kev/Drawer/SSBase/DrawOperator/FormatReader/PdfDraw.h

//////////////////////////////////////////////////////////////////////////////
//<2F>ļ<EFBFBD> CPdfDraw.h
//<2F><>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>: 
//
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д:	
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include "formatdc.h"
#include "../IDcDraw.h"
#ifndef M_PI
# define M_PI		3.14159265358979323846	/* pi */
#endif 
#ifndef M_PI_2
#define M_PI_2 (M_PI / 2.0)
#endif

#include "cairo/cairo.h"
#include "cairo/cairo-pdf.h"
#include <unordered_map>

class CPdfDraw :
	public IDcDraw
{
public:
	typedef struct
	{
		double x;		//<2F>߶ε<DFB6><CEB5><EFBFBD>x
		double y;		//<2F>߶ε<DFB6><CEB5><EFBFBD>y
		COLORREF Color; //<2F><>¼<EFBFBD>߶<EFBFBD>ɫ<EFBFBD><C9AB>
	}CAIROPOINT;

	enum class CairoFitMode
	{
		Center = 0,		// <20><><EFBFBD><EFBFBD>
		FitToPage = 1   // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD>
	};

	enum class CairoSize
	{
		Cairo_A3 = 0,
		Cairo_A4 = 1,
		Cairo_A5 = 2,
		Cairo_B4 = 3
	};

public:
	CPdfDraw();
	CPdfDraw(CXyDC* pXyDC);
	~CPdfDraw();
	void Create(CXyDC* pXyDC);

	void InitDC();
	void ReleaseDC();
	void Close();

	void SetPdfData(CXy* pXy);
	void SetPdfFilePath(const CString &path);
	void SetPdfNumber(int num);

	void Draw(CText& text, CCurveEx* pCurveRect = NULL);				//<2F><>pCurveRect<63><74>Ϊ<EFBFBD><CEAA>ʱ<EFBFBD><CAB1>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>Ϊ<EFBFBD>˻<EFBFBD><CBBB><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE>Χ
	void Draw(CText& text, COLORREF color);								//-<2D><><EFBFBD><EFBFBD>
	void Draw(CMText& mtext);

	void Draw(CEllipse& elp, COLORREF Color);
	void Draw(CCircle& circle, COLORREF Color);
	void Draw(CInsertDraw& m_insert);									//-<2D><><EFBFBD>ž<EFBFBD><C5BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD>ϣ<EFBFBD>
	void Draw(CXyDC* pNewXyDC, CInsertDraw& m_insert);
	void Draw(CInsertOld& m_insert);
	void Draw(CXyDC* pInsertXyDC, CInsertOld& m_insert);
	void Draw(CSection& section, CRect8* rect = NULL);
	void Draw(CImageInsert& image);										//-<2D><><EFBFBD><EFBFBD>
	void Draw(CMesh& mesh);
	void Draw(CMetaFile& mf);
	void Draw(CColorRuler& ruler, CColorBase& color);					//-ɫ<><C9AB>
	void Draw(CPathFill& path, COLORREF fillColor, void* HowToViewCurve);
	void Draw(C3DFaultageSurface& fs, COLORREF fillColor, void* HowToViewCurve);

	void Draw(CProportion& proportion, COLORREF color);					//-<2D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

	void Draw(CCurveEx& curve, double l1, double l2);
	void Draw(CCurveEx& m_curve);
	void Draw(CCurveEx& curve, void* HowToViewCurve);					//-<2D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void Draw(CCurveEx& curve, COLORREF color, BOOL bSmoothHead = TRUE);//-<2D><>
	void DrawVirtualCairo(CCurveEx &curve, CCurveProperties *type);		//<2F><><EFBFBD><EFBFBD>

	void Draw(CCurveRect& rt, void* HowToViewCurve);
	void Draw(CCurveRect& curve, COLORREF color);

	void Draw(CPointNameEx& point, void* HowToViewPoint);				//-<2D><><EFBFBD>ž<EFBFBD>
	void Draw(CPointCrossName& point, void* HowToViewPoint);
	void Draw(CPointTwoName& point, void* HowToViewPoint);

	void Draw(CInsertDrawRect& idr);//-
	void Draw(CArc& arc, void* HowToViewCurve);//-
	void Draw(CArc& arc, COLORREF color);//-
	void Draw(CFrame& frame, COLORREF color);							//- <20>߿򣨲<DFBF><F2A3A8B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void Draw(CNet& net, COLORREF colText, COLORREF colLine);
	void Draw(CGridding& grid, COLORREF colText, COLORREF colLine);		//- <20>߿<EFBFBD><DFBF><EFBFBD>γ<EFBFBD><CEB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 
	void Draw(COtherDraw& od, void* HowToViewCurve);
	void Draw(COtherDraw& od, COLORREF color);
	void Draw(COleObject& ole);
	void Draw(CTree& tree);
	void Draw(CStation& cs);
	void Draw(CCurveTV5& tv, void* HowToViewCurve);
	void Draw(CScaleRuler& sr, COLORREF color);
	void Draw(CRectLabel& rl, COLORREF color, void* HowToViewCurve);

	void DrawArray(CMxn& mxn, COLORREF colFront, COLORREF colBack);		//ǰ<><C7B0>ɫ<EFBFBD>뱳<EFBFBD><EBB1B3>ɫ
	void Draw(CMxn& mxn, COLORREF colFront, COLORREF colBack);
	void DrawGrid(CMxn& mxn);

	void Draw(CHorizontalWell& horizontalwell, void* HowToViewCurve);
	void Draw(CWellGroup& wellGroup);

	void PolyLine(CPointList& dp);
	void PaintRgn(LPPOINT sp, int count);

	//<2F><><EFBFBD>Ƶ<EFBFBD>ֵ<EFBFBD>߼<EFBFBD><DFBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void DrawPolylineName(const vector<CAIROPOINT>& points, const CString &name, double text_h, double position_distance = -1.0);

	void SetMargins(double left, double right, double top, double bottom);
	void SetLandscape(int isLandscape);
	void SetFitMode(CairoFitMode mode);
	void SetPDFSize(CairoSize type);
	void SetPDFCairo(void *pCairo, bool state);
private:
	void Clear();
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
	void SetCairoColorFromCOLORREF(cairo_t* cr, COLORREF color, double alpha = 1);
	//<2F><><EFBFBD><EFBFBD>ӳ<EFBFBD>䵽A4
	void Map_Coordinates(cairo_t* cr, double externalWidth, double externalHeight, double A4Width, double A4Height);
	//<2F><><EFBFBD>Ƕ<EFBFBD>ת<EFBFBD><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
	double DegreesToRadians(double degrees);

	uint8_t* LoadBMPToARGBData(const char* filePath, uint32_t& width, uint32_t& height);

	//<2F><>ѯԪ<D1AF>ض<EFBFBD>Ӧ<EFBFBD><D3A6>COne
	COne* FindElementMap(void* pValue);
	//<2F><><EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD>
	void DrawCairoText(CText& text, COLORREF color);
	//<2F><><EFBFBD>ִ<EFBFBD><D6B4>нǶȴ<C7B6><C8B4><EFBFBD>
	void DrawCairoTextAngle(CText &text, COLORREF color);
	//<2F><><EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD><EFBFBD><EFBFBD>ʾ(Cairo<72><6F>֧<EFBFBD><D6A7>"\r\n" "\n")
	void DrawCairoMultilineText(CText& text, COLORREF color);
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƫת90<39><30>
	void DrawCairoVerticalText(CText& text, COLORREF color);
	//<2F><><EFBFBD>γ<EFBFBD><CEB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void DrawCairoFillRect(CRect8& rect, COLORREF color);
	//<2F><><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD>
	void DrawCairoLine(std::vector<CAIROPOINT>& pointVec, COLORREF color = 0);
	//ɫ<><C9AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	void DrawCairoRulerImage(CColorRuler& ruler, CColorBase &color);
	//<2F><><EFBFBD><EFBFBD>ȱʡ<C8B1><CAA1><EFBFBD><EFBFBD>
	void DrawOther(double x0, double y0, CSize8 sz, COLORREF col, UINT nMode, double a);

	//<2F><><EFBFBD><EFBFBD>pdfҳ<66><D2B3>
	void DrawCairoAddPdfNumber();

	//
	void DrawCairoCurveMark(CCurveEx &curve);
	//<2F><><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD><DFB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
	void ComputeCurveName(CCurveEx &curve, CCurveName *pName, int state);

	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	double DistancePolyLine(const CAIROPOINT& p1, const CAIROPOINT& p2);
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	double TotalLengthPolyLine(const std::vector<CAIROPOINT>& points);
	//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	CPoint2D GetPolygonCentroid(const CCurveEx& curve, CXyDC* pXyDc);
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַָ<D6B7><D6B8>ɵ<EFBFBD><C9B5><EFBFBD>
	std::vector<std::string> StringSplit(const std::string& str);

	/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>±<EFBFBD><EFBFBD>ַ<EFBFBD>ת<EFBFBD><EFBFBD>
		 *
		 * \param cmd
		 * \return ת<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD>
		 */
	CString ReverseSuperAndSubConversion(CString cmd);

	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƽ<EFBFBD><C6BD> <20><>ֵ
	void DrawSmoothPathUsingInterpolation(
		cairo_t* cr,
		double* x,
		double* y,
		int count,
		int samplesPerSegment = 20);

	/**
		 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ϶<EFBFBD><EFBFBD><EFBFBD><EFBFBD>εĽ<EFBFBD><EFBFBD>㼯<EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>͸<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 *
		 * \param polysA	<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>μ<EFBFBD><EFBFBD><EFBFBD>
		 * \param curPoly	<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		 */
	void FillIntersection(
		const std::vector<std::vector<CAIROPOINT>>& polysA,
		std::vector<CAIROPOINT>& curPoly);

	//<2F><><EFBFBD><EFBFBD>
	void DrawCairoImageInsert(CImageInsert& image);

private:
	cairo_t* p_cairo;
	cairo_surface_t* p_surface;

	bool m_symbolstate;			//<2F><><EFBFBD><EFBFBD>pdf<64><66><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD><DFB6>߿<EFBFBD>ʹ<EFBFBD><CAB9>
	double m_scale;
	CSize8 m_paperSize;			//ͼֽ<CDBC><D6BD><EFBFBD><EFBFBD>mm(A4)
	CRect8 m_rect;
	CSize8 m_unit;
	CRect8 m_paperMargin;		//<2F>߾ࣨ<DFBE><E0A3A8>λ<EFBFBD><CEBB> point<6E><74>72 point = 1Ӣ<31>磩

	int m_landscape;			//0<><30><EFBFBD><EFBFBD>Ӧ, 1Ϊ<31><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 2<><32><EFBFBD><EFBFBD>
	int m_number;				//ҳ<><D2B3>
	CairoFitMode m_fitMode;

	CString m_filePath;
	std::unordered_map<void*, COne*> m_elementMap;

	std::shared_ptr<CXyDC> m_cacheXyDC;		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
	std::shared_ptr<CXyDC> m_cacheOldXyDC;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
	std::shared_ptr<CXyDC> m_symbolXyDC;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ŵ<EFBFBD><C5B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

	std::vector<std::vector<CAIROPOINT>> m_polygons; //<2F><>¼<EFBFBD><C2BC><EFBFBD>߸<EFBFBD><DFB8><EFBFBD>
};