效果图如下：
package
org.test;
import
java.awt.Color;
import
java.awt.Frame;
import
java.awt.Graphics;
import
java.awt.Image;
import
java.awt.MediaTracker;
import
java.awt.Panel;
import
java.awt.image.BufferedImage;
import
java.awt.image.MemoryImageSource;
import
java.awt.image.PixelGrabber;
import
org.loon.framework.game.helper.ImageHelper;
/**
* <p>
* Title: LoonFramework
* </p>
* <p>
* Description:Java图形程序水纹倒映效果
* </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
ImageWave
extends
Panel
implements
Runnable
{
/**
*
*/
private static final long serialVersionUID = 1L;
private Thread thread;
private Image _image;
private MediaTracker _mt;
private int _delay;
private Graphics _bg;
private Image _screen;
private boolean _playing;
private int _pixels[];
private int _mpixels[];
private int _wpixels[];
private final static int _WIDTH = 480;
private final static int _HEIGHT = 604;
private Image _images[];
private int _sleep;
private int _frame;
/**
* 构造函数,注入背景图与延迟时间
*
* @param img
* @param delay
*/
public ImageWave(Image img, int delay) {
_delay = delay;
init(img, delay);
}
public void init(Image img, int delay) {
setBackground(Color.BLACK);
_image = img;
_mt = new MediaTracker(this);
_mt.addImage(_image, 0);
_mt.checkAll(true);
_frame = 10;
_screen = new BufferedImage(_WIDTH, _HEIGHT, 1);
_bg = _screen.getGraphics();
thread = new Thread(this);
thread.start();
}
public void run() {
Thread.currentThread().setPriority(1);
long l = System.currentTimeMillis();
while (Thread.currentThread() == thread)
try {
repaint();
_sleep++;
l += _delay;
Thread.sleep(Math.max(0L, l - System.currentTimeMillis()));
} catch (InterruptedException _ex) {
return;
}
}
/**
* 绘制图象
*/
public void paint(Graphics g) {
if (!_playing) {
if (_mt.checkAll()) {
_playing = true;
_bg.drawImage(_image, 0, 0, this);
_pixels = new int[(_WIDTH * _HEIGHT) / 2];
_mpixels = new int[(_WIDTH * _HEIGHT) / 2];
_wpixels = new int[((_WIDTH * _HEIGHT) / 2) * _frame];
PixelGrabber pixelgrabber = new PixelGrabber(_image, 0, 0,
_WIDTH, _HEIGHT / 2, _pixels, 0, _WIDTH);
try {
pixelgrabber.grabPixels();
} catch (InterruptedException _ex) {
}
blure();
_images = new Image[_frame];
for (int i = 0; i < _frame; i++)
_images[i] = createMirrorImage(i);
}
} else {
if (_sleep > _frame - 1)
_sleep = 0;
_bg.drawImage(_images[_sleep], 0, _HEIGHT / 2, this);
}
g.drawImage(_screen, 0, 0, this);
}
public void update(Graphics g) {
paint(g);
}
/**
* 创建波纹反射图片
*
* @param i
* @return
*/
Image createMirrorImage(int i) {
int k1 = _HEIGHT / 2;
int j1 = i * _WIDTH * k1;
for (int k = 0; k < k1; k++) {
int l = k * _WIDTH;
int i1 = k1 - k - 1;
i1 += (int) ((double) ((k * 5) / k1 + 2) * Math
.sin((25.132741228718345D * (double) i1 * (double) i1)
/ (double) k1 / (double) k1
- (6.2831853071795862D * (double) i)
/ (double) _frame));
if (i1 < 0)
i1 = 0;
if (i1 > k1 - 1)
i1 = k1 - 1;
i1 *= _WIDTH;
for (int j = 0; j < _WIDTH; j++)
_wpixels[j1 + j + l] = _mpixels[j + i1];
}
Image image = createImage(new MemoryImageSource(_WIDTH, k1, _wpixels,
j1, _WIDTH));
return image;
}
/**
* 模糊化反射图片
*
*/
void blure() {
int l = _HEIGHT / 2;
for (int j = 0; j < l; j++) {
int k = j * _WIDTH;
for (int i = 0; i < _WIDTH; i++) {
int i1 = _pixels[i + k];
int j1;
if (i != _WIDTH - 1)
j1 = _pixels[i + k + 1];
else
j1 = _pixels[(i + k) - 1];
int k1 = 0;
if (j != l - 1)
k1 = _pixels[i + k + _WIDTH];
else
k1 = _pixels[(i + k) - _WIDTH];
int l1 = 0;
if (j != l - 1 && i != _WIDTH - 1)
l1 = _pixels[i + k + _WIDTH + 1];
else
l1 = _pixels[i + k];
int i2 = (i1 >> 16 & 0xff) + (j1 >> 16 & 0xff)
+ (k1 >> 16 & 0xff) + (l1 >> 16 & 0xff);
int j2 = (i1 >> 8 & 0xff) + (j1 >> 8 & 0xff) + (k1 >> 8 & 0xff)
+ (l1 >> 8 & 0xff);
int k2 = (i1 & 0xff) + (j1 & 0xff) + (k1 & 0xff) + (l1 & 0xff);
i2 >>= 3;
j2 = (j2 >> 3) + (j2 >> 4);
k2 = (k2 >> 3) + (k2 >> 4);
_mpixels[i + k] = i1 & 0xff000000 | i2 << 16 | j2 << 8 | k2;
}
}
}
public static void main(String[] args) {
Frame frm = new Frame();
frm.setTitle("Java图形程序水纹倒映效果(由Loonframework提供)");
frm.setSize(_WIDTH, _HEIGHT + 20);
frm.setResizable(false);
frm.add(new ImageWave(ImageHelper.loadImage("C:/back.jpg", true), 100));
frm.setVisible(true);
}
}
package
org.test;
import
