Graphics in C Programming

Graphics

The following functions compose the Borland Graphics Interface and are usually available for 16 bit DOS applications. Use them to create onscreen graphics with text. They are defined in graphics.h.

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 getch();
 closegraph();      /* closes down the graphics system */
 return 0;
}

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)  
    { 
    printf("Graphics error occurred");
    printf("Press any key to halt:");
    getch();     /* wait for a key */
    exit(1);
    }

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)  
    { 
    printf("Graphics error occurred");
    printf("Press any key to halt:");
    getch(); 
    exit(1); 
    }
 outtext("Welcome to Borland Graphics Interface");       
/* output the message */
 getch();
 closegraph();
 return 0;
}

     
//outtextxy
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)   
    { 
    printf("Graphics error occurred");
    printf("Press any key to halt:");
    getch();
    exit(1); 
    }
 outtextxy(175,250,"Welcome to Borland Graphics Interface");
 getch();
 closegraph();
 return 0;
}

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//outtextxy
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
    {
    printf("Graphics error occurred");
    printf("Press any key to halt:");
    getch();
    exit(1);
    }
 setbkcolor(BLUE);
 outtextxy(175,250,"Welcome to Borland Graphics Interface");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error,maximumcolor;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
    { 
    printf("Graphics error occurred");
    printf("Press any key to halt:");
    getch();
    exit(1); 
    }
 maximumcolor = getmaxcolor();
 for (i=0; i<=maximumcolor;i++)
   {
   setbkcolor(i);    
   outtextxy(175,250,"Welcome to Borland Graphics Interface");   
   outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com"); 
   getch();
   }
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error,maximumcolor;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 maximumcolor = getmaxcolor();
 for (i=0; i<=maximumcolor;i++)
 {
 setbkcolor(i); 
 sprintf(message, "Background color: %d",i); /* create a message string */
 outtextxy(250, 240,message); 
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com");
 getch();
 }
 getch();
 closegraph();
 return 0;
}

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error,maximumcolor;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 maximumcolor = getmaxcolor();
 for (i=0; i<=maximumcolor;i++)
 {
 cleardevice(); /* clear the screen */
 setbkcolor(i); 
 sprintf(message, "Background color: %d",i);
 outtextxy(250, 240,message); 
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com"); 
 getch();
 }
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error,maximumcolor;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 setbkcolor(BLUE);
 maximumcolor = getmaxcolor();
 for (i=0; i<=maximumcolor;i++)
 {
 cleardevice(); 
 setcolor(i); 
 sprintf(message, "Graphics color: %d",i);
 outtextxy(250, 240,message); 
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com");
 getch();
 }
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,j=0,error,maximumcolor;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for (i=1; i<11; i++)
 {
 /* select the text style, direction, and size */
 settextstyle(SANS_SERIF_FONT, HORIZ_DIR, i);
 sprintf(message, "Size: %d", i);
 outtextxy(1,j, message);
 /* advance to the next text line */
 j += textheight(message);
 }
 getch();
 closegraph();
 return 0;
}

     
/* textwidth example */
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,j=0,k=0,error,maximumcolor;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 j = getmaxy() / 2;
 settextjustify(LEFT_TEXT, CENTER_TEXT);
 for (i = 1; i < 11; i++)
 {
 settextstyle(SANS_SERIF_FONT, HORIZ_DIR, i);
 sprintf(message, "Size: %d", i);
 outtextxy(k, j, message);
 /* advance to the end of the text */
 k+= textwidth(message);
 }
 getch();
 closegraph();
 return 0;
}

