/src/gdal/ogr/ogrsf_frmts/cad/libopencad/cadheader.cpp

Source (jump to first uncovered line)
/*******************************************************************************
 *  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 NextGIS, <info@nextgis.com>
 *
  * SPDX-License-Identifier: MIT
 *******************************************************************************/

#include "cpl_port.h"
#include "cpl_safemaths.hpp"
#include "cadheader.h"
#include "opencad_api.h"
#include "dwg/io.h"

#include <cstring>
#include <iostream>
#include <time.h>

#if ((defined(__sun__) || defined(__FreeBSD__)) && __GNUC__ == 4 && __GNUC_MINOR__ == 8) || defined(__ANDROID__)
// gcc 4.8 on Solaris 11.3 or FreeBSD 11 doesn't have std::string
#include <sstream>
template <typename T> std::string to_string(T val)
{
    std::ostringstream os;
    os << val;
    return os.str();
}
#endif

using namespace std;

typedef struct
{
    short      nConstant;
    short      nGroupCode;
    const char * pszValueName;
} CADHeaderConstantDetail;

#define FillCADConstantDetail( x, y ) {CADHeader::x, y, "$"#x}

static const CADHeaderConstantDetail CADHeaderConstantDetails[]{
        FillCADConstantDetail( OPENCADVER, 777),
        FillCADConstantDetail( ACADMAINTVER, 70 ), FillCADConstantDetail( ACADVER, 1 ),
        FillCADConstantDetail( ANGBASE, 50 ), FillCADConstantDetail( ANGDIR, 70 ), FillCADConstantDetail( ATTMODE, 70 ),
        FillCADConstantDetail( AUNITS, 70 ), FillCADConstantDetail( AUPREC, 70 ), FillCADConstantDetail( CECOLOR, 62 ),
        FillCADConstantDetail( CELTSCALE, 40 ), FillCADConstantDetail( CELTYPE, 6 ),
        FillCADConstantDetail( CELWEIGHT, 370 ), FillCADConstantDetail( CEPSNID, 390 ),
        FillCADConstantDetail( CEPSNTYPE, 380 ), FillCADConstantDetail( CHAMFERA, 40 ),
        FillCADConstantDetail( CHAMFERB, 40 ), FillCADConstantDetail( CHAMFERC, 40 ),
        FillCADConstantDetail( CHAMFERD, 40 ), FillCADConstantDetail( CLAYER, 8 ), FillCADConstantDetail( CMLJUST, 70 ),
        FillCADConstantDetail( CMLSCALE, 40 ), FillCADConstantDetail( CMLSTYLE, 2 ),
        FillCADConstantDetail( CSHADOW, 280 ), FillCADConstantDetail( DIMADEC, 70 ),
        FillCADConstantDetail( DIMALT, 70 ), FillCADConstantDetail( DIMALTD, 70 ), FillCADConstantDetail( DIMALTF, 40 ),
        FillCADConstantDetail( DIMALTRND, 40 ), FillCADConstantDetail( DIMALTTD, 70 ),
        FillCADConstantDetail( DIMALTTZ, 70 ), FillCADConstantDetail( DIMALTU, 70 ),
        FillCADConstantDetail( DIMALTZ, 70 ), FillCADConstantDetail( DIMAPOST, 1 ), FillCADConstantDetail( DIMASO, 70 ),
        FillCADConstantDetail( DIMASSOC, 280 ), FillCADConstantDetail( DIMASZ, 40 ),
        FillCADConstantDetail( DIMATFIT, 70 ), FillCADConstantDetail( DIMAUNIT, 70 ),
        FillCADConstantDetail( DIMAZIN, 70 ), FillCADConstantDetail( DIMBLK, 1 ), FillCADConstantDetail( DIMBLK1, 1 ),
        FillCADConstantDetail( DIMBLK2, 1 ), FillCADConstantDetail( DIMCEN, 40 ), FillCADConstantDetail( DIMCLRD, 70 ),
        FillCADConstantDetail( DIMCLRE, 70 ), FillCADConstantDetail( DIMCLRT, 70 ), FillCADConstantDetail( DIMDEC, 70 ),
        FillCADConstantDetail( DIMDLE, 40 ), FillCADConstantDetail( DIMDLI, 40 ), FillCADConstantDetail( DIMDSEP, 70 ),
        FillCADConstantDetail( DIMEXE, 40 ), FillCADConstantDetail( DIMEXO, 40 ), FillCADConstantDetail( DIMFAC, 40 ),
        FillCADConstantDetail( DIMGAP, 40 ), FillCADConstantDetail( DIMJUST, 70 ),
