//////////////////////////////////////////////////////////////////////////////
//文件 DxfDC.h
//主要功能: 
//
//程序编写:		2005-12-07
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include "FormatDC.h"

namespace NFormatWriter
{

class CDxfDC :
	public CFormatDC
{
public:
	CDxfDC(void);
	virtual ~CDxfDC(void);

	virtual void Initial(void)	{}
	virtual int  OutFront(void);
	virtual int  OutEnd(void);

	virtual void SetPixel(double x, double y, COLORREF col);
	virtual void Draw(CInsertOld& m_insert);
	virtual void Draw(CInsertDraw& m_insert);
	virtual void Draw(CText& text, CCurveEx& curve);
	virtual void Draw(CSection& section,CRect8* rect=NULL);
	virtual void Ellipse(double x1, double y1, double x2, double y2);
	virtual void PaintRgn(CCurveEx& curve);
	virtual void Draw(CMesh &mesh);
	virtual void Draw(CImageInsert& image);
	virtual void FillSolidRect(CRect8& rect, COLORREF color);
	//virtual void LineTo(double x, double y);
	virtual void PolyLine(CPointList& dp);

	virtual void SelectClipRgn(CPointList* pPointList, int nMode=RGN_AND);	//导出CGM或EPS等文件时,仅是为了填充符号时的边界剪辑问题

	virtual void SetCurrentLayer(LPCTSTR strLayer);
	virtual COLORREF GetCurrentColor(void);

	//写数据
	void DxfVertex(double x, double y, double z);
	void WriteSection(int nGroupCode, LPCTSTR value);
	void WriteSection(int nGroupCode, double value);
	void WriteSection(int nGroupCode, int value);
	void WriteSection16(int nGroupCode, int value);
	void WriteSection(int nGroupCode, COLORREF value);

	void CalibrateDxfName(CString& name);		//校正为DXF文件中合法的字符串
	long GetID(void);

protected:
	long m_nIndex;
};

};