Java Game Development(23) - Starting the Sprites Movement

import java.awt.*;

import javax.swing.*;

public class apples{

public static void main(String[] args){

apples a = new apples();

a.run();

}

private Sprite sprite;

private Animation ani;

private ScreenManager s;

private Image bg;

private static DisplayMode modes1[] = {

new DisplayMode(800, 600, 32, 0),

new DisplayMode(800, 600, 24, 0),

new DisplayMode(800, 600, 16, 0),

new DisplayMode(640, 480, 32, 0),

new DisplayMode(640, 480, 24, 0),

new DisplayMode(640, 480, 16, 0),

};

//加載圖像和添加場景

public void loadImages(){

bg = new ImageIcon("C:\\baby.jpg").getImage();

Image face1 = new ImageIcon("C:\\baby1.png").getImage();

Image face2 = new ImageIcon("C:\\baby2.png").getImage();

ani = new Animation();

ani.addScene(face1,250);

ani.addScene(face2,250);

sprite = new Sprite(ani);

sprite.setVelocityX(0.3f);

sprite.setVelocityY(0.3f);

}

//主要的方法(main method)

public void run(){

s = new ScreenManager();

try{

DisplayMode dm = s.findFirstCompatibleMode(modes1);

s.setFullScreen(dm);

loadImages();

movieLoop();

}finally{

s.restoreScreen();

}

}

//播放電影

public void movieLoop(){

long startingTime = System.currentTimeMillis();

long cumTime = startingTime;

while(cumTime - startingTime < 6000){

long timePassed = System.currentTimeMillis() -cumTime;

cumTime += timePassed;

update(timePassed);

//繪製和更新屏幕

Graphics2D g = s.getGraphics();

draw(g);

g.dispose();

s.update();

try{

Thread.sleep(20);

}catch(Exception ex){}

}

}

//繪製圖形

public void draw(Graphics g){

g.drawImage(bg, 0, 0,null);

g.drawImage(sprite.getImage(), Math.round(sprite.getX()), Math.round(sprite.getY()),null); → 獲取圖像，X和Y在Sprite.java

}

}