        FillCADConstantDetail( DIMLDRBLK, 1 ), FillCADConstantDetail( DIMLFAC, 40 ),
        FillCADConstantDetail( DIMLIM, 70 ), FillCADConstantDetail( DIMLUNIT, 70 ), FillCADConstantDetail( DIMLWD, 70 ),
        FillCADConstantDetail( DIMLWE, 70 ), FillCADConstantDetail( DIMPOST, 1 ), FillCADConstantDetail( DIMRND, 40 ),
        FillCADConstantDetail( DIMSAH, 70 ), FillCADConstantDetail( DIMSCALE, 40 ), FillCADConstantDetail( DIMSD1, 70 ),
        FillCADConstantDetail( DIMSD2, 70 ), FillCADConstantDetail( DIMSE1, 70 ), FillCADConstantDetail( DIMSE2, 70 ),
        FillCADConstantDetail( DIMSHO, 70 ), FillCADConstantDetail( DIMSOXD, 70 ), FillCADConstantDetail( DIMSTYLE, 2 ),
        FillCADConstantDetail( DIMTAD, 70 ), FillCADConstantDetail( DIMTDEC, 70 ), FillCADConstantDetail( DIMTFAC, 40 ),
        FillCADConstantDetail( DIMTIH, 70 ), FillCADConstantDetail( DIMTIX, 70 ), FillCADConstantDetail( DIMTM, 40 ),
        FillCADConstantDetail( DIMTMOVE, 70 ), FillCADConstantDetail( DIMTOFL, 70 ),
        FillCADConstantDetail( DIMTOH, 70 ), FillCADConstantDetail( DIMTOL, 70 ), FillCADConstantDetail( DIMTOLJ, 70 ),
        FillCADConstantDetail( DIMTP, 40 ), FillCADConstantDetail( DIMTSZ, 40 ), FillCADConstantDetail( DIMTVP, 40 ),
        FillCADConstantDetail( DIMTXSTY, 7 ), FillCADConstantDetail( DIMTXT, 40 ), FillCADConstantDetail( DIMTZIN, 70 ),
        FillCADConstantDetail( DIMUPT, 70 ), FillCADConstantDetail( DIMZIN, 70 ), FillCADConstantDetail( DISPSILH, 70 ),
        FillCADConstantDetail( DRAGVS, 349 ), FillCADConstantDetail( DWGCODEPAGE, 3 ),
        FillCADConstantDetail( ELEVATION, 40 ), FillCADConstantDetail( ENDCAPS, 280 ),
        FillCADConstantDetail( EXTMAX, 123 ), FillCADConstantDetail( EXTMIN, 123 ),
        FillCADConstantDetail( EXTNAMES, 290 ), FillCADConstantDetail( FILLETRAD, 40 ),
        FillCADConstantDetail( FILLMODE, 70 ), FillCADConstantDetail( FINGERPRINTGUID, 2 ),
        FillCADConstantDetail( HALOGAP, 280 ), FillCADConstantDetail( HANDSEED, 5 ),
        FillCADConstantDetail( HIDETEXT, 290 ), FillCADConstantDetail( HYPERLINKBASE, 1 ),
        FillCADConstantDetail( INDEXCTL, 280 ), FillCADConstantDetail( INSBASE, 123 ),
        FillCADConstantDetail( INSUNITS, 70 ), FillCADConstantDetail( INTERFERECOLOR, 62 ),
        FillCADConstantDetail( INTERFEREOBJVS, 345 ), FillCADConstantDetail( INTERFEREVPVS, 346 ),
        FillCADConstantDetail( INTERSECTIONCOLOR, 70 ), FillCADConstantDetail( INTERSECTIONDISPLAY, 290 ),
        FillCADConstantDetail( JOINSTYLE, 280 ), FillCADConstantDetail( LIMCHECK, 70 ),
        FillCADConstantDetail( LIMMAX, 1020 ), FillCADConstantDetail( LIMMIN, 1020 ),
        FillCADConstantDetail( LTSCALE, 40 ), FillCADConstantDetail( LUNITS, 70 ), FillCADConstantDetail( LUPREC, 70 ),
        FillCADConstantDetail( LWDISPLAY, 290 ), FillCADConstantDetail( MAXACTVP, 70 ),
        FillCADConstantDetail( MEASUREMENT, 70 ), FillCADConstantDetail( MENU, 1 ),
        FillCADConstantDetail( MIRRTEXT, 70 ), FillCADConstantDetail( OBSCOLOR, 70 ),
        FillCADConstantDetail( OBSLTYPE, 280 ), FillCADConstantDetail( ORTHOMODE, 70 ),
        FillCADConstantDetail( PDMODE, 70 ), FillCADConstantDetail( PDSIZE, 40 ),
        FillCADConstantDetail( PELEVATION, 40 ), FillCADConstantDetail( PEXTMAX, 123 ),
        FillCADConstantDetail( PEXTMIN, 123 ), FillCADConstantDetail( PINSBASE, 123 ),
        FillCADConstantDetail( PLIMCHECK, 70 ), FillCADConstantDetail( PLIMMAX, 1020 ),
