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[Core] Fix aspect ratio scaling of images when only one sizing axis was specified

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Nic Barker 2025-02-14 10:05:16 +13:00
parent bc2548e3ec
commit d9e02ab1d3
1 changed files with 22 additions and 0 deletions
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22
clay.h
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@ -1598,6 +1598,25 @@ bool Clay__ElementHasConfig(Clay_LayoutElement *layoutElement, Clay__ElementConf
return false; 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_IMAGE) {
Clay_ImageElementConfig *imageConfig = config->config.imageElementConfig;
if (imageConfig->sourceDimensions.width == 0 || imageConfig->sourceDimensions.height == 0) {
break;
}
float aspect = imageConfig->sourceDimensions.width / imageConfig->sourceDimensions.height;
if (layoutElement->dimensions.width == 0 && layoutElement->dimensions.height != 0) {
layoutElement->dimensions.width = layoutElement->dimensions.height * aspect;
} else if (layoutElement->dimensions.width != 0 && layoutElement->dimensions.height == 0) {
layoutElement->dimensions.height = layoutElement->dimensions.height * (1 / aspect);
}
break;
}
}
}
void Clay__CloseElement(void) { void Clay__CloseElement(void) {
Clay_Context* context = Clay_GetCurrentContext(); Clay_Context* context = Clay_GetCurrentContext();
if (context->booleanWarnings.maxElementsExceeded) { if (context->booleanWarnings.maxElementsExceeded) {
@ -1684,6 +1703,8 @@ void Clay__CloseElement(void) {
openLayoutElement->dimensions.height = 0; openLayoutElement->dimensions.height = 0;
} }
Clay__UpdateAspectRatioBox(openLayoutElement);
bool elementIsFloating = Clay__ElementHasConfig(openLayoutElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING); bool elementIsFloating = Clay__ElementHasConfig(openLayoutElement, CLAY__ELEMENT_CONFIG_TYPE_FLOATING);
// Close the currently open element // Close the currently open element
@ -2125,6 +2146,7 @@ void Clay__SizeContainersAlongAxis(bool xAxis) {
if (sizingAlongAxis) { if (sizingAlongAxis) {
innerContentSize += *childSize; innerContentSize += *childSize;
} }
Clay__UpdateAspectRatioBox(childElement);
} }
} }