基于Java的图片翻折，将图像压扁.zip

import java.awt.*; import java.applet.*; import java.io.*; import java.awt.image.*; //图片翻折 //Download by http://www.codefans.net public class TurnApplet extends Applet implements Runnable{ Image images[],showImage; //图像数组及当前显示图像 MediaTracker imageTracker; //加载图像的MediaTracker对象 int imageWidth,imageHeight,currentImage,totalImage; //图像宽度,高度,当前图像编号,图像总的个数 Thread thread; //图片翻折线程 int delay; //翻折延迟 Image image; //绘制图像的Image对象 Graphics graphics; //绘制图像的Grahpics对象 public void init(){ totalImage = 5; //初始化参数 currentImage = 0; setBackground(Color.white); //设置背景颜色 images = new Image[totalImage]; imageTracker = new MediaTracker(this); //得到MediaTracker实例 String param ; for(int i=0; i<totalImage; i++) { param = getParameter("image" + (i+1)); //得到参数 images[i] = getImage(getCodeBase(),param); //得到图像 imageTracker.addImage(images[i],0); //增加图片到加载器中 } try { imageTracker.waitForID(0); //加载图像 } catch(InterruptedException e) {} param=getParameter("delay"); //得到延迟参数 if(param== null){ delay = 3000; //设置默认参数 } else { delay = Integer.parseInt(param); } imageWidth = images[0].getWidth(this); //得到图像宽度 imageHeight = images[0].getHeight(this); //得到图像高度 image = createImage(imageWidth,imageHeight); //创建Image实例 graphics = image.getGraphics(); //得到Graphics实例 } public void start() { if(thread == null) { thread = new Thread(this); //实例化线程 thread.start(); //运行线程 } } public void paint(Graphics g) { g.drawImage(image,0,0,this); //绘制图像 } public void update(Graphics g) { paint(g); } public void run() { while(thread != null) { try{ for(int i=0; i<=(imageHeight/2); i++) { //实现图片的翻折效果 thread.sleep(30); //线程休眠,实现图像的逐渐翻转 graphics.setColor(Color.white); //设置当前颜色 graphics.fillRect(0,0,imageWidth,imageHeight); //绘制填充矩形 graphics.drawImage(images[currentImage],0,i,imageWidth,imageHeight-2*i,this); //以不同高度绘制图片 repaint(); //重绘屏幕 } currentImage = ((currentImage+1)%totalImage); //更改当前图像编号值 for(int i=0; i<=(imageHeight/2); i++){ //实现图片的反向翻折效果 thread.sleep(30); graphics.setColor(Color.white); graphics.fillRect(0,0,imageWidth,imageHeight); graphics.drawImage(images[currentImage],0,(imageHeight/2)-i,imageWidth,2*i,this); repaint(); } thread.sleep(delay); //线程休眠 } catch(InterruptedException e){} } } }