        FillCADConstantDetail( PLIMMIN, 1020 ), FillCADConstantDetail( PLINEGEN, 70 ),
        FillCADConstantDetail( PLINEWID, 40 ), FillCADConstantDetail( PROJECTNAME, 1 ),
        FillCADConstantDetail( PROXYGRAPHICS, 70 ), FillCADConstantDetail( PSLTSCALE, 70 ),
        FillCADConstantDetail( PSTYLEMODE, 290 ), FillCADConstantDetail( PSVPSCALE, 40 ),
        FillCADConstantDetail( PUCSBASE, 2 ), FillCADConstantDetail( PUCSNAME, 2 ),
        FillCADConstantDetail( PUCSORG, 123 ), FillCADConstantDetail( PUCSORGBACK, 123 ),
        FillCADConstantDetail( PUCSORGBOTTOM, 123 ), FillCADConstantDetail( PUCSORGFRONT, 123 ),
        FillCADConstantDetail( PUCSORGLEFT, 123 ), FillCADConstantDetail( PUCSORGRIGHT, 123 ),
        FillCADConstantDetail( PUCSORGTOP, 123 ), FillCADConstantDetail( PUCSORTHOREF, 2 ),
        FillCADConstantDetail( PUCSORTHOVIEW, 70 ), FillCADConstantDetail( PUCSXDIR, 123 ),
        FillCADConstantDetail( PUCSYDIR, 123 ), FillCADConstantDetail( QTEXTMODE, 70 ),
        FillCADConstantDetail( REGENMODE, 70 ), FillCADConstantDetail( SHADEDGE, 70 ),
        FillCADConstantDetail( SHADEDIF, 70 ), FillCADConstantDetail( SHADOWPLANELOCATION, 40 ),
        FillCADConstantDetail( SKETCHINC, 40 ), FillCADConstantDetail( SKPOLY, 70 ),
        FillCADConstantDetail( SORTENTS, 280 ), FillCADConstantDetail( SPLINESEGS, 70 ),
        FillCADConstantDetail( SPLINETYPE, 70 ), FillCADConstantDetail( SURFTAB1, 70 ),
        FillCADConstantDetail( SURFTAB2, 70 ), FillCADConstantDetail( SURFTYPE, 70 ),
        FillCADConstantDetail( SURFU, 70 ), FillCADConstantDetail( SURFV, 70 ), FillCADConstantDetail( TDCREATE, 40 ),
        FillCADConstantDetail( TDINDWG, 40 ), FillCADConstantDetail( TDUCREATE, 40 ),
        FillCADConstantDetail( TDUPDATE, 40 ), FillCADConstantDetail( TDUSRTIMER, 40 ),
        FillCADConstantDetail( TDUUPDATE, 40 ), FillCADConstantDetail( TEXTSIZE, 40 ),
        FillCADConstantDetail( TEXTSTYLE, 7 ), FillCADConstantDetail( THICKNESS, 40 ),
        FillCADConstantDetail( TILEMODE, 70 ), FillCADConstantDetail( TRACEWID, 40 ),
        FillCADConstantDetail( TREEDEPTH, 70 ), FillCADConstantDetail( UCSBASE, 2 ),
        FillCADConstantDetail( UCSNAME, 2 ), FillCADConstantDetail( UCSORG, 123 ),
        FillCADConstantDetail( UCSORGBACK, 123 ), FillCADConstantDetail( UCSORGBOTTOM, 123 ),
        FillCADConstantDetail( UCSORGFRONT, 123 ), FillCADConstantDetail( UCSORGLEFT, 123 ),
        FillCADConstantDetail( UCSORGRIGHT, 123 ), FillCADConstantDetail( UCSORGTOP, 123 ),
        FillCADConstantDetail( UCSORTHOREF, 2 ), FillCADConstantDetail( UCSORTHOVIEW, 70 ),
        FillCADConstantDetail( UCSXDIR, 123 ), FillCADConstantDetail( UCSYDIR, 123 ),
        FillCADConstantDetail( UNITMODE, 70 ), FillCADConstantDetail( USERI1, 70 ), FillCADConstantDetail( USERI2, 70 ),
        FillCADConstantDetail( USERI3, 70 ), FillCADConstantDetail( USERI4, 70 ), FillCADConstantDetail( USERI5, 70 ),
        FillCADConstantDetail( USERR1, 40 ), FillCADConstantDetail( USERR2, 40 ), FillCADConstantDetail( USERR3, 40 ),
        FillCADConstantDetail( USERR4, 40 ), FillCADConstantDetail( USERR5, 40 ), FillCADConstantDetail( USRTIMER, 70 ),
        FillCADConstantDetail( VERSIONGUID, 2 ), FillCADConstantDetail( VISRETAIN, 70 ),
        FillCADConstantDetail( WORLDVIEW, 70 ), FillCADConstantDetail( XCLIPFRAME, 290 ),
        FillCADConstantDetail( XEDIT, 290 ), { -1, -1, nullptr }
};

