org.mini2Dx.ui.render.TabButtonRenderNode Maven / Gradle / Ivy
/**
* Copyright 2015 Thomas Cashman
*/
package org.mini2Dx.ui.render;
import org.mini2Dx.gdx.math.MathUtils;
import org.mini2Dx.ui.element.TabButton;
import org.mini2Dx.ui.layout.LayoutState;
/**
* {@link RenderNode} implementation for {@link TabButton}
*/
public class TabButtonRenderNode extends ButtonRenderNode {
private LayoutState deferredLayoutState;
public TabButtonRenderNode(ParentRenderNode parent, TabButton element) {
super(parent, element);
}
@Override
public void layout(LayoutState layoutState) {
deferredLayoutState = new LayoutState(layoutState.getUiContainerRenderTree(), layoutState.getAssetManager(), layoutState.getTheme(), layoutState.getScreenSize(), layoutState.getTotalColumns(), layoutState.getParentWidth(), layoutState.isScreenSizeChanged());
super.layout(layoutState);
}
@Override
public NodeState getState() {
if(((TabButton) element).isCurrentTab()) {
return NodeState.ACTION;
}
return super.getState();
}
public int getPreferredTabWidth() {
if(deferredLayoutState == null) {
return 0;
}
if(style == null) {
return 0;
}
float result = determinePreferredContentWidth(deferredLayoutState);
return MathUtils.round(result + style.getPaddingLeft() + style.getPaddingRight() + style.getMarginLeft()
+ style.getMarginRight());
}
}