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251 lines
6.4 KiB
C++
251 lines
6.4 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//文件: 格式转换类
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//主要功能:
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// 转换AutoCAD的DXF明码格式
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//
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//程序编写: 2007-5-09
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//
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//
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/////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include ".\otherformat.h"
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#include "afxcoll.h"
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namespace NFormatReader
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{
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#define DXF_READ_BREAK -1
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#define DXF_READ_ERROR 0
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#define DXF_READ_OK 1
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#define DXF_READ_ELEMENT 2 //读取元素段
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class CDxfFile :
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public COtherFormat
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{
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public:
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CDxfFile(void);
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virtual ~CDxfFile(void);
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int Read(LPCTSTR lpszPathName);
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int Read(CFile& fr);
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protected:
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int ReadSection(CFile& fr);
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//生成元素
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void CreatePline(void);
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//段信息
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int ReadSectionEntities(CFile& fr);
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int ReadSectionHeader(CFile& fr);
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int ReadSectionClasses(CFile& fr);
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int ReadSectionBlocks(CFile& fr);
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int ReadSectionTables(CFile& fr);
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int ReadSectionObjects(CFile& fr);
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bool IsSectionEnd(CString &cmd);
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//块信息
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int ReadBlock(CFile& fr);
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int EndBlock(CFile& fr);
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//Table
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int ReadTable(CFile& fr);
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int EndTable(CFile& fr);
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//元素信息
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int ReadEntitieArc(CFile& fr);
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int ReadEntitieCircle(CFile& fr);
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int ReadEntitieLine(CFile& fr);
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int ReadEntitiePline(CFile& fr);
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int ReadEntitieText(CFile& fr);
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int ReadEntitie3DFace(CFile& fr);
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int ReadEntitiePoint(CFile& fr);
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int ReadEntitieSolid(CFile& fr);
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int ReadEntitieEllipse(CFile& fr);
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int ReadEntitieSpline(CFile& fr);
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int ReadEntitieLWPolyline(CFile& fr);
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int ReadEntitieImage(CFile& fr);
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int ReadEntitieMline(CFile& fr);
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int ReadEntitieLeader(CFile& fr);
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int ReadEntitieTrace(CFile& fr);
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int ReadEntitieInsert(CFile& fr);
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int ReadEntitieAttdef(CFile& fr);
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int ReadEntitieAttrib(CFile& fr);
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int ReadEntitieMText(CFile& fr);
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int ReadEntitieHatch(CFile& fr);
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//int _ReadEntitieHatch_MSegment(CFile& fr); //多线段
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//int _ReadEntitieHatch_Line(CFile& fr); //直线
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//int _ReadEntitieHatch_Arc(CFile& fr); //弧
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//int _ReadEntitieHatch_EllipseArc(CFile& fr);//椭圆弧
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//int _ReadEntitieHatch_Spline(CFile& fr); //样条曲线
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int ReadEntitieDimension(CFile& fr);
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int ReadEntitieImageDef(CFile& fr);
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int ReadEntitieViewPort(CFile& fr);
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int ReadEntitieRay(CFile& fr);
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int ReadEntitieXLine(CFile& fr);
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int ReadEntitieShape(CFile& fr);
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int ReadEntitieVertex(CFile& fr); //读取曲线顶点
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int ReadGeneralCode(CFile& fr); //适用于所有图形对象的组码
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int ReadEntitieState();
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int _ReadEntities(CFile& fr); //读取0段之后的
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int ReadEntities(CFile& fr); //读取0段之后的
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int SkipLine(CFile& fr); //跳过非0代码行
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void InitCurrentElement(void);
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virtual POSITION AddElement(void* pElement, int type);
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protected:
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virtual void* GetXY(void);
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CString GetFontName(CString faceName);
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void SetFontName(void* pCText_Value, char* pFaceName);
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CPtrList m_listBlockXY; //块堆栈
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BOOL IsBlockXY(void);
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class CBlockMarkClone
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{
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public:
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void* m_pXy;
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void* m_pMarkXy;
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CString m_strMarkName;
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};
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CList<CBlockMarkClone, CBlockMarkClone> m_listMarkClone;
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class CHeader
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{
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public:
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CHeader(void);
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CString m_strVer; //版本号
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CPoint3D PUCSORG; //当前图纸空间 UCS 原点
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CPoint3D PUCSXDIR; //当前图纸空间 UCS X 轴
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CPoint3D PUCSYDIR; //当前图纸空间 UCS Y 轴
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};
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CHeader header;
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class CReadCode
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{
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public:
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CReadCode(void);
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int Compare(LPCTSTR lpszString);
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int code;
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CString cmd;
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};
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CReadCode m_rc;
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int ReadCode(CFile& fr);
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//Pline
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class CPolylinePar
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{
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public:
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CPolylinePar() {Init();};
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void Init()
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{
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m_pointList.RemoveAll();
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m_dStartWidth=0;
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m_dEndWidth=0;
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m_nSegmentType=0;
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m_nSmoothType=0;
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m_strEleType=_T("");
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};
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CPointList m_pointList;
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double m_dStartWidth;
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double m_dEndWidth;
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int m_nSegmentType;
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int m_nSmoothType;
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CString m_strEleType;
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};
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CPolylinePar m_polylinePar;
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struct _CURRENT_ELE{
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DWORD m_dwID; //当前元素的句柄ID号
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COLORREF m_colCurrent; //当前元素的颜色
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BOOL m_bCurentView; //当前元素的可视状态
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CString m_strLineType; // Used LineType's Name
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};
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_CURRENT_ELE m_curElement;
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typedef struct tag_LAYER
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{
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char Name[512]; // Layer Name
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UINT StandardFlags; // Standard flags
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int Color; // Layer Color
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char LineType[512]; // Line Type
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} DXFLAYER, *PDXFLAYER;
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CList<DXFLAYER, DXFLAYER> m_listLayer; //保存读取的层信息，为了后面设置元素的颜色、线型等参数
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int FindLayer(CString strLayerName, DXFLAYER& ds);
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typedef struct tag_LTYPE
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{
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char Name[512]; // Line Type Name
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int StandardFlags; // Standard flags
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char DescriptiveText[512]; // Descriptive Text
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int ElementsNumber; // Line Elements Number
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double TotalPatternLength; // Total Pattern Length
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double Elements[30]; // Line Elements
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} DXFLTYPE, *PDXFLTYPE;
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typedef struct tag_STYLE
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{
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char Name[512]; // Style Name
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char PrimaryFontFilename[512]; // Primary Font Filename
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int StandardFlags; // Standard flag values -> 4=Vertical text
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int TextGenerationFlags; // Text generation flags -> 2=Text is backward 4=Text is upside down
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double FixedTextHeight; // Fixed text height
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double WidthFactor; // Width Factor
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double Height; // Height
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double ObliqueAngle; // Oblique angle
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} DXFSTYLE, *PDXFSTYLE;
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typedef struct tag_DIMSTYLE
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{
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char Name[512]; // DimStyle Name
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int StandardFlags; // Standard flag values
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int DIMCLRD; // Dimension line & Arrow heads color
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double DIMDLE; // Dimension line size after Extensionline
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int DIMCLRE; // Extension line color
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double DIMEXE; // Extension line size after Dimline
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double DIMEXO; // Offset from origin
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char DIMBLK1[512]; // 1st Arrow head
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char DIMBLK2[512]; // 2nd Arrow head
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double DIMASZ; // Arrow size
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char DIMTXSTY[512]; // Text style
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DWORD DIMTXSTYObjhandle; // Text style Object Handle
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int DIMCLRT; // Text color
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double DIMTXT; // Text height
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int DIMTAD; // Vertical Text Placement
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double DIMGAP; // Offset from dimension line
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} DXFDIMSTYLE, *PDXFDIMSTYLE;
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//Tables
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int ReadTableVIEW(CFile &fr);
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int ReadTableUCS(CFile &fr);
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int ReadTableBLOCK_RECORD(CFile &fr);
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int ReadTableAPPID(CFile &fr);
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int ReadTableVPORT(CFile &fr);
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int ReadTableSTYLE(CFile &fr);
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int ReadTableDIMSTYLE(CFile &fr);
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int ReadTableLAYER(CFile &fr);
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int ReadTableLTYPE(CFile &fr);
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typedef struct tag_DXFENTDIMENSION {
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CPoint3D DefPoint3;
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CPoint3D DefPoint4;
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double DimRotationAngle;
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CPoint3D DimLineDefPoint;
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char BlockName[16];
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char DimStyleName[512];
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char DimText[1024];
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} DXFENTDIMENSION, *PDXFENTDIMENSION;
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};
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};
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