gamecanvas.java

来自「j2me 手机游戏」· Java 代码 · 共 946 行 · 第 1/2 页

		if(menuBK==null){
			offG.setColor(0xFFFFFF);
			offG.fillRect(0, 0, SCREENWIDTH, SCREENHEIGHT);
		}else{
			offG.drawImage(menuBK, 0, 0, 0);
		}
		if(this.gameState==PAUSE){
			offG.setColor(0);
			offG.fillRect(0, 0, 176, 208);
			offG.setColor(0, 255, 128);
		}
	}
	
	public void drawSound(Graphics offG){
		offG.setClip(0, 0, this.getWidth(), this.getHeight());
		offG.setColor(0);
		offG.fillRect(0, 0, this.getWidth(), this.getHeight());
		offG.setColor(0, 255, 128);
		offG.drawString("sound setting", 20, 20, 0);
		if(this.soundOn){
			offG.drawString("sound on-off:on", 25, 40, 0);
		}else{
			offG.drawString("sound on-off:off", 25, 40, 0);
		}
	}
	
	public void drawmenu(Graphics offG){
		offG.setClip(0, 178, 130, 30);
		offG.drawImage(menu, 0, 178, 0);
		offG.setClip(10, 182, 100, 20);
		offG.drawImage(menu, 20, 182-30-20*nowFramemenu, 0);


	}
	
	public static String strHelp[]=new String[]{
		"key_num_2: up",
		"key_num_8: down",
		"key_num_4: left",
		"key_num_6: right",
		"key_num_7 and key_num_9 ",
		"**customer service**",
		"telephone: [phone]xxx",
		"E-mail: [e-mail]"
	};
	
	public void drawhelp(Graphics offG){
		offG.setColor(0);
		offG.fillRect(0, 0, this.getWidth(), this.getHeight());
		offG.setColor(0, 255, 128);
		offG.drawString("HELP", 20, 20, 0);
		for(int i=0;i<strHelp.length;i++){
			offG.drawString(strHelp[i], 5, 40+i*20, 0);
		}
	}
	
	public int aboutIndex=0;
	public static String strAbout[]=new String[]{
		"Ij2me.cn",
		"manager for customer service",
		"name kewei",
		"customer service telephone 0311xxxxxx",
		"fax 0311xxxxxx",
		"mobile telephone [phone]",
		"EMAIL",
		"[e-mail]",
		"servicephone 02128239xxx",
		"mobile telephone for customer service 136817172xx",
		"WEB address",
		"www.j2me.cn"
	};
	
	public void drawabout(Graphics offG){
		offG.setColor(0);
		offG.fillRect(0, 0, this.getWidth(), this.getHeight());
		offG.setColor(0, 255, 128);
		offG.drawString("ABOUT",20,20,0);
		for(int i=aboutIndex;i<strAbout.length;i++){
			if(i>aboutIndex+5)
				{break;}
			offG.drawString(strAbout[i], 5, 60+(i%6)*20, 0);
		}
	}
	
	public void drawBack(){
		offG.setClip(0,0,SCREENWIDTH,SCREENHEIGHT);
		switch(this.level_Mode){
		case 1:
			offG.drawImage(mapbk, 0, mappy, 0);
			offG.drawImage(mapbk, 0, mappy-208, 0);
		}
		mappy+=1;
		if(mappy>=208){
			mappy=0;
			num++;
		}
	}
	
	public void initLevel(int n){
		levelStart=System.currentTimeMillis();
		switch(n){
		case 1:
			try {
					mapbk=Image.createImage("/dyd.png");
					this.mapLength=mapbk.getHeight();
					mappy=0;
//					loadLogicData(1);
				} catch (Exception e) {
					e.printStackTrace();
				}

