////////////////////////////////////////////////////////////////////////////// //文件: 格式转换类 //主要功能: // 读取EMF格式 // //程序编写: 2024-10-20 // //GIT :https://github.com/mathog/libUEMF.git ///////////////////////////////////////////////////////////////////////////// #pragma once #include ".\otherformat.h" #include "afxcoll.h" #include "uemf.h" #include "uemf_print.h" #include "upmf.h" #include "uemf_utf.h" #include "uemf_safe.h" #include "uemf_endian.h" #include ".\DrawOperator\Utils.h" #include ".\DrawOperator\EmfDefine.h" namespace NFormatReader { class CEmfFile : public COtherFormat { public: CEmfFile(void); virtual ~CEmfFile(void); int Read(LPCTSTR lpszPathName); int Read(CFile& fr); protected: //元素信息 int ReadEMFArc(double sx, double sy, double ax, double ay, double angle, DWORD type, PEMF_CALLBACK_DATA d); int ReadEMFLine(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFLine_EMR_POLYGON16(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFEllipse(double cx, double cy, double rx, double ry, COLORREF color); int ReadEMFPolyLine(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFClipPolyLine(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFPolyLine_EMR_POLYPOLYLINE16(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFText(const TCHUNK_SPECS &tsp, char * textString, char *fontspec, PEMF_CALLBACK_DATA d); int ReadEMFPolyBezierto(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFPolyBezierto_EMR_POLYBEZIERTO16(const CList& list, PEMF_CALLBACK_DATA d); int ReadEMFImage(CRect8 rect, const CString &imagePath); int ReadEMFRect(CRect8 rect, PEMF_CALLBACK_DATA d); int ReadEMFDraw(PEMF_CALLBACK_DATA d); virtual POSITION AddElement(void* pElement, int type); int AI_hack(PU_EMRHEADER pEmr); //EMF文件属性读取 int myEnhMetaFileProc(char *contents, unsigned int length, PEMF_CALLBACK_DATA d); //裁剪区域填充 void enlarge_clips(PEMF_CALLBACK_DATA d); int in_clips(PEMF_CALLBACK_DATA d, const char* test); void add_clips(PEMF_CALLBACK_DATA d, const char* clippath, unsigned int logic); int combine_ops_to_livarot(const int op); void output_style(PEMF_CALLBACK_DATA d, int iType); //坐标转换 double pix_to_x_point(PEMF_CALLBACK_DATA d, double px, double py); double pix_to_y_point(PEMF_CALLBACK_DATA d, double px, double py); double _pix_x_to_point(PEMF_CALLBACK_DATA d, double px); double _pix_y_to_point(PEMF_CALLBACK_DATA d, double py); double pix_to_abs_size(PEMF_CALLBACK_DATA d, double px); void snap_to_faraway_pair(double *x, double *y); int trinfo_load_bk(TR_INFO *tri, int usebk, TRCOLORREF bkcolor); int trinfo_check_bk(TR_INFO *tri, int usebk, TRCOLORREF bkcolor); void delete_object(PEMF_CALLBACK_DATA d, int index); void insert_object(PEMF_CALLBACK_DATA d, int index, int type, PU_ENHMETARECORD pObj); int trinfo_load_qe(TR_INFO *tri, double qe); double current_scale(PEMF_CALLBACK_DATA d); void select_pen(PEMF_CALLBACK_DATA d, int index); void select_extpen(PEMF_CALLBACK_DATA d, int index); void select_brush(PEMF_CALLBACK_DATA d, int index); void select_font(PEMF_CALLBACK_DATA d, int index); uint32_t *unknown_chars(size_t count); int isNon(char *font); void msdepua(uint32_t *text); int NonToUnicode(uint32_t *text, char *font); COLORREF sethexcolor(TRCOLORREF color); COLORREF sethexcolor(U_COLORREF color); U_COLORREF gethexcolor(uint32_t color); COLORREF getRGBAColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a); double current_rotation(PEMF_CALLBACK_DATA d); void enlarge_hatches(PEMF_CALLBACK_DATA d); int in_hatches(PEMF_CALLBACK_DATA d, char *test); uint32_t add_image(PEMF_CALLBACK_DATA d, void *pEmr, uint32_t cbBits, uint32_t cbBmi, uint32_t iUsage, uint32_t offBits, uint32_t offBmi); uint32_t add_hatch(PEMF_CALLBACK_DATA d, uint32_t hatchType, U_COLORREF hatchColor); void free_emf_strings(EMF_STRINGS name); void common_image_extraction(PEMF_CALLBACK_DATA d, void *pEmr, double dx, double dy, double dw, double dh, int sx, int sy, int sw, int sh, uint32_t iUsage, uint32_t offBits, uint32_t cbBits, uint32_t offBmi, uint32_t cbBmi, U_RECTL rc); std::string GenerateUniqueFilename(const std::string& baseName, const std::string& extension); bool Save_RGBA_As_BMP(const std::string &ename, std::unique_ptr rgba_data, uint32_t width, uint32_t height); int RemovePathFile(); bool IsOutsideModelSpace(double x0, double y0, const CRect8 &rect); //处理不合理坐标值 std::list FilterPointsInRect(PEMF_CALLBACK_DATA d, const std::list& points, bool state); std::list FilterPointsInRect(PEMF_CALLBACK_DATA d, const std::list& points); private: CString GetFontName(CString faceName); int U_EMR_COMMENT_F(PEMF_CALLBACK_DATA d, const char* contents, const char* blimit, int recnum, int off); //刨面图充填处理 int ReadEMFLine_FillRects(const std::list& list, PEMF_CALLBACK_DATA d, const CString &str); //充填 int ReadEMFLine_FillRects(const std::list& list, PEMF_CALLBACK_DATA d); //绘制规则图形充填 int ReadEMF_PMR_RectFill(const std::list& list, PEMF_CALLBACK_DATA d, const CString& str); //刨面贝塞尔曲线 int ReadEMF_PMR_DrawBeziers(const std::list& listc, PEMF_CALLBACK_DATA d); // int ReadEMF_PMR_RectLine(const std::list& list, PEMF_CALLBACK_DATA d); // int ReadEMF_PMR_Line(const std::list& list, PEMF_CALLBACK_DATA d); // int U_PMR_Object_F(PEMF_CALLBACK_DATA d, const char* contents, const char* blimit, U_OBJ_ACCUM* ObjCont, int term); int U_PMF_PATH_F(PEMF_CALLBACK_DATA d, const char* contents, const char* blimit); int U_PMR_DrawBeziers_F(PEMF_CALLBACK_DATA d, const char* contents); int U_PMF_REGIONNODE_F(PEMF_CALLBACK_DATA d, const char* contents, int Level, const char* blimit); int U_PMF_REGIONNODECHILDNODES_F(PEMF_CALLBACK_DATA d, const char* contents, int Level, const char* blimit); int U_PMF_BRUSH_F(PEMF_CALLBACK_DATA d, const char* contents, const char* blimit); int U_PMR_DRAWLINES_F(PEMF_CALLBACK_DATA d, const char* contents); protected: // 使用list记录填充区域 std::list> m_FilllineLists_std_list; struct _CURRENT_ELE { DWORD m_dwID; //当前元素的句柄ID号 BOOL m_bCurentView; //当前元素的可视状态 COLORREF m_colCurrent; //当前元素的颜色 COLORREF m_bColCurrent; //当前元素背景颜色 （填充使用） CString m_emfImagePath; // 图片临时生成目录 CRect8 m_rect; //总图大小 }; _CURRENT_ELE m_curElement; }; };