PaintBrush Program

PaintBrush Program

#include<conio.h>
#include<graphics.h>
#define L 75
#define R 77
#define U 72
#define D 80
#define DEL  83
#define PGD  81
#define PGU  73
#define HOME 71
#define END  79
#define F1   59
#define F2   60
#define F3   61
#define F4   62
#define F5   63
#define F6   64
#define F7   65
#define F8   66
#define F9   67
#define F10  68
#define F11  133
#define F12  134
#define INS  82
#define ALTS 31
#define ALTO 24
int x=350,y=230,c,w=0,z=0;
void main(void)
  {
   int gd=DETECT,gm;
   char ch,ch1,ch2,text[60];
   void *q;
   initgraph(&gd,&gm,"");
   setcolor(GREEN);
   outtextxy(200,0,"THIS IS A PAINT BRUSH SCREEN ");
   rectangle(10,10,600,460);
   rectangle(10,10,150,460);
   setcolor(7);
   outtextxy(12,20, "F1 : BLACK");
   setcolor(1);
   outtextxy(12,50, "F2 : BLUE");
   setcolor(2);
   outtextxy(12,80, "F3 : GREEN");
   setcolor(3);
   outtextxy(12,110,"F4 : CYAN");
   setcolor(4);
   outtextxy(12,140,"F5 : RED");
   setcolor(5);
   outtextxy(12,170,"F6 : MAGENTA");
   setcolor(8);
   outtextxy(12,200,"F7 : GRAY");
   setcolor(9);
   outtextxy(12,230,"F8 : LIGHTBLUE");
   setcolor(10);
   outtextxy(12,260,"F9 : LIGHTGREEN");
   setcolor(12);
   outtextxy(12,290,"F10: LIGHTRED");
   setcolor(14);
   outtextxy(12,320,"F11: YELLOW");
   setcolor(15);
   outtextxy(12,350,"F12: WHITE");
   rectangle(10,380,150,460);
   outtextxy(12,390,"INS:");
   outtextxy(12,400,"1.CIRCLE");
   outtextxy(12,410,"2.SQUARE");
   outtextxy(12,420,"3.HORIZONTAL LINE");
   outtextxy(12,430,"4.VERTICAL   LINE");
   while( getch()==0)
     {
      switch(getch())
                {
                 case F1: c=0;break;
                 case F2: c=1;break;
                 case F3: c=2;break;
                 case F4: c=3;break;
                 case F5: c=4;break;
                 case F6: c=5;break;
                 case F7: c=8;break;
                 case F8: c=9;break;
                 case F9: c=10;break;
                 case F10: c=12;break;
                 case F11: c=14;break;
                 case F12: c=15;break;
                 case L :x--; image(x,y,c);break;
                 case R :x++; image(x,y,c);break;
                 case U :y--; image(x,y,c);break;
                 case D :y++; image(x,y,c);break;
                 case DEL  :  image(x,y, 0);break;
                 case PGD  :          y=y+3;break;
                 case PGU  :          y=y-3;break;
                 case HOME :          x=x-3;break;
                 case END  :          x=x+3;break;
                 case INS  :  ch2=getch();
                                       setcolor(c);
                                       if((int)ch2-48==1)
                                                     {
                                                     ch1=getch();
                                                     circle(x,y,2*(int)ch1-48);
                                                     }
                                       else if((int)ch2-48==2)
                                                     {
                                                     ch1=getch();
                                                     rectangle(x,y,x+2*(int)ch1-48,y+2*(int)ch1-48);
                                                     }
                                       else if((int)ch2-48==3)
                                                     {

                                                     w=x+20;
                                                     line(x,y,w,y);
                                                     gotoxy(w,y);
                                                     }
                                       else if((int)ch2-48==4)
                                                     {
                                                      z=y+20;
                                                      line(x,y,x,z);
                                                      moveto(x,z);
                                                     }
                                       break;

                }
     }
   }


                   image(int x,int y, int c)
                    {
                     putpixel(x,y,c);
                     putpixel(x++,y,c);
                     putpixel(x,y,c);
                     putpixel(x--,y,c);
                    }