#ifndef TREGIONPROP_H
#define TREGIONPROP_H

#include "tgeometry.h"
#include "tregionoutline.h"
#include "tsimplecolorstyles.h"

#undef DVAPI
#undef DVVAR

#ifdef TVRENDER_EXPORTS
#define DVAPI DV_EXPORT_API
#define DVVAR DV_EXPORT_VAR
#else
#define DVAPI DV_IMPORT_API
#define DVVAR DV_IMPORT_VAR
#endif

//============================================================================//

//forward declarations

class TColorStyle;
class TRegion;
class TVectorRenderData;
class TInputStreamInterface;
class TOutputStreamInterface;

class TFlash;

template <class T>
class TRasterPT;
class TPixelRGBM32;

typedef TPixelRGBM32 TPixel32;
typedef TRasterPT<TPixel32> TRaster32P;

//============================================================================//
//                                TRegionProp                                   //
//============================================================================//

class TRegionProp
{
	const TRegion *const m_region;

protected:
	bool m_regionChanged;
	int m_styleVersionNumber;

public:
	TRegionProp(const TRegion *region);

	virtual ~TRegionProp() {}

	//! Note: update internal data if isRegionChanged()
	virtual void draw(const TVectorRenderData &rd) = 0;

	virtual void draw(TFlash &){};

	const TRegion *getRegion() const { return m_region; }

	virtual const TColorStyle *getColorStyle() const = 0;

	virtual void notifyRegionChange() { m_regionChanged = true; }

	virtual TRegionProp *clone(const TRegion *region) const = 0;

private:
	// not implemented
	TRegionProp(const TRegionProp &);
	TRegionProp &operator=(const TRegionProp &);
};

//-------------------------------------------------------------------

class OutlineRegionProp : public TRegionProp
{

	double m_pixelSize;
	TOutlineStyleP m_colorStyle;

	TRegionOutline m_outline;

	//-------------------------------------------------------------------

	void computeRegionOutline();

public:
	OutlineRegionProp(const TRegion *region, const TOutlineStyleP regionStyle);

	void draw(const TVectorRenderData &rd);
	void draw(TFlash &rd);

	const TColorStyle *getColorStyle() const;

	TRegionProp *clone(const TRegion *region) const;
};

#endif