//------------------------------------------------------------------------------
// CADHandle
//------------------------------------------------------------------------------

CADHandle::CADHandle( unsigned char codeIn ) : code( codeIn )
{
}

CADHandle::CADHandle( const CADHandle& other ) :
    code( other.code ),
    handleOrOffset( other.handleOrOffset )
{
}

CADHandle& CADHandle::operator=( const CADHandle& other )
{
    if( this == & other )
        return * this;
    code           = other.code;
    handleOrOffset = other.handleOrOffset;
    return * this;
}

void CADHandle::addOffset( unsigned char val )
{
    handleOrOffset.push_back( val );
}

long CADHandle::getAsLong( const CADHandle& ref_handle ) const
{
    // FIXME: Remove GDAL specific code. The library cannot compile as separate project.
    try
    {
        switch( code )
        {
            case 0x06:
            {
                return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) +
                        CPLSM(static_cast<int64_t>(1))).v());
            }
            case 0x08:
            {
                return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) -
                        CPLSM(static_cast<int64_t>(1))).v());
            }
            case 0x0A:
            {
                return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) +
                        CPLSM(static_cast<int64_t>(getAsLong(handleOrOffset)))).v());
            }
            case 0x0C:
            {
                return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) -
                        CPLSM(static_cast<int64_t>(getAsLong(handleOrOffset)))).v());
            }
        }
    }
    catch( const CPLSafeIntOverflow& )
    {
        // TODO: handle this differently ?
        return 0;
    }

