#include <iostream.h>
#include "PixelMap.h"
#include "Turtle.h"

void setUpPalette( PixelMap& pMap )
{
	pMap.SetColor(0, kClrBlack );
	pMap.SetColor(1, kClrWhite );
	pMap.SetColor(2, kClrBlue );
	pMap.SetColor(3, kClrOrange );
}

void doodle( PixelMap& pMap )
{
	Turtle t;
	t.itsPixelMap = &pMap;
	t.itsHeight = t.itsWidth = 3;

	// spirograph
	t.MoveTo( 95,30);
	const double divs=9, skips=2;
	for (int i=0; i<divs; i++) {
		t.itsAngle += 360/divs*skips;
		if (t.itsAngle<0) t.itsAngle += 360;
		if (t.itsAngle>360) t.itsAngle -= 360;
		t.itsColor = 1 + i%3;
		t.Line(60);
	}
}

void main()
{
	PixelMap myZot(128,128,4);
	setUpPalette( myZot );
	doodle( myZot );
	if (myZot.SaveGif("spiro.gif")) cout << "File saved successfully.\n";
	else cout << "Error saving file.\n";
}