     
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char range[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 sprintf(range, "X values range from 0..%d", getmaxx());
 outtextxy( getmaxx()/2,getmaxy()/2 ,range);
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char range[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 sprintf(range, "Y values range from 0..%d", getmaxy());
 outtextxy( getmaxx()/2,getmaxy()/2 ,range);
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//delay
int main()
 {
 int gd=DETECT,gm,error,i;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for(i=0;i<=getmaxy();i++)
 {
 cleardevice();
 sprintf(message, ".<<---(x=0,y=%d) :: www.COnlineCourse.com",i);
 outtextxy( 0,i ,message);
 delay(100);
 }
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//delay
int main()
 {
 int gd=DETECT,gm,error,i;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for(i=0;i<=getmaxx();i++)
 {
 cleardevice();
 sprintf(message, ".<<---(x=%d,y=10) :: www.COnlineCourse.com",i);
 outtextxy( i,10 ,message);
 delay(100);
 }
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for(i=1;i<=150;i+=10)
 {
 cleardevice();
 arc (310,250,360-i, (360-i)+150,i); 
 //void arc (int x, int y, int startangle, int endangle, int radius);
 outtextxy(getmaxx()-200,getmaxy()-100,"Center:(310,250)");
 sprintf(message, "Radius : %d",i);
 outtextxy(getmaxx()-200,getmaxy()-80,message);
 sprintf(message, "Start angle : %d ",360-i);
 outtextxy(getmaxx()-200,getmaxy()-60,message);
 sprintf(message, "End angle : %d",(360-i)+150);
 outtextxy(getmaxx()-200,getmaxy()-40,message);
 getch();
 }
 cleardevice();
 for(i=1;i<=150;i+=10)
 arc (310,250,360-i, (360-i)+150,i);
 outtextxy(getmaxx()-250,getmaxy()-40,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 bar (320,250, 250, 10);
 outtextxy(getmaxx()-200,getmaxy()-100,"Left : 320");
 outtextxy(getmaxx()-200,getmaxy()-80,"Top : 250");
 outtextxy(getmaxx()-200,getmaxy()-60,"Right : 250");
 outtextxy(getmaxx()-200,getmaxy()-40,"Bottom : 10");
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 setbkcolor(BLUE);
 bar3d(320,250, 250, 50,35,125);
 outtextxy(getmaxx()-200,getmaxy()-140,"Left : 250");
 outtextxy(getmaxx()-200,getmaxy()-120,"Top : 250");
 outtextxy(getmaxx()-200,getmaxy()-100,"Right : 250");
 outtextxy(getmaxx()-200,getmaxy()-80,"Bottom : 50");
 outtextxy(getmaxx()-200,getmaxy()-60,"Depth : 35");
 outtextxy(getmaxx()-200,getmaxy()-40,"Top Flag : 125");
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 setbkcolor(BLUE);
 for(i=10;i<=210;i+=10)
 {
 cleardevice();
 circle (320, 250,i); 
 outtextxy(getmaxx()-200,getmaxy()-60,"Center : (320,250)");
 sprintf(message, "Radius : %d",i);
 outtextxy(getmaxx()-200,getmaxy()-40,message);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 }
 cleardevice();
 for(i=10;i<=210;i+=10)
 circle (320, 250,i);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 int poly[10],maxx, maxy;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 setbkcolor(BLUE);
 maxx = getmaxx();
 maxy = getmaxy();
 poly[0] = 30; /* first vertex */
 poly[1] = maxy / 2;
 poly[2] = maxx - 30; /* second vertex */
 poly[3] = 30;
 poly[4] = maxx - 75; /* third vertex */
 poly[5] = maxy - 30;
 poly[6] = maxx / 2; /* fourth vertex */
 poly[7] = maxy / 2;
 poly[8] = poly[0]; /* drawpoly doesn't automatically close */
 poly[9] = poly[1]; /* the polygon, so we close it */
 drawpoly(5, poly); /* draw the polygon */
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,poly[10],maxx, maxy,i,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1); 
 }
 setbkcolor(BLUE);
 maxx = getmaxx();
 maxy = getmaxy();
 poly[0] = 30; 
 poly[1] = maxy / 2;
 poly[2] = maxx - 30; 
 poly[3] = 30;
 poly[4] = maxx - 75; 
 poly[5] = maxy - 30;
 poly[6] = maxx / 2; 
 poly[7] = maxy / 2;
 poly[8] = poly[0]; /* drawpoly doesn't automatically close */
 poly[9] = poly[1]; 
 for (i=EMPTY_FILL; i     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 line(0, 0, getmaxx(), getmaxy()); /* draw a line */
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,j,error;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for(i=50,j=100;i<=100;i+=10,j+=20)
 {
 cleardevice();
 ellipse (getmaxx()/2,getmaxy()/2,0,360,j+75, j); //<<<<<<<<<
 line(getmaxx()/2,getmaxy()/2,(getmaxx()/2)+j+75,getmaxy()/2);
 line(getmaxx()/2,getmaxy()/2,getmaxx()/2,(getmaxy()/2)-j);
 sprintf(message, "Center (%d,%d)",getmaxx()/2,getmaxy()/2);
 outtextxy(getmaxx()-200,getmaxy()-120,message);
 outtextxy(getmaxx()-200,getmaxy()-100,"Start agle : 0");
 outtextxy(getmaxx()-200,getmaxy()-80,"End angle : 360");
 sprintf(message, "xradius: %d ",j+75);
 outtextxy(getmaxx()-200,getmaxy()-60,message);
 sprintf(message, "yradius : %d",j);
 outtextxy(getmaxx()-200,getmaxy()-40,message);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 }
 cleardevice();
 for(i=50,j=100;i<=100;i+=10,j+=20)
 ellipse (getmaxx()/2,getmaxy()/2,0,360,j+75,j);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,i,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 /* loop through the fill patterns */
 for (i = EMPTY_FILL; i < USER_FILL; i++)
 {
 /* set fill pattern */
 setfillstyle(i, getmaxcolor());
 /* draw a filled ellipse */
 fillellipse(getmaxx() / 2, getmaxy() / 2,200, 150);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 }
 getch();
 closegraph();
 return 0;
}


