setlinestyle function of c graphic

C program to set the different line style

setlinestyle function is used to set the line style.

General syntax of setlinestyle function is :
              setlinestyle( int linestyle, unsigned upattern, int thickness);

It takes 3 argument first one is the line style. There are following line style available with the setlinestyle function with its corresponding integer value.

Line Style	int value
SOLID_LINE	0
DOTTED_LINE	1
CENTER_LINE	2
DASHED_LINE	3
USERBIT_LINE	4

                                     The second argument is to use bit pattern and last one is for line's thickness it can be 1 pixel or 3 pixel wide.

C graphic program to demonstrate setlinestyle function 

#include <graphics.h>
#include <stdio.h>



int main( )
{
    int gd=DETECT, gm;
    initgraph(&gd,&gm,"C:\\tc\\bgi");

    setlinestyle(1,1,1);
    line(100,100,400,100);

    setlinestyle(DASHED_LINE,1,3);
    line(100,150,400,150);

    setlinestyle(2,1,1);
    line(100,200,400,200);


    getch();
    closegraph();

    return 0;
}

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