用了斯坦福的cs111库编的（学校用来启蒙的库），由于不了解键盘输入的库，便采取鼠标点击控制方向....rar

/* 贪食蛇游戏 * 作者：金鑫 * QQ:12009412 * MSN:aihenry8848@hotmai.com * 用鼠标点控制方向！ */ #include <stdio.h> #include "genlib.h" #include "simpio.h" #include "graphics.h" #include "extgraph.h" #include "random.h" #include "strlib.h" #define STARTX 1 #define STARTY 0.6 #define DX 0.12 #define DY 0.12 typedef struct { int x; int y; }zbT; typedef struct { double x; double y; }control; /*初始化窗口并画开始的格子及相关一大堆东西*/ void Start(void); /*画控制区*/ void DrawButton(void); /*多搞几个颜色*/ void DefineColors (void); /*画出蛇的一节*/ void DrawD(zbT zb); /*擦去蛇的一节*/ void EraseD(zbT zb); /*判断鼠标点的控制方向*/ char Judge(control click); void Move(int length,int dx,int dy); /*把作为墙的格子初始化一下*/ void InitCells(void); void InitzbT(void); void RandomD(void); void Speed(int d); void ScoreBoard(int length); int cell[42][42]; double difficulty; zbT she[30]; zbT hh; void main (void) { int d; string x; //zbT hhhh; /*这里让玩家选择蛇行走快慢*/ printf("这是贪食蛇游戏\n你将通过点击控制区的方位来控制方向\n"); printf("想试试哪种难度？\n1---Easy\n2---Medium\n3---Hard\n"); printf("请输入1或2或3！\n"); d=GetInteger(); while (d>3||d<1) { printf("请输入1或2或3！"); d=GetInteger(); } Speed(d); InitzbT(); //hhhh.x=1;hhhh.y=1; Start(); // DrawD(hhhh); Randomize(); InitCells(); /*给玩家一个准备时间，避免手忙脚乱。*/ do { printf("Are you ready!\nif you are, please enter \"y\" as a signal."); x=GetLine(); }while (IthChar(x,0)!='y'); RandomD(); Move(3,1,0); } void Move(int length,int dx,int dy) { char got; control click; int i; while ((!MouseButtonIsDown())&&(cell[she[0].x][she[0].y]==0)) { cell[hh.x][hh.y]=0; for(i=0;i<length;i++) { DrawD(she[i]); cell[she[i].x][she[i].y]=-1; } Pause(difficulty/4); Pause(difficulty/4); Pause(difficulty/4); Pause(difficulty/4); for(i=0;i<length;i++) { EraseD(she[i]); } hh=she[length]; for (i=length-1;i>=0;i--) { she[i+1]=she[i]; } she[0].x+=dx; she[0].y+=dy; } click.x=GetMouseX(); click.y=GetMouseY(); WaitForMouseUp(); if (cell[she[0].x][she[0].y]==-1) { printf("You lose!"); MovePen(6.3,1); SetPenColor("Black"); SetPointSize(30); SetStyle(1); DrawTextString("You Lose!"); } else { got=Judge(click); switch (got) { case 'a':{ if (dx>0) ; else { dx=-1; dy=0; } }break; case 's':{ if (dy>0) ; else { dy=-1; dx=0; } }break; case 'w':{ if (dy<0) ; else { dy=1; dx=0; } }break; case 'd':{ if (dx<0) ; else { dx=1; dy=0; } }break; } if (cell[she[0].x][she[0].y]==1) { length+=1; she[length]=she[length-1]; RandomD(); cell[she[0].x][she[0].y]=0; ScoreBoard(length); } if (length==30) { printf("You Win!"); MovePen(6.3,1); SetPenColor("Red"); SetPointSize(30); SetStyle(1); DrawTextString("You Win!"); } else Move(length,dx,dy); } } void InitCells(void) { int i,j; for (i=0;i<42;i++) { for (j=0;j<42;j++) { cell[i][j]=-1; } } for (i=1;i<41;i++) { for (j=1;j<41;j++) { cell[i][j]=0; } } } void Speed(int d) { if (d==1) difficulty=0.15; if (d==2) difficulty=0.1; if (d==3) difficulty=0.05; } void InitzbT(void) { int i; for (i=0;i<30;i++) { she[i].x=0; she[i].y=0; } she[0].x=5; she[0].y=5; she[1].x=4; she[1].y=5; she[2].x=3; she[2].y=5; } char Judge(control click) { double sx,sy; sx=GetWindowWidth()-1.05; sy=GetWindowHeight()-1.05; if ((click.x+click.y)>(sx+sy)) { if ((click.x-sx)>(click.y-sy)) return('d'); else return('w'); } else { if ((click.x-sx)>(click.y-sy)) return('s'); else return('a'); } } void RandomD(void) { int i,j; zbT zb; do { i=RandomInteger(1,40); j=RandomInteger(1,40); }while (cell[i][j]==-1); cell[i][j]=1; zb.x=i; zb.y=j; DrawD(zb); } void Start(void) { int i; SetWindowSize(GetFullScreenWidth() * 0.6, GetFullScreenHeight() * 0.55); SetWindowTitle("Jason----aihenry2980@sjtu.edu.cn"); InitGraphics(); DefineColors(); DrawButton(); MovePen(1,5.5); SetPenColor("Red"); SetPointSize(20); SetStyle(1); DrawTextString("当蛇长度达到三十时你就赢了!"); MovePen(6.3,3.5); SetPenColor("Purple"); DrawTextString("现在的长度是："); MovePen(7,2.5); SetPenColor("Red"); SetPointSize(50); DrawTextString("3"); SetPenColor("Blue"); for (i=0;i<41;i++) { MovePen(STARTX+i*DX,STARTY); DrawLine(0,40*DY); } for (i=0;i<41;i++) { MovePen(STARTX,STARTY+i*DX); DrawLine(40*DY,0); } SetPenColor("Orange"); SetPointSize(15); for (i=0;i<40;i++) { MovePen(STARTX+i*DX,STARTY-0.2); if(i%5==0) DrawTextString(IntegerToString(i+1)); } for (i=0;i<40;i++) { MovePen(STARTX-0.3,STARTY+i*DY); if(i%5==0) DrawTextString(IntegerToString(i+1)); } DrawD(she[0]); DrawD(she[1]); DrawD(she[2]); } void ScoreBoard(int length) { MovePen(7,2.5); SetPenColor("White"); StartFilledRegion(1); DrawLine(1,0); DrawLine(0,0.9); DrawLine(-1,0); DrawLine(0,-0.9); EndFilledRegion(); SetPenColor("Red"); SetPointSize(50); DrawTextString(IntegerToString(length)); } void DefineColors (void) { DefineColor("Orange", 0.9, 0.5, 0); DefineColor("Gold", 0.9, 0.8, 0); DefineColor("Emerald", 0, 0.8, 0); DefineColor("Teal", 0, 0.8, 0.7); DefineColor("Aqua", 0, 0.6, 1.0); DefineColor("Periwinkle", 0.5, 0, 0.7); DefineColor("Purple", 0.6, 0, 0.7); DefineColor("Violet", 0.6, 0, 0.6); DefineColor("HotPink", 1.0, 0, 0.5); DefineColor("Black", 0.0,0.0,0.0); } void DrawD(zbT zb) { MovePen(STARTX+(zb.x-1)*DX+0.02,STARTY+(zb.y-1)*DY+0.01); SetPenColor("Red"); StartFilledRegion(1); DrawLine(0.09,0); DrawLine(0,0.09); DrawLine(-0.09,0); DrawLine(0,-0.09); EndFilledRegion(); } void EraseD(zbT zb) { MovePen(STARTX+(zb.x-1)*DX+0.02,STARTY+(zb.y-1)*DY+0.01); SetPenColor("White"); StartFilledRegion(1); DrawLine(0.09,0); DrawLine(0,0.09); DrawLine(-0.09,0); DrawLine(0,-0.09); EndFilledRegion(); } void DrawButton(void) { MovePen(GetWindowWidth()-1.6,GetWindowHeight()-0.4); SetPenColor("Aqua"); SetStyle(1); SetPointSize(25); DrawTextString("控制区"); MovePen(GetWindowWidth()-1.5,GetWindowHeight()-1.5); DrawLine(0.9,0.9); MovePen(GetWindowWidth()-0.6,GetWindowHeight()-1.5); DrawLine(-0.9,0.9); SetPenColor("Teal"); SetPointSize(13); SetStyle(1); MovePen(GetWindowWidth()-1.15,GetWindowHeight()-0.75); DrawTextString("上"); MovePen(GetWindowWidth()-1.5,GetWindowHeight()-1.15); DrawTextString("左"); MovePen(GetWindowWidth()-0.8,GetWindowHeight()-1.15); DrawTextString("右"); MovePen(GetWindowWidth()-1.15,GetWindowHeight()-1.5); DrawTextString("下"); }