kicad/lib_dxf/intern/dxfwriter.cpp

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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/>. **
******************************************************************************/
#include <stdlib.h>
#include <fstream>
#include <string>
#include <algorithm>
#include "dxfwriter.h"
#ifdef DRW_DBG
#include <iostream> // for debug
#define DBG( a ) std::cerr << a
#else
#define DBG( a )
#endif
// RLZ TODO change std::endl to x0D x0A (13 10)
/*bool dxfWriter::readRec(int *codeData, bool skip) {
* // std::string text;
* int code;
*
* #ifdef DRW_DBG
* count = count+2; //DBG
* #endif
*
* if (!readCode(&code))
* return false;
* codeData = code;
*
* if (code < 10)
* readString();
* else if (code < 60)
* readDouble();
* else if (code < 80)
* readInt();
* else if (code > 89 && code < 100) //TODO this is an int 32b
* readInt32();
* else if (code == 100 || code == 102 || code == 105)
* readString();
* else if (code > 109 && code < 150) //skip not used at the v2012
* readDouble();
* else if (code > 159 && code < 170) //skip not used at the v2012
* readInt64();
* else if (code < 180)
* readInt();
* else if (code > 209 && code < 240) //skip not used at the v2012
* readDouble();
* else if (code > 269 && code < 290) //skip not used at the v2012
* readInt();
* else if (code < 300) //TODO this is a boolean indicator, int in Binary?
* readBool();
* else if (code < 370)
* readString();
* else if (code < 390)
* readInt();
* else if (code < 400)
* readString();
* else if (code < 410)
* readInt();
* else if (code < 420)
* readString();
* else if (code < 430) //TODO this is an int 32b
* readInt32();
* else if (code < 440)
* readString();
* else if (code < 450) //TODO this is an int 32b
* readInt32();
* else if (code < 460) //TODO this is long??
* readInt();
* else if (code < 470) //TODO this is a floating point double precision??
* readDouble();
* else if (code < 481)
* readString();
* else if (code > 998 && code < 1009) //skip not used at the v2012
* readString();
* else if (code < 1060) //TODO this is a floating point double precision??
* readDouble();
* else if (code < 1071)
* readInt();
* else if (code == 1071) //TODO this is an int 32b
* readInt32();
* else if (skip)
* //skip safely this dxf entry ( ok for ascii dxf)
* readString();
* else
* //break in binary files because the conduct is unpredictable
* return false;
*
* return (filestr->good());
* }*/
bool dxfWriter::writeUtf8String( int code, std::string text )
{
std::string t = encoder.fromUtf8( text );
return writeString( code, t );
}
bool dxfWriter::writeUtf8Caps( int code, std::string text )
{
std::string strname = text;
std::transform( strname.begin(), strname.end(), strname.begin(), ::toupper );
std::string t = encoder.fromUtf8( strname );
return writeString( code, t );
}
bool dxfWriterBinary::writeString( int code, std::string text )
{
char bufcode[2];
bufcode[0] = code & 0xFF;
bufcode[1] = code >> 8;
filestr->write( bufcode, 2 );
*filestr << text << '\0';
return filestr->good();
}
/*bool dxfWriterBinary::readCode(int *code) {
* unsigned short *int16p;
* char buffer[2];
* filestr->read(buffer,2);
* int16p = (unsigned short *) buffer;
* //exist a 32bits int (code 90) with 2 bytes???