     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* floodfill example */
#include <stdlib.h>
int main()
 {
 int gd=DETECT,gm,i,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor()); /* select drawing color */
 setfillstyle(SOLID_FILL, getmaxcolor()); /* select fill color */
 rectangle(0, 0, getmaxx(), getmaxy()); /* draw a border around the screen */
 circle(getmaxx() / 3, getmaxy() /2, 50);
 circle(getmaxx()-20, 10, 50);
 circle(100, 100, 50);
 circle(getmaxx() / 2, 20, 100);
 circle(getmaxx()-75, getmaxy()-25, 200);
 circle(20, getmaxy()-20, 25);
 getch();
 floodfill(2, 2, getmaxcolor()); /* fill in bounded region */
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getarccoords example */
int main()
 {
 int gd=DETECT,gm,error,stangle = 90, endangle = 360;
 struct arccoordstype info;
 char message1[80], message2[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 arc(getmaxx() / 2, getmaxy() / 2, stangle, endangle, 100); /* draw arc */
 getarccoords(&info);
 /* convert arc information into strings */
 sprintf(message1, "*- (%d, %d)", info.xstart, info.ystart);
 sprintf(message2, "*- (%d, %d)", info.xend, info.yend);
 outtextxy(info.xstart, info.ystart, message1);
 outtextxy(info.xend, info.yend, message2);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getaspectratio example */
int main()
 {
 int gd=DETECT,gm,error,xasp, yasp;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 getaspectratio(&xasp, &yasp); /* get current aspect ratio settings */
 circle( getmaxx() / 2, getmaxy() / 2, 100);
 getch();
 cleardevice();
 setaspectratio(xasp/2, yasp);
 circle( getmaxx() / 2, getmaxy() / 2, 100); /* draw wide circle */
 getch();
 cleardevice();
 setaspectratio(xasp, yasp/2);
 circle( getmaxx() / 2, getmaxy() / 2, 100);
 getch();
 cleardevice();
 setaspectratio(xasp, yasp);
 circle( getmaxx() / 2, getmaxy() / 2, 100);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getfillpattern example */
int main()
 {
 int gd=DETECT,gm,error;
 char pattern[8] = {0x00, 0x70, 0x20,0x27, 0x25, 0x27, 0x04, 0x04};
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 setfillpattern(pattern,getmaxcolor()); /* select a user-defined fill pattern */
 bar(30, 30, getmaxx()-30, getmaxy()-30);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 getfillpattern(pattern); /* get the current user-defined fill pattern */
 pattern[0] -= 5; /* alter the pattern we grabbed */
 pattern[1] -= 10;
 pattern[2] += 10;
 pattern[3] -= 15;
 setfillpattern(pattern, getmaxcolor()); 
 /* fill the screen with the new pattern */
 bar(30, 30, getmaxx()-30, getmaxy()-30);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
 }


