//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TGGiScreenDrawStream 类
// = Version	:   ver2.0
// = Author		:   wlw
// = CreateDate	:   2002-09-09
// = Description:   TGGiScreenDrawStream 声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TGGISCREENDRAWSTREAM_H_
#define _TGGISCREENDRAWSTREAM_H_

#ifndef _TGGIDRAWSTREAMBASE_H_
#include "TGGiDrawStreamBase.h"
#endif

#ifndef _TGGECURVESEGMENT_H_
#include "TGGeCurveSegment.h"
#endif

#ifndef _TGGELINE_H_
#include "TGGeLine.h"
#endif

#ifndef _TGGERECTANGLE_H_
#include "TGGeRectAngle.h"
#endif

#ifndef _TADSGEPOINTLIST_H_
#include "TADSGePointList.h"
#endif

#ifndef _TGGEARC_H_
#include "TGGeArc.h"
#endif

#ifndef _TGGEPOLY2D_H_
#include "TGGePoly2D.h"
#endif

#ifndef _TGGECIRCLE_H_
#include "TGGeCircle.h"
#endif

#ifndef _TGGE3DFACE_H_
#include "TGGe3DFace.h"
#endif

#ifndef _TADSGEPOINT3D_H_
#include "TADSGePoint3d.h"
#endif

#ifndef _TENTITYSET_H_
#include "TEntitySet.h"
#endif

class GEOAPI TGGiScreenDrawStream: public TGGiDrawStreamBase
{
public:
	
	TGGiScreenDrawStream(short nColor = 7, short nMode = 0);
	virtual ~TGGiScreenDrawStream();

	virtual const TCHAR *Desc();
	
	virtual void DrawXEntity(const TEntitySet & e);

	virtual void DrawXPoint(const TADSGePoint3d & pt);
	
	virtual void DrawX3DFace(const TGGe3DFace & face);
	
	virtual void DrawXPoints(const TADSGePointList & pts);
	
	virtual void DrawXPoly(const TGGePoly2D & poly,double dThick = 0);
	
	virtual void DrawXCurve(const TGGeCurveSegment & curve,double dThick = 0);

	void SetMode(short nMode);

	void SetColor(short nColor);

	void Draw(const TGGeLine & ln);

	void Draw(const TGGePoly2D & poly);

	void Draw(const TGGe3DFace & face);

	void Draw(const TGGeRectAngle & box);

	void Draw(const TGGeCurveSegment & curve);
 
   	void Draw(const TGGeArc & arc, int nDiv = 30);
    
	void Draw(const TGGeCircle & cir, int nDiv = 30);
    
	void Draw( const TADSGePointList & pts, int bClose = 0);
    
	void Draw(const TEntitySet & e,ads_matrix tranMat = NULL,int nBlkColor = 0);
   
	void Draw(const TADSGePoint3d & pt, int nStyle = PS_CROSS_SLANT, int nPercentage = 5);
   	
	static const TCHAR *Descriptor();

public:

   short m_nFrontColor, m_nBackColor;
   short m_nDrawMode; // 0--normal 1--highlight
   
   int m_nFlag;
   
   ads_real m_nModelX, m_nModelY; // Screen Size

protected:

	virtual  void _Draw(const TGGeLine &ln);
};

#endif