JAVA-Gobang.rar_java Gobang

import javax.microedition.lcdui.Canvas; import javax.microedition.lcdui.Command; import javax.microedition.lcdui.CommandListener; import javax.microedition.lcdui.Displayable; import javax.microedition.lcdui.Graphics; import javax.microedition.lcdui.List; public class WzqCanvas extends Canvas implements CommandListener{ private int bianjie = 15; //边界宽度 private int cellWidth = 15; //单元格宽度 private int screenWidth; //屏幕宽度 private int cellnumb = 15; //单元个数量 private int[][] point; //标记每个点的占用情况，1：白方占用 0：未被占用 -1：黑方占用 private int x,y; //标记点二维数组的坐标 private int curX; //光标方框的左上角的x坐标 private int curY; //光标方框的左上角的y坐标 private boolean flag ; //标记该哪方下棋子，true:白方 false:黑方 private boolean blackWin ; private boolean whiteWin ; public WzqCanvas(){ screenWidth = cellnumb*cellWidth; //得到单元个数量 addCommand(new Command("重新开始",Command.SCREEN,1)); setCommandListener(this); initGame(); } /* 初始化变量 */ public void initGame(){ point = new int[cellnumb + 1][cellnumb + 1]; //初始化标记点二维数组 x = (int)(cellnumb/2.0); y = x; curX = bianjie + (int)(cellnumb/2.0)*(cellWidth) - cellWidth/2; //光标方框的左上角的x坐标 curY = bianjie + (int)(cellnumb/2.0)*(cellWidth) - cellWidth/2; //光标方框的左上角的y坐标 flag = true; blackWin = false; whiteWin = false; } protected void paint(Graphics g) { g.setColor(128,128,128); //设置背景颜色 g.fillRect(0, 0, 250, 300); //填充背景色 /* 画网格 */ g.setColor(180, 10, 0); //设置网格颜色 for(int i = 0;i< cellnumb ;i++){ g.drawLine(bianjie, bianjie + i*cellWidth, screenWidth, bianjie + i*cellWidth); //画横线 g.drawLine(bianjie + i*cellWidth, bianjie , bianjie + i*cellWidth ,screenWidth); //画竖线 } g.setColor(255, 255, 0); g.drawRect(curX, curY, cellWidth, cellWidth); //光标方框 /** * 已经占用的点 */ for(int i =0 ;i<=cellnumb ;i++){ for(int j = 0;j<=cellnumb ;j++){ if(point[i][j] == 1){ g.setColor(0, 0, 0); //黑 g.fillArc((int)(bianjie + cellWidth*i - 0.5*cellWidth), (int)(bianjie + cellWidth*j - 0.5*cellWidth), cellWidth, cellWidth, 0, 360); } if(point[i][j] == -1){ g.setColor(255, 255, 255);//白 g.fillArc((int)(bianjie + cellWidth*i - 0.5*cellWidth), (int)(bianjie + cellWidth*j - 0.5*cellWidth), cellWidth, cellWidth, 0, 360); } } } if(blackWin){ g.setColor(0, 0, 0); g.drawString("黑方胜利！！！", bianjie, screenWidth+10, Graphics.LEFT | Graphics.TOP); } else if(whiteWin){ g.setColor(255,255,255); g.drawString("白方胜利！！！", bianjie, screenWidth+10, Graphics.LEFT | Graphics.TOP); } } protected void keyPressed(int keyCode) { if(!(blackWin || whiteWin)){ //还没有获胜方 switch(getGameAction(keyCode)){ /* 触动方向键 */ case LEFT: if(curX > bianjie){ curX -= cellWidth; x--; repaint(); } break; case RIGHT: if(curX < screenWidth){ curX += cellWidth; x++; repaint(); } break; case DOWN: if(curY < screenWidth){ curY += cellWidth; y++; repaint(); } break; case UP: if(curY > bianjie){ curY -= cellWidth; y--; repaint(); } break; /* 触动开火键 */ case FIRE: if(point[x][y] == 0){ if(flag){ point[x][y] = 1; serviceRepaints(); blackWin = judgWin(); flag = false; } else{ point[x][y] = -1; serviceRepaints(); whiteWin = judgWin(); flag = true; } repaint(); } break; } } } public boolean judgWin(){ int judg = point[x][y]; int x1 = x, y1 = y; int count = 0; /* 纵向判断 */ while(point[x1][y1] == judg){ count++; y1--; if(y1 < 0) break; } y1 = y+1; while(point[x1][y1] == judg){ count++; y1++; if(y1 > cellnumb+1) break; } if(count == 5) return true; /* 横向判断 */ count = 0; y1 = y; while(point[x1][y1] == judg){ count++; x1--; if(x1 < 0) break; } x1 = x+1; while(point[x1][y1] == judg){ count++; x1++; if(x1 > cellnumb+1) break; } if(count == 5) return true; /* 反对角线方向判断 */ count = 0; x1 = x; y1 = y; while(point[x1][y1] == judg){ count++; x1--; y1++; if(x1 < 0 || y1>cellnumb+1) break; } x1 = x+1; y1 = y-1; while(point[x1][y1] == judg){ count++; x1++; y1--; if(x1 > cellnumb+1 || y1<0) break; } if(count == 5) return true; /* 对角线方向判断 */ count = 0; x1 = x; y1 = y; while(point[x1][y1] == judg){ count++; x1++; y1++; if(x1 >cellnumb+1 || y1>cellnumb+1) break; } x1 = x-1; y1 = y-1; while(point[x1][y1] == judg){ count++; x1--; y1--; if(x1 <0 || y1<0) break; } if(count == 5) return true; return false; } public void commandAction(Command c, Displayable arg1) { if(c.getLabel().equals("重新开始")){ initGame(); repaint(); } } }