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getbkcolor example */
int main()
 {
 int gd=DETECT,gm,error,color;
 char name[35];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 color = getbkcolor(); 
 itoa(color, name, 10); /* convert color value into a string */
 strcat(name, " is the current background color.");
 /* display a message */
 outtextxy(getmaxx() / 2, getmaxy() / 2, name);
 outtextxy(getmaxx()-125,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
#include
/* getpixel example */
#define PIXEL_COUNT 1000
#define DELAY_TIME 100 /* in milliseconds */
int main()
 {
 int gd=DETECT,gm,error,i, x, y, color, maxcolor, seed;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 maxcolor = getmaxcolor() + 1;
 while (!kbhit()) 
 {
 seed = random(32767); 
 srand(seed); /* seed the random number generator */
 for (i=0; i     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//clearviewport()
int main()
 {
 int gd=DETECT,gm,error,height;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 height = textheight("l");
 outtextxy(0, 0, "* <-- (0, 0) in default viewport");
 setviewport(150, 150, getmaxx()-150, getmaxy()-150, 1); /* create a new viewport */
 outtextxy(0, 0, "* <-- (0, 0) in new viewport");
 outtextxy(0, 2*height, "Press any key to clear viewport:");
 getch();
 clearviewport(); /* clear the viewport */
 outtextxy(0, 0, "Press any key to quit:");
 outtextxy(getmaxx()-300,getmaxy()-10,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//settextjustify
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, "Press a key to close the graphics system:");
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 printf("Hi,We're now back in text mode.\n");
 printf("Press any key to halt:");
 getch();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//detectgraph
#include 
/* the names of the various cards supported */
char *dname[] = { "requests detection",
"a CGA",
"an MCGA",
"an EGA",
"a 64K EGA",
"a monochrome EGA",
"an IBM 8514",
"a Hercules monochrome",
"an AT&T 6300 PC",
"a VGA",
"an IBM 3270 PC"
};
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 clrscr();
 printf("You have %s video display card.\n", dname[gd]);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 printf("Press any key to halt:");
 getch();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getcolor example */
int main()
 {
 int gd=DETECT,gm,error;
 int color, midx, midy;
 char colname[35];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 color = getcolor(); /* get the current drawing color */
 itoa(color, colname, 10); /* convert color value into a string */
 strcat(colname, " is the current drawing color.");
 outtextxy(getmaxx() / 2, getmaxy() / 2, colname);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* getdrivername example */
int main()
 {
 int gd=DETECT,gm,error;
 char *drivername;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setcolor(getmaxcolor());
 drivername = getdrivername(); /* get the name of the device driver in use */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 strcat(drivername," is currently loaded driver");
 outtextxy(getmaxx() / 2, getmaxy() / 2, drivername); /* output the name of the driver */
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}


     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 struct fillsettingstype fillinfo;
 char message1[50], message2[50];
 char *fillname[] = { "EMPTY_FILL", "SOLID_FILL", "LINE_FILL",
"LTSLASH_FILL", "SLASH_FILL","BKSLASH_FILL", "LTBKSLASH_FILL",
"HATCH_FILL", "XHATCH_FILL", "INTERLEAVE_FILL", "WIDE_DOT_FILL",
"CLOSE_DOT_FILL", "USER_FILL" }; /* The names of the fill styles supported */
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 getfillsettings(&fillinfo); /* get info about current fill pattern and color */
 sprintf(message1, "%s is the fill style.", fillname[fillinfo.pattern]);
 sprintf(message2, "%d is the fill color.", fillinfo.color);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)-2*textheight("l"), message1);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+2*textheight("l"), message2);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
 }

