tankcanvas.java

Game MIDlet BanTank Java

package demo;

import java.io.IOException;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.lcdui.game.LayerManager;
import javax.microedition.lcdui.game.Sprite;
import javax.microedition.lcdui.game.TiledLayer;

/**
 *
 * @author lynhung_pro
 */
public class TankCanvas extends GameCanvas implements Runnable{
    private static final int SPEED = 1;
    private static final int SLEEP = 50;
    private byte lastDirect;
    private TiledLayer blueTiled, greenTiled;
    private Sprite redTank, greenTank;
    private boolean interrupted;
    private LayerManager lm;
    private Design design;
    private Sprites sprites;
    private int Level = 5;
    public TankCanvas() throws IOException, InterruptedException{
        super(true);
        try{
            this.Init();
        }catch(IOException Ex){
            Ex.printStackTrace();
        }
    }
    public void Init() throws IOException, InterruptedException{
        //Khoi tao cac lop
        this.design = new Design();
        this.lm = new LayerManager();
        this.sprites = new Sprites(design.getImage(),15,15);
        //Khoi tao cac sprite
        this.redTank = this.sprites.getRedTank();
        this.sprites.addTank(lm, redTank, 100, 100);
        this.greenTank = this.sprites.getGreenTank();
        this.sprites.addTank(lm, greenTank, 20, 20);
        this.greenTank = this.sprites.getGreenTank();
        this.sprites.addTank(lm, greenTank, 30, 20);
        //Khoi tao hoat canh nen
        this.blueTiled = this.sprites.getBluedTiled();
        this.sprites.addTiled(lm, blueTiled, 0, 0);
        //Hoan tat va ve len man hinh
        this.design.updateLayerManagerForScreen(lm);
    }
    public void sleepTime(int time){
        try{
                Thread.sleep(time);
            }catch(InterruptedException Ex){
                Ex.printStackTrace();
        }
    }
    public void gameUp(){}
    public void gameDown(){}
    public void gameLeft(){}
    public void gameRight(){}
    public void gameFire(){}
    public void gameStop(){
        this.interrupted = true;
    }
    public void run() {
        Graphics g = getGraphics();
        while(!this.interrupted){
            int keyState = getKeyStates();
            if ((keyState & LEFT_PRESSED) != 0) {
                gameLeft();
            } else if ((keyState & RIGHT_PRESSED) != 0) {
                gameRight();
            } else if ((keyState & UP_PRESSED) != 0) {
                gameUp();
            } else if ((keyState & DOWN_PRESSED) != 0) {
                gameDown();
            }else if((keyState & FIRE_PRESSED) != 0){
                gameFire();
            }else {
            }
            this.lm.paint(g, 0, 0);
            flushGraphics(0, 0, this.getWidth(), this.getHeight());
            sleepTime(50);
        }
    }

}