Egg Game in C _ 2

Egg Game in C

#include"dos.h"
#include"graphics.h"
#include<stdio.h>
#include<conio.h>
#include<process.h>
#include<dos.h>
#include<stdlib.h>
#include<iostream.h>
 union REGS i,o;
 main()
 {
   int initmouse();
   int restrictmouseptr(int,int,int,int);
   int getmousepos(int *,int *,int *);
   int showmouseptr();

  int gd=DETECT,gm,maxx,maxy,x,y,button;
  initgraph(&gd,&gm,"");

  int count=0;
  maxx=getmaxx();
  maxy=getmaxy();

  setbkcolor(1);
  setviewport(0,0,maxx,maxy,1);
  gotoxy(26,1);

  if(initmouse()==0)
   {
    closegraph();
    restorecrtmode();
//to go back to normal graphics mode or deleting viewport.
    printf("
mouse driver not loaded");
    exit(1);
   }
  restrictmouseptr(0,getmaxy()-20,maxx,getmaxy()-15);

   int a=30;int b=0;
  setcolor(0);
  setfillstyle(1,15);
  int score=0;
  count=20;
  int s=5;
  int level=0;
  char name[40];
  gotoxy(5,2);
  cout<<"PLEASE ENTER YOUR SWEET NAME::-";
  gets(name);
  gotoxy(5,2);
  cout<<"
";


  while(!kbhit())
   {
     getmousepos(&button,&x,&y);

      setcolor(15);
       setfillstyle(1,15);
       fillellipse(a,b,10,15);
       if((b>getmaxy()-20)&&(b<=getmaxy()-15))
// For checking the egg position.

    {
     if(a>=(x-20)&&(a<=(x+60)))
        {
          score+=10;
          gotoxy(320,2);
          textcolor(13);
          cout<<"your score: "<<score;

        }
    }
       if(b>getmaxy()+40)
       {
    b=0;
    a=random(getmaxx());
    gotoxy(10,2);
    cout<<"eggs left: "<<count;
    count--;
    if(count==-1)
      {
       gotoxy(32,10);
       cout<<"LEVEL COMPLETED.";
       level++;
       if(level==4)
       {
       goto varun;
       }
       count=10;
       s++;
       getch();
       gotoxy(32,10);
      cout<<"                ";
      }
       }
       setcolor(10);
       line(x,getmaxy(),x+40,getmaxy());
       line(x,getmaxy(),x-20,getmaxy()-20);
       line(x+40,getmaxy(),x+60,getmaxy()-20);
       line(x-20,getmaxy()-20,x+60,getmaxy()-20);
       delay(10);

       setcolor(0);
       line(x,getmaxy(),x+40,getmaxy());
       line(x,getmaxy(),x-20,getmaxy()-20);
       line(x+40,getmaxy(),x+60,getmaxy()-20);
       line(x-20,getmaxy()-20,x+60,getmaxy()-20);
       setfillstyle(1,0);
       fillellipse(a,b,10,15);
    b+=s;
     }
    varun:
    gotoxy(30,12);
    cout<<"EXCELLENT WORK "<<name;
    gotoxy(33,15);
    cout<<"GAME OVER.   ";
    gotoxy(32,18);
    cout<<"YOUR SCORE:"<<score;
    gotoxy(58,24);
    cout<<"COMPOSED BY:";
    gotoxy(55,25);
    cout<<"VARUN KUMAR SONKER";
    gotoxy(30,10);
    cout<<"GREATEST SCORE::"<< 540;


    getch();
    getch();
    }


     initmouse()
    {
     i.x.ax=0;//for  initialising mouse.
     int86(0x33,&i,&o);
     return(o.x.ax);
    }

    showmouseptr()
    {
     i.x.ax=1; // for displaying mouse pointer.
     int86(0x33,&i,&o);
    }
    restrictmouseptr(int x1,int y1,int x2,int y2)
    {
     i.x.ax=7;     //to define the upper left boundry of mouse.
     i.x.cx=x1;
     i.x.dx=x2;
     int86(0x33,&i,&o);
     i.x.ax=8;   //to define the bottom right boundry of mouse.
     i.x.cx=y1;
     i.x.dx=y2;
     int86(0x33,&i,&o);
    }
   getmousepos(int *button,int *x, int *y)
   {
    i.x.ax=3; //to move mouse.
    int86(0x33,&i,&o);
    *button=o.x.bx;
    *x=o.x.cx;
    *y=o.x.dx;
    }