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,mode;
 char strnumber[80], strmode[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 mode = getgraphmode(); /* get mode number and name strings */
 sprintf(strnumber, "%d is the current mode number.", mode);
 sprintf(strmode, "%s is the current graphics mode.", getmodename(mode));
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, strnumber);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+2*textheight("l"), strmode);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 struct linesettingstype lineinfo;
 char linestyle[80], linepattern[80], linewidth[80];
 char *linename[] = { "SOLID_LINE", "DOTTED_LINE", "CENTER_LINE",
"DASHED_LINE", "USERBIT_LINE" }; 
/* the names of the line styles supported */
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 getlinesettings(&lineinfo); /* get information about current line settings */
 sprintf(linestyle, "%s is the line style.", linename[lineinfo.linestyle]);
 /* convert line information into strings */
 sprintf(linepattern, "0x%X is the user-defined line pattern.",lineinfo.upattern);
 sprintf(linewidth, "%d is the line thickness.", lineinfo.thickness);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2,getmaxy() / 2, linestyle);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+2*textheight("l"), linepattern);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+4*textheight("l"), linewidth);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char colstr[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 sprintf(colstr, "This mode supports colors 0..%d", getmaxcolor()); 
/* grab the color info. and convert it to a string */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2,getmaxy() / 2, colstr);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char modestr[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 sprintf(modestr, "This driver supports modes 0..%d",getmaxmode());
 /* grab the mode info. and convert it to a string */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2,getmaxy() / 2, modestr);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,mode;
 char strnumber[80], strmode[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 mode = getgraphmode(); /* get mode number and name strings */
 sprintf(strnumber, "%d is the current mode number.", mode);
 sprintf(strmode, "%s is the current graphics mode.",getmodename(mode));
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, strnumber);
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+2*textheight("W"), strmode);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setwritemode(XOR_PUT); /* select XOR drawing mode */
 line(0, 0, getmaxx(), getmaxy());
 getch();
 line(0, 0, getmaxx(), getmaxy()); /* erase the line by drawing over it */
 getch();
 setwritemode(COPY_PUT); /* select overwrite drawing mode */
 line(0, 0, getmaxx(), getmaxy());
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gdriver = EGA, gmode = EGAHI, error,height;
 initgraph(&gdriver,&gmode,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 height = textheight("l");
 setactivepage(1); /* select the off screen page for drawing */
 circle(getmaxx()/2,getmaxy()/2,150); /* draw a circle on page #1 */
 settextjustify(CENTER_TEXT, CENTER_TEXT); 
/* output a message on page #1 */
 outtextxy(getmaxx() / 2, getmaxy() / 2, "This is page #1:");
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+height, "Press any key to halt:");
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 setactivepage(0); /* select drawing to page #0 */
 ellipse (getmaxx()/2,getmaxy()/2,0,360,150, 100);
 outtextxy(getmaxx() / 2, getmaxy() / 2, "This is page #0.");
 outtextxy(getmaxx() / 2, (getmaxy() / 2)+height, "Press any key to view page #1:");
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 /* select page #1 as the visible page */
 setvisualpage(1);
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,a,b,result;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 circle(getmaxx()/2,getmaxy()/2,175);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, "Press a key to close the graphics system:");
 getch();
 closegraph(); /* closes down the graphics system */
 printf("*****We're now back in text mode.*****\n\n");
 printf("Enter two numbers\n");
 scanf("%d%d",&a,&b);
 result=a+b;
 printf("\nSum of %d and %d is %d\n\nOK!",a,b,result);
 getch();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 settextstyle(TRIPLEX_FONT, HORIZ_DIR, 4);
 moveto(getmaxx() / 2, getmaxy() / 2); /* move to the text starting position */
 outtext("Norm ");
 setusercharsize(1, 2, 1, 1); outtext("Short "); /* make the text 1/2 the normal width */
 setusercharsize(3, 1, 1, 1); outtext("Wide"); /* make the text 3 times normal width */
 settextstyle(GOTHIC_FONT, HORIZ_DIR, 1);
 outtextxy(getmaxx()/2,getmaxy()-30,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* the names of the text styles supported */
char *styles[] = { "DEFAULT font", "TRIPLEX font",
"SMALL font", "SANS SERIF_font",
"GOTHIC_font", "SCRIPT font","SIMPLEX font", 
"TRIPLEX SCRIPT font","COMPLEX font", 
"EUROPEAN font","BOLD font"};
int main()
 {
 int gd=DETECT,gm,error,i,style,size = 1;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 for (i=DEFAULT_FONT; i<=BOLD_FONT; i++) 
/* loop through the available text styles */
 {
 cleardevice();
 if (i == TRIPLEX_FONT)
 size = 3;
 settextstyle(i, HORIZ_DIR, size); /* select the text style */
 outtextxy( getmaxx() / 2, getmaxy() / 2,styles[i]);
 outtextxy(getmaxx()-250,getmaxy()-25,"www.COnlineCourse.com");
 getch();
 }
 closegraph();
 return 0;
 }

