Program To Implement 2D Translation of Polygon.

#include<stdio.h>

#include<conio.h>

#include<graphics.h>

#include<process.h>

#include<math.h>

int x1,y1,x2,y2,x3,y3,X4,Y4,mx,my;

void draw();

void poly();

 void main()

{

    int gd=DETECT,gm;

    int c;

    initgraph(&gd,&gm,"c:\\turboc3\\bgi ");

    printf("Enter the 1st point for the polygon:");

    scanf("%d%d",&x1,&y1);

    printf("Enter the 2nd point for the polygon:");

    scanf("%d%d",&x2,&y2);

    printf("Enter the 3rd point for the polygon:");

    scanf("%d%d",&x3,&y3);

    printf("Enter the 4th point for the polygon:");

    scanf("%d%d",&x4,&y4);

    cleardevice();

    draw();

    getch();

    poly();

    getch();

}

void draw()

{

    line(x1,y1,x2,y2);

    line(x2,y2,x3,y3);

    line(x3,y3,x4,y4);

    line(x4,y4,x1,y1);

}

void poly()

{

    int x,y,a1,a2,a3,a4,b1,b2,b3,b4;

    printf("Enter the Transaction coordinates");

    scanf("%d%d",&x,&y);

    cleardevice();

    a1=x1+x;

    b1=y1+y;

    a2=x2+x;

    b2=y2+y;

    a3=x3+x;

    b3=y3+y;

    a4=x4+x;

    b4=y4+y;

    line(a1,b1,a2,b2);

    line(a2,b2,a3,b3);

    line(a3,b3,a4,b4);

    line(a4,b4,a1,b1);

}