Declaration: void setcolor(int color);
In Turbo Graphics each color is assigned a number. Total 16 colors are available. Strictly speaking number of available colors depends on current graphics mode and driver.For Example :- BLACK is assigned 0, RED is assigned 4 etc. setcolor function is used to change the current drawing color.e.g. setcolor(RED) or setcolor(4) changes the current drawing color to RED. Remember that default drawing color is WHITE.
C programming code for setcolor
#include<graphics.h>
#include<conio.h>
#include<conio.h>
main()
{
int gd = DETECT, gm;
initgraph(&gd,&gm,"C:\\TC\\BGI");
circle(100,100,50); /* drawn in white color */
setcolor(RED);
circle(200,200,50); /* drawn in red color */
getch();
closegraph();
return 0;
}