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#pragma once
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#include "xyinsertdc.h"
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#include "Text.h"
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#include "MetaFile.h"
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#include "Circle.h"
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//为了方便导出其它格式文件及扩展DC应用而写
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class AFX_EXT_CLASS CXyDCExport : public CXyInsertDC
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{
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public:
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CXyDCExport(void);
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virtual ~CXyDCExport(void);
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///////////////////////////////////////////////////////////////////////////
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//需要在派生类中重写的函数
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//begin
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//曲线
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//为了输出连续曲线，必须在派生类中重写
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//该函数可以将MoveTo、LineTo、PolyLine(CCurveEx)全部处理
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virtual void PolyLine(CPointList& dp) = 0;
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//文字
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virtual void Draw(CText& text, CCurveEx& curve);
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//充填
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//virtual void PaintRgn(CCurveEx& curve);
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//图像
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//virtual void Draw(CImageInsert& image);
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//需要特殊处理时重写，不需要时将最终调用图像显示函数
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//virtual void Draw(CMesh &mesh);
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//像素点
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//virtual void SetPixel(double x, double y, COLORREF col);
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//单剖面
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//virtual void Draw(CSection& section,CRect8* rect=NULL);
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//End
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///////////////////////////////////////////////////////////////////////////
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virtual void PolyLine(CCurveEx& curve, bool bDirectOut=false);
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virtual void MoveTo(double x, double y);
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virtual void LineTo(double x, double y);
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virtual void LineToEnd(); //仅是为了导出其它图件格式时，能使MoveTo、LineTo形成一条连续的曲线
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virtual void Draw(CMetaFile& mf);
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virtual void Draw(CText& text, CCurveEx* pCurveRect = NULL);
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virtual void Draw(CCircle &circle,COLORREF Color);
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virtual void Draw(CEllipse &elp,COLORREF Color);
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virtual void Ellipse(double x1, double y1, double x2, double y2);
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virtual CPoint GetScreen(double x, double y);
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virtual CPoint2D GetScreen8(double x, double y);
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virtual double GetScreenWidth8(double v);
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virtual double GetScreenHeight8(double v);
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virtual long GetScreenWidth(double v);
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virtual long GetScreenHeight(double v);
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virtual CSize8 GetFontSize(CSize8 sz);
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virtual void SetCurrentPenWidth(double penWidth);
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virtual void SetCurrentLayer(LPCTSTR strLayer);
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virtual void SetCurrentColor(COLORREF colValue);
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virtual COLORREF GetCurrentColor(void);
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void PixelToMillimetres(CPoint2D& point); //像素转换为毫米
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void PixelToMillimetres(double& x, double& y); //像素转换为毫米
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void EnableXyDC(BOOL bEnable);
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CPoint FloatToLong(CPoint2D& pt);
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COLORREF m_curColor;
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double m_curPenWidth;
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protected:
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BOOL m_bIsXyDC; //是使用CXyDC还是使用CXyInsertDC
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CString m_strCurrentLayer;
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CPointList m_pointListLine; //由MoveTo、LineTo填充，为了输出连续的曲线
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//第一个点是由MoveTo设置
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};
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