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/******************************************************************************
** libDXFrw - Library to read/write DXF files (ascii & binary) **
** **
** Copyright (C) 2011 Rallaz, 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 DXFREADER_H
#define DXFREADER_H
#include "drw_textcodec.h"
class dxfReader
{
public:
dxfReader( std::ifstream* stream )
{
filestr = stream;
doubleData = 0.0;
intData = 0;
int64 = 0;
#ifdef DRW_DBG
count = 0;
#endif
}
virtual ~dxfReader() {}
virtual bool readCode( int* code ) = 0; // return true if sucesful (not EOF)
virtual bool readString( std::string* text ) = 0;
virtual bool readString() = 0;
bool readRec( int* code, bool skip );
virtual bool readInt() = 0;
virtual bool readInt32() = 0;
virtual bool readInt64() = 0;
virtual bool readDouble() = 0;
virtual bool readBool() = 0;
std::string getString() { return strData; }
int getHandleString(); // Convert hex string to int
std::string toUtf8String( std::string t ) { return decoder.toUtf8( t ); }
std::string getUtf8String() { return decoder.toUtf8( strData ); }
double getDouble() { return doubleData; }
int getInt32() { return intData; }
unsigned long long int getInt64() { return int64; }
bool getBool() { return (intData==0) ? false : true; }
int getVersion() { return decoder.getVersion(); }
void setVersion( std::string* v ) { decoder.setVersion( v ); }
void setCodePage( std::string* c ) { decoder.setCodePage( c ); }
std::string getCodePage() { return decoder.getCodePage(); }
#ifdef DRW_DBG
int count; // DBG
#endif
protected:
std::ifstream* filestr;
std::string strData;
double doubleData;
signed int intData; // 32 bits integer
unsigned long long int int64; // 64 bits integer
private:
DRW_TextCodec decoder;
};
class dxfReaderBinary : public dxfReader
{
public:
dxfReaderBinary( std::ifstream* stream ) : dxfReader( stream ) {}
virtual ~dxfReaderBinary() {}
virtual bool readCode( int* code );
virtual bool readString( std::string* text );
virtual bool readString();
virtual bool readInt();
virtual bool readInt32();
virtual bool readInt64();
virtual bool readDouble();
virtual bool readBool();
};
class dxfReaderAscii : public dxfReader
{
public:
dxfReaderAscii( std::ifstream* stream ) : dxfReader( stream ) {}
virtual ~dxfReaderAscii() {}
virtual bool readCode( int* code );
virtual bool readString( std::string* text );
virtual bool readString();
virtual bool readInt();
virtual bool readDouble();
virtual bool readInt32();
virtual bool readInt64();
virtual bool readBool();
};
#endif // DXFREADER_H
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