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i, height, j=0;
 struct palettetype type;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 getpalette(&type); /* grab a copy of the palette */
 for (i=0; i     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,x,y;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 x=getmaxx() / 2;
 y=getmaxy() / 2;
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 rectangle(x-175, y-50, x+175, y+50);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 outtextxy(x, y, "Press any key to exit graphics");
 getch();
 restorecrtmode(); /* restore system to text mode */
 printf("We're now in text mode.\n");
 printf("Press any key to return to graphics mode:");
 getch();
 setgraphmode(getgraphmode()); /* return to graphics mode */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 setbkcolor(BLUE);
 outtextxy(x, y, "We're back in graphics mode.");
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 outtextxy(x, y+2*textheight("l"), "Press any key to return to text mode:");
 getch();
 restorecrtmode(); /* restore system to text mode */
 printf("We're now in text mode.\n");
 printf("Press any key to halt:");
 getch();
 closegraph();
 return 0;
 }

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
char *linename[] = { "SOLID_LINES", "DOTTED_LINES",
 "CENTER_LINES","DASHED_LINES", "USERBIT_LINES" }; 
/* The names of the line styles supported */
int main()
 {
 int gd=DETECT,gm,error,i;
 int style, midx, midy, userpat;
 char stylename[25],message[25];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 midx = getmaxx() / 2;
 midy = getmaxy() / 2;
 userpat = 1;
for(i=1;i<=3;i++)
 {
 for (style=SOLID_LINE; style<=USERBIT_LINE; style++)
 {
 sprintf(message, "Line thickness : %d",i);
 outtextxy(midx-75, midy-100, message);
 setlinestyle(style, userpat, i); /* select the line style */
 strcpy(stylename, linename[style]); /* convert style into a string */
 rectangle(10, 10, getmaxx()-10, getmaxy()-10);
 line(10, 10, midx-10, midy);
 line(midx-10, midy, getmaxx()-10,getmaxy()-10);
 line(midx-10, midy, getmaxx()-10,10);
 line(midx-10, midy,10,getmaxy()-10);
 outtextxy(midx, midy, stylename);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 cleardevice();
 }
 getch();
 }
closegraph();
return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error, color, maxcolor, height,y = 10;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 maxcolor = getmaxcolor();
 height = 2 * textheight("l");
 for (color=1; color<=maxcolor; color++) /* display the default colors */
 {
 setcolor(color);
 sprintf(msg, "Color: %d", color);
 outtextxy((getmaxx()/2)-50, y, msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 y += height;
 }
 getch();
 for (color=1; color<=maxcolor; color++) /* red out the colors one by one */
 {
 setpalette(color, RED);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 }
closegraph();
return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
#define BUFSIZE 1000 /* internal graphics buffer size */
int main()
 {
 int gd=DETECT,gm,i,error;
 int x, y, oldsize;
 char msg[80];
 oldsize = setgraphbufsize(BUFSIZE); 
/* Set size of internal graphics buffer before calling initgraph*/
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 x = getmaxx() / 2;
 y = getmaxy() / 2;
 sprintf(msg, "Graphics buffer size: %d", BUFSIZE);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(x, y-25, msg);
 sprintf(msg, "Old graphics buffer size: %d", oldsize);
 outtextxy(x, y+2*textheight("l"), msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* the names of the fill styles supported */
char *fname[] = { "EMPTY_FILL", "SOLID_FILL", "LINE_FILL",
"LTSLASH_FILL", "SLASH_FILL", "BKSLASH_FILL", 
"LTBKSLASH_FILL","HATCH_FILL", "XHATCH_FILL", 
"INTERLEAVE_FILL", "WIDE_DOT_FILL",
"CLOSE_DOT_FILL", "USER_FILL" };
int main()
 {
 int gd=DETECT,gm,error,i;
 int style, midx, midy;
 char stylestr[40];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 midx = getmaxx() / 2;
 midy = getmaxy() / 2;
 for (style = EMPTY_FILL; style < USER_FILL; style++)
 {
 setfillstyle(style, getmaxcolor()); /* select the fill style */
 strcpy(stylestr, fname[style]); /* convert style into a string */
 /* fill a bar */
 bar3d(midx-125, midy-125, midx+10, midy, 10, 10);
 outtextxy(midx+10, midy, stylestr);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 cleardevice();
 }
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,left, top, right, bottom;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 left = getmaxx() / 2 -200;
 top = getmaxy() / 2 - 200;
 right = getmaxx() / 2 + 200;
 bottom = getmaxy() / 2 + 200;
 rectangle(left,top,right,bottom); /* draw a rectangle */
