myicon.java

java绘图 java awt 经典绘图的例子,对于初学awt模块的人非常有帮助.

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package awt;

import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import javax.swing.Icon;

/**
 *
 * @author zhaolin
 */
public class MyIcon implements Icon{
    private int width,height;
    
    public MyIcon(int w,int h){
        this.width = w;
        this.height = h;
    }
    public void paintIcon(Component c, Graphics g, int x, int y) {
        g.setColor(Color.BLACK);
        g.fillRect(x, y, width, height);
        int span = width/3;
        Color color = Color.WHITE;
        for (int i = 0; i < 3; i++) {
            g.setColor(color);
            g.fillOval(i*span+3+x,2+y, span-4, height-4);
            color = color.darker();
        }

    }

    public int getIconWidth() {
        return this.width;
    }

    public int getIconHeight() {
        return this.height;
    }
    
}