#include <common/math.hpp>
#include <engine/rect3d.hpp>
#include <engine/device3d.hpp>

Device3D::Device3D(GUIWindow &displayWindow,PureDevice &displayDevice)
: PureDevice((HDC)displayDevice), mDisplayWindow(displayWindow)
{
}

void Device3D::line(Point3D &firstPoint3D,Point3D &secondPoint3D,const Pen &somePen)
{
	Point firstPoint;
	Point secondPoint;

	mapCoordinates(firstPoint3D,firstPoint);
	mapCoordinates(secondPoint3D,secondPoint);

	if(firstPoint.x()>=viewPortWidth())firstPoint.x(viewPortWidth()-1);
	if(secondPoint.x()>=viewPortWidth())secondPoint.x(viewPortWidth()-1);
	if(firstPoint.x()<0)firstPoint.x(0);
	if(secondPoint.x()<0)secondPoint.x(0);
	if(firstPoint.y()>=viewPortHeight())firstPoint.y(viewPortHeight()-1);
	if(secondPoint.y()>=viewPortHeight())secondPoint.y(viewPortHeight()-1);
	if(firstPoint.y()<0)firstPoint.y(0);
	if(firstPoint.y()<0)firstPoint.y(0);

//	if(!isInView(firstPoint))return;
//	if(!isInView(secondPoint))return;
	PureDevice::line(firstPoint,secondPoint,somePen);
}

void Device3D::point(Point3D &somePoint3D,RGBColor &someRGBColor)
{
	Point somePoint;

	mapCoordinates(somePoint3D,somePoint);
	setPixel(somePoint,someRGBColor);
}

void Device3D::rect3D(const Rect3D &someRect3D,const Pen &somePen)
{
  line(((Vector3D&)(someRect3D.firstPlane()))[0],((Vector3D&)(someRect3D.firstPlane()))[1],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[1],((Vector3D&)(someRect3D.firstPlane()))[2],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[2],((Vector3D&)(someRect3D.firstPlane()))[3],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[3],((Vector3D&)(someRect3D.firstPlane()))[0],somePen);  

  line(((Vector3D&)(someRect3D.nextPlane()))[0],((Vector3D&)(someRect3D.nextPlane()))[1],somePen);  
  line(((Vector3D&)(someRect3D.nextPlane()))[1],((Vector3D&)(someRect3D.nextPlane()))[2],somePen);  
  line(((Vector3D&)(someRect3D.nextPlane()))[2],((Vector3D&)(someRect3D.nextPlane()))[3],somePen);  
  line(((Vector3D&)(someRect3D.nextPlane()))[3],((Vector3D&)(someRect3D.nextPlane()))[0],somePen);  

  line(((Vector3D&)(someRect3D.firstPlane()))[0],((Vector3D&)(someRect3D.nextPlane()))[0],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[1],((Vector3D&)(someRect3D.nextPlane()))[1],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[2],((Vector3D&)(someRect3D.nextPlane()))[2],somePen);  
  line(((Vector3D&)(someRect3D.firstPlane()))[3],((Vector3D&)(someRect3D.nextPlane()))[3],somePen);  
}

void Device3D::drawAxis(WORD drawFlag)
{
	Pen blackPen(RGBColor(0,0,0),2);
	Pen whitePen(RGBColor(255,255,255),2);
	int maxValue(100);
	int minValue(-100);

	if(!drawFlag)
	{
		line(Point3D(minValue,0,0),Point3D(maxValue,0,0),blackPen);
		line(Point3D(0,minValue,0),Point3D(0,maxValue,0),blackPen);
		line(Point3D(0,0,minValue),Point3D(0,0,maxValue),blackPen);
	}
	else
	{
		line(Point3D(minValue,0,0),Point3D(maxValue,0,0),whitePen);
		line(Point3D(0,minValue,0),Point3D(0,maxValue,0),whitePen);
		line(Point3D(0,0,minValue),Point3D(0,0,maxValue),whitePen);
	}
}

void Device3D::drawAxis(const RGBColor &textColor,const RGBColor &bkColor)
{
	Pen blackPen(RGBColor(0,0,0),2);
	Pen whitePen(RGBColor(255,255,255),2);
	int maxValue(100);
	int minValue(-100);

  setTextColor(textColor);
	setBkColor(bkColor);

  line(Point3D(minValue,0,0),Point3D(maxValue,0,0),whitePen);
	drawText("x",Point3D(maxValue/2,0,0));
	drawText(String().fromInt(maxValue),Point3D(maxValue,0,0));
	drawText(String().fromInt(minValue),Point3D(minValue,0,0));

	line(Point3D(0,minValue,0),Point3D(0,maxValue,0),whitePen);
	drawText("y",Point3D(0,maxValue/2,0));
	drawText(String().fromInt(maxValue),Point3D(0,maxValue,0));
	drawText(String().fromInt(minValue),Point3D(0,minValue,0));

	line(Point3D(0,0,minValue),Point3D(0,0,maxValue),whitePen);
	drawText("z",Point3D(0,0,maxValue/2));
	drawText(String().fromInt(maxValue),Point3D(0,0,maxValue));
	drawText(String().fromInt(minValue),Point3D(0,0,minValue));
}

void Device3D::drawText(const String &text,Point3D &point3D,bool useCartesian)
{
  Point screenPoint;
  mapCoordinates(point3D,screenPoint,useCartesian);
  PureDevice::drawText(screenPoint,text);
}