* if ((*code == 90) && (*int16p>2000)){
* DBG(*code); DBG(" de 16bits\n");
* filestr->seekg(-4, std::ios_base::cur);
* filestr->read(buffer,2);
* int16p = (unsigned short *) buffer;
* }
* code = *int16p;
* DBG(*code); DBG("\n");
*
* return (filestr->good());
* }*/
/*bool dxfWriterBinary::readString() {
* std::getline(*filestr, strData, '\0');
* DBG(strData); DBG("\n");
* return (filestr->good());
* }*/
/*bool dxfWriterBinary::readString(std::string *text) {
* std::getline(*filestr, *text, '\0');
* DBG(*text); DBG("\n");
* return (filestr->good());
* }*/
bool dxfWriterBinary::writeInt16( int code, int data )
{
char bufcode[2];
char buffer[2];
bufcode[0] = code & 0xFF;
bufcode[1] = code >> 8;
buffer[0] = data & 0xFF;
buffer[1] = data >> 8;
filestr->write( bufcode, 2 );
filestr->write( buffer, 2 );
return filestr->good();
}
bool dxfWriterBinary::writeInt32( int code, int data )
{
char buffer[4];
buffer[0] = code & 0xFF;
buffer[1] = code >> 8;
filestr->write( buffer, 2 );
buffer[0] = data & 0xFF;
buffer[1] = data >> 8;
buffer[2] = data >> 16;
buffer[3] = data >> 24;
filestr->write( buffer, 4 );
return filestr->good();
}
bool dxfWriterBinary::writeInt64( int code, unsigned long long int data )
{
char buffer[8];
buffer[0] = code & 0xFF;
buffer[1] = code >> 8;
filestr->write( buffer, 2 );
buffer[0] = data & 0xFF;
buffer[1] = data >> 8;
buffer[2] = data >> 16;
buffer[3] = data >> 24;
buffer[4] = data >> 32;
buffer[5] = data >> 40;
buffer[6] = data >> 48;
buffer[7] = data >> 56;
filestr->write( buffer, 8 );
return filestr->good();
}
bool dxfWriterBinary::writeDouble( int code, double data )
{
char bufcode[2];
char buffer[8];
bufcode[0] = code & 0xFF;
bufcode[1] = code >> 8;
filestr->write( bufcode, 2 );
unsigned char* val;
val = (unsigned char*) &data;
for( int i = 0; i<8; i++ )
{
buffer[i] = val[i];
}
filestr->write( buffer, 8 );
return filestr->good();
}
// saved as int or add a bool member??
bool dxfWriterBinary::writeBool( int code, bool data )
{
char buffer[1];
char bufcode[2];
bufcode[0] = code & 0xFF;
bufcode[1] = code >> 8;
filestr->write( bufcode, 2 );
buffer[0] = data;
filestr->write( buffer, 1 );
return filestr->good();
}
bool dxfWriterAscii::writeString( int code, std::string text )
{
*filestr << code << std::endl << text << std::endl;
/* std::getline(*filestr, strData, '\0');
* DBG(strData); DBG("\n");*/
return filestr->good();
}
/*bool dxfWriterAscii::readCode(int *code) {
* std::string text;
* std::getline(*filestr, text);
* code = atoi(text.c_str());
* DBG(*code); DBG("\n");
* return (filestr->good());
* }*/
/*bool dxfWriterAscii::readString(std::string *text) {
* std::getline(*filestr, *text);
* if (text->at(text->size()-1) == '\r')
* text->erase(text->size()-1);
* return (filestr->good());
* }*/
/*bool dxfWriterAscii::readString() {
* std::getline(*filestr, strData);
* if (strData.at(strData.size()-1) == '\r')
* strData.erase(strData.size()-1);
* DBG(strData); DBG("\n");
* return (filestr->good());
* }*/
bool dxfWriterAscii::writeInt16( int code, int data )
{
// *filestr << code << "\r\n" << data << "\r\n";
*filestr << code << std::endl << data << std::endl;
return filestr->good();
}
bool dxfWriterAscii::writeInt32( int code, int data )
{
return writeInt16( code, data );
}
bool dxfWriterAscii::writeInt64( int code, unsigned long long int data )
{
*filestr << code << std::endl << data << std::endl;
return filestr->good();
}
bool dxfWriterAscii::writeDouble( int code, double data )
{
std::streamsize prec = filestr->precision();
filestr->precision( 12 );
*filestr << code << std::endl << data << std::endl;
filestr->precision( prec );
return filestr->good();
}
// saved as int or add a bool member??
bool dxfWriterAscii::writeBool( int code, bool data )
{
*filestr << code << std::endl << data << std::endl;
return filestr->good();
}