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Author SHA1 Message Date
Yaroslav Erohin
0d6a28a81c
Merge d7e072fe25 into ad49977f1b 2025-03-24 13:04:49 +03:00
Nic Barker
ad49977f1b [Core] Apply minimum width for single words and fix some minimum sizing bugs
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2025-03-21 11:22:48 +13:00
Leo Zurbriggen
61490e4557
[Bindings/Odin] expose _OpenElement and _CloseElement (#301)
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2025-03-21 09:25:50 +13:00
Iaroslav Erokhin
d7e072fe25 fix heap buffer overflow and support unicode characters 2025-03-06 14:20:46 +01:00
8 changed files with 33 additions and 19 deletions

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@ -367,6 +367,8 @@ Context :: struct {} // opaque structure, only use as a pointer
@(link_prefix = "Clay_", default_calling_convention = "c")
foreign Clay {
_OpenElement :: proc() ---
_CloseElement :: proc() ---
MinMemorySize :: proc() -> u32 ---
CreateArenaWithCapacityAndMemory :: proc(capacity: c.size_t, offset: [^]u8) -> Arena ---
SetPointerState :: proc(position: Vector2, pointerDown: bool) ---
@ -399,9 +401,7 @@ foreign Clay {
@(link_prefix = "Clay_", default_calling_convention = "c", private)
foreign Clay {
_OpenElement :: proc() ---
_ConfigureOpenElement :: proc(config: ElementDeclaration) ---
_CloseElement :: proc() ---
_HashString :: proc(key: String, offset: u32, seed: u32) -> ElementId ---
_OpenTextElement :: proc(text: String, textConfig: ^TextElementConfig) ---
_StoreTextElementConfig :: proc(config: TextElementConfig) -> ^TextElementConfig ---

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30
clay.h
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@ -1156,6 +1156,7 @@ 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;
@ -1504,6 +1505,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
if (current == ' ' || current == '\n') {
int32_t length = end - start;
Clay_Dimensions 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;
@ -1529,6 +1531,7 @@ Clay__MeasureTextCacheItem *Clay__MeasureTextCached(Clay_String *text, Clay_Text
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);
@ -1663,21 +1666,25 @@ void Clay__CloseElement(void) {
}
}
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 = (float)(layoutConfig->padding.left + layoutConfig->padding.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 + layoutConfig->padding.top + layoutConfig->padding.bottom);
openLayoutElement->dimensions.height = CLAY__MAX(openLayoutElement->dimensions.height, child->dimensions.height + topBottomPadding);
// Minimum size of child elements doesn't matter to scroll containers as they can shrink and hide their contents
if (!elementHasScrollHorizontal) {
openLayoutElement->minDimensions.width += child->minDimensions.width;
}
if (!elementHasScrollVertical) {
openLayoutElement->minDimensions.height = CLAY__MAX(openLayoutElement->minDimensions.height, child->minDimensions.height + layoutConfig->padding.top + layoutConfig->padding.bottom);
openLayoutElement->minDimensions.height = CLAY__MAX(openLayoutElement->minDimensions.height, child->minDimensions.height + topBottomPadding);
}
Clay__int32_tArray_Add(&context->layoutElementChildren, childIndex);
}
@ -1686,18 +1693,19 @@ void Clay__CloseElement(void) {
openLayoutElement->minDimensions.width += childGap;
}
else if (layoutConfig->layoutDirection == CLAY_TOP_TO_BOTTOM) {
openLayoutElement->dimensions.height = (float)(layoutConfig->padding.top + layoutConfig->padding.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 + layoutConfig->padding.left + layoutConfig->padding.right);
openLayoutElement->dimensions.width = CLAY__MAX(openLayoutElement->dimensions.width, child->dimensions.width + leftRightPadding);
// Minimum size of child elements doesn't matter to scroll containers as they can shrink and hide their contents
if (!elementHasScrollVertical) {
openLayoutElement->minDimensions.height += child->minDimensions.height;
}
if (!elementHasScrollHorizontal) {
openLayoutElement->minDimensions.width = CLAY__MAX(openLayoutElement->minDimensions.width, child->minDimensions.width + layoutConfig->padding.left + layoutConfig->padding.right);
openLayoutElement->minDimensions.width = CLAY__MAX(openLayoutElement->minDimensions.width, child->minDimensions.width + leftRightPadding);
}
Clay__int32_tArray_Add(&context->layoutElementChildren, childIndex);
}
@ -1849,7 +1857,7 @@ void Clay__OpenTextElement(Clay_String text, Clay_TextElementConfig *textConfig)
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->unwrappedDimensions.height, .height = textDimensions.height }; // TODO not sure this is the best way to decide min width for text
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,
@ -2237,25 +2245,25 @@ void Clay__SizeContainersAlongAxis(bool xAxis) {
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;
if (!xAxis && Clay__ElementHasConfig(childElement, CLAY__ELEMENT_CONFIG_TYPE_IMAGE)) {
continue; // Currently we don't support resizing aspect ratio images on the Y axis because it would break the ratio
}
// If we're laying out the children of a scroll panel, grow containers expand to the height of the inner content, not the outer container
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_SCROLL)) {
Clay_ScrollElementConfig *scrollElementConfig = Clay__FindElementConfigWithType(parent, CLAY__ELEMENT_CONFIG_TYPE_SCROLL).scrollElementConfig;
if (((xAxis && scrollElementConfig->horizontal) || (!xAxis && scrollElementConfig->vertical))) {
maxSize = CLAY__MAX(maxSize, innerContentSize);
}
}
if (childSizing.type == CLAY__SIZING_TYPE_FIT) {
*childSize = CLAY__MAX(childSizing.size.minMax.min, CLAY__MIN(*childSize, maxSize));
} else if (childSizing.type == CLAY__SIZING_TYPE_GROW) {
if (childSizing.type == CLAY__SIZING_TYPE_GROW) {
*childSize = CLAY__MIN(maxSize, childSizing.size.minMax.max);
}
*childSize = CLAY__MAX(minSize, CLAY__MIN(*childSize, maxSize));
}
}
}

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@ -99,16 +99,22 @@ static inline Clay_Dimensions Raylib_MeasureText(Clay_StringSlice text, Clay_Tex
float scaleFactor = config->fontSize/(float)fontToUse.baseSize;
for (int i = 0; i < text.length; ++i)
{
if (text.chars[i] == '\n') {
int byte_index = 0;
while (byte_index < text.length) {
if (text.chars[byte_index] == '\n') {
maxTextWidth = fmax(maxTextWidth, lineTextWidth);
lineTextWidth = 0;
byte_index++;
continue;
}
int index = text.chars[i] - 32;
if (fontToUse.glyphs[index].advanceX != 0) lineTextWidth += fontToUse.glyphs[index].advanceX;
else lineTextWidth += (fontToUse.recs[index].width + fontToUse.glyphs[index].offsetX);
int codepoint_bytes = 0;
int codepoint = GetCodepoint(&text.chars[byte_index], &codepoint_bytes);
int glyph_index = GetGlyphIndex(fontToUse, codepoint);
byte_index += codepoint_bytes;
if (fontToUse.glyphs[glyph_index].advanceX != 0) lineTextWidth += fontToUse.glyphs[glyph_index].advanceX;
else lineTextWidth += (fontToUse.recs[glyph_index].width + fontToUse.glyphs[glyph_index].offsetX);
}
maxTextWidth = fmax(maxTextWidth, lineTextWidth);