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C++ Element::setLayoutSize方法代码示例

本文整理汇总了C++中dom::Element::setLayoutSize方法的典型用法代码示例。如果您正苦于以下问题:C++ Element::setLayoutSize方法的具体用法?C++ Element::setLayoutSize怎么用?C++ Element::setLayoutSize使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在dom::Element的用法示例。


在下文中一共展示了Element::setLayoutSize方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: align

void ofxDOMFlexBoxLayout::align(FlexDirection direction){

	bool horizontal = direction == FlexDirection::ROW;

	float paddingHorizontal = DOMLH::getPaddingHorizontal(_parent);
	float paddingVertical = DOMLH::getPaddingVertical(_parent);

	float wParent = ofGetWidth();
	float hParent = ofGetHeight();
	if(_parent->parent()){
		wParent = _parent->getSizeByParent().x;
		hParent = _parent->getSizeByParent().y;
	}

	float totalWidth = DOMLH::getDesiredWidthStretched(_parent, wParent) - paddingHorizontal;
	float totalHeight = DOMLH::getDesiredHeightStretched(_parent, hParent) - paddingVertical;

//	if(ofxGuiElement* el = dynamic_cast<ofxGuiElement*>(_parent)){
//		cout << el->getName() << " total size: " << totalWidth << " " << totalHeight << endl;
//	}

	vector<vector<DOM::Element*>> lines;
	vector<vector<DOM::Element*>> noFlexItems;
	vector<vector<DOM::Element*>> flexItems;
	vector<vector<float>> flexItemsBasis;
	vector<float> totalSpaceMainAxis;

	float mainAxisSize =  horizontal ? totalWidth : totalHeight;
	float crossAxisSize = horizontal ? totalHeight : totalWidth;

	int linecount = 0;

	if(children().size() > 0){
		//newline
		lines.push_back(vector<DOM::Element*>());
		noFlexItems.push_back(vector<DOM::Element*>());
		flexItems.push_back(vector<DOM::Element*>());
		flexItemsBasis.push_back(vector<float>());
		totalSpaceMainAxis.push_back(mainAxisSize);
	}

	//sort children according to flex attribute and main size of children

	for(unsigned int i = 0; i < children().size(); i++){

		DOM::Element* element = children().at(i);
		float w, h;
		if(horizontal){
			w = DOMLH::getDesiredWidth(element, totalWidth);
			h = DOMLH::getDesiredHeight(element, totalHeight);
		}else{
			w = DOMLH::getDesiredWidth(element, totalWidth);
			h = DOMLH::getDesiredHeight(element, totalHeight);
		}

		float elementMainSize = horizontal ? w : h;
		float elementCrossSize = horizontal ? h : w;

		if(element){
			if(elementFlexing(element)){

//				element->setSizeByParent(totalWidth, totalHeight);

				// set to minimal size on main axis
				if(horizontal){
					element->setSizeByParent(elementMainSize + DOMLH::getMarginHorizontal(element), elementCrossSize + DOMLH::getMarginVertical(element));
					element->setLayoutSize(elementMainSize, elementCrossSize, true);
					elementMainSize = element->getWidth() + DOMLH::getMarginHorizontal(element);
				}else {
					element->setSizeByParent(elementCrossSize + DOMLH::getMarginHorizontal(element), elementMainSize + DOMLH::getMarginVertical(element));
					element->setLayoutSize(elementCrossSize, elementMainSize, true);
					elementMainSize = element->getHeight() + DOMLH::getMarginVertical(element);
				}

				//if element is flexible, add it to the current line and save the items flex basis
				if(element->hasAttribute("_flex")){
					std::string flexval = element->getAttribute<std::string>("_flex");
					if(flexval == "auto"){
						lines.at(linecount).push_back(element);
						flexItems.at(linecount).push_back(element);
						flexItemsBasis.at(linecount).push_back(1);
						continue;
					}
					if(isFloat(ofTrim(flexval))){
						float intflexval = ofToFloat(flexval);
						if(intflexval > 0){
							lines.at(linecount).push_back(element);
							flexItems.at(linecount).push_back(element);
							flexItemsBasis.at(linecount).push_back(intflexval);
							continue;
						}
					}
				}

				// not flexible or no valid flex attribute, not flexing on main axis

				// add to new line if it does not fit and flex-wrap is on
				if((int)totalSpaceMainAxis.at(linecount) - (int)elementMainSize < 0){
					FlexWrap _wrap = getFlexWrap(_parent);
					if(_wrap == FlexWrap::NOWRAP || i == 0){
//.........这里部分代码省略.........
开发者ID:huang018,项目名称:ofxGuiExtended,代码行数:101,代码来源:ofxDOMFlexBoxLayout.cpp


注:本文中的dom::Element::setLayoutSize方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。