/*===========================Program Description==========================*/
/*程序名称：game.c                                                        */
/*程序目的：打砖块游戏演示                                                */
/*written by :

百战居士                                                    */
/*========================================================================*/
#include "Graphics.h"
#include "Stdio.h"
#include "Conio.h"                /*所需的头文件*/
#include "DOS.H"
int on;                           /*声明具有开关作用的全局变量*/
static int score;                 /*声明静态的记分器变量*/


/* 定义开始界面函数*/

int open()
{
setviewport(100,100,500,380,1);   /*设置图形窗口区域*/
setcolor(4);                      /*设置作图色*/
rectangle(0,0,399,279);           /*以矩形填充所设的图形窗口区域*/
setfillstyle(SOLID_FILL,7);       /*设置填充方式*/
floodfill(50,50,4);               /*设置填充范围*/
setcolor(8);
settextstyle(0,0,9);              /*文本字体设置*/
outtextxy(90,80,"BALL");          /*输出文本内容*/
settextstyle(0,0,1);
outtextxy(110,180,"version 1.0");
outtextxy(110,190,"made by ddt");
setcolor(128);
settextstyle(0,0,1);
outtextxy(120,240,"Press any key to continue......");
}

/*定义退出界面函数*/
int quitwindow()
{
char s[100];                       /*声明用于存放字符串的数组*/
setviewport(100,150,540,420,1);
setcolor(YELLOW);
rectangle(0,0,439,279);
setfillstyle(SOLID_FILL,7);
floodfill(50,50,14);
setcolor(12);
settextstyle(0,0,8);
outtextxy(120,80,"End");
settextstyle(0,0,2);
outtextxy(120,200,"quit? Y/N");
sprintf(s,"Your score is:%d",score);/*格式化输出记分器的值*/
outtextxy(120,180,s);
on=1;                               /*初始化开关变量*/
}

/*主函数*/
main()
{
int gdriver,gmode;
gdriver=DETECT;                    /*设置图形适配器*/
gmode=VGA;                         /*设置图形模式*/
registerbgidriver(EGAVGA_driver); /*建立独立图形运行程序*/
initgraph(&gdriver,&gmode,"");     /*图形系统初试化*/
setbkcolor(14);
open();                            /*调用开始界面函数*/
getch();                           /*暂停*/

while(1)                             /*此大循环体控制游戏的反复重新进行*/
{
   int driver,mode,l=320,t=400,r,a,b,dl=5,n,x=200,y=400,r1=10,dx=-2,dy=-2;/*初始化小球相关参数*/ 
   int left[100],top[100],right[100],bottom[100],i,j,k,off=1,m,num[100][100];/*方砖阵列相关参数*/
   static int pp;
   static int phrase;                /*一系列起开关作用的变量*/
   int oop=15;
   pp=1;
   score=0;
   driver=DETECT;
   mode=VGA;
   registerbgidriver(EGAVGA_driver);
   initgraph(&driver,&mode,"");
   setbkcolor(10);
   cleardevice();                   /*图形状态下清屏*/
   clearviewport();                 /*清除现行图形窗口内容*/
   b=t+6;
   r=l+60;
   setcolor(1);
   rectangle(0,0,639,479);
   setcolor(4);
   rectangle(l,t,r,b);
   setfillstyle(SOLID_FILL,1);
   floodfill(l+2,t+2,4);

   for(i=0,k=0;i<=6;i++)            /*此循环绘制方砖阵列*/
     {   
       top[i]=k;
       bottom[i]=top[i]+20;
       k=k+21;
       oop--;
for(j=0,m=0;j<=7;j++)
{
   left[j]=m;
   right[j]=left[j]+80;
   m=m+81;
   setcolor(4);
   rectangle(left[j],top[i],right[j],bottom[i]);
   setfillstyle(SOLID_FILL,j+oop);
   floodfill(left[j]+1,top[i]+1,4);
   num[i][j]=pp++;
}
     }


   while(1)                        /*此循环控制整个动画*/
   { 
     while(!kbhit())                             
      {
       x=x+dx;                     /*小球运动的圆心变量控制*/
       y=y+dy;
       if(x+r1>r||x+r1<r)
         { phrase=0;}
       if((x-r1<=r||x+r1<=r)&&x+r1>=l)
           {
              if(y<t)
              phrase=1;
              if(y+r1>=t&&phrase==1)
                {dy=-dy;y=t-1-r1;}
           }


      if(off==0)
      continue;

      for(i=0;i<=6;i++)               /*此循环用于判断、控制方砖阵列的撞击、擦除*/

        for(j=0;j<=7;j++)
        {
          if((x+r1<=right[j]&&x+r1>=left[j])||(x-r1<=right[j]&&x-r1>=left[j]))
            {
              if(( y-r1>top[i]&&y-r1<=bottom[i])||(y+r1>=top[i]&&y+r1<=bottom[i] ))
         {
            if(num[i][j]==0)
              {continue; }
             setcolor(10);
             rectangle(left[j],top[i],right[j],bottom[i]);
             setfillstyle(SOLID_FILL,10);
             floodfill(left[j]+1,top[i]+1,10);
      dy=-dy;
             num[i][j]=0;
             score=score+10;
             printf("%d\b\b\b",score);
                }
            }
         if((y+r1>=top[i]&&y+r1<=bottom[i])||(y-r1>=top[i]&&y-r1<=bottom[i]))
            {
              if((x+r1>=left[j]&&x+r1<right[j])||(x-r1<=right[j]&&x-r1>left[j]))
                {
          if(num[i][j]==0)
          { continue;}
          setcolor(10);
          rectangle(left[j],top[i],right[j],bottom[i]);
          setfillstyle(SOLID_FILL,10);
          floodfill(left[j]+1,top[i]+1,10);
          dx=-dx;
          num[i][j]=0;
          score=score+10;
          printf("%d\b\b\b",score);
                }
            }
       }

        if(x+r1>639)                 /*控制小球的弹射范围*/
          {dx=-dx;x=638-r1;}
        if(x<=r1)
          {dx=-dx;x=r1+1;}
        if(y+r1>=479)
          {off=0;quitwindow();break;}
        if(y<=r1)
          {dy=-dy;y=r1+1;}
        if(score==560)
          {off=0;quitwindow();break;}
        setcolor(6);                
        circle(x,y,r1);
        setfillstyle(SOLID_FILL,14);
        floodfill(x,y,6);
        delay(10);
        setcolor(10);
        circle(x,y,r1);
        setfillstyle(SOLID_FILL,10);
        floodfill(x,y,10);
   }

       a=getch();
       setcolor(10);
       rectangle(l,t,r,b);
       setfillstyle(SOLID_FILL,10);
       floodfill(l+2,t+2,10);
       if(a==77&&l<=565)              /*键盘控制设定*/
         {dl=20;l=l+dl;}
       if(a==75&&l>=15)
         {dl=-20;l=l+dl;}
       if(a=='y'&&on==1)
         break;
       if(a=='n'&&on==1)
         break;
       if(a==27)
         {quitwindow();off=0;}
       r=l+60;
       setcolor(4);
       rectangle(l,t,r,b);
       setfillstyle(SOLID_FILL,1);
       floodfill(l+5,t+5,4);
       delay(10); 
}
    if(a=='y'&&on==1)                  /*是否退出游戏*/
      {break;}
    if(a=='n'&&on==1)
      { continue;}
}
closegraph();

}
