jtpimage.java

说明 功能： 可对组件进行选取删除复制粘贴等动作 可进行两组件之间的连线 可在多组件之问交叉连 可创建多种形式的连线(目前包括无箭头空心箭头实心箭头)

package com.sunking.tp.swing;

import java.awt.*;
import javax.swing.*;
/**
 *
 * <p>Title: </p>
 * <p>Description: 图片组件</p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author <a href="mailto:[e-mail]">SunKing</a>
 * @version 1.0
 */
public class JTPImage extends JTPButton {
    private static final long serialVersionUID = -3000000000000000010L;
    public JTPImage(ImageIcon icon) {
        setBorder(null);
        setOpaque(true);
        setIcon(icon);
    }
    public String getText(){
        return "";
    }
    /**
	*绘制图片组件
	*/
     public void paint(Graphics g){
        int w = getWidth();
        int h = getHeight();
        Image image =( (ImageIcon) getIcon()).getImage();
        g.drawImage(image, 0, 0, w, h, this);
        if (isSelected) {
            Rectangle[] rec = getHandleRectangles();
            for (int i = 0; i < rec.length; i++) {
                g.drawRect(rec[i].x, rec[i].y, rec[i].width, rec[i].height);
            }
        }
    }
    public Object clone(){
        JTPImage cloneObject = new JTPImage((ImageIcon)getIcon());
        cloneObject.setSelect(isSelected);
        cloneObject.setSize(getSize());
        return cloneObject;
    }
}