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error, midx, midy, i;
 int stangle = 0, endangle = 270, xrad = 200, yrad = 150;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 midx = getmaxx() / 2;
 midy = getmaxy() / 2;
 for (i=EMPTY_FILL; i     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,low, high;
 char moderange[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 getmoderange(gd, &low, &high); /* get the mode range for this driver */
 sprintf(moderange, "This driver supports modes %d..%d", low, high); 
/* convert mode range info. into strings */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, moderange);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char palettesize[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 sprintf(palettesize, "The palette has %d modifiable entries.",getpalettesize()); 
/* convert palette size info into string */
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 outtextxy(getmaxx() / 2, getmaxy() / 2, palettesize);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i,j = 10,height;
 struct palettetype pal;
 char palettesize[80], paletteval[20];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 getpalette(&pal); /* grab a copy of the palette */
 sprintf(palettesize, "The palette has %d modifiable entries.",pal.size);
 /* convert palette info into strings */
 outtextxy(getmaxx()/2-175, j, palettesize);
 if (pal.size != 0)
 {
 height = textheight("l");
 j += 2*height;
 outtextxy(getmaxx()/2-125, j, "Here are the current values:");
 j += 2*height;
 for (i=0; i     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
char *clip[] = { "OFF", "ON" };
int main()
 {
 int gd=DETECT,gm,error, midx, midy, ht;
 struct viewporttype viewinfo;
 char topstr[80], botstr[80], clipstr[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk)
 {
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 midx = getmaxx() / 2;
 midy = getmaxy() / 2;
 getviewsettings(&viewinfo); /* get information about current viewport */
 sprintf(topstr, "(%d, %d) is the upper left viewport corner.",viewinfo.left, viewinfo.top);
 sprintf(botstr, "(%d, %d) is the lower right viewport corner.",viewinfo.right, viewinfo.bottom);
 sprintf(clipstr, "Clipping is turned %s.", clip[viewinfo.clip]);
 settextjustify(CENTER_TEXT, CENTER_TEXT);
 ht = textheight("W");
 outtextxy(midx, midy, topstr);
 outtextxy(midx, midy+2*ht, botstr);
 outtextxy(midx, midy+4*ht, clipstr);
 outtextxy(getmaxx()-150,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(getmaxx() / 2, getmaxy() / 2); /* move to the screen center point */
 sprintf(msg, "<-(%d, %d) is the here.", getx(), gety());
 outtext(msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(getmaxx() / 2-100, getmaxy() / 2+25); /* move to the screen center point */
 sprintf(msg, "<-(%d, %d) is the here.", getx(), gety());
 outtext(msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setlinestyle(DOTTED_LINE, 0, 3);
 rectangle(10, 10, getmaxx()-10,getmaxy()-10);
 outtextxy(getmaxx()/2-100, getmaxx()/3, "Before default values are restored.");
 outtextxy(getmaxx()-250,getmaxy()-30,"www.COnlineCourse.com");
 getch();
 graphdefaults(); /* restore default values for everything */
 cleardevice();
 rectangle(10, 10, getmaxx()-10,getmaxy()-10);
 /* output rectangle with default settings */
 outtextxy(getmaxx()/2-100, getmaxy()/3, "After restoring default values.");
 outtextxy(getmaxx()-250,getmaxy()-30,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
#define NONSENSE -50
int main()
 {
 int gd=NONSENSE,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error: %s\n", grapherrormsg(error));
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 rectangle(10, 10, getmaxx()-10,getmaxy()-10);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
#define ARROW_SIZE 10
void draw_arrow(int x, int y);
int main()
 {
 int gd=DETECT,gm,error,i;
 void *arrow;
 int x, y, maxx;
 unsigned int size;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 maxx = getmaxx();
 x = 0;
 y = getmaxy() / 2;
 draw_arrow(x, y); /* draw the image to be grabbed */
 size = imagesize(x, y-ARROW_SIZE, x+(4*ARROW_SIZE), y+ARROW_SIZE);
 /* calculate the size of the image */
 arrow = malloc(size); /* allocate memory to hold the image */
 getimage(x, y-ARROW_SIZE, x+(4*ARROW_SIZE), y+ARROW_SIZE, arrow);
 /* grab the image */
 while (!kbhit()) /* repeat until a key is pressed */
 {
 putimage(x, y-ARROW_SIZE, arrow, XOR_PUT); /* erase old image */
 x += ARROW_SIZE;
 if (x >= maxx)
 x = 0;
 putimage(x, y-ARROW_SIZE, arrow, XOR_PUT); /* plot new image */
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 }
 free(arrow);
 closegraph();
 return 0;
}


void draw_arrow(int x, int y)
 {
 moveto(x, y); /* draw an arrow on the screen */
 linerel(4*ARROW_SIZE, 0);
 linerel(-2*ARROW_SIZE, -1*ARROW_SIZE);
 linerel(0, 2*ARROW_SIZE);
 linerel(2*ARROW_SIZE, -1*ARROW_SIZE);
 }

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char message[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(100,100); /* move the CP to location (100,100) */
 sprintf(message, " (%d, %d)", getx(), gety()); 
/* create and output a message at (100,100) */
 outtextxy(100,100, message);
 linerel(200, 200);
 /* draw line to a point a relative distance away from current CP*/
 sprintf(message, " (%d, %d)", getx(), gety());
 /* create and output a message at CP */
 outtext(message);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(100, 100); /* move the CP to location (100,100) */
 sprintf(msg, " (%d, %d)", getx(), gety()); /* create and output a message at (100,100) */
 outtextxy(100,100, msg);
 lineto(200, 200); /* draw a line to (100,100) */
 sprintf(msg, " (%d, %d)", getx(), gety()); /* create and output a message at CP */
 outtext(msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
/* moverel example */
int main()
 {
 int gd=DETECT,gm,error;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(100,100);
 putpixel(getx(), gety(), getmaxcolor()); /* plot a pixel at the CP */
 sprintf(msg, " (%d, %d)", getx(), gety());
 outtextxy(100,100, msg);
 moverel(200, 200);
 putpixel(getx(), gety(), getmaxcolor()); /* plot a pixel at the CP */
 sprintf(msg, " (%d, %d)", getx(), gety()); 
/* create and output a message at CP */
 outtext(msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     



 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,i;
 char msg[80];
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 moveto(100,100);
 putpixel(getx(), gety(), getmaxcolor());
 sprintf(msg, " (%d, %d)", getx(), gety());
 outtextxy(100,100, msg);
 moveto(200,200);
 putpixel(getx(), gety(), getmaxcolor());
 sprintf(msg, " (%d, %d)", getx(), gety());
 outtext(msg);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
int main()
 {
 int gd=DETECT,gm,error,stangle = 45, endangle = 135, radius = 200;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 setfillstyle(EMPTY_FILL, getmaxcolor()); /* set fill style and draw a pie slice */
 pieslice(getmaxx() / 2, getmaxy() / 2, stangle, endangle, radius);
 outtextxy(getmaxx()-250,getmaxy()-20,"www.COnlineCourse.com");
 getch();
 closegraph();
 return 0;
}

     




 
  
     

#include<stdio.h>
#include<conio.h>
#include<graphics.h>
//outtext
int main()
 {
 int gd=DETECT,gm,error;
 initgraph(&gd,&gm,"f:\\tc\\bgi");
 error = graphresult();
 if (error != grOk) 
 { 
 printf("Graphics error occurred");
 printf("Press any key to halt:");
 getch();
 exit(1);
 }
 setbkcolor(BLUE);
 for (i=SOLID_FILL; i