基于Java的界面布局DSL的设计与实现[4]

领测软件测试网

public class above implements Component {
private Component up,low;
private float ratio;
public above(Component up, Component low, float ratio){
this.up = up;
this.low = low;
this.ratio = ratio;
}
public Component at(int x,int y,int width,int height) {
up.at(x, y, width,height*ratio);
low.at(x, y+height*ratio, width,height*(1-ratio));
return this;
}
public Component in(Container parent) {
up.in(parent);
low.in (parent);
return this;
}
……
}

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