			break;
		case 2:
			//....
		case 3:
			//....
		case 4:
			//....
		}
	}
	
	public void paint(Graphics g) {
		offG.setClip(0, 0,SCREENWIDTH,SCREENHEIGHT);
		switch(gameState){
		case PAUSE:
		case MENU:
			switch(this.menuState){
			case 0:
				try {
						d_logo=Image.createImage("/logo1.png");
					} catch (Exception e) {
						e.printStackTrace();
					}
				offG.drawImage(d_logo, 0, 0, 0);
				break;
			case 1:
				try {
						d_logo=null;
						System.gc();
						d_logo=Image.createImage("/logo2.png");
					} catch (Exception e) {						
						e.printStackTrace();
					}
				offG.fillRect(0, 0, this.SCREENHEIGHT, this.SCREENWIDTH);
				offG.drawImage(d_logo, 0, 0, 0);
				break;
			case 2:
				try {
						d_logo=null;
						System.gc();
					} catch (Exception e) {
						e.printStackTrace();
					}
				offG.drawImage(menuBK, 0, 0, 0);
				break;
			case 3:
				drawmenubk(offG);
				drawmenu(offG);
				break;
			case 4:
				drawhelp(offG);
				break;
			case 5:
				drawSound(offG);
				break;
			case 6:
				drawabout(offG);
			}
		break;
		case LOAD:
			offG.setClip(0, 0,SCREENWIDTH,SCREENHEIGHT);
			offG.setColor(0);
			offG.fillRect(0, 0, SCREENWIDTH,SCREENHEIGHT);
		    offG.setColor(0,255,128);
		    offG.drawString("the"+level_Mode+" gate loading", 30, 50, 0);
		    offG.drawString(proess+"%", 60, 70, 0);
		    if(proess==0&&this.mapbk==null){
		    	this.initLevel(level_Mode);
		    }
		break; 
		case GAMEING:
			drawBack();
			drawPlane();
			drawBullet();			
			paintEnemyPlane(offG, enemyPlaneImg);
			paintEnemyBullet(offG, bulletImg);
			offG.setColor(0xff0000);
			offG.setClip(0,0,70,15);
		break;
		case GAMEOVER:
			offG.setClip(0, 0,SCREENWIDTH,SCREENHEIGHT);
			offG.setColor(0);
			offG.fillRect(0, 0,SCREENWIDTH,SCREENHEIGHT);
			if(level_Mode>3){
				offG.fillRect(0, 0,SCREENWIDTH,SCREENHEIGHT);
				endCount++;
				if(endCount>20){
					ISRUN=false;
					gameStart.midlet.notifyDestroyed();
				}
			}
			offG.setClip(0, 0,SCREENWIDTH,SCREENHEIGHT);
			offG.setColor(0, 255, 128);
			offG.drawString("gameover", 50, 50, 0);
			offG.drawString("gamestart", 30, 80, 0);
		break;
		}
		g.drawImage(im, 0, 0, 0);
	}
	
	public void drawPlane(){
		offG.setClip(px, py, 30, 30);
		offG.drawImage(imPlane, px, py, 0);
		offG.setClip(0, 0, 176, 208);
	}
	
	public void drawBullet(){
		for(int i=0;i<allBullet.size();i++){
			int tmp[]=(int [])allBullet.elementAt(i);
			offG.setClip(tmp[0], tmp[1], 7, 7);
			offG.drawImage(imBullet, tmp[0]-tmp[2]*7, tmp[1], 0);
		}
		offG.setClip(0, 0, 176, 208);
	}
	
	public void keyPressed(int n){
		System.out.println("nkey"+n);
		if(gameState==5){
			if(n==-6||n==6){
				gameState=1;
			}
			this.repaint();
			this.serviceRepaints();
			return;
		}
		if(gameState==GAMEING){
			int k=this.getGameAction(n);
			switch(k){
			case Canvas.UP:
			
				direct=1;
//				py-=8;
				break;
			case Canvas.DOWN:
				
				direct=2;
//				py+=8;
				break;
			case Canvas.LEFT:
				
				
				direct=3;
//				px-=8;
				break;
			case Canvas.RIGHT:
				
				direct=4;
//				px+=8;
				break;
//			case Canvas.FIRE:
//				direct=0;
//				this.isFire=true;
//			
			}
		}
		else if(gameState==MENU||gameState==PAUSE){
			if(menuState==5&&(n==Canvas.KEY_NUM5||n==-5)){
				this.soundOn=!this.soundOn;
				this.repaint();
				
				return;
			}
			if(menuState==6&&(n==Canvas.KEY_NUM2||n==-1||n==Canvas.KEY_NUM8||n==-2)){
				if(aboutIndex==0)
					aboutIndex=6;
				else
					aboutIndex=0;
					this.repaint();
				
				return;	
			}
			if(menuState>=3){
				if(n==Canvas.KEY_NUM2||n==-1||n==1&&(menuState!=4&&menuState!=6)){
					nowFramemenu--;
					if(nowFramemenu<=0){
						nowFramemenu=0;
					}
				}
				if(n==Canvas.KEY_NUM8||n==-2||n==2&&(menuState!=4&&menuState!=6)){
					nowFramemenu++;
					if(nowFramemenu>=4){
						nowFramemenu=4;
					}
				}
				if((n==-7||n==7)&&(this.menuState!=3)){
					this.menuState=3;
					this.repaint();
					
					return;
				}
				boolean b1=(gameState==MENU)&&(n==6||n==-6)&&(this.menuState==3);
				boolean b2=(gameState==PAUSE)&&(n==6||n==-6)&&(this.menuState==3);
				if(menuState==3&&n==Canvas.KEY_NUM5||(n==-5)||(n==5)||(b1)||(b2)){
					if(nowFramemenu==0){
						if(gameState==MENU){
							System.gc();
							gameState=LOAD;
							proess=0;
						}else if(gameState==PAUSE){
							gameState=GAMEING;
						}
					}
					if(nowFramemenu==1){
						this.menuState=4;
					}
					if(nowFramemenu==2){
						this.menuState=6;
					}
					if(nowFramemenu==3){
						this.menuState=5;
					}
					if(nowFramemenu==4){
						ISRUN=false;
						gameStart.midlet.notifyDestroyed();
					}
				}
				this.repaint();
				
			}
			return;
		}
		else if(n==-7||n==7){
			gameState=PAUSE;
			this.repaint();
			return;
		}else if(n==-6||n==6){
			gameState=5;
			this.repaint();
			return;
		}
	}

	
	public void keyReleased(int n){
	
		if(this.getGameAction(n)==Canvas.FIRE){
			this.direct=0;
			this.isFire=false;
		}
		if((this.getGameAction(n)==Canvas.UP)||(this.getGameAction(n)==Canvas.DOWN)||
		   (this.getGameAction(n)==Canvas.LEFT)||(this.getGameAction(n)==Canvas.RIGHT)){
			this.direct=0;	
		}		
	}
	
	public boolean flag=true;	
	public void run() {
		while(ISRUN){
			if(flag){
				this.repaint();
				try {
					Thread.sleep(1000);
				} catch (Exception e) {
					e.printStackTrace();
				}
				if(this.menuState<3)
					this.menuState++;
				else{
					flag=false;
				}
				continue;
			}
			switch(this.gameState){
			case LOAD:
				Thread.yield();
				System.gc();
				this.proess+=5;
				if(this.proess>=100){
					this.gameState=GAMEING;
				}
				this.repaint();
				this.serviceRepaints();
				break;
			case GAMEOVER:
			case GAMEING:
				while(true){

				if(this.direct!=0){
					
					if(this.direct==1){
						
							py-=16;
							if(py<=0)
								py=0;
							this.isFire=true;
							try {
								Thread.sleep(100);
							} catch (Exception e) {
								e.printStackTrace();
							}
							this.repaint();
							this.serviceRepaints();
							
					}	
					if(this.direct==2){

							py+=16;
							if(py>=208-30)
								py=208-30;
							this.isFire=true;
							try {
								Thread.sleep(100);
							} catch (Exception e) {
								e.printStackTrace();
							}
							this.repaint();
							this.serviceRepaints();
							
					}
					if(this.direct==3){
						
							px-=16;
							if(px<=0)
								px=0;
							this.isFire=true;
							try {
								Thread.sleep(100);
							} catch (Exception e) {
								e.printStackTrace();
							}
							this.repaint();
							this.serviceRepaints();
							
						}	
					
					if(this.direct==4){						
							px+=16;
							if(px>=176-30)
								px=176-30;
							this.isFire=true;
							try {
								Thread.sleep(100);
							} catch (Exception e) {
								e.printStackTrace();
							}
							this.repaint();
							this.serviceRepaints();
							
					}
				}
				}
//				break;
			case PAUSE:
				break;
			}
					
			repaint();
			serviceRepaints();
			long currTime=System.currentTimeMillis();
			long delay=100-(currTime-lastTime);
			lastTime=currTime;
			try {
				if(delay<=0)
					delay=1;			
				Thread.sleep(delay);
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
	}
}