image.java~2~

《深入浅出设计模式》的完整源代码

package document;
//定义Image类，由DocumentElement派生
public class Image implements DocumentElement {
  int x,y;
public Image(int x,int y)
{
  this.x=x;this.y=y;
}
public void Draw() {
  System.out.println("Draw an image at "+x+","+y);
 }

}