    return getAsLong(handleOrOffset);
}

long CADHandle::getAsLong() const
{
    return getAsLong(handleOrOffset);
}

long CADHandle::getAsLong(const std::vector<unsigned char>& handle)
{
    unsigned long result = 0;
    if( handle.empty() )
        return result;
    size_t copySize = handle.size();
    if( copySize > sizeof(long) )
        copySize = sizeof(long);
    for( size_t i = 0; i < copySize; ++i )
        result = result * 256U + handle[i];
    return static_cast<long>(result);
}

bool CADHandle::isNull() const
{
    return handleOrOffset.empty() ? true : false;
}

//------------------------------------------------------------------------------
// CADVariant
//------------------------------------------------------------------------------

CADVariant::CADVariant() :
    type        ( DataType::INVALID ),
    decimalVal  ( 0 ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( const char * val ) :
    type        ( DataType::STRING ),
    decimalVal  ( 0 ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( string( val ) ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( int val ) :
    type        ( DataType::DECIMAL ),
    decimalVal  ( val ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( to_string( val ) ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( short val ) :
    type        ( DataType::DECIMAL ),
    decimalVal  ( val ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( to_string( val ) ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( double val ) :
    type        ( DataType::REAL ),
    decimalVal  ( 0 ),
    xVal        ( val ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( to_string( val ) ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( double x, double y, double z ) :
    type        ( DataType::COORDINATES ),
    decimalVal  ( 0 ),
    xVal        ( x ),
    yVal        ( y ),
    zVal        ( z ),
    dateTimeVal ( 0 )
{
    char str_buff[256];
    snprintf( str_buff, sizeof(str_buff), "[%.15g,%.15g,%.15g]", x, y, z );
    str_buff[sizeof(str_buff)-1] = '\0';
    stringVal = str_buff;
}

CADVariant::CADVariant( const string& val ) :
    type        ( DataType::STRING ),
    decimalVal  ( 0 ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( val ),
    dateTimeVal ( 0 )
{
}

CADVariant::CADVariant( long julianday, long milliseconds ) :
    type        ( DataType::DATETIME ),
    decimalVal  ( 0 ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 )
{
    double dfSeconds = double( milliseconds ) / 1000;
    double dfUnix = 0;
    if(julianday != 0)
        dfUnix = ( double( julianday ) - 2440587.5 ) * 86400.0;
    dateTimeVal = static_cast<time_t>( dfUnix + dfSeconds );

    char str_buff[256] = "Invalid date";
#if HAVE_LOCALTIME_R
    struct tm localtime_tm;
    const struct tm *poLocaltime = localtime_r(&dateTimeVal, &localtime_tm);
#elif defined(_WIN32)
    struct tm localtime_tm;
    const struct tm *poLocaltime = localtime_s(&localtime_tm, &dateTimeVal) == 0 ? &localtime_tm : nullptr;
#else
    const struct tm *poLocaltime = localtime(&dateTimeVal);
#endif
    if(poLocaltime)
        strftime(str_buff, 255, "%Y-%m-%d %H:%M:%S", poLocaltime);
    stringVal = str_buff;
}

CADVariant::CADVariant( const CADHandle& val ) :
    type        ( DataType::HANDLE ),
    decimalVal  ( 0 ),
    xVal        ( 0 ),
    yVal        ( 0 ),
    zVal        ( 0 ),
    stringVal   ( to_string( val.getAsLong() ) ),
    handleVal   ( val ),
    dateTimeVal ( 0 )
{
}

long CADVariant::getDecimal() const
{
    return decimalVal;
}

double CADVariant::getReal() const
{
    return xVal;
}

const string& CADVariant::getString() const
{
    return stringVal;
}

CADVariant::DataType CADVariant::getType() const
{
    return type;
}

double CADVariant::getX() const
{
    return xVal;
}

double CADVariant::getY() const
{
    return yVal;
}

double CADVariant::getZ() const
{
    return zVal;
}

const CADHandle& CADVariant::getHandle() const
{
    return handleVal;
}

//------------------------------------------------------------------------------
// CADHeader
//------------------------------------------------------------------------------

