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GUIImage.java

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import java.awt.*;

import java.applet.*;

import java.awt.geom.*;

import java.awt.font.*;

import java.awt.image.*;

import java.net.*;

public class GUIImage extends Applet

{

public void paint(Graphics oldg)

{

Graphics2D g = (Graphics2D)oldg;

try

{

URL imgURL = new URL(getDocumentBase(), "smaple.gif");

Image img = getImage(imgURL);

int h = img.getHeight(this);

int w = img.getWidth(this);

// 构造缓冲图像对象

BufferedImage buf = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);

// 放入临时图形类

Graphics tmpG = buf.createGraphics();

tmpG.drawImage(img, 10, 10, this);

g.drawImage(buf, 10, 20, this);

// 设置透明颜色对象

Color transBlue = new Color(0,0,255,100);

g.setColor(transBlue);

GeneralPath path = new GeneralPath();

path.moveTo(60,0);

path.lineTo(50,100);

path.curveTo(160,230,240,140,200,100);

g.fill(path);

transBlue = new Color(0,0,255,240);

g.fill(new Ellipse2D.Float(100,100,50,50));

Rectangle2D rect = new Rectangle2D.Float(0,0,h,w);

// 图片填充

TexturePaint t= new TexturePaint(buf, rect);

g.setPaint(t);

g.fill(new Ellipse2D.Float(100,50,60,60));

}

catch (Exception e)

{

System.out.println("Error: " + e.getMessage());

}

}

}