planeGame/MyGameFrame.java at master · lxy353/planeGame · GitHub

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importjava.awt.Color;
importjava.awt.Font;
importjava.awt.Frame;
importjava.awt.Graphics;
importjava.awt.Image;
importjava.awt.event.KeyAdapter;
importjava.awt.event.KeyEvent;
importjava.awt.event.WindowAdapter;
importjava.awt.event.WindowEvent;

importjavax.swing.JFrame;


publicclassMyGameFrameextendsFrame {

ImageplaneImg = GameUtil.getImage("images/plane.png");
Imagebg = GameUtil.getImage("images/bg.jpg");

Planeplane = newPlane(planeImg,250,250);
Shellshell = newShell();
Shell[] shells = newShell[50];

@Override
publicvoidpaint(Graphicsg) {

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

plane.drawSelf(g);
for(inti =0; i<shells.length;i++) {
shells[i].draw(g);

booleanpeng = shells[i].getRect().intersects(plane.getRect());
if(peng) {
plane.live=false;

 }
 }
shell.draw(g);
	}

classPaintThreadextendsThread {
@Override
publicvoidrun() {
while(true){
repaint();

try {
Thread.sleep(40); //1s=1000ms
 } catch (InterruptedExceptione) {
e.printStackTrace();
 }
 }
 }

	}

classKeyMonitorextendsKeyAdapter {

@Override
publicvoidkeyPressed(KeyEvente) {
plane.addDirection(e);
 }

@Override
publicvoidkeyReleased(KeyEvente) {
plane.minusDirection(e);
 }


	}

publicvoidlaunchFrame(){
this.setTitle("lxy·");
this.setVisible(true);
this.setSize(Constant.GAME_WIDTH	, Constant.GAME_HEIGHT);
this.setLocation(300, 300);

this.addWindowListener(newWindowAdapter() {
@Override
publicvoidwindowClosing(WindowEvente) {
System.exit(0);
 }
 });

newPaintThread().start();
addKeyListener(newKeyMonitor());

for(inti =0; i<shells.length;i++) {
shells[i]= newShell();

 }
	}

publicstaticvoidmain(String[] args) {
MyGameFramef = newMyGameFrame();
f.launchFrame();
	}

privateImageoffScreenImage=null;
publicvoidupdate(Graphicsg) {
if(offScreenImage == null)
offScreenImage = this.createImage(Constant.GAME_WIDTH, Constant.GAME_HEIGHT);

GraphicsgOff = offScreenImage.getGraphics();
paint(gOff);
g.drawImage(offScreenImage, 0, 0, null);

	}

}