = Clay__ElementIsOffscreen(¤tElementData->boundingBox); - if (context->debugSelectedElementId == currentElement->id) { - layoutData.selectedElementRowIndex = layoutData.rowCount; - } - CLAY(CLAY_IDI("Clay__DebugView_ElementOuter", currentElement->id), { .layout = Clay__DebugView_ScrollViewItemLayoutConfig }) { - // Collapse icon / button - if (!(Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) || currentElement->childrenOrTextContent.children.length == 0)) { - CLAY(CLAY_IDI("Clay__DebugView_CollapseElement", currentElement->id), { - .layout = { .sizing = {CLAY_SIZING_FIXED(16), CLAY_SIZING_FIXED(16)}, .childAlignment = { CLAY_ALIGN_X_CENTER, CLAY_ALIGN_Y_CENTER} }, - .cornerRadius = CLAY_CORNER_RADIUS(4), - .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = {1, 1, 1, 1, 0} }, - }) { - CLAY_TEXT((currentElementData && currentElementData->debugData->collapsed) ? CLAY_STRING("+") : CLAY_STRING("-"), CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - } else { // Square dot for empty containers - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_FIXED(16), CLAY_SIZING_FIXED(16)}, .childAlignment = { CLAY_ALIGN_X_CENTER, CLAY_ALIGN_Y_CENTER } } }) { - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_FIXED(8), CLAY_SIZING_FIXED(8)} }, .backgroundColor = CLAY__DEBUGVIEW_COLOR_3, .cornerRadius = CLAY_CORNER_RADIUS(2) }) {} - } - } - // Collisions and offscreen info - if (currentElementData) { - if (currentElementData->debugData->collision) { - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 }}, .border = { .color = {177, 147, 8, 255}, .width = {1, 1, 1, 1, 0} } }) { - CLAY_TEXT(CLAY_STRING("Duplicate ID"), CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16 })); - } - } - if (offscreen) { - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 } }, .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = { 1, 1, 1, 1, 0} } }) { - CLAY_TEXT(CLAY_STRING("Offscreen"), CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16 })); - } - } - } - Clay_String idString = context->layoutElementIdStrings.internalArray[currentElementIndex]; - if (idString.length > 0) { - CLAY_TEXT(idString, offscreen ? CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16 }) : &Clay__DebugView_TextNameConfig); - } - for (int32_t elementConfigIndex = 0; elementConfigIndex < currentElement->elementConfigs.length; ++elementConfigIndex) { - Clay_ElementConfig *elementConfig = Clay__ElementConfigArraySlice_Get(¤tElement->elementConfigs, elementConfigIndex); - if (elementConfig->type == CLAY__ELEMENT_CONFIG_TYPE_SHARED) { - Clay_Color labelColor = {243,134,48,90}; - labelColor.a = 90; - Clay_Color backgroundColor = elementConfig->config.sharedElementConfig->backgroundColor; - Clay_CornerRadius radius = elementConfig->config.sharedElementConfig->cornerRadius; - if (backgroundColor.a > 0) { - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 } }, .backgroundColor = labelColor, .cornerRadius = CLAY_CORNER_RADIUS(4), .border = { .color = labelColor, .width = { 1, 1, 1, 1, 0} } }) { - CLAY_TEXT(CLAY_STRING("Color"), CLAY_TEXT_CONFIG({ .textColor = offscreen ? CLAY__DEBUGVIEW_COLOR_3 : CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - } - if (radius.bottomLeft > 0) { - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 } }, .backgroundColor = labelColor, .cornerRadius = CLAY_CORNER_RADIUS(4), .border = { .color = labelColor, .width = { 1, 1, 1, 1, 0 } } }) { - CLAY_TEXT(CLAY_STRING("Radius"), CLAY_TEXT_CONFIG({ .textColor = offscreen ? CLAY__DEBUGVIEW_COLOR_3 : CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - } - continue; - } - Clay__DebugElementConfigTypeLabelConfig config = Clay__DebugGetElementConfigTypeLabel(elementConfig->type); - Clay_Color backgroundColor = config.color; - backgroundColor.a = 90; - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 } }, .backgroundColor = backgroundColor, .cornerRadius = CLAY_CORNER_RADIUS(4), .border = { .color = config.color, .width = { 1, 1, 1, 1, 0 } } }) { - CLAY_TEXT(config.label, CLAY_TEXT_CONFIG({ .textColor = offscreen ? CLAY__DEBUGVIEW_COLOR_3 : CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - } - } - - // Render the text contents below the element as a non-interactive row - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT)) { - layoutData.rowCount++; - Clay__TextElementData *textElementData = currentElement->childrenOrTextContent.textElementData; - Clay_TextElementConfig *rawTextConfig = offscreen ? CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16 }) : &Clay__DebugView_TextNameConfig; - CLAY_AUTO_ID({ .layout = { .sizing = { .height = CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .childAlignment = { .y = CLAY_ALIGN_Y_CENTER } } }) { - CLAY_AUTO_ID({ .layout = { .sizing = {.width = CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_INDENT_WIDTH + 16) } } }) {} - CLAY_TEXT(CLAY_STRING("\""), rawTextConfig); - CLAY_TEXT(textElementData->text.length > 40 ? (CLAY__INIT(Clay_String) { .length = 40, .chars = textElementData->text.chars }) : textElementData->text, rawTextConfig); - if (textElementData->text.length > 40) { - CLAY_TEXT(CLAY_STRING("..."), rawTextConfig); - } - CLAY_TEXT(CLAY_STRING("\""), rawTextConfig); - } - } else if (currentElement->childrenOrTextContent.children.length > 0) { - Clay__OpenElement(); - Clay__ConfigureOpenElement(CLAY__INIT(Clay_ElementDeclaration) { .layout = { .padding = { .left = 8 } } }); - Clay__OpenElement(); - Clay__ConfigureOpenElement(CLAY__INIT(Clay_ElementDeclaration) { .layout = { .padding = { .left = CLAY__DEBUGVIEW_INDENT_WIDTH }}, .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = { .left = 1 } }}); - Clay__OpenElement(); - Clay__ConfigureOpenElement(CLAY__INIT(Clay_ElementDeclaration) { .layout = { .layoutDirection = CLAY_TOP_TO_BOTTOM } }); - } - - layoutData.rowCount++; - if (!(Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT) || (currentElementData && currentElementData->debugData->collapsed))) { - for (int32_t i = currentElement->childrenOrTextContent.children.length - 1; i >= 0; --i) { - Clay__int32_tArray_Add(&dfsBuffer, currentElement->childrenOrTextContent.children.elements[i]); - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = false; // TODO needs to be ranged checked - } - } - } - } - - if (context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) { - Clay_ElementId collapseButtonId = Clay__HashString(CLAY_STRING("Clay__DebugView_CollapseElement"), 0); - for (int32_t i = (int)context->pointerOverIds.length - 1; i >= 0; i--) { - Clay_ElementId *elementId = Clay_ElementIdArray_Get(&context->pointerOverIds, i); - if (elementId->baseId == collapseButtonId.baseId) { - Clay_LayoutElementHashMapItem *highlightedItem = Clay__GetHashMapItem(elementId->offset); - highlightedItem->debugData->collapsed = !highlightedItem->debugData->collapsed; - break; - } - } - } - - if (highlightedElementId) { - CLAY(CLAY_ID("Clay__DebugView_ElementHighlight"), { .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }, .floating = { .parentId = highlightedElementId, .zIndex = 32767, .pointerCaptureMode = CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH, .attachTo = CLAY_ATTACH_TO_ELEMENT_WITH_ID } }) { - CLAY(CLAY_ID("Clay__DebugView_ElementHighlightRectangle"), { .