mypanel.java

JGraph扩展应用。自定义Renderer,自定义视图View实现自定义工作流控件

package flow.graph.test;

import javax.swing.*; 

import java.awt.*; 

import javax.swing.JPanel;

import flow.graph.gui.graph.GraphManager;
public class MyPanel extends JScrollPane{ 

	private ImageIcon image = null; 

	public MyPanel(String imagestr){ 
		System.out.println(imagestr);
		image = new ImageIcon(MyPanel.class.getResource(imagestr));
	} 

	protected void paintComponent(Graphics g){ 
		//g.drawImage(image, 0, 0, this.getWidth(), this.getHeight(), this); 
		//g.drawImage(image, 0, 0, this); 
        setOpaque(true); 
        super.paintComponent(g); 

        Dimension d = getSize(); 
        for (int x = 0; x < d.width; x += image.getIconWidth()) { 
            for (int y = 0; y < d.height; y += image.getIconHeight()) { 
                g.drawImage(image.getImage(), x, y, null, null); 
            } 
        } 
	} 
}