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