贪吃蛇代码

贪吃蛇代码 package com.game; import java.util.Vector; import javax.microedition.lcdui.Canvas; import javax.microedition.lcdui.Graphics; public class SnakeMap_Canvas extends Canvas { private Vector Snake_List=new Vector() ;//用来储存蛇的单元容器 private int Canvas_Width=0;//画板的宽度 private int Canvas_Height=0;//画板的高度 static Snake_Element element; static Snake_Element element1; static Snake_Element element2; static Snake_Element headSanke; int i=0; int j =0; public SnakeMap_Canvas() { Canvas_Width=getWidth(); Canvas_Height=getHeight(); for(int i=0;i<8;i++)//初始化开始蛇身共有八段 { Snake_List.addElement(new Snake_Element(40-i*Snake_Direction.SNAKE_SIZE,50)); } new SnakeMoveThread().start(); } protected void paint(Graphics g) { /***************** * 清屏相当于重画 * ***************/ g.setColor(255, 255, 255); g.fillRect(0, 0, Canvas_Width, Canvas_Height); g.setColor(0,0,0); for(i=0;i0;j--){ element1=(Snake_Element)Snake_List.elementAt(j); element2=(Snake_Element)Snake_List.elementAt(j-1); element1.setDirection(element2.getDirection()); element1.setPoint_x(element2.getPoint_x()); element1.setPoint_Y(element2.getPoint_Y()); } headSanke =(Snake_Element)Snake_List.elementAt(0); //headSanke.setPoint_x(headSanke.getPoint_x()+Snake_Direction.SNAKE_SIZE); 按 键游戏 // System.out.println("x: "+headSanke.getPoint_x()+" / y:"+headSanke.getPoint_Y()); // System.out.println("width: "+Canvas_Width); if(headSanke.getDirection()==Snake_Direction.RIGHT||headSanke.getDirection()==Snake_Direc tion.RIGHT_x){ if(headSanke.getPoint_x()+Snake_Direction.SNAKE_SIZE>Canvas_Width-30) { if(headSanke.getPoint_Y()+Snake_Direction.SNAKE_SIZECanvas_Height-20) { if(headSanke.getPoint_x()-Snake_Direction.SNAKE_SIZE<1) { headSanke.setDirection(Snake_Direction.RIGHT) ; headSanke.setPoint_x(headSanke.getPoint_x()+Snake_Direction.SNAKE_SIZE); } else { headSanke.setDirection(Snake_Direction.LEFT) ; headSanke.setPoint_x(headSanke.getPoint_x()-Snake_Direction.SNAKE_SIZE); } } else headSanke.setPoint_Y(headSanke.getPoint_Y()+Snake_Direction.SNAKE_SIZE) ; } } private boolean gameIsOver() { Snake_Element headSanke=(Snake_Element)Snake_List.elementAt(Snake_List.size()-1); if(headSanke.getPoint_x()+Snake_Direction.SNAKE_SIZE>Canvas_Width||headSanke.getPoint_x()<0) return true; if(headSanke.getPoint_Y()+Snake_Direction.SNAKE_SIZE>Canvas_Height||headSanke.getPoint_Y()<0) return true; return false; } } }