CADHeader::CADHeader()
{
}

int CADHeader::addValue( short code, const CADVariant& val )
{
    if( valuesMap.find( code ) != valuesMap.end() )
        return CADErrorCodes::VALUE_EXISTS;

    valuesMap[code] = val;
    return CADErrorCodes::SUCCESS;
}

int CADHeader::addValue( short code, const char * val )
{
    return addValue( code, CADVariant( val ) );
}
/*
int CADHeader::addValue( short code, long val )
{
    return addValue( code, CADVariant( val ) );
}
*/
int CADHeader::addValue( short code, int val )
{
    return addValue( code, CADVariant( val ) );
}

int CADHeader::addValue( short code, short val )
{
    return addValue( code, CADVariant( val ) );
}

int CADHeader::addValue( short code, double val )
{
    return addValue( code, CADVariant( val ) );
}

int CADHeader::addValue( short code, const string& val )
{
    return addValue( code, CADVariant( val ) );
}

int CADHeader::addValue( short code, bool val )
{
    return addValue( code, CADVariant( val ? 1 : 0 ) );
}

int CADHeader::addValue( short code, double x, double y, double z )
{
    return addValue( code, CADVariant( x, y, z ) );
}

int CADHeader::addValue( short code, long julianday, long milliseconds )
{
    // unix -> julian        return ( unixSecs / 86400.0 ) + 2440587.5;
    // julian -> unix        return (julian - 2440587.5) * 86400.0

    return addValue( code, CADVariant( julianday, milliseconds ) );
}

int CADHeader::getGroupCode( short code )
{
    for( CADHeaderConstantDetail detail : CADHeaderConstantDetails )
    {
        if( detail.nConstant == code )
            return detail.nGroupCode;
    }

    return -1;
}

const CADVariant CADHeader::getValue( short code, const CADVariant& val ) const
{
    auto it = valuesMap.find( code );
    if( it != valuesMap.end() )
        return it->second;
    else
        return val;
}

const char * CADHeader::getValueName( short code )
{
    for( CADHeaderConstantDetail detail : CADHeaderConstantDetails )
    {
        if( detail.nConstant == code )
            return detail.pszValueName;
    }
    return "Undefined";
}

void CADHeader::print() const
{
    cout << "============ HEADER Section ============\n";
    for( const auto& it : valuesMap )
    {
        cout << getValueName( it.first ) << ": " << it.second.getString() << "\n";
    }
    cout << "\n";
}

size_t CADHeader::getSize() const
{
    return valuesMap.size();
}

short CADHeader::getCode( int index ) const
{
    auto it = valuesMap.begin();
    advance( it, index );
    return it->first;
}

Coverage Report

Created: 2025-08-11 09:23

Line	Count	Source (jump to first uncovered line)
1		/*******************************************************************************
2		* Project: libopencad
3		* Purpose: OpenSource CAD formats support library
4		* Author: Alexandr Borzykh, mush3d at gmail.com
5		* Author: Dmitry Baryshnikov, bishop.dev@gmail.com
6		* Language: C++
7		*******************************************************************************
8		* The MIT License (MIT)
9		*
10		* Copyright (c) 2016 Alexandr Borzykh
11		* Copyright (c) 2016 NextGIS, <info@nextgis.com>
12		*
13		* SPDX-License-Identifier: MIT
14		*******************************************************************************/
15
16		#include "cpl_port.h"
17		#include "cpl_safemaths.hpp"
18		#include "cadheader.h"
19		#include "opencad_api.h"
20		#include "dwg/io.h"
21
22		#include <cstring>
23		#include <iostream>
24		#include <time.h>
25
26		#if ((defined(__sun__) \|\| defined(__FreeBSD__)) && __GNUC__ == 4 && __GNUC_MINOR__ == 8) \|\| defined(__ANDROID__)
27		// gcc 4.8 on Solaris 11.3 or FreeBSD 11 doesn't have std::string
28		#include <sstream>
29		template <typename T> std::string to_string(T val)
30		{
31		std::ostringstream os;
32		os << val;
33		return os.str();
34		}
35		#endif
36
37		using namespace std;
38
39		typedef struct
40		{
41		short nConstant;
42		short nGroupCode;
43		const char * pszValueName;
44		} CADHeaderConstantDetail;
45
46		#define FillCADConstantDetail( x, y ) {CADHeader::x, y, "$"#x}
47
48		static const CADHeaderConstantDetail CADHeaderConstantDetails[]{
49		FillCADConstantDetail( OPENCADVER, 777),
50		FillCADConstantDetail( ACADMAINTVER, 70 ), FillCADConstantDetail( ACADVER, 1 ),
51		FillCADConstantDetail( ANGBASE, 50 ), FillCADConstantDetail( ANGDIR, 70 ), FillCADConstantDetail( ATTMODE, 70 ),
52		FillCADConstantDetail( AUNITS, 70 ), FillCADConstantDetail( AUPREC, 70 ), FillCADConstantDetail( CECOLOR, 62 ),
53		FillCADConstantDetail( CELTSCALE, 40 ), FillCADConstantDetail( CELTYPE, 6 ),
54		FillCADConstantDetail( CELWEIGHT, 370 ), FillCADConstantDetail( CEPSNID, 390 ),
55		FillCADConstantDetail( CEPSNTYPE, 380 ), FillCADConstantDetail( CHAMFERA, 40 ),
56		FillCADConstantDetail( CHAMFERB, 40 ), FillCADConstantDetail( CHAMFERC, 40 ),
57		FillCADConstantDetail( CHAMFERD, 40 ), FillCADConstantDetail( CLAYER, 8 ), FillCADConstantDetail( CMLJUST, 70 ),
58		FillCADConstantDetail( CMLSCALE, 40 ), FillCADConstantDetail( CMLSTYLE, 2 ),
59		FillCADConstantDetail( CSHADOW, 280 ), FillCADConstantDetail( DIMADEC, 70 ),
60		FillCADConstantDetail( DIMALT, 70 ), FillCADConstantDetail( DIMALTD, 70 ), FillCADConstantDetail( DIMALTF, 40 ),
61		FillCADConstantDetail( DIMALTRND, 40 ), FillCADConstantDetail( DIMALTTD, 70 ),
62		FillCADConstantDetail( DIMALTTZ, 70 ), FillCADConstantDetail( DIMALTU, 70 ),
63		FillCADConstantDetail( DIMALTZ, 70 ), FillCADConstantDetail( DIMAPOST, 1 ), FillCADConstantDetail( DIMASO, 70 ),
64		FillCADConstantDetail( DIMASSOC, 280 ), FillCADConstantDetail( DIMASZ, 40 ),
65		FillCADConstantDetail( DIMATFIT, 70 ), FillCADConstantDetail( DIMAUNIT, 70 ),
66		FillCADConstantDetail( DIMAZIN, 70 ), FillCADConstantDetail( DIMBLK, 1 ), FillCADConstantDetail( DIMBLK1, 1 ),
67		FillCADConstantDetail( DIMBLK2, 1 ), FillCADConstantDetail( DIMCEN, 40 ), FillCADConstantDetail( DIMCLRD, 70 ),
68		FillCADConstantDetail( DIMCLRE, 70 ), FillCADConstantDetail( DIMCLRT, 70 ), FillCADConstantDetail( DIMDEC, 70 ),
69		FillCADConstantDetail( DIMDLE, 40 ), FillCADConstantDetail( DIMDLI, 40 ), FillCADConstantDetail( DIMDSEP, 70 ),
70		FillCADConstantDetail( DIMEXE, 40 ), FillCADConstantDetail( DIMEXO, 40 ), FillCADConstantDetail( DIMFAC, 40 ),
71		FillCADConstantDetail( DIMGAP, 40 ), FillCADConstantDetail( DIMJUST, 70 ),
72		FillCADConstantDetail( DIMLDRBLK, 1 ), FillCADConstantDetail( DIMLFAC, 40 ),
73		FillCADConstantDetail( DIMLIM, 70 ), FillCADConstantDetail( DIMLUNIT, 70 ), FillCADConstantDetail( DIMLWD, 70 ),
74		FillCADConstantDetail( DIMLWE, 70 ), FillCADConstantDetail( DIMPOST, 1 ), FillCADConstantDetail( DIMRND, 40 ),
75		FillCADConstantDetail( DIMSAH, 70 ), FillCADConstantDetail( DIMSCALE, 40 ), FillCADConstantDetail( DIMSD1, 70 ),
76		FillCADConstantDetail( DIMSD2, 70 ), FillCADConstantDetail( DIMSE1, 70 ), FillCADConstantDetail( DIMSE2, 70 ),
77		FillCADConstantDetail( DIMSHO, 70 ), FillCADConstantDetail( DIMSOXD, 70 ), FillCADConstantDetail( DIMSTYLE, 2 ),
78		FillCADConstantDetail( DIMTAD, 70 ), FillCADConstantDetail( DIMTDEC, 70 ), FillCADConstantDetail( DIMTFAC, 40 ),
79		FillCADConstantDetail( DIMTIH, 70 ), FillCADConstantDetail( DIMTIX, 70 ), FillCADConstantDetail( DIMTM, 40 ),
80		FillCADConstantDetail( DIMTMOVE, 70 ), FillCADConstantDetail( DIMTOFL, 70 ),
81		FillCADConstantDetail( DIMTOH, 70 ), FillCADConstantDetail( DIMTOL, 70 ), FillCADConstantDetail( DIMTOLJ, 70 ),
82		FillCADConstantDetail( DIMTP, 40 ), FillCADConstantDetail( DIMTSZ, 40 ), FillCADConstantDetail( DIMTVP, 40 ),
83		FillCADConstantDetail( DIMTXSTY, 7 ), FillCADConstantDetail( DIMTXT, 40 ), FillCADConstantDetail( DIMTZIN, 70 ),
84		FillCADConstantDetail( DIMUPT, 70 ), FillCADConstantDetail( DIMZIN, 70 ), FillCADConstantDetail( DISPSILH, 70 ),
85		FillCADConstantDetail( DRAGVS, 349 ), FillCADConstantDetail( DWGCODEPAGE, 3 ),
86		FillCADConstantDetail( ELEVATION, 40 ), FillCADConstantDetail( ENDCAPS, 280 ),
87		FillCADConstantDetail( EXTMAX, 123 ), FillCADConstantDetail( EXTMIN, 123 ),
88		FillCADConstantDetail( EXTNAMES, 290 ), FillCADConstantDetail( FILLETRAD, 40 ),
89		FillCADConstantDetail( FILLMODE, 70 ), FillCADConstantDetail( FINGERPRINTGUID, 2 ),
90		FillCADConstantDetail( HALOGAP, 280 ), FillCADConstantDetail( HANDSEED, 5 ),
91		FillCADConstantDetail( HIDETEXT, 290 ), FillCADConstantDetail( HYPERLINKBASE, 1 ),
92		FillCADConstantDetail( INDEXCTL, 280 ), FillCADConstantDetail( INSBASE, 123 ),
93		FillCADConstantDetail( INSUNITS, 70 ), FillCADConstantDetail( INTERFERECOLOR, 62 ),
94		FillCADConstantDetail( INTERFEREOBJVS, 345 ), FillCADConstantDetail( INTERFