///////////////////////////////////////////////////////////////////
//
//	graphics2.cpp
//
//	Started in Pascal by Jeff Ondich on 1/25/95
//	Last modified 5/20/98
//
//	Try it.  Then try replacing drawpoly() with drawpolyfilled().
//
///////////////////////////////////////////////////////////////////

#include	<iostream.h>
#include	<gpc-graphics++.h>

// Constants

const int windowWidth = 600;
const int windowHeight = 600;
const int windowBottom = 100;
const int windowLeft = 100;


// Prototypes

void StartGraphics( void );



int main( void )
{
	graphpoint		polygon[6];

	StartGraphics();

	polygon[0].x = 200;
	polygon[0].y = 100;
	polygon[1].x = 400;
	polygon[1].y = 100;
	polygon[2].x = 500;
	polygon[2].y = 200;
	polygon[3].x = 400;
	polygon[3].y = 300;
	polygon[4].x = 200;
	polygon[4].y = 200;
	
	setrgbcolor( 0, 1, 0 );
	drawpoly( 5, polygon );
	flushgraphics();
	
	cin.ignore();

	return( 0 );
}




///////////////////////////////////////////////////////////////////
//	StartGraphics initializes the graphics package
//	and opens a black window for drawing.
///////////////////////////////////////////////////////////////////

void StartGraphics( void )
{
	// Call initializegraphics only once during the program,
	// before you do any other graphics
   
 	initializegraphics();


	// Open a window and flood it with a black background.

	createwindow( windowLeft, windowBottom,
					windowLeft + windowWidth, windowBottom + windowHeight );
	setrgbcolor( 0.0, 0.0, 0.0 );
	flood(); 
	flushgraphics();
}