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }, .backgroundColor = Clay__debugViewHighlightColor }) {} - } - } - return layoutData; -} - -void Clay__RenderDebugLayoutSizing(Clay_SizingAxis sizing, Clay_TextElementConfig *infoTextConfig) { - Clay_String sizingLabel = CLAY_STRING("GROW"); - if (sizing.type == CLAY__SIZING_TYPE_FIT) { - sizingLabel = CLAY_STRING("FIT"); - } else if (sizing.type == CLAY__SIZING_TYPE_PERCENT) { - sizingLabel = CLAY_STRING("PERCENT"); - } else if (sizing.type == CLAY__SIZING_TYPE_FIXED) { - sizingLabel = CLAY_STRING("FIXED"); - } - CLAY_TEXT(sizingLabel, infoTextConfig); - if (sizing.type == CLAY__SIZING_TYPE_GROW || sizing.type == CLAY__SIZING_TYPE_FIT || sizing.type == CLAY__SIZING_TYPE_FIXED) { - CLAY_TEXT(CLAY_STRING("("), infoTextConfig); - if (sizing.size.minMax.min != 0) { - CLAY_TEXT(CLAY_STRING("min: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(sizing.size.minMax.min), infoTextConfig); - if (sizing.size.minMax.max != CLAY__MAXFLOAT) { - CLAY_TEXT(CLAY_STRING(", "), infoTextConfig); - } - } - if (sizing.size.minMax.max != CLAY__MAXFLOAT) { - CLAY_TEXT(CLAY_STRING("max: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(sizing.size.minMax.max), infoTextConfig); - } - CLAY_TEXT(CLAY_STRING(")"), infoTextConfig); - } else if (sizing.type == CLAY__SIZING_TYPE_PERCENT) { - CLAY_TEXT(CLAY_STRING("("), infoTextConfig); - CLAY_TEXT(Clay__IntToString(sizing.size.percent * 100), infoTextConfig); - CLAY_TEXT(CLAY_STRING("%)"), infoTextConfig); - } -} - -void Clay__RenderDebugViewElementConfigHeader(Clay_String elementId, Clay__ElementConfigType type) { - Clay__DebugElementConfigTypeLabelConfig config = Clay__DebugGetElementConfigTypeLabel(type); - Clay_Color backgroundColor = config.color; - backgroundColor.a = 90; - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_GROW(0) }, .padding = CLAY_PADDING_ALL(CLAY__DEBUGVIEW_OUTER_PADDING), .childAlignment = { .y = CLAY_ALIGN_Y_CENTER } } }) { - CLAY_AUTO_ID({ .layout = { .padding = { 8, 8, 2, 2 } }, .backgroundColor = backgroundColor, .cornerRadius = CLAY_CORNER_RADIUS(4), .border = { .color = config.color, .width = { 1, 1, 1, 1, 0 } } }) { - CLAY_TEXT(config.label, CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_GROW(0) } } }) {} - CLAY_TEXT(elementId, CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE })); - } -} - -void Clay__RenderDebugViewColor(Clay_Color color, Clay_TextElementConfig *textConfig) { - CLAY_AUTO_ID({ .layout = { .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} } }) { - CLAY_TEXT(CLAY_STRING("{ r: "), textConfig); - CLAY_TEXT(Clay__IntToString(color.r), textConfig); - CLAY_TEXT(CLAY_STRING(", g: "), textConfig); - CLAY_TEXT(Clay__IntToString(color.g), textConfig); - CLAY_TEXT(CLAY_STRING(", b: "), textConfig); - CLAY_TEXT(Clay__IntToString(color.b), textConfig); - CLAY_TEXT(CLAY_STRING(", a: "), textConfig); - CLAY_TEXT(Clay__IntToString(color.a), textConfig); - CLAY_TEXT(CLAY_STRING(" }"), textConfig); - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_FIXED(10) } } }) {} - CLAY_AUTO_ID({ .layout = { .sizing = { CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 8), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 8)} }, .backgroundColor = color, .cornerRadius = CLAY_CORNER_RADIUS(4), .border = { .color = CLAY__DEBUGVIEW_COLOR_4, .width = { 1, 1, 1, 1, 0 } } }) {} - } -} - -void Clay__RenderDebugViewCornerRadius(Clay_CornerRadius cornerRadius, Clay_TextElementConfig *textConfig) { - CLAY_AUTO_ID({ .layout = { .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} } }) { - CLAY_TEXT(CLAY_STRING("{ topLeft: "), textConfig); - CLAY_TEXT(Clay__IntToString(cornerRadius.topLeft), textConfig); - CLAY_TEXT(CLAY_STRING(", topRight: "), textConfig); - CLAY_TEXT(Clay__IntToString(cornerRadius.topRight), textConfig); - CLAY_TEXT(CLAY_STRING(", bottomLeft: "), textConfig); - CLAY_TEXT(Clay__IntToString(cornerRadius.bottomLeft), textConfig); - CLAY_TEXT(CLAY_STRING(", bottomRight: "), textConfig); - CLAY_TEXT(Clay__IntToString(cornerRadius.bottomRight), textConfig); - CLAY_TEXT(CLAY_STRING(" }"), textConfig); - } -} - -void HandleDebugViewCloseButtonInteraction(Clay_ElementId elementId, Clay_PointerData pointerInfo, intptr_t userData) { - Clay_Context* context = Clay_GetCurrentContext(); - (void) elementId; (void) pointerInfo; (void) userData; - if (pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) { - context->debugModeEnabled = false; - } -} - -void Clay__RenderDebugView(void) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay_ElementId closeButtonId = Clay__HashString(CLAY_STRING("Clay__DebugViewTopHeaderCloseButtonOuter"), 0); - if (context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) { - for (int32_t i = 0; i < context->pointerOverIds.length; ++i) { - Clay_ElementId *elementId = Clay_ElementIdArray_Get(&context->pointerOverIds, i); - if (elementId->id == closeButtonId.id) { - context->debugModeEnabled = false; - return; - } - } - } - - uint32_t initialRootsLength = context->layoutElementTreeRoots.length; - uint32_t initialElementsLength = context->layoutElements.length; - Clay_TextElementConfig *infoTextConfig = CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE }); - Clay_TextElementConfig *infoTitleConfig = CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_3, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE }); - Clay_ElementId scrollId = Clay__HashString(CLAY_STRING("Clay__DebugViewOuterScrollPane"), 0); - float scrollYOffset = 0; - bool pointerInDebugView = context->pointerInfo.position.y < context->layoutDimensions.height - 300; - for (int32_t i = 0; i < context->scrollContainerDatas.length; ++i) { - Clay__ScrollContainerDataInternal *scrollContainerData = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (scrollContainerData->elementId == scrollId.id) { - if (!context->externalScrollHandlingEnabled) { - scrollYOffset = scrollContainerData->scrollPosition.y; - } else { - pointerInDebugView = context->pointerInfo.position.y + scrollContainerData->scrollPosition.y < context->layoutDimensions.height - 300; - } - break; - } - } - int32_t highlightedRow = pointerInDebugView - ? (int32_t)((context->pointerInfo.position.y - scrollYOffset) / (float)CLAY__DEBUGVIEW_ROW_HEIGHT) - 1 - : -1; - if (context->pointerInfo.position.x < context->layoutDimensions.width - (float)Clay__debugViewWidth) { - highlightedRow = -1; - } - Clay__RenderDebugLayoutData layoutData = CLAY__DEFAULT_STRUCT; - CLAY(CLAY_ID("Clay__DebugView"), { - .layout = { .sizing = { CLAY_SIZING_FIXED((float)Clay__debugViewWidth) , CLAY_SIZING_FIXED(context->layoutDimensions.height) }, .layoutDirection = CLAY_TOP_TO_BOTTOM }, - .floating = { .zIndex = 32765, .attachPoints = { .element = CLAY_ATTACH_POINT_LEFT_CENTER, .parent = CLAY_ATTACH_POINT_RIGHT_CENTER }, .attachTo = CLAY_ATTACH_TO_ROOT, .clipTo = CLAY_CLIP_TO_ATTACHED_PARENT }, - .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = { .bottom = 1 } } - }) { - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 0, 0 }, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} }, .backgroundColor = CLAY__DEBUGVIEW_COLOR_2 }) { - CLAY_TEXT(CLAY_STRING("Clay Debug Tools"), infoTextConfig); - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_GROW(0) } } }) {} - // Close button - CLAY_AUTO_ID({ - .layout = { .sizing = {CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 10), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT - 10)}, .childAlignment = {CLAY_ALIGN_X_CENTER, CLAY_ALIGN_Y_CENTER} }, - .backgroundColor = {217,91,67,80}, - .cornerRadius = CLAY_CORNER_RADIUS(4), - .border = { .color = { 217,91,67,255 }, .width = { 1, 1, 1, 1, 0 } }, - }) { - Clay_OnHover(HandleDebugViewCloseButtonInteraction, 0); - CLAY_TEXT(CLAY_STRING("x"), CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16 })); - } - } - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(1)} }, .backgroundColor = CLAY__DEBUGVIEW_COLOR_3 } ) {} - CLAY(scrollId, { .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }, .clip = { .horizontal = true, .vertical = true, .childOffset = Clay_GetScrollOffset() } }) { - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)}, .layoutDirection = CLAY_TOP_TO_BOTTOM }, .backgroundColor = ((initialElementsLength + initialRootsLength) & 1) == 0 ? CLAY__DEBUGVIEW_COLOR_2 : CLAY__DEBUGVIEW_COLOR_1 }) { - Clay_ElementId panelContentsId = Clay__HashString(CLAY_STRING("Clay__DebugViewPaneOuter"), 0); - // Element list - CLAY(panelContentsId, { .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)} }, .floating = { .zIndex = 32766, .pointerCaptureMode = CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH, .attachTo = CLAY_ATTACH_TO_PARENT, .clipTo = CLAY_CLIP_TO_ATTACHED_PARENT } }) { - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_GROW(0)}, .padding = { CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 0, 0 }, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - layoutData = Clay__RenderDebugLayoutElementsList((int32_t)initialRootsLength, highlightedRow); - } - } - float contentWidth = Clay__GetHashMapItem(panelContentsId.id)->layoutElement->dimensions.width; - CLAY_AUTO_ID({ .layout = { .sizing = {.width = CLAY_SIZING_FIXED(contentWidth) }, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) {} - for (int32_t i = 0; i < layoutData.rowCount; i++) { - Clay_Color rowColor = (i & 1) == 0 ? CLAY__DEBUGVIEW_COLOR_2 : CLAY__DEBUGVIEW_COLOR_1; - if (i == layoutData.selectedElementRowIndex) { - rowColor = CLAY__DEBUGVIEW_COLOR_SELECTED_ROW; - } - if (i == highlightedRow) { - rowColor.r *= 1.25f; - rowColor.g *= 1.25f; - rowColor.b *= 1.25f; - } - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .layoutDirection = CLAY_TOP_TO_BOTTOM }, .backgroundColor = rowColor } ) {} - } - } - } - CLAY_AUTO_ID({ .layout = { .sizing = {.width = CLAY_SIZING_GROW(0), .height = CLAY_SIZING_FIXED(1)} }, .backgroundColor = CLAY__DEBUGVIEW_COLOR_3 }) {} - if (context->debugSelectedElementId != 0) { - Clay_LayoutElementHashMapItem *selectedItem = Clay__GetHashMapItem(context->debugSelectedElementId); - CLAY_AUTO_ID({ - .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(300)}, .layoutDirection = CLAY_TOP_TO_BOTTOM }, - .backgroundColor = CLAY__DEBUGVIEW_COLOR_2 , - .clip = { .vertical = true, .childOffset = Clay_GetScrollOffset() }, - .border = { .color = CLAY__DEBUGVIEW_COLOR_3, .width = { .betweenChildren = 1 } } - }) { - CLAY_AUTO_ID({ .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT + 8)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 0, 0 }, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} } }) { - CLAY_TEXT(CLAY_STRING("Layout Config"), infoTextConfig); - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_GROW(0) } } }) {} - if (selectedItem->elementId.stringId.length != 0) { - CLAY_TEXT(selectedItem->elementId.stringId, infoTitleConfig); - if (selectedItem->elementId.offset != 0) { - CLAY_TEXT(CLAY_STRING(" ("), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(selectedItem->elementId.offset), infoTitleConfig); - CLAY_TEXT(CLAY_STRING(")"), infoTitleConfig); - } - } - } - Clay_Padding attributeConfigPadding = {CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 8, 8}; - // Clay_LayoutConfig debug info - CLAY_AUTO_ID({ .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - // .boundingBox - CLAY_TEXT(CLAY_STRING("Bounding Box"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ x: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(selectedItem->boundingBox.x), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", y: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(selectedItem->boundingBox.y), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", width: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(selectedItem->boundingBox.width), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", height: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(selectedItem->boundingBox.height), infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .layoutDirection - CLAY_TEXT(CLAY_STRING("Layout Direction"), infoTitleConfig); - Clay_LayoutConfig *layoutConfig = selectedItem->layoutElement->layoutConfig; - CLAY_TEXT(layoutConfig->layoutDirection == CLAY_TOP_TO_BOTTOM ? CLAY_STRING("TOP_TO_BOTTOM") : CLAY_STRING("LEFT_TO_RIGHT"), infoTextConfig); - // .sizing - CLAY_TEXT(CLAY_STRING("Sizing"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("width: "), infoTextConfig); - Clay__RenderDebugLayoutSizing(layoutConfig->sizing.width, infoTextConfig); - } - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("height: "), infoTextConfig); - Clay__RenderDebugLayoutSizing(layoutConfig->sizing.height, infoTextConfig); - } - // .padding - CLAY_TEXT(CLAY_STRING("Padding"), infoTitleConfig); - CLAY(CLAY_ID("Clay__DebugViewElementInfoPadding"), { }) { - CLAY_TEXT(CLAY_STRING("{ left: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(layoutConfig->padding.left), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", right: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(layoutConfig->padding.right), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", top: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(layoutConfig->padding.top), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", bottom: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(layoutConfig->padding.bottom), infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .childGap - CLAY_TEXT(CLAY_STRING("Child Gap"), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(layoutConfig->childGap), infoTextConfig); - // .childAlignment - CLAY_TEXT(CLAY_STRING("Child Alignment"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ x: "), infoTextConfig); - Clay_String alignX = CLAY_STRING("LEFT"); - if (layoutConfig->childAlignment.x == CLAY_ALIGN_X_CENTER) { - alignX = CLAY_STRING("CENTER"); - } else if (layoutConfig->childAlignment.x == CLAY_ALIGN_X_RIGHT) { - alignX = CLAY_STRING("RIGHT"); - } - CLAY_TEXT(alignX, infoTextConfig); - CLAY_TEXT(CLAY_STRING(", y: "), infoTextConfig); - Clay_String alignY = CLAY_STRING("TOP"); - if (layoutConfig->childAlignment.y == CLAY_ALIGN_Y_CENTER) { - alignY = CLAY_STRING("CENTER"); - } else if (layoutConfig->childAlignment.y == CLAY_ALIGN_Y_BOTTOM) { - alignY = CLAY_STRING("BOTTOM"); - } - CLAY_TEXT(alignY, infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - } - for (int32_t elementConfigIndex = 0; elementConfigIndex < selectedItem->layoutElement->elementConfigs.length; ++elementConfigIndex) { - Clay_ElementConfig *elementConfig = Clay__ElementConfigArraySlice_Get(&selectedItem->layoutElement->elementConfigs, elementConfigIndex); - Clay__RenderDebugViewElementConfigHeader(selectedItem->elementId.stringId, elementConfig->type); - switch (elementConfig->type) { - case CLAY__ELEMENT_CONFIG_TYPE_SHARED: { - Clay_SharedElementConfig *sharedConfig = elementConfig->config.sharedElementConfig; - CLAY_AUTO_ID({ .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM }}) { - // .backgroundColor - CLAY_TEXT(CLAY_STRING("Background Color"), infoTitleConfig); - Clay__RenderDebugViewColor(sharedConfig->backgroundColor, infoTextConfig); - // .cornerRadius - CLAY_TEXT(CLAY_STRING("Corner Radius"), infoTitleConfig); - Clay__RenderDebugViewCornerRadius(sharedConfig->cornerRadius, infoTextConfig); - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_TEXT: { - Clay_TextElementConfig *textConfig = elementConfig->config.textElementConfig; - CLAY_AUTO_ID({ .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - // .fontSize - CLAY_TEXT(CLAY_STRING("Font Size"), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(textConfig->fontSize), infoTextConfig); - // .fontId - CLAY_TEXT(CLAY_STRING("Font ID"), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(textConfig->fontId), infoTextConfig); - // .lineHeight - CLAY_TEXT(CLAY_STRING("Line Height"), infoTitleConfig); - CLAY_TEXT(textConfig->lineHeight == 0 ? CLAY_STRING("auto") : Clay__IntToString(textConfig->lineHeight), infoTextConfig); - // .letterSpacing - CLAY_TEXT(CLAY_STRING("Letter Spacing"), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(textConfig->letterSpacing), infoTextConfig); - // .wrapMode - CLAY_TEXT(CLAY_STRING("Wrap Mode"), infoTitleConfig); - Clay_String wrapMode = CLAY_STRING("WORDS"); - if (textConfig->wrapMode == CLAY_TEXT_WRAP_NONE) { - wrapMode = CLAY_STRING("NONE"); - } else if (textConfig->wrapMode == CLAY_TEXT_WRAP_NEWLINES) { - wrapMode = CLAY_STRING("NEWLINES"); - } - CLAY_TEXT(wrapMode, infoTextConfig); - // .textAlignment - CLAY_TEXT(CLAY_STRING("Text Alignment"), infoTitleConfig); - Clay_String textAlignment = CLAY_STRING("LEFT"); - if (textConfig->textAlignment == CLAY_TEXT_ALIGN_CENTER) { - textAlignment = CLAY_STRING("CENTER"); - } else if (textConfig->textAlignment == CLAY_TEXT_ALIGN_RIGHT) { - textAlignment = CLAY_STRING("RIGHT"); - } - CLAY_TEXT(textAlignment, infoTextConfig); - // .textColor - CLAY_TEXT(CLAY_STRING("Text Color"), infoTitleConfig); - Clay__RenderDebugViewColor(textConfig->textColor, infoTextConfig); - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_ASPECT: { - Clay_AspectRatioElementConfig *aspectRatioConfig = elementConfig->config.aspectRatioElementConfig; - CLAY(CLAY_ID("Clay__DebugViewElementInfoAspectRatioBody"), { .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - CLAY_TEXT(CLAY_STRING("Aspect Ratio"), infoTitleConfig); - // Aspect Ratio - CLAY(CLAY_ID("Clay__DebugViewElementInfoAspectRatio"), { }) { - CLAY_TEXT(Clay__IntToString(aspectRatioConfig->aspectRatio), infoTextConfig); - CLAY_TEXT(CLAY_STRING("."), infoTextConfig); - float frac = aspectRatioConfig->aspectRatio - (int)(aspectRatioConfig->aspectRatio); - frac *= 100; - if ((int)frac < 10) { - CLAY_TEXT(CLAY_STRING("0"), infoTextConfig); - } - CLAY_TEXT(Clay__IntToString(frac), infoTextConfig); - } - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_IMAGE: { - Clay_ImageElementConfig *imageConfig = elementConfig->config.imageElementConfig; - Clay_AspectRatioElementConfig aspectConfig = { 1 }; - if (Clay__ElementHasConfig(selectedItem->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_ASPECT)) { - aspectConfig = *Clay__FindElementConfigWithType(selectedItem->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_ASPECT).aspectRatioElementConfig; - } - CLAY(CLAY_ID("Clay__DebugViewElementInfoImageBody"), { .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - // Image Preview - CLAY_TEXT(CLAY_STRING("Preview"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .sizing = { .width = CLAY_SIZING_GROW(64, 128), .height = CLAY_SIZING_GROW(64, 128) }}, .aspectRatio = aspectConfig, .image = *imageConfig }) {} - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_CLIP: { - Clay_ClipElementConfig *clipConfig = elementConfig->config.clipElementConfig; - CLAY_AUTO_ID({ .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - // .vertical - CLAY_TEXT(CLAY_STRING("Vertical"), infoTitleConfig); - CLAY_TEXT(clipConfig->vertical ? CLAY_STRING("true") : CLAY_STRING("false") , infoTextConfig); - // .horizontal - CLAY_TEXT(CLAY_STRING("Horizontal"), infoTitleConfig); - CLAY_TEXT(clipConfig->horizontal ? CLAY_STRING("true") : CLAY_STRING("false") , infoTextConfig); - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_FLOATING: { - Clay_FloatingElementConfig *floatingConfig = elementConfig->config.floatingElementConfig; - CLAY_AUTO_ID({ .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - // .offset - CLAY_TEXT(CLAY_STRING("Offset"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ x: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(floatingConfig->offset.x), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", y: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(floatingConfig->offset.y), infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .expand - CLAY_TEXT(CLAY_STRING("Expand"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ width: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(floatingConfig->expand.width), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", height: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(floatingConfig->expand.height), infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .zIndex - CLAY_TEXT(CLAY_STRING("z-index"), infoTitleConfig); - CLAY_TEXT(Clay__IntToString(floatingConfig->zIndex), infoTextConfig); - // .parentId - CLAY_TEXT(CLAY_STRING("Parent"), infoTitleConfig); - Clay_LayoutElementHashMapItem *hashItem = Clay__GetHashMapItem(floatingConfig->parentId); - CLAY_TEXT(hashItem->elementId.stringId, infoTextConfig); - // .attachPoints - CLAY_TEXT(CLAY_STRING("Attach Points"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ element: "), infoTextConfig); - Clay_String attachPointElement = CLAY_STRING("LEFT_TOP"); - if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_LEFT_CENTER) { - attachPointElement = CLAY_STRING("LEFT_CENTER"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_LEFT_BOTTOM) { - attachPointElement = CLAY_STRING("LEFT_BOTTOM"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_CENTER_TOP) { - attachPointElement = CLAY_STRING("CENTER_TOP"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_CENTER_CENTER) { - attachPointElement = CLAY_STRING("CENTER_CENTER"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_CENTER_BOTTOM) { - attachPointElement = CLAY_STRING("CENTER_BOTTOM"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_RIGHT_TOP) { - attachPointElement = CLAY_STRING("RIGHT_TOP"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_RIGHT_CENTER) { - attachPointElement = CLAY_STRING("RIGHT_CENTER"); - } else if (floatingConfig->attachPoints.element == CLAY_ATTACH_POINT_RIGHT_BOTTOM) { - attachPointElement = CLAY_STRING("RIGHT_BOTTOM"); - } - CLAY_TEXT(attachPointElement, infoTextConfig); - Clay_String attachPointParent = CLAY_STRING("LEFT_TOP"); - if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_LEFT_CENTER) { - attachPointParent = CLAY_STRING("LEFT_CENTER"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_LEFT_BOTTOM) { - attachPointParent = CLAY_STRING("LEFT_BOTTOM"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_CENTER_TOP) { - attachPointParent = CLAY_STRING("CENTER_TOP"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_CENTER_CENTER) { - attachPointParent = CLAY_STRING("CENTER_CENTER"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_CENTER_BOTTOM) { - attachPointParent = CLAY_STRING("CENTER_BOTTOM"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_RIGHT_TOP) { - attachPointParent = CLAY_STRING("RIGHT_TOP"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_RIGHT_CENTER) { - attachPointParent = CLAY_STRING("RIGHT_CENTER"); - } else if (floatingConfig->attachPoints.parent == CLAY_ATTACH_POINT_RIGHT_BOTTOM) { - attachPointParent = CLAY_STRING("RIGHT_BOTTOM"); - } - CLAY_TEXT(CLAY_STRING(", parent: "), infoTextConfig); - CLAY_TEXT(attachPointParent, infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .pointerCaptureMode - CLAY_TEXT(CLAY_STRING("Pointer Capture Mode"), infoTitleConfig); - Clay_String pointerCaptureMode = CLAY_STRING("NONE"); - if (floatingConfig->pointerCaptureMode == CLAY_POINTER_CAPTURE_MODE_PASSTHROUGH) { - pointerCaptureMode = CLAY_STRING("PASSTHROUGH"); - } - CLAY_TEXT(pointerCaptureMode, infoTextConfig); - // .attachTo - CLAY_TEXT(CLAY_STRING("Attach To"), infoTitleConfig); - Clay_String attachTo = CLAY_STRING("NONE"); - if (floatingConfig->attachTo == CLAY_ATTACH_TO_PARENT) { - attachTo = CLAY_STRING("PARENT"); - } else if (floatingConfig->attachTo == CLAY_ATTACH_TO_ELEMENT_WITH_ID) { - attachTo = CLAY_STRING("ELEMENT_WITH_ID"); - } else if (floatingConfig->attachTo == CLAY_ATTACH_TO_ROOT) { - attachTo = CLAY_STRING("ROOT"); - } - CLAY_TEXT(attachTo, infoTextConfig); - // .clipTo - CLAY_TEXT(CLAY_STRING("Clip To"), infoTitleConfig); - Clay_String clipTo = CLAY_STRING("ATTACHED_PARENT"); - if (floatingConfig->clipTo == CLAY_CLIP_TO_NONE) { - clipTo = CLAY_STRING("NONE"); - } - CLAY_TEXT(clipTo, infoTextConfig); - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_BORDER: { - Clay_BorderElementConfig *borderConfig = elementConfig->config.borderElementConfig; - CLAY(CLAY_ID("Clay__DebugViewElementInfoBorderBody"), { .layout = { .padding = attributeConfigPadding, .childGap = 8, .layoutDirection = CLAY_TOP_TO_BOTTOM } }) { - CLAY_TEXT(CLAY_STRING("Border Widths"), infoTitleConfig); - CLAY_AUTO_ID({ .layout = { .layoutDirection = CLAY_LEFT_TO_RIGHT } }) { - CLAY_TEXT(CLAY_STRING("{ left: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(borderConfig->width.left), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", right: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(borderConfig->width.right), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", top: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(borderConfig->width.top), infoTextConfig); - CLAY_TEXT(CLAY_STRING(", bottom: "), infoTextConfig); - CLAY_TEXT(Clay__IntToString(borderConfig->width.bottom), infoTextConfig); - CLAY_TEXT(CLAY_STRING(" }"), infoTextConfig); - } - // .textColor - CLAY_TEXT(CLAY_STRING("Border Color"), infoTitleConfig); - Clay__RenderDebugViewColor(borderConfig->color, infoTextConfig); - } - break; - } - case CLAY__ELEMENT_CONFIG_TYPE_CUSTOM: - default: break; - } - } - } - } else { - CLAY(CLAY_ID("Clay__DebugViewWarningsScrollPane"), { .layout = { .sizing = {CLAY_SIZING_GROW(0), CLAY_SIZING_FIXED(300)}, .childGap = 6, .layoutDirection = CLAY_TOP_TO_BOTTOM }, .backgroundColor = CLAY__DEBUGVIEW_COLOR_2, .clip = { .horizontal = true, .vertical = true, .childOffset = Clay_GetScrollOffset() } }) { - Clay_TextElementConfig *warningConfig = CLAY_TEXT_CONFIG({ .textColor = CLAY__DEBUGVIEW_COLOR_4, .fontSize = 16, .wrapMode = CLAY_TEXT_WRAP_NONE }); - CLAY(CLAY_ID("Clay__DebugViewWarningItemHeader"), { .layout = { .sizing = {.height = CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 0, 0 }, .childGap = 8, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} } }) { - CLAY_TEXT(CLAY_STRING("Warnings"), warningConfig); - } - CLAY(CLAY_ID("Clay__DebugViewWarningsTopBorder"), { .layout = { .sizing = { .width = CLAY_SIZING_GROW(0), .height = CLAY_SIZING_FIXED(1)} }, .backgroundColor = {200, 200, 200, 255} }) {} - int32_t previousWarningsLength = context->warnings.length; - for (int32_t i = 0; i < previousWarningsLength; i++) { - Clay__Warning warning = context->warnings.internalArray[i]; - CLAY(CLAY_IDI("Clay__DebugViewWarningItem", i), { .layout = { .sizing = {.height = CLAY_SIZING_FIXED(CLAY__DEBUGVIEW_ROW_HEIGHT)}, .padding = {CLAY__DEBUGVIEW_OUTER_PADDING, CLAY__DEBUGVIEW_OUTER_PADDING, 0, 0 }, .childGap = 8, .childAlignment = {.y = CLAY_ALIGN_Y_CENTER} } }) { - CLAY_TEXT(warning.baseMessage, warningConfig); - if (warning.dynamicMessage.length > 0) { - CLAY_TEXT(warning.dynamicMessage, warningConfig); - } - } - } - } - } - } -} -#pragma endregion - -uint32_t Clay__debugViewWidth = 400; -Clay_Color Clay__debugViewHighlightColor = { 168, 66, 28, 100 }; - -Clay__WarningArray Clay__WarningArray_Allocate_Arena(int32_t capacity, Clay_Arena *arena) { - size_t totalSizeBytes = capacity * sizeof(Clay_String); - Clay__WarningArray array = {.capacity = capacity, .length = 0}; - uintptr_t nextAllocOffset = arena->nextAllocation + (64 - (arena->nextAllocation % 64)); - if (nextAllocOffset + totalSizeBytes <= arena->capacity) { - array.internalArray = (Clay__Warning*)((uintptr_t)arena->memory + (uintptr_t)nextAllocOffset); - arena->nextAllocation = nextAllocOffset + totalSizeBytes; - } - else { - Clay__currentContext->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_ARENA_CAPACITY_EXCEEDED, - .errorText = CLAY_STRING("Clay attempted to allocate memory in its arena, but ran out of capacity. Try increasing the capacity of the arena passed to Clay_Initialize()"), - .userData = Clay__currentContext->errorHandler.userData }); - } - return array; -} - -Clay__Warning *Clay__WarningArray_Add(Clay__WarningArray *array, Clay__Warning item) -{ - if (array->length < array->capacity) { - array->internalArray[array->length++] = item; - return &array->internalArray[array->length - 1]; - } - return &CLAY__WARNING_DEFAULT; -} - -void* Clay__Array_Allocate_Arena(int32_t capacity, uint32_t itemSize, Clay_Arena *arena) -{ - size_t totalSizeBytes = capacity * itemSize; - uintptr_t nextAllocOffset = arena->nextAllocation + ((64 - (arena->nextAllocation % 64)) & 63); - if (nextAllocOffset + totalSizeBytes <= arena->capacity) { - arena->nextAllocation = nextAllocOffset + totalSizeBytes; - return (void*)((uintptr_t)arena->memory + (uintptr_t)nextAllocOffset); - } - else { - Clay__currentContext->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_ARENA_CAPACITY_EXCEEDED, - .errorText = CLAY_STRING("Clay attempted to allocate memory in its arena, but ran out of capacity. Try increasing the capacity of the arena passed to Clay_Initialize()"), - .userData = Clay__currentContext->errorHandler.userData }); - } - return CLAY__NULL; -} - -bool Clay__Array_RangeCheck(int32_t index, int32_t length) -{ - if (index < length && index >= 0) { - return true; - } - Clay_Context* context = Clay_GetCurrentContext(); - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_INTERNAL_ERROR, - .errorText = CLAY_STRING("Clay attempted to make an out of bounds array access. This is an internal error and is likely a bug."), - .userData = context->errorHandler.userData }); - return false; -} - -bool Clay__Array_AddCapacityCheck(int32_t length, int32_t capacity) -{ - if (length < capacity) { - return true; - } - Clay_Context* context = Clay_GetCurrentContext(); - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_INTERNAL_ERROR, - .errorText = CLAY_STRING("Clay attempted to make an out of bounds array access. This is an internal error and is likely a bug."), - .userData = context->errorHandler.userData }); - return false; -} - -// PUBLIC API FROM HERE --------------------------------------- - -CLAY_WASM_EXPORT("Clay_MinMemorySize") -uint32_t Clay_MinMemorySize(void) { - Clay_Context fakeContext = { - .maxElementCount = Clay__defaultMaxElementCount, - .maxMeasureTextCacheWordCount = Clay__defaultMaxMeasureTextWordCacheCount, - .internalArena = { - .capacity = SIZE_MAX, - .memory = NULL, - } - }; - Clay_Context* currentContext = Clay_GetCurrentContext(); - if (currentContext) { - fakeContext.maxElementCount = currentContext->maxElementCount; - fakeContext.maxMeasureTextCacheWordCount = currentContext->maxMeasureTextCacheWordCount; - } - // Reserve space in the arena for the context, important for calculating min memory size correctly - Clay__Context_Allocate_Arena(&fakeContext.internalArena); - Clay__InitializePersistentMemory(&fakeContext); - Clay__InitializeEphemeralMemory(&fakeContext); - return (uint32_t)fakeContext.internalArena.nextAllocation + 128; -} - -CLAY_WASM_EXPORT("Clay_CreateArenaWithCapacityAndMemory") -Clay_Arena Clay_CreateArenaWithCapacityAndMemory(size_t capacity, void *memory) { - Clay_Arena arena = { - .capacity = capacity, - .memory = (char *)memory - }; - return arena; -} - -#ifndef CLAY_WASM -void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_StringSlice text, Clay_TextElementConfig *config, void *userData), void *userData) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__MeasureText = measureTextFunction; - context->measureTextUserData = userData; -} -void Clay_SetQueryScrollOffsetFunction(Clay_Vector2 (*queryScrollOffsetFunction)(uint32_t elementId, void *userData), void *userData) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__QueryScrollOffset = queryScrollOffsetFunction; - context->queryScrollOffsetUserData = userData; -} -#endif - -CLAY_WASM_EXPORT("Clay_SetLayoutDimensions") -void Clay_SetLayoutDimensions(Clay_Dimensions dimensions) { - Clay_GetCurrentContext()->layoutDimensions = dimensions; -} - -CLAY_WASM_EXPORT("Clay_SetPointerState") -void Clay_SetPointerState(Clay_Vector2 position, bool isPointerDown) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return; - } - - context->pointerInfo.position = position; - context->pointerOverIds.length = 0; - - if (isPointerDown) { - if (context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME) { - context->pointerInfo.state = CLAY_POINTER_DATA_PRESSED; - } else if (context->pointerInfo.state != CLAY_POINTER_DATA_PRESSED) { - context->pointerInfo.state = CLAY_POINTER_DATA_PRESSED_THIS_FRAME; - } - } else { - if (context->pointerInfo.state == CLAY_POINTER_DATA_RELEASED_THIS_FRAME) { - context->pointerInfo.state = CLAY_POINTER_DATA_RELEASED; - } else if (context->pointerInfo.state != CLAY_POINTER_DATA_RELEASED) { - context->pointerInfo.state = CLAY_POINTER_DATA_RELEASED_THIS_FRAME; - } - } - - Clay__int32_tArray dfsBuffer = context->layoutElementChildrenBuffer; - for (int32_t rootIndex = context->layoutElementTreeRoots.length - 1; rootIndex >= 0; --rootIndex) { - dfsBuffer.length = 0; - Clay__LayoutElementTreeRoot *root = Clay__LayoutElementTreeRootArray_Get(&context->layoutElementTreeRoots, rootIndex); - Clay__int32_tArray_Add(&dfsBuffer, (int32_t)root->layoutElementIndex); - context->treeNodeVisited.internalArray[0] = false; - bool found = false; - while (dfsBuffer.length > 0) { - if (context->treeNodeVisited.internalArray[dfsBuffer.length - 1]) { - dfsBuffer.length--; - continue; - } - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = true; - Clay_LayoutElement *currentElement = Clay_LayoutElementArray_Get(&context->layoutElements, Clay__int32_tArray_GetValue(&dfsBuffer, (int)dfsBuffer.length - 1)); - Clay_LayoutElementHashMapItem *mapItem = Clay__GetHashMapItem(currentElement->id); // TODO think of a way around this, maybe the fact that it's essentially a binary tree limits the cost, but the worst case is not great - int32_t clipElementId = Clay__int32_tArray_GetValue(&context->layoutElementClipElementIds, (int32_t)(currentElement - context->layoutElements.internalArray)); - Clay_LayoutElementHashMapItem *clipItem = Clay__GetHashMapItem(clipElementId); - if (mapItem) { - Clay_BoundingBox elementBox = mapItem->boundingBox; - elementBox.x -= root->pointerOffset.x; - elementBox.y -= root->pointerOffset.y; - if ((Clay__PointIsInsideRect(position, elementBox)) && (clipElementId == 0 || (Clay__PointIsInsideRect(position, clipItem->boundingBox)) || context->externalScrollHandlingEnabled)) { - if (mapItem->onHoverFunction) { - mapItem->onHoverFunction(mapItem->elementId, context->pointerInfo, mapItem->hoverFunctionUserData); - } - Clay_ElementIdArray_Add(&context->pointerOverIds, mapItem->elementId); - found = true; - } - if (Clay__ElementHasConfig(currentElement, CLAY__ELEMENT_CONFIG_TYPE_TEXT)) { - dfsBuffer.length--; - continue; - } - for (int32_t i = currentElement->childrenOrTextContent.children.length - 1; i >= 0; --i) { - Clay__int32_tArray_Add(&dfsBuffer, currentElement->childrenOrTextContent.children.elements[i]); - context->treeNodeVisited.internalArray[dfsBuffer.length - 1] = false; // TODO needs to be ranged checked - } - } else { - dfsBuffer.length--; - } - } - - Clay_LayoutElement *rootElement = Clay_LayoutElementArray_Get(&context->layoutElements, root->layoutElementIndex); - if (found && Clay__ElementHasConfig(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING) && - Clay__FindElementConfigWithType(rootElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING).floatingElementConfig->pointerCaptureMode == CLAY_POINTER_CAPTURE_MODE_CAPTURE) { - break; - } - } -} - -CLAY_WASM_EXPORT("Clay_Initialize") -Clay_Context* Clay_Initialize(Clay_Arena arena, Clay_Dimensions layoutDimensions, Clay_ErrorHandler errorHandler) { - // Cacheline align memory passed in - uintptr_t baseOffset = 64 - ((uintptr_t)arena.memory % 64); - baseOffset = baseOffset == 64 ? 0 : baseOffset; - arena.memory += baseOffset; - Clay_Context *context = Clay__Context_Allocate_Arena(&arena); - if (context == NULL) return NULL; - // DEFAULTS - Clay_Context *oldContext = Clay_GetCurrentContext(); - *context = CLAY__INIT(Clay_Context) { - .maxElementCount = oldContext ? oldContext->maxElementCount : Clay__defaultMaxElementCount, - .maxMeasureTextCacheWordCount = oldContext ? oldContext->maxMeasureTextCacheWordCount : Clay__defaultMaxMeasureTextWordCacheCount, - .errorHandler = errorHandler.errorHandlerFunction ? errorHandler : CLAY__INIT(Clay_ErrorHandler) { Clay__ErrorHandlerFunctionDefault, 0 }, - .layoutDimensions = layoutDimensions, - .internalArena = arena, - }; - Clay_SetCurrentContext(context); - Clay__InitializePersistentMemory(context); - Clay__InitializeEphemeralMemory(context); - for (int32_t i = 0; i < context->layoutElementsHashMap.capacity; ++i) { - context->layoutElementsHashMap.internalArray[i] = -1; - } - for (int32_t i = 0; i < context->measureTextHashMap.capacity; ++i) { - context->measureTextHashMap.internalArray[i] = 0; - } - context->measureTextHashMapInternal.length = 1; // Reserve the 0 value to mean "no next element" - context->layoutDimensions = layoutDimensions; - return context; -} - -CLAY_WASM_EXPORT("Clay_GetCurrentContext") -Clay_Context* Clay_GetCurrentContext(void) { - return Clay__currentContext; -} - -CLAY_WASM_EXPORT("Clay_SetCurrentContext") -void Clay_SetCurrentContext(Clay_Context* context) { - Clay__currentContext = context; -} - -CLAY_WASM_EXPORT("Clay_GetScrollOffset") -Clay_Vector2 Clay_GetScrollOffset(void) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return CLAY__INIT(Clay_Vector2) CLAY__DEFAULT_STRUCT; - } - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - // If the element has no id attached at this point, we need to generate one - if (openLayoutElement->id == 0) { - Clay__GenerateIdForAnonymousElement(openLayoutElement); - } - for (int32_t i = 0; i < context->scrollContainerDatas.length; i++) { - Clay__ScrollContainerDataInternal *mapping = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (mapping->layoutElement == openLayoutElement) { - return mapping->scrollPosition; - } - } - return CLAY__INIT(Clay_Vector2) CLAY__DEFAULT_STRUCT; -} - -CLAY_WASM_EXPORT("Clay_UpdateScrollContainers") -void Clay_UpdateScrollContainers(bool enableDragScrolling, Clay_Vector2 scrollDelta, float deltaTime) { - Clay_Context* context = Clay_GetCurrentContext(); - bool isPointerActive = enableDragScrolling && (context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED || context->pointerInfo.state == CLAY_POINTER_DATA_PRESSED_THIS_FRAME); - // Don't apply scroll events to ancestors of the inner element - int32_t highestPriorityElementIndex = -1; - Clay__ScrollContainerDataInternal *highestPriorityScrollData = CLAY__NULL; - for (int32_t i = 0; i < context->scrollContainerDatas.length; i++) { - Clay__ScrollContainerDataInternal *scrollData = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (!scrollData->openThisFrame) { - Clay__ScrollContainerDataInternalArray_RemoveSwapback(&context->scrollContainerDatas, i); - continue; - } - scrollData->openThisFrame = false; - Clay_LayoutElementHashMapItem *hashMapItem = Clay__GetHashMapItem(scrollData->elementId); - // Element isn't rendered this frame but scroll offset has been retained - if (!hashMapItem) { - Clay__ScrollContainerDataInternalArray_RemoveSwapback(&context->scrollContainerDatas, i); - continue; - } - - // Touch / click is released - if (!isPointerActive && scrollData->pointerScrollActive) { - float xDiff = scrollData->scrollPosition.x - scrollData->scrollOrigin.x; - if (xDiff < -10 || xDiff > 10) { - scrollData->scrollMomentum.x = (scrollData->scrollPosition.x - scrollData->scrollOrigin.x) / (scrollData->momentumTime * 25); - } - float yDiff = scrollData->scrollPosition.y - scrollData->scrollOrigin.y; - if (yDiff < -10 || yDiff > 10) { - scrollData->scrollMomentum.y = (scrollData->scrollPosition.y - scrollData->scrollOrigin.y) / (scrollData->momentumTime * 25); - } - scrollData->pointerScrollActive = false; - - scrollData->pointerOrigin = CLAY__INIT(Clay_Vector2){0,0}; - scrollData->scrollOrigin = CLAY__INIT(Clay_Vector2){0,0}; - scrollData->momentumTime = 0; - } - - // Apply existing momentum - scrollData->scrollPosition.x += scrollData->scrollMomentum.x; - scrollData->scrollMomentum.x *= 0.95f; - bool scrollOccurred = scrollDelta.x != 0 || scrollDelta.y != 0; - if ((scrollData->scrollMomentum.x > -0.1f && scrollData->scrollMomentum.x < 0.1f) || scrollOccurred) { - scrollData->scrollMomentum.x = 0; - } - scrollData->scrollPosition.x = CLAY__MIN(CLAY__MAX(scrollData->scrollPosition.x, -(CLAY__MAX(scrollData->contentSize.width - scrollData->layoutElement->dimensions.width, 0))), 0); - - scrollData->scrollPosition.y += scrollData->scrollMomentum.y; - scrollData->scrollMomentum.y *= 0.95f; - if ((scrollData->scrollMomentum.y > -0.1f && scrollData->scrollMomentum.y < 0.1f) || scrollOccurred) { - scrollData->scrollMomentum.y = 0; - } - scrollData->scrollPosition.y = CLAY__MIN(CLAY__MAX(scrollData->scrollPosition.y, -(CLAY__MAX(scrollData->contentSize.height - scrollData->layoutElement->dimensions.height, 0))), 0); - - for (int32_t j = 0; j < context->pointerOverIds.length; ++j) { // TODO n & m are small here but this being n*m gives me the creeps - if (scrollData->layoutElement->id == Clay_ElementIdArray_Get(&context->pointerOverIds, j)->id) { - highestPriorityElementIndex = j; - highestPriorityScrollData = scrollData; - } - } - } - - if (highestPriorityElementIndex > -1 && highestPriorityScrollData) { - Clay_LayoutElement *scrollElement = highestPriorityScrollData->layoutElement; - Clay_ClipElementConfig *clipConfig = Clay__FindElementConfigWithType(scrollElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - bool canScrollVertically = clipConfig->vertical && highestPriorityScrollData->contentSize.height > scrollElement->dimensions.height; - bool canScrollHorizontally = clipConfig->horizontal && highestPriorityScrollData->contentSize.width > scrollElement->dimensions.width; - // Handle wheel scroll - if (canScrollVertically) { - highestPriorityScrollData->scrollPosition.y = highestPriorityScrollData->scrollPosition.y + scrollDelta.y * 10; - } - if (canScrollHorizontally) { - highestPriorityScrollData->scrollPosition.x = highestPriorityScrollData->scrollPosition.x + scrollDelta.x * 10; - } - // Handle click / touch scroll - if (isPointerActive) { - highestPriorityScrollData->scrollMomentum = CLAY__INIT(Clay_Vector2)CLAY__DEFAULT_STRUCT; - if (!highestPriorityScrollData->pointerScrollActive) { - highestPriorityScrollData->pointerOrigin = context->pointerInfo.position; - highestPriorityScrollData->scrollOrigin = highestPriorityScrollData->scrollPosition; - highestPriorityScrollData->pointerScrollActive = true; - } else { - float scrollDeltaX = 0, scrollDeltaY = 0; - if (canScrollHorizontally) { - float oldXScrollPosition = highestPriorityScrollData->scrollPosition.x; - highestPriorityScrollData->scrollPosition.x = highestPriorityScrollData->scrollOrigin.x + (context->pointerInfo.position.x - highestPriorityScrollData->pointerOrigin.x); - highestPriorityScrollData->scrollPosition.x = CLAY__MAX(CLAY__MIN(highestPriorityScrollData->scrollPosition.x, 0), -(highestPriorityScrollData->contentSize.width - highestPriorityScrollData->boundingBox.width)); - scrollDeltaX = highestPriorityScrollData->scrollPosition.x - oldXScrollPosition; - } - if (canScrollVertically) { - float oldYScrollPosition = highestPriorityScrollData->scrollPosition.y; - highestPriorityScrollData->scrollPosition.y = highestPriorityScrollData->scrollOrigin.y + (context->pointerInfo.position.y - highestPriorityScrollData->pointerOrigin.y); - highestPriorityScrollData->scrollPosition.y = CLAY__MAX(CLAY__MIN(highestPriorityScrollData->scrollPosition.y, 0), -(highestPriorityScrollData->contentSize.height - highestPriorityScrollData->boundingBox.height)); - scrollDeltaY = highestPriorityScrollData->scrollPosition.y - oldYScrollPosition; - } - if (scrollDeltaX > -0.1f && scrollDeltaX < 0.1f && scrollDeltaY > -0.1f && scrollDeltaY < 0.1f && highestPriorityScrollData->momentumTime > 0.15f) { - highestPriorityScrollData->momentumTime = 0; - highestPriorityScrollData->pointerOrigin = context->pointerInfo.position; - highestPriorityScrollData->scrollOrigin = highestPriorityScrollData->scrollPosition; - } else { - highestPriorityScrollData->momentumTime += deltaTime; - } - } - } - // Clamp any changes to scroll position to the maximum size of the contents - if (canScrollVertically) { - highestPriorityScrollData->scrollPosition.y = CLAY__MAX(CLAY__MIN(highestPriorityScrollData->scrollPosition.y, 0), -(highestPriorityScrollData->contentSize.height - scrollElement->dimensions.height)); - } - if (canScrollHorizontally) { - highestPriorityScrollData->scrollPosition.x = CLAY__MAX(CLAY__MIN(highestPriorityScrollData->scrollPosition.x, 0), -(highestPriorityScrollData->contentSize.width - scrollElement->dimensions.width)); - } - } -} - -CLAY_WASM_EXPORT("Clay_BeginLayout") -void Clay_BeginLayout(void) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__InitializeEphemeralMemory(context); - context->generation++; - context->dynamicElementIndex = 0; - // Set up the root container that covers the entire window - Clay_Dimensions rootDimensions = {context->layoutDimensions.width, context->layoutDimensions.height}; - if (context->debugModeEnabled) { - rootDimensions.width -= (float)Clay__debugViewWidth; - } - context->booleanWarnings = CLAY__INIT(Clay_BooleanWarnings) CLAY__DEFAULT_STRUCT; - Clay__OpenElementWithId(CLAY_ID("Clay__RootContainer")); - Clay__ConfigureOpenElement(CLAY__INIT(Clay_ElementDeclaration) { - .layout = { .sizing = {CLAY_SIZING_FIXED((rootDimensions.width)), CLAY_SIZING_FIXED(rootDimensions.height)} } - }); - Clay__int32_tArray_Add(&context->openLayoutElementStack, 0); - Clay__LayoutElementTreeRootArray_Add(&context->layoutElementTreeRoots, CLAY__INIT(Clay__LayoutElementTreeRoot) { .layoutElementIndex = 0 }); -} - -CLAY_WASM_EXPORT("Clay_EndLayout") -Clay_RenderCommandArray Clay_EndLayout(void) { - Clay_Context* context = Clay_GetCurrentContext(); - Clay__CloseElement(); - bool elementsExceededBeforeDebugView = context->booleanWarnings.maxElementsExceeded; - if (context->debugModeEnabled && !elementsExceededBeforeDebugView) { - context->warningsEnabled = false; - Clay__RenderDebugView(); - context->warningsEnabled = true; - } - if (context->booleanWarnings.maxElementsExceeded) { - Clay_String message; - if (!elementsExceededBeforeDebugView) { - message = CLAY_STRING("Clay Error: Layout elements exceeded Clay__maxElementCount after adding the debug-view to the layout."); - } else { - message = CLAY_STRING("Clay Error: Layout elements exceeded Clay__maxElementCount"); - } - Clay__AddRenderCommand(CLAY__INIT(Clay_RenderCommand ) { - .boundingBox = { context->layoutDimensions.width / 2 - 59 * 4, context->layoutDimensions.height / 2, 0, 0 }, - .renderData = { .text = { .stringContents = CLAY__INIT(Clay_StringSlice) { .length = message.length, .chars = message.chars, .baseChars = message.chars }, .textColor = {255, 0, 0, 255}, .fontSize = 16 } }, - .commandType = CLAY_RENDER_COMMAND_TYPE_TEXT - }); - } - if (context->openLayoutElementStack.length > 1) { - context->errorHandler.errorHandlerFunction(CLAY__INIT(Clay_ErrorData) { - .errorType = CLAY_ERROR_TYPE_UNBALANCED_OPEN_CLOSE, - .errorText = CLAY_STRING("There were still open layout elements when EndLayout was called. This results from an unequal number of calls to Clay__OpenElement and Clay__CloseElement."), - .userData = context->errorHandler.userData }); - } - Clay__CalculateFinalLayout(); - return context->renderCommands; -} - -CLAY_WASM_EXPORT("Clay_GetElementId") -Clay_ElementId Clay_GetElementId(Clay_String idString) { - return Clay__HashString(idString, 0); -} - -CLAY_WASM_EXPORT("Clay_GetElementIdWithIndex") -Clay_ElementId Clay_GetElementIdWithIndex(Clay_String idString, uint32_t index) { - return Clay__HashStringWithOffset(idString, index, 0); -} - -bool Clay_Hovered(void) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return false; - } - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - // If the element has no id attached at this point, we need to generate one - if (openLayoutElement->id == 0) { - Clay__GenerateIdForAnonymousElement(openLayoutElement); - } - for (int32_t i = 0; i < context->pointerOverIds.length; ++i) { - if (Clay_ElementIdArray_Get(&context->pointerOverIds, i)->id == openLayoutElement->id) { - return true; - } - } - return false; -} - -void Clay_OnHover(void (*onHoverFunction)(Clay_ElementId elementId, Clay_PointerData pointerInfo, intptr_t userData), intptr_t userData) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context->booleanWarnings.maxElementsExceeded) { - return; - } - Clay_LayoutElement *openLayoutElement = Clay__GetOpenLayoutElement(); - if (openLayoutElement->id == 0) { - Clay__GenerateIdForAnonymousElement(openLayoutElement); - } - Clay_LayoutElementHashMapItem *hashMapItem = Clay__GetHashMapItem(openLayoutElement->id); - hashMapItem->onHoverFunction = onHoverFunction; - hashMapItem->hoverFunctionUserData = userData; -} - -CLAY_WASM_EXPORT("Clay_PointerOver") -bool Clay_PointerOver(Clay_ElementId elementId) { // TODO return priority for separating multiple results - Clay_Context* context = Clay_GetCurrentContext(); - for (int32_t i = 0; i < context->pointerOverIds.length; ++i) { - if (Clay_ElementIdArray_Get(&context->pointerOverIds, i)->id == elementId.id) { - return true; - } - } - return false; -} - -CLAY_WASM_EXPORT("Clay_GetScrollContainerData") -Clay_ScrollContainerData Clay_GetScrollContainerData(Clay_ElementId id) { - Clay_Context* context = Clay_GetCurrentContext(); - for (int32_t i = 0; i < context->scrollContainerDatas.length; ++i) { - Clay__ScrollContainerDataInternal *scrollContainerData = Clay__ScrollContainerDataInternalArray_Get(&context->scrollContainerDatas, i); - if (scrollContainerData->elementId == id.id) { - Clay_ClipElementConfig *clipElementConfig = Clay__FindElementConfigWithType(scrollContainerData->layoutElement, CLAY__ELEMENT_CONFIG_TYPE_CLIP).clipElementConfig; - if (!clipElementConfig) { // This can happen on the first frame before a scroll container is declared - return CLAY__INIT(Clay_ScrollContainerData) CLAY__DEFAULT_STRUCT; - } - return CLAY__INIT(Clay_ScrollContainerData) { - .scrollPosition = &scrollContainerData->scrollPosition, - .scrollContainerDimensions = { scrollContainerData->boundingBox.width, scrollContainerData->boundingBox.height }, - .contentDimensions = scrollContainerData->contentSize, - .config = *clipElementConfig, - .found = true - }; - } - } - return CLAY__INIT(Clay_ScrollContainerData) CLAY__DEFAULT_STRUCT; -} - -CLAY_WASM_EXPORT("Clay_GetElementData") -Clay_ElementData Clay_GetElementData(Clay_ElementId id){ - Clay_LayoutElementHashMapItem * item = Clay__GetHashMapItem(id.id); - if(item == &Clay_LayoutElementHashMapItem_DEFAULT) { - return CLAY__INIT(Clay_ElementData) CLAY__DEFAULT_STRUCT; - } - - return CLAY__INIT(Clay_ElementData){ - .boundingBox = item->boundingBox, - .found = true - }; -} - -CLAY_WASM_EXPORT("Clay_SetDebugModeEnabled") -void Clay_SetDebugModeEnabled(bool enabled) { - Clay_Context* context = Clay_GetCurrentContext(); - context->debugModeEnabled = enabled; -} - -CLAY_WASM_EXPORT("Clay_IsDebugModeEnabled") -bool Clay_IsDebugModeEnabled(void) { - Clay_Context* context = Clay_GetCurrentContext(); - return context->debugModeEnabled; -} - -CLAY_WASM_EXPORT("Clay_SetCullingEnabled") -void Clay_SetCullingEnabled(bool enabled) { - Clay_Context* context = Clay_GetCurrentContext(); - context->disableCulling = !enabled; -} - -CLAY_WASM_EXPORT("Clay_SetExternalScrollHandlingEnabled") -void Clay_SetExternalScrollHandlingEnabled(bool enabled) { - Clay_Context* context = Clay_GetCurrentContext(); - context->externalScrollHandlingEnabled = enabled; -} - -CLAY_WASM_EXPORT("Clay_GetMaxElementCount") -int32_t Clay_GetMaxElementCount(void) { - Clay_Context* context = Clay_GetCurrentContext(); - return context->maxElementCount; -} - -CLAY_WASM_EXPORT("Clay_SetMaxElementCount") -void Clay_SetMaxElementCount(int32_t maxElementCount) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context) { - context->maxElementCount = maxElementCount; - } else { - Clay__defaultMaxElementCount = maxElementCount; // TODO: Fix this - Clay__defaultMaxMeasureTextWordCacheCount = maxElementCount * 2; - } -} - -CLAY_WASM_EXPORT("Clay_GetMaxMeasureTextCacheWordCount") -int32_t Clay_GetMaxMeasureTextCacheWordCount(void) { - Clay_Context* context = Clay_GetCurrentContext(); - return context->maxMeasureTextCacheWordCount; -} - -CLAY_WASM_EXPORT("Clay_SetMaxMeasureTextCacheWordCount") -void Clay_SetMaxMeasureTextCacheWordCount(int32_t maxMeasureTextCacheWordCount) { - Clay_Context* context = Clay_GetCurrentContext(); - if (context) { - Clay__currentContext->maxMeasureTextCacheWordCount = maxMeasureTextCacheWordCount; - } else { - Clay__defaultMaxMeasureTextWordCacheCount = maxMeasureTextCacheWordCount; // TODO: Fix this - } -} - -CLAY_WASM_EXPORT("Clay_ResetMeasureTextCache") -void Clay_ResetMeasureTextCache(void) { - Clay_Context* context = Clay_GetCurrentContext(); - context->measureTextHashMapInternal.length = 0; - context->measureTextHashMapInternalFreeList.length = 0; - context->measureTextHashMap.length = 0; - context->measuredWords.length = 0; - context->measuredWordsFreeList.length = 0; - - for (int32_t i = 0; i < context->measureTextHashMap.capacity; ++i) { - context->measureTextHashMap.internalArray[i] = 0; - } - context->measureTextHashMapInternal.length = 1; // Reserve the 0 value to mean "no next element" -} - -#endif // CLAY_IMPLEMENTATION - -/* -LICENSE -zlib/libpng license - -Copyright (c) 2024 Nic Barker - -This software is provided 'as-is', without any express or implied warranty. -In no event will the authors be held liable for any damages arising from the -use of this software. - -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute it -freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software in a - product, an acknowledgment in the product documentation would be - appreciated but is not required. - - 2. Altered source versions must be plainly marked as such, and must not - be misrepresented as being the original software. - - 3. This notice may not be removed or altered from any source - distribution. -*/ |