/******************************************************************************* * Project: libopencad * Purpose: OpenSource CAD formats support library * Author: Alexandr Borzykh, mush3d at gmail.com * Author: Dmitry Baryshnikov, bishop.dev@gmail.com * Language: C++ ******************************************************************************* * The MIT License (MIT) * * Copyright (c) 2016 Alexandr Borzykh * Copyright (c) 2016-2018 NextGIS, * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. *******************************************************************************/ #ifndef DWG_R2000_H_H #define DWG_R2000_H_H #include "cadfile.h" #include "io.h" struct SectionLocatorRecord { char byRecordNumber = 0; int dSeeker = 0; int dSize = 0; }; struct DWG2000Ced { long dLength; short dType; int dObjSizeInBits; CADHandle hHandle; CADEedArray eEED; bool bGraphicPresentFlag; char dEntMode; int dNumReactors; bool bNoLinks; short dCMColorIndex; double dfLtypeScale; char ltype_flags; char plotstyle_flags; short dInvisibility; char cLineWeight; }; struct DWG2000Cehd { CADHandle hOwner; CADHandle hReactors; CADHandle hxdibobjhandle; CADHandle hprev_entity, hnext_entity; CADHandle hlayer; CADHandle hltype; CADHandle hplotstyle; }; class DWGFileR2000 : public CADFile { public: explicit DWGFileR2000( CADFileIO * poFileIO ); virtual ~DWGFileR2000() = default; protected: virtual int ReadSectionLocators() override; virtual int ReadHeader( enum OpenOptions eOptions ) override; virtual int ReadClasses( enum OpenOptions eOptions ) override; virtual int CreateFileMap() override; CADObject * GetObject( long dHandle, bool bHandlesOnly = false ) override; CADGeometry * GetGeometry( size_t iLayerIndex, long dHandle, long dBlockRefHandle = 0 ) override; CADDictionary GetNOD() override; protected: CADBlockObject * getBlock(unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer& buffer); CADEllipseObject * getEllipse(unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer); CADSolidObject * getSolid( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer& buffer); CADPointObject * getPoint(unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer); CADPolyline3DObject * getPolyLine3D(unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer); CADRayObject * getRay( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer); CADXLineObject * getXLine( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADLineObject * getLine( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADTextObject * getText( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADVertex3DObject * getVertex3D( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADCircleObject * getCircle( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADEndblkObject * getEndBlock( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADPolyline2DObject * getPolyline2D( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADAttribObject * getAttributes( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADAttdefObject * getAttributesDefn( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADLWPolylineObject * getLWPolyLine( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADArcObject * getArc( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADSplineObject * getSpline( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADEntityObject * getEntity( int dObjectType, unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADInsertObject * getInsert( int dObjectType, unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADDictionaryObject * getDictionary( unsigned int dObjectSize, CADBuffer &buffer ); CADXRecordObject * getXRecord( unsigned int dObjectSize, CADBuffer &buffer ); CADLayerObject * getLayerObject( unsigned int dObjectSize, CADBuffer &buffer ); CADLayerControlObject * getLayerControl( unsigned int dObjectSize, CADBuffer &buffer ); CADBlockControlObject * getBlockControl( unsigned int dObjectSize, CADBuffer &buffer ); CADBlockHeaderObject * getBlockHeader( unsigned int dObjectSize, CADBuffer &buffer ); CADLineTypeControlObject * getLineTypeControl( unsigned int dObjectSize, CADBuffer &buffer ); CADLineTypeObject * getLineType1( unsigned int dObjectSize, CADBuffer &buffer ); CADMLineObject * getMLine( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADPolylinePFaceObject * getPolylinePFace( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADImageObject * getImage( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CAD3DFaceObject * get3DFace( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADVertexMeshObject * getVertexMesh( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADVertexPFaceObject * getVertexPFace( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADDimensionObject * getDimension( short dObjectType, unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADMTextObject * getMText( unsigned int dObjectSize, const CADCommonED& stCommonEntityData, CADBuffer &buffer ); CADImageDefObject * getImageDef( unsigned int dObjectSize, CADBuffer &buffer ); CADImageDefReactorObject * getImageDefReactor( unsigned int dObjectSize, CADBuffer &buffer ); void fillCommonEntityHandleData(CADEntityObject * pEnt, CADBuffer &buffer); unsigned short validateEntityCRC(CADBuffer& buffer, unsigned int dObjectSize, const char * entityName = "ENTITY", bool bSwapEndianness = false ); bool readBasicData(CADBaseControlObject * pBaseControlObject, unsigned int dObjectSize, CADBuffer &buffer); protected: int imageSeeker; std::vector sectionLocatorRecords; }; #endif // DWG_R2000_H_H