fish.java

来自「大鱼吃小鱼游戏」· Java 代码 · 共 720 行 · 第 1/2 页

						efishsps.removeElementAt(i);
						i--;
						if(sp1.getFrame()==0||sp1.getFrame()==1||sp1.getFrame()==2)
						{
							if(efishsp.curspX>sp1.curspX)
								sp1.setFrame(7);
							else
								sp1.setFrame(9);
						}
						if(sp1.getFrame()==3||sp1.getFrame()==4||sp1.getFrame()==5)
						{
							if(efishsp.curspX>sp1.curspX)
								sp1.setFrame(7);
							else
								sp1.setFrame(9);
						}		
					}
				}
			}
			
		}
	}
	
	public void drawefishsps(Graphics g)
	{
		for(int i=0;i<efishsps.size();i++)
		{
			MySprite efishsp=(MySprite)efishsps.elementAt(i);
			
			if(efishsp.getName()=="shuimu")
			{
				efishsp.curfre++;
				if(efishsp.curfre==efishsp.changefre)
				{
					if(efishsp.getFrame()==0)
						efishsp.setFrame(1);
					else if(efishsp.getFrame()==1)
						efishsp.setFrame(2);
					else if(efishsp.getFrame()==2)
						efishsp.setFrame(3);
					else if(efishsp.getFrame()==3)
						efishsp.setFrame(4);
					else if(efishsp.getFrame()==4)
						efishsp.setFrame(0);
					efishsp.curfre=0;
				}
				efishsp.curspY-=efishsp.speed;
				if(efishsp.way==0)
					efishsp.curspX--;
				else
					efishsp.curspX++;
			}
			else
			{
				switch(efishsp.way)
				{
					case(0)://Canvas.LEFT:
						efishsp.curfre++;
						if(efishsp.curfre==efishsp.changefre)
						{
							if(efishsp.getFrame()==1)
								efishsp.setFrame(0);
							else
								efishsp.setFrame(1);
							efishsp.curfre=0;
						}
						
						
						//spwidth
						if(efishsp.spwidth>sp1.spwidth&&efishsp.curspX<sp1.curspX&&efishsp.curspX>sp1.curspX-60)
						{
							if(efishsp.curspY<sp1.curspY+10&&efishsp.curspY>sp1.curspY-10)
								efishsp.curspX+=efishsp.speed+2;
							else
								efishsp.curspX+=efishsp.speed;
						}
						else
							efishsp.curspX+=efishsp.speed;
							
							
							
					break;
					case(1):// Canvas.RIGHT:
						efishsp.curfre++;
						if(efishsp.curfre==efishsp.changefre)
						{
							if(efishsp.getFrame()==2)
								efishsp.setFrame(3);
							else
								efishsp.setFrame(2);
							efishsp.curfre=0;
						}
						
						
						
						if(efishsp.spwidth>sp1.spwidth&&efishsp.curspX>sp1.curspX&&efishsp.curspX<sp1.curspX+70)
						{
							if(efishsp.curspY<sp1.curspY+10&&efishsp.curspY>sp1.curspY-10)
								efishsp.curspX-=efishsp.speed+2;
							else
								efishsp.curspX-=efishsp.speed;
						}
						else
							efishsp.curspX-=efishsp.speed;
					break;
				}
			}
			
			efishsp.draw(g);
			if(efishsp.curspX>330||efishsp.curspX<-90||efishsp.curspY>260||efishsp.curspY<20)
			{
				efishsps.removeElementAt(i);
				i--;
			}
			
		}
		
	}
	
	//产生鱼
	public void createfish()
	{
		Random random = new Random();
		
		for(int i=0;i<10;i++)
		{
			int randnum = random.nextInt();
			//System.out.println(randnum);
			MySprite fish=null;
			switch(Math.abs(randnum%5))
			{
				case(0):
					fish=new MySprite("e0",efish[0][Math.abs(randnum%5)],12,10,randnum);
				break;
				case(1):
					fish=new MySprite("e1",efish[1][Math.abs(randnum%5)],17,14,randnum);
				break;
				case(2):
					fish=new MySprite("e2",efish[2][Math.abs(randnum%5)],24,20,randnum);
				break;
				case(3)://鲨鱼
					if(random.nextInt()%2==1)
					{
						fish=new MySprite("shayu",shayu,90,32,randnum);
						fish.speed=2;
					}
				break;
				case(4)://水母
				{
					if(random.nextInt()%3==1)
					{
						fish=new MySprite("shuimu",shuimu,28,35,randnum);
						fish.curspY=260;
						fish.curspX=Math.abs(randnum%240);
						fish.speed=2;
					}
				}
				break;
			}
			if(fish!=null)
				efishsps.addElement(fish);
		}
	}
	
	protected void keyPressed(int keyCode)
	{
		//System.out.println("pressed:"+keyCode);
		if(action2!=-10000)
			action1=action2;
		
		if(action1==-10000)
			action1=getGameAction(keyCode);
		else
			action2=getGameAction(keyCode);
			
		if(life<=0)
		{
			if(getGameAction(keyCode)==Canvas.UP||getGameAction(keyCode)==Canvas.DOWN)
				goon=!goon;
			if(getGameAction(keyCode)==Canvas.FIRE)
			{
				if(goon==true)
				{
					
					while(efishsps.size()>0)
						efishsps.removeElementAt(0);
						
					fishsize=3;
					efishkind=5;
					bgkind=1;
					grow=0;
					life=3;
					action1=-10000;
					action2=-10000;
					conti=true;
					start=-1;
					end=-1;
					rate=8000;
	
					//sp1=null,shayusp=null,shuimusp=null,sp4=null;
					goon=true;
					//fishCanvas(theMidlet);
				}
				else
					this.theMidlet.destroyApp(true);
					
			}
		}
	}
	protected void keyReleased(int keyCode)
	{
		//System.out.println("released:"+keyCode);
		if(getGameAction(keyCode)==action1)//放开第一次按键
				action1=-10000;
		else if(getGameAction(keyCode)==action2)//放开第二次按键
			action2=-10000;
	}
}
//鱼精灵
class MySprite
{
	private int Frames=0,curFrame=0;
	private int spsX,spsY;
	public int spwidth,spheight;//一个精灵的宽度，高度
	private int spsrows,spscols;//所有精灵总的行数，列数
	private int cursprow,curspcol;//当前精灵所在的行号，列号
	public int curspX=100,curspY=250;//当前精灵的坐标
	private Image spsImage=null;
	private boolean visible=true;
	public int way,speed,changefre,curfre=0;
	public String name=null;
	public int eat=0;
	
	public MySprite(String name,Image sourceImage,int width,int height,int randnum)
	{
		this.name=name;	
		this.way=Math.abs(randnum%2);
		this.speed=Math.abs(randnum%3)+1;
		this.changefre=6-this.speed;
		this.curspY=Math.abs(randnum%230)+30;
		
		
		if(this.way==0)
		{
			if(name=="shayu")
				this.curspX=-100+Math.abs(randnum%25);
			else
				this.curspX=-50+Math.abs(randnum%25);
		}
		else
			this.curspX=290-Math.abs(randnum%30);
		
		if((this.curspY+height)>265)
			this.curspY=265-height;
		if(this.curspY<25)
			this.curspY=25;
		
		this.spsImage=sourceImage;
		this.spwidth=width;
		this.spheight=height;
		
		if(sourceImage.getWidth()%width==0&&sourceImage.getHeight()%height==0)
		{
			this.spsrows=sourceImage.getHeight()/height;
			this.spscols=sourceImage.getWidth()/width;
			this.Frames=spsrows*spscols;
		}
		else
		{
			this.Frames=0;
		}
		
	}
	
	public void setFrame(int num)
	{
		if(Frames!=0)
		{
			this.curFrame=num;
			cursprow=num/spscols;
			curspcol=num%spscols;
		}
		else
		{
			this.curFrame=0;
		}
	}
	public int getFrame()
	{
		return this.curFrame;
	}
	
	public String getName()
	{
		return this.name;
	}
	
	public void setPosition(int x,int y)
	{
		this.curspX=x;
		this.curspY=y;
	}
	
	public void draw(Graphics g)
	{
		if(this.visible)
		{
			g.setClip(curspX,curspY,spwidth,spheight);
			g.drawImage(spsImage,curspX-curspcol*spwidth,curspY-cursprow*spheight,g.TOP|g.LEFT);
		}
	}
	
	public void draw(Graphics g,int x,int y)
	{
		setPosition(x,y);
		draw(g);
	}
	
	public int getX()
	{
		return this.curspX;
	}
	public int getY()
	{
		return this.curspY;
	}
	public void setVisible(boolean visible)
	{
		this.visible=visible;
	}
	public boolean isVisible()
	{
		return this.visible;
	}
	
	public boolean collidesWith(MySprite sp)
	{
		int minx=sp.curspX-this.spwidth;
		int maxx=sp.curspX+sp.spwidth;
		int miny=sp.curspY-this.spheight;
		int maxy=sp.curspY+sp.spheight;
		
		if(sp.name=="shayu")
		{
			if(this.curspX>minx&&this.curspX<maxx&&this.curspY>miny+13&&this.curspY<maxy)//身体
				return true;
			else if(this.curspX>minx+36&&this.curspX<maxx-36&&this.curspY>miny&&this.curspY<maxy-20)//鳍
				return true;
			else
				return false;
		}
		else
		{
			if(this.curspX>minx&&this.curspX<maxx&&this.curspY>miny&&this.curspY<maxy)
				return true;
			else
				return false;
		}
	}
}