java.awt.Color;
import
java.awt.Frame;
import
java.awt.Graphics;
import
java.awt.Image;
import
java.awt.MediaTracker;
import
java.awt.Panel;
import
java.awt.image.BufferedImage;
import
java.awt.image.MemoryImageSource;
import
java.awt.image.PixelGrabber;
import
org.loon.framework.game.helper.ImageHelper;
/** * <p> * Title: LoonFramework * </p> * <p> * Description:Java图形程序水纹倒映效果 * </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
ImageWave
extends
Panel
implements
Runnable
{ /** * */ private static final long serialVersionUID = 1L; private Thread thread; private Image _image; private MediaTracker _mt; private int _delay; private Graphics _bg; private Image _screen; private boolean _playing; private int _pixels[]; private int _mpixels[]; private int _wpixels[]; private final static int _WIDTH = 480; private final static int _HEIGHT = 604; private Image _images[]; private int _sleep; private int _frame; /** * 构造函数,注入背景图与延迟时间 * * @param img * @param delay */ public ImageWave(Image img, int delay) { _delay = delay; init(img, delay); } public void init(Image img, int delay) { setBackground(Color.BLACK); _image = img; _mt = new MediaTracker(this); _mt.addImage(_image, 0); _mt.checkAll(true); _frame = 10; _screen = new BufferedImage(_WIDTH, _HEIGHT, 1); _bg = _screen.getGraphics(); thread = new Thread(this); thread.start(); } public void run() { Thread.currentThread().setPriority(1); long l = System.currentTimeMillis(); while (Thread.currentThread() == thread) try { repaint(); _sleep++; l += _delay; Thread.sleep(Math.max(0L, l - System.currentTimeMillis())); } catch (InterruptedException _ex) { return; } } /** * 绘制图象 */ public void paint(Graphics g) { if (!_playing) { if (_mt.checkAll()) { _playing = true; _bg.drawImage(_image, 0, 0, this); _pixels = new int[(_WIDTH * _HEIGHT) / 2]; _mpixels = new int[(_WIDTH * _HEIGHT) / 2]; _wpixels = new int[((_WIDTH * _HEIGHT) / 2) * _frame]; PixelGrabber pixelgrabber = new PixelGrabber(_image, 0, 0, _WIDTH, _HEIGHT / 2, _pixels, 0, _WIDTH); try { pixelgrabber.grabPixels(); } catch (InterruptedException _ex) { } blure(); _images = new Image[_frame]; for (int i = 0; i < _frame; i++) _images[i] = createMirrorImage(i); } } else { if (_sleep > _frame - 1) _sleep = 0; _bg.drawImage(_images[_sleep], 0, _HEIGHT / 2, this); } g.drawImage(_screen, 0, 0, this); } public void update(Graphics g) { paint(g); } /** * 创建波纹反射图片 * * @param i * @return */ Image createMirrorImage(int i) { int k1 = _HEIGHT / 2; int j1 = i * _WIDTH * k1; for (int k = 0; k < k1; k++) { int l = k * _WIDTH; int i1 = k1 - k - 1; i1 += (int) ((double) ((k * 5) / k1 + 2) * Math .sin((25.132741228718345D * (double) i1 * (double) i1) / (double) k1 / (double) k1 - (6.2831853071795862D * (double) i) / (double) _frame)); if (i1 < 0) i1 = 0; if (i1 > k1 - 1) i1 = k1 - 1; i1 *= _WIDTH; for (int j = 0; j < _WIDTH; j++) _wpixels[j1 + j + l] = _mpixels[j + i1]; } Image image = createImage(new MemoryImageSource(_WIDTH, k1, _wpixels, j1, _WIDTH)); return image; } /** * 模糊化反射图片 * */ void blure() { int l = _HEIGHT / 2; for (int j = 0; j < l; j++) { int k = j * _WIDTH; for (int i = 0; i < _WIDTH; i++) { int i1 = _pixels[i + k]; int j1; if (i != _WIDTH - 1) j1 = _pixels[i + k + 1]; else j1 = _pixels[(i + k) - 1]; int k1 = 0; if (j != l - 1) k1 = _pixels[i + k + _WIDTH]; else k1 = _pixels[(i + k) - _WIDTH]; int l1 = 0; if (j != l - 1 && i != _WIDTH - 1) l1 = _pixels[i + k + _WIDTH + 1]; else l1 = _pixels[i + k]; int i2 = (i1 >> 16 & 0xff) + (j1 >> 16 & 0xff) + (k1 >> 16 & 0xff) + (l1 >> 16 & 0xff); int j2 = (i1 >> 8 & 0xff) + (j1 >> 8 & 0xff) + (k1 >> 8 & 0xff) + (l1 >> 8 & 0xff); int k2 = (i1 & 0xff) + (j1 & 0xff) + (k1 & 0xff) + (l1 & 0xff); i2 >>= 3; j2 = (j2 >> 3) + (j2 >> 4); k2 = (k2 >> 3) + (k2 >> 4); _mpixels[i + k] = i1 & 0xff000000 | i2 << 16 | j2 << 8 | k2; } } } public static void main(String[] args) { Frame frm = new Frame(); frm.setTitle("Java图形程序水纹倒映效果(由Loonframework提供)"); frm.setSize(_WIDTH, _HEIGHT + 20); frm.setResizable(false); frm.add(new ImageWave(ImageHelper.loadImage("C:/back.jpg", true), 100)); frm.setVisible(true); }}
本文转自 cping 51CTO博客，原文链接:http://blog.51cto.com/cping1982/130192
