效果图如下：
源码：
AirslakeImage.java
package
org.test;
import
java.awt.Button;
import
java.awt.Color;
import
java.awt.Frame;
import
java.awt.Graphics;
import
java.awt.Image;
import
java.awt.Panel;
import
java.awt.event.ActionEvent;
import
java.awt.event.ActionListener;
import
java.awt.event.WindowAdapter;
import
java.awt.event.WindowEvent;
import
java.awt.image.PixelGrabber;
import
java.util.Random;
import
org.loon.framework.game.image.Bitmap;
import
org.loon.framework.game.image.LColor;
/**
* <p>Title: LoonFramework</p>
* <p>Description:java实现图片风化效果</p>
* <p>Copyright: Copyright (c) 2007</p>
* <p>Company: LoonFramework</p>
* @author chenpeng
* @email：[email]ceponline@yahoo.com.cn[/email]
* @version 0.1
*/
public
class
AirslakeImage
extends
Panel
implements
Runnable, ActionListener
{
/**
*
*/
private static final long serialVersionUID = 1L;
static final public int _WIDTH = 400;
static final public int _HEIGHT = 400;
private boolean _isRun=false;
private Image _img;
private Image _screen;
private Graphics _back;
private int _imgWidth;
private int _imgHeight;
private Fraction[] _fractions;
private Thread _timer;
private Button _meganteButton;
private Button _revivalButton;
private Random _rand = new Random();
public AirslakeImage() {
_screen=new Bitmap(_WIDTH,_HEIGHT).getImage();
_back=_screen.getGraphics();
setSize(_WIDTH, _HEIGHT);
_meganteButton = new Button("破碎图片");
_meganteButton.addActionListener(this);
add(_meganteButton);
_revivalButton = new Button("还原图片");
_revivalButton.addActionListener(this);
add(_revivalButton);
_revivalButton.setEnabled(false);
loadImage("role.png");
init(_img);
}
/**
* 初始化image图像，分解其中像素
* @param _img
*/
private void init(Image _img) {
if (_timer != null) {
_timer=null;
_isRun=false;
}
_fractions = new Fraction[_imgWidth * _imgHeight];
PixelGrabber pg = new PixelGrabber(_img, 0, 0, _imgWidth, _imgHeight, true);
try {
pg.grabPixels();
} catch (InterruptedException e) {
e.printStackTrace();
}
int pixel[] = (int[]) pg.getPixels();
//重新封装像素
for (int y = 0; y < _imgHeight; y++) {
for (int x = 0; x < _imgWidth; x++) {
int n = y * _imgWidth + x;
_fractions[n] = new Fraction();
double angle = _rand.nextInt(360);
double speed = 10.0 / _rand.nextInt(30);
_fractions[n].x = x+90;
_fractions[n].y = y+20;
_fractions[n].vx = Math.cos(angle * Math.PI / 180) * speed;
_fractions[n].vy = Math.sin(angle * Math.PI / 180) * speed;
_fractions[n].color = pixel[n];
_fractions[n].countToCrush = x / 6 + _rand.nextInt(10);
}
}
}
public void update(Graphics g){
paint(g);
}
public void paint(Graphics g){
//变更背景色
_back.setColor(Color.WHITE);
//清空背景
_back.fillRect(0, 0, _WIDTH, _HEIGHT);
for (int n = 0; n < _imgWidth * _imgHeight; n++) {
int x = (int) _fractions[n].x;
int y = (int) _fractions[n].y;
LColor color=LColor.getLColor(_fractions[n].color);
//纯黑色区域不读取
if(!LColor.equals(color, LColor.fromArgb(0,0,0))){
//获得rgb三色
int red = color.R;
int green = color.G;
int blue = color.B;
_back.setColor(new Color(red, green, blue));
//绘制
_back.drawLine(x, y, x, y);
}
}
g.drawImage(_screen, 0, 0, this);
}
public void actionPerformed(ActionEvent e) {
if (e.getSource() == _meganteButton) {
execute();
_meganteButton.setEnabled(false);
_revivalButton.setEnabled(true);
} else if (e.getSource() == _revivalButton) {
init(_img);
repaint();
_meganteButton.setEnabled(true);
_revivalButton.setEnabled(false);
}
}
/**
* 加载图像
* @param filename
*/
private void loadImage(String filename) {
Bitmap bitmap = new Bitmap(("./image/"+filename).intern());
//替换透明区域颜色(象素化后，转为rgb形式的透明区域色值将显示为r=0,g=0,b=0),可以直接用pixel识别透明区域,也可以替换或跳过该区域)
_img=bitmap.getImage();
_imgWidth = _img.getWidth(this);
_imgHeight = _img.getHeight(this);
}
/**
* 执行操作
*
*/
private void execute() {
_timer = new Thread(this);
_timer.start();
_isRun=true;
}
class Fraction {
//图片在窗体中x
public double x;
//图片在窗体中y
public double y;
//显示图x
public double vx;
//显示图y
public double vy;
//color
public int color;
//变形颗粒数量
public int countToCrush;
}
public void run() {
while(_isRun){
for (int n = 0; n < _imgWidth * _imgHeight; n++) {
if (_fractions[n].countToCrush <= 0) {
_fractions[n].x += _fractions[n].vx;
_fractions[n].y += _fractions[n].vy;
_fractions[n].vy += 0.1;
} else {
_fractions[n].countToCrush--;
}
}
//间隔
try {
Thread.sleep(60);
} catch (InterruptedException e) {
e.printStackTrace();
}
repaint();
}
}
public static void main(String[]args){
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
Frame frm = new Frame("java实现图片风化效果");
frm.add(new AirslakeImage());
frm.setResizable(false);
frm.setSize(_WIDTH, _HEIGHT);
frm.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
frm.setLocationRelativeTo(null);
frm.setVisible(true);
}
});
}
}
源码：
AirslakeImage.java
package
org.test;
import
java.awt.Button;
import
java.awt.Color;
import
java.awt.Frame;
import
java.awt.Graphics;
import
java.awt.Image;
import
java.awt.Panel;
import
java.awt.event.ActionEvent;
import
java.awt.event.ActionListener;
import
java.awt.event.WindowAdapter;
import
java.awt.event.WindowEvent;
import
java.awt.image.PixelGrabber;
import
java.util.Random;
import
org.loon.framework.game.image.Bitmap;
import
org.loon.framework.game.image.LColor;
/** * <p>Title: LoonFramework</p> * <p>Description:java实现图片风化效果</p> * <p>Copyright: Copyright (c) 2007</p> * <p>Company: LoonFramework</p> * @author chenpeng * @email：[email]ceponline@yahoo.com.cn[/email] * @version 0.1 */
public
class
AirslakeImage
extends
Panel
implements
Runnable, ActionListener
{ /** * */ private static final long serialVersionUID = 1L; static final public int _WIDTH = 400; static final public int _HEIGHT = 400; private boolean _isRun=false; private Image _img; private Image _screen; private Graphics _back; private int _imgWidth; private int _imgHeight; private Fraction[] _fractions; private Thread _timer; private Button _meganteButton; private Button _revivalButton; private Random _rand = new Random(); public AirslakeImage() { _screen=new Bitmap(_WIDTH,_HEIGHT).getImage(); _back=_screen.getGraphics(); setSize(_WIDTH, _HEIGHT); _meganteButton = new Button("破碎图片"); _meganteButton.addActionListener(this); add(_meganteButton); _revivalButton = new Button("还原图片"); _revivalButton.addActionListener(this); add(_revivalButton); _revivalButton.setEnabled(false); loadImage("role.png"); init(_img); } /** * 初始化image图像，分解其中像素 * @param _img */ private void init(Image _img) { if (_timer != null) { _timer=null; _isRun=false; } _fractions = new Fraction[_imgWidth * _imgHeight]; PixelGrabber pg = new PixelGrabber(_img, 0, 0, _imgWidth, _imgHeight, true); try { pg.grabPixels(); } catch (InterruptedException e) { e.printStackTrace(); } int pixel[] = (int[]) pg.getPixels(); //重新封装像素 for (int y = 0; y < _imgHeight; y++) { for (int x = 0; x < _imgWidth; x++) { int n = y * _imgWidth + x; _fractions[n] = new Fraction(); double angle = _rand.nextInt(360); double speed = 10.0 / _rand.nextInt(30); _fractions[n].x = x+90; _fractions[n].y = y+20; _fractions[n].vx = Math.cos(angle * Math.PI / 180) * speed; _fractions[n].vy = Math.sin(angle * Math.PI / 180) * speed; _fractions[n].color = pixel[n]; _fractions[n].countToCrush = x / 6 + _rand.nextInt(10); } } } public void update(Graphics g){ paint(g); } public void paint(Graphics g){ //变更背景色 _back.setColor(Color.WHITE); //清空背景 _back.fillRect(0, 0, _WIDTH, _HEIGHT); for (int n = 0; n < _imgWidth * _imgHeight; n++) { int x = (int) _fractions[n].x; int y = (int) _fractions[n].y; LColor color=LColor.getLColor(_fractions[n].color); //纯黑色区域不读取 if(!LColor.equals(color, LColor.fromArgb(0,0,0))){ //获得rgb三色 int red = color.R; int green = color.G; int blue = color.B; _back.setColor(new Color(red, green, blue)); //绘制 _back.drawLine(x, y, x, y); } } g.drawImage(_screen, 0, 0, this); } public void actionPerformed(ActionEvent e) { if (e.getSource() == _meganteButton) { execute(); _meganteButton.setEnabled(false); _revivalButton.setEnabled(true); } else if (e.getSource() == _revivalButton) { init(_img); repaint(); _meganteButton.setEnabled(true); _revivalButton.setEnabled(false); } } /** * 加载图像 * @param filename */ private void loadImage(String filename) { Bitmap bitmap = new Bitmap(("./image/"+filename).intern()); //替换透明区域颜色(象素化后，转为rgb形式的透明区域色值将显示为r=0,g=0,b=0),可以直接用pixel识别透明区域,也可以替换或跳过该区域) _img=bitmap.getImage(); _imgWidth = _img.getWidth(this); _imgHeight = _img.getHeight(this); } /** * 执行操作 * */ private void execute() { _timer = new Thread(this); _timer.start(); _isRun=true; } class Fraction { //图片在窗体中x public double x; //图片在窗体中y public double y; //显示图x public double vx; //显示图y public double vy; //color public int color; //变形颗粒数量 public int countToCrush; } public void run() { while(_isRun){ for (int n = 0; n < _imgWidth * _imgHeight; n++) { if (_fractions[n].countToCrush <= 0) { _fractions[n].x += _fractions[n].vx; _fractions[n].y += _fractions[n].vy; _fractions[n].vy += 0.1; } else { _fractions[n].countToCrush--; } } //间隔 try { Thread.sleep(60); } catch (InterruptedException e) { e.printStackTrace(); } repaint(); } } public static void main(String[]args){ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { Frame frm = new Frame("java实现图片风化效果"); frm.add(new AirslakeImage()); frm.setResizable(false); frm.setSize(_WIDTH, _HEIGHT); frm.addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent e){ System.exit(0); } }); frm.setLocationRelativeTo(null); frm.setVisible(true); } }); }}
本文转自 cping 51CTO博客，原文链接:http://blog.51cto.com/cping1982/130055
