这是一个简单的c语言源代码，C语言实现弹跳小球，设置了小球的分数及过关的难度。
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#include "graphics.h"
#include "math.h"
#define LEFT 0x4b00
#define RIGHT 0x4d00
#define ESC 0x011b
int x,y,x1,y1,key,t1,t2,keyx,keylong,keymove,over=0,i,tt=0,fast;
int ballx[9]={53,103,263,120,236,390,410,450,600};
int bally[9]={158,239,120,113,30,313,120,263,231},ballz[9]={0};
float ls;
win()
{float lx,ly,ll;
for(i=0;i<9;i++)
{
if(ballz[i]==1)/*假如球体已经消失就不判定*/
continue;
lx=(float)(ballx[i]-x);
ly=(float)bally[i]-y;
ll=lx*lx+ly*ly;
ls=sqrt(ll);
if((int)ls<17)/*判定两球是否碰到*/
{tt++;/*记录消失几个球*/
fast-=50;/*速度加快*/
if(i%2==0)/*移动加快*/
keymove+=5;
else
{
setcolor(0);
rectangle(keyx,460,keyx+keylong,470);
keylong-=10;/*长条变短*/
setcolor(YELLOW);
rectangle(keyx,460,keyx+keylong,470);
}
ballz[i]=1;
setcolor(0);
circle(ballx[i],bally[i],10);
if(y<bally[i])
if(x<ballx[i])
{t1=-1;t2=-1;}
else
{t1=1;t2=-1;}
else
if(x<ballx[i])
{t1=-1;t2=1;}
else
{t1=1;t2=1;}
}
}
}
fungo()
{ x=100,y=50,keyx=200,keylong=100,keymove=15,fast=5000;
for(i=0;i<9;i++)
{
setcolor(i+1);
circle(ballx[i],bally[i],10);
}
sleep(1);
t1=t2=1;
while(1)
{
while(!kbhit())
{
setcolor(YELLOW);
rectangle(keyx,460,keyx+keylong,470);
x1=x;
y1=y;
x+=t1;
y+=t2;
setcolor(4);
circle(x,y,6);
delay(fast);
setcolor(0);
circle(x,y,6);
win();
if(tt==9)/*胜利*/
{
cleardevice();
over=1;
setcolor(RED);
settextstyle(0,0,4);
setusercharsize(3,1,3,1);
outtextxy(200,200," YOU WIN! ");
break;
}
if(y>480)/*失败*/
{
cleardevice();
over=1;
setcolor(RED);
settextstyle(0,0,4);
setusercharsize(3,1,3,1);
outtextxy(200,200,"GAME OVER");
break;
}
else if(x==11&&y==11)/*判定碰到东西*/
{t1=1;t2=1;}
else if(x==629&&y==11)
{t1=-1;t2=1;}
else if(x==11)
{
if(y<y1)
{t1=1;t2=-1;}
else
{t1=1;t2=1;}
}
else if(y==11)
{
if(x<x1)
{t1=-1;t2=1;}
else
{t1=1;t2=1;}
}
else if(x==629)
{
if(y1>y)
{t1=-1;t2=-1;}
else
{t1=-1;t2=1;}
}
else if(y==449)
{
if(x>=keyx&&x<=keyx+keylong)
{
if(x<(keyx+keylong/4))
{t1=-1;t2=-1;}
else if(x>=(keyx+keylong/4)&&x<(keyx+keylong/2))
{t1=-1;t2=-2;}
else if(x>=(keyx+keylong/2)&&x<(keyx+keylong/4*3))
{t1=1;t2=-2;}
else
{t1=1;t2=-1;}
}
}
}
if(over)
break;
key=bioskey(0);
setcolor(0);
rectangle(keyx,460,keyx+keylong,470);
if(key==ESC)
{cleardevice();break;}
else if(key==LEFT)
keyx-=keymove;
else if(key==RIGHT)
keyx+=keymove;
}
}
main()
{int gd=DETECT,gr;
initgraph(&gd,&gr,"c:\\tc");
fungo();
getch();
sleep(1);
closegraph();
}
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