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/******************************************************************************
** libDXFrw - Library to read/write DXF files (ascii & binary) **
** **
** Copyright (C) 2011-2015 José F. Soriano, rallazz@gmail.com **
** **
** This library is free software, licensed under the terms of the GNU **
** General Public License as published by the Free Software Foundation, **
** either version 2 of the License, or (at your option) any later version. **
** You should have received a copy of the GNU General Public License **
** along with this program. If not, see <http://www.gnu.org/licenses/>. **
******************************************************************************/
#ifndef DWGREADER21_H
#define DWGREADER21_H
#include <map>
#include <list>
#include "drw_textcodec.h"
#include "dwgbuffer.h"
#include "dwgreader.h"
//reader for AC1021 aka v2007, chapter 5
class dwgReader21 : public dwgReader {
public:
dwgReader21(std::istream *stream, dwgR *p):dwgReader(stream, p){
objData = NULL;
dataSize = 0;
}
virtual ~dwgReader21(){
if (objData != NULL)
delete[] objData;
}
bool readMetaData();
bool readFileHeader();
bool readDwgHeader(DRW_Header& hdr);
bool readDwgClasses();
bool readDwgHandles();
bool readDwgTables(DRW_Header& hdr);
bool readDwgBlocks(DRW_Interface& intfa);
virtual bool readDwgEntities(DRW_Interface& intfa){
bool ret = true;
dwgBuffer dataBuf(objData, dataSize, &decoder);
ret = dwgReader::readDwgEntities(intfa, &dataBuf);
return ret;
}
virtual bool readDwgObjects(DRW_Interface& intfa){
bool ret = true;
dwgBuffer dataBuf(objData, dataSize, &decoder);
ret = dwgReader::readDwgObjects(intfa, &dataBuf);
return ret;
}
//bool readDwgEntity(objHandle& obj, DRW_Interface& intfa){
// return false;
//}
private:
bool parseSysPage(duint64 sizeCompressed, duint64 sizeUncompressed, duint64 correctionFactor, duint64 offset, duint8 *decompData);
bool parseDataPage(dwgSectionInfo si, duint8 *dData);
duint8 *objData;
duint64 dataSize;
};
#endif // DWGREADER21_H
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