gameboy.java

小游戏--淘金者 主要用到了双缓冲平面作图

package bin;

import java.util.ArrayList;

class Gameboy implements Runnable
{
	public int GameboyX,GameboyY,GameW,GameH,Xaxes,Yaxes,x,y,a,b,game,col;
	int [][] plat;
	int i = 22;
	int j = 0;
	static int goal;
	static int gold;
	ArrayList list = new ArrayList();;

	Thread left;
	Thread right;
	
	
	public Gameboy(int GameboyX, int GameboyY, int GameW, int GameH, int [][] plat)
	{
		this.GameboyX = GameboyX;
		this.GameboyY = GameboyY;
		this.GameH = GameH;
		this.GameW = GameW;
		this.goal = 0;
		this.gold = 22;
		this.plat = plat;                   //构造对象属性及2x数组
	}
	
	public void workup()
	{
		if(plat[i-1][j] == 3)
		{
			//System.out.println (plat[i][j]);
			GameboyY -= GameH;
			i--; 
											/*人物向上移动
											 *考虑人物站立的位置是在砖块等物体之上
											 *所以当前的数组元素应该在人物的脚下
											 *人物在游戏里显示出来的位置是人物所在数组的上一数组元素
											 */
			if (plat[i][j] == 1)
			{
				Gold();
			}
		
			if (plat[i-1][j] == 6)
			{
				second();
			}		
		}
		

	}
	
	public void workdown()
	{
		if (plat[i][j] == 3)
		{
			//System.out.println (plat[i][j]);
			GameboyY += GameH;
			i++;                           //处理人物向上移动
			if (plat[i][j] == 0)           //判断向下是否踩空 
			{
				while (plat[i][j] == 0 || plat[i][j] == 6)    //对踩空后进行处理
				{
					GameboyY += GameH;
					i++;
				}
			}
			
			else if (plat[i][j] == 1 )    //判断是否是金B
			{
				Gold();
				
				while (plat[i][j] == 0)    //判断得到金B后是否层继续会踩空
				{
					GameboyY += GameH;
					i++;
				}
			}
			
			if (plat[i-1][j] == 6)
			{
				second();
			}
		}
		
		
	}
	
	public void workleft()
	{
//		System.out.println ("I:" + i + "  J:" + j);
//		System.out.println ("GameboyX:" + GameboyX + "  GameboyY:" + GameboyY);
		try
		{
			if (plat[i-1][j-1] != 2 && plat[i-1][j-1] != 4) 
			{
				if (GameboyX >= 0)
				{
					GameboyX -= GameW;
						
					if (GameboyX == 0)
					{
						GameboyX = 0;
						j = 0;		  				//处理人物向右移动
					}
					
					else
					{
						j--;
					}
				}
								
				if (plat[i][j] == 0)          //判断是否踩空
				{
					Gravity();                //踩空后调用重力方法
					if (plat[i][j] == 1)
					{
						Gold();
						Gravity(); 
					}
				}
			
				else if (plat[i][j] == 1 )    //判断是否为金B
				{
					Gold();
					Gravity();                //调用重力方法
				}
			
				else if (plat[i-1][j] == 1 || plat[i][j] == 1)
				{
					plat[i-1][j] = 0;         //获得金B
				
					goal += 100;
					gold--;
				}
				
				
				if (plat[i-1][j] == 6)
				{
					second();
				}
			}
		}
		catch (ArrayIndexOutOfBoundsException excption){ }
	}
	
	public void workright()
	{
//		System.out.println ("I:" + i + "  J:" + j);
//		System.out.println ("GameboyX:" + GameboyX + "  GameboyY:" + GameboyY);
		try
		{
			if (plat[i-1][j+1] != 2 && plat[i-1][j+1] != 4)//人物显示的地方没有砖或铁则可以移动
			{
				//System.out.println (plat[i][j]);
		        if (GameboyX <= 580)
				{
					GameboyX += GameW;
					if (GameboyX == 580)
					{
						GameboyX = 580;
						j = 29;		  				//处理人物向右移动
					}
					
					else
					{
						j++;
					}
				}			
			                         //处理人物向右移动
			
				if (plat[i][j] == 0)         //判断是否踩空
				{
					Gravity();
					if (plat[i][j] == 1)
					{
						Gold();
						Gravity();
					}
				}
			
				else if (plat[i][j] == 1)    //判断是否为金B
				{
					Gold();
					Gravity();               //调用重力方法			
				}
			
				else if (plat[i-1][j] == 1 || plat[i][j] == 1)
				{
					plat[i-1][j] = 0;
				
					goal += 100;
					gold--;
				}
				if (plat[i-1][j] == 6)
				{
					second();
				}
			}
		}
		catch (ArrayIndexOutOfBoundsException excption){ }
	}
	
	
	public void Gravity()
	{	
		while (plat[i][j] == 0)         //判断当前位置是否为空，如果为空则循环
		{
			GameboyY += GameH;          //由于向心力的原因人物以自由垂直方式落下
			i++;						//数组元素i递增，在游戏中显示为行，直到当前行当前列不为空则退出循环
		}
	}
	
	public void Gold()
	{
		plat[i][j] = 0;
		goal += 100;
		gold--;
	}
	
	public void second()
	{
		Second se = new Second();
	}
	
	public void workdiglift()
	{
		if (plat[i][j-1] == 2 && plat[i-1][j-1] == 0)
		{
			plat[i][j-1] = 0;
			Xaxes = i;
			Yaxes = j-1;
			list.add(new Coordinate(Xaxes,Yaxes));
			left = new Thread(this);
			left.start();
		}
	}
	
	public void workdigright()
	{
		if (plat[i][j-1] == 2 && plat[i-1][j+1] == 0)
		{
			plat[i][j+1] = 0;
			Xaxes = i;
			Yaxes = j+1;
			list.add(new Coordinate(Xaxes,Yaxes));
			right = new Thread(this);
			right.start();
		}
	}
	
	public void run()
	{
		try
		{
			for (int size = 0; size < list.size(); size++)
			{
				try
				{
					left.sleep(5000);
				}
				catch(Exception e)
				{
					e.printStackTrace();
				}
				Coordinate cd = (Coordinate)(list.get(0));
			//	System.out.println (list.size());
					
				x = cd.getJ();
				y = cd.getI();
				plat[y][x] = 2;
				
	
					list.remove(0);
					list.trimToSize();
				
				
			//	System.out.println (list.size());
				
				a = x*20;
				b = y*24;
				if (a == GameboyX && b == GameboyY)
				{
					game = 1;
					GameboyX = 0;
					GameboyY = 504;
				}
			}
			StatePanel.setLabScoreValue();
			OrderPane.setScore();
		}
		catch (Exception e)
		{
		}
	}
}