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[Core] Convert measureText pointer to value string slice (#214)

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Nic Barker 2025-01-20 11:27:22 +13:00 • committed by GitHub
parent e8025cc254
commit 326325ffaf
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6 changed files with 24 additions and 21 deletions
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clay.h
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@ -191,6 +191,13 @@ CLAY__TYPEDEF(Clay__StringArray, struct {
Clay_String *internalArray;
});
CLAY__TYPEDEF(Clay_StringSlice, struct {
int32_t length;
const char *chars;
// The source string / char* that this slice was derived from
const char *baseChars;
});
typedef struct Clay_Context Clay_Context;
CLAY__TYPEDEF(Clay_Arena, struct {
@ -527,7 +534,7 @@ bool Clay_Hovered(void);
void Clay_OnHover(void (*onHoverFunction)(Clay_ElementId elementId, Clay_PointerData pointerData, intptr_t userData), intptr_t userData);
bool Clay_PointerOver(Clay_ElementId elementId);
Clay_ScrollContainerData Clay_GetScrollContainerData(Clay_ElementId id);
void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_String *text, Clay_TextElementConfig *config, uintptr_t userData), uintptr_t userData);
void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_StringSlice text, Clay_TextElementConfig *config, uintptr_t userData), uintptr_t userData);
void Clay_SetQueryScrollOffsetFunction(Clay_Vector2 (*queryScrollOffsetFunction)(uint32_t elementId, uintptr_t userData), uintptr_t userData);
Clay_RenderCommand * Clay_RenderCommandArray_Get(Clay_RenderCommandArray* array, int32_t index);
void Clay_SetDebugModeEnabled(bool enabled);
@ -1482,10 +1489,10 @@ Clay_String Clay__WriteStringToCharBuffer(Clay__CharArray *buffer, Clay_String s
}
#ifdef CLAY_WASM
__attribute__((import_module("clay"), import_name("measureTextFunction"))) Clay_Dimensions Clay__MeasureText(Clay_String *text, Clay_TextElementConfig *config, uintptr_t userData);
__attribute__((import_module("clay"), import_name("measureTextFunction"))) Clay_Dimensions Clay__MeasureText(Clay_StringSlice text, Clay_TextElementConfig *config, uintptr_t userData);
__attribute__((import_module("clay"), import_name("queryScrollOffsetFunction"))) Clay_Vector2 Clay__QueryScrollOffset(uint32_t elementId, uintptr_t userData);
#else
Clay_Dimensions (*Clay__MeasureText)(Clay_String *text, Clay_TextElementConfig *config, uintptr_t userData);
Clay_Dimensions (*Clay__MeasureText)(Clay_StringSlice text, Clay_TextElementConfig *config, uintptr_t userData);
Clay_Vector2 (*Clay__QueryScrollOffset)(uint32_t elementId, uintptr_t userData);
#endif
@ -1701,7 +1708,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
float lineWidth = 0;
float measuredWidth = 0;
float measuredHeight = 0;
float spaceWidth = Clay__MeasureText(&CLAY__SPACECHAR, config, context->mesureTextUserData).width;
float spaceWidth = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = 1, .chars = CLAY__SPACECHAR.chars, .baseChars = CLAY__SPACECHAR.chars }, config, context->mesureTextUserData).width;
Clay__MeasuredWord tempWord = { .next = -1 };
Clay__MeasuredWord *previousWord = &tempWord;
while (end < text->length) {
@ -1718,8 +1725,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
char current = text->chars[end];
if (current == ' ' || current == '\n') {
int32_t length = end - start;
Clay_String word = { .length = length, .chars = &text->chars[start] };
Clay_Dimensions dimensions = Clay__MeasureText(&word, config, context->mesureTextUserData);
Clay_Dimensions dimensions = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = length, .chars = &text->chars[start], .baseChars = text->chars }, config, context->mesureTextUserData);
measuredHeight = CLAY__MAX(measuredHeight, dimensions.height);
if (current == ' ') {
dimensions.width += spaceWidth;
@ -1741,8 +1747,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
end++;
}
if (end - start > 0) {
Clay_String lastWord = { .length = end - start, .chars = &text->chars[start] };
Clay_Dimensions dimensions = Clay__MeasureText(&lastWord, config, context->mesureTextUserData);
Clay_Dimensions dimensions = Clay__MeasureText(CLAY__INIT(Clay_StringSlice) { .length = end - start, .chars = &text->chars[start], .baseChars = text->chars }, config, context->mesureTextUserData);
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);
@ -3680,7 +3685,7 @@ Clay_Arena Clay_CreateArenaWithCapacityAndMemory(uint32_t capacity, void *offset
}
#ifndef CLAY_WASM
void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_String *text, Clay_TextElementConfig *config, uintptr_t userData), uintptr_t userData) {
void Clay_SetMeasureTextFunction(Clay_Dimensions (*measureTextFunction)(Clay_StringSlice text, Clay_TextElementConfig *config, uintptr_t userData), uintptr_t userData) {
Clay_Context* context = Clay_GetCurrentContext();
Clay__MeasureText = measureTextFunction;
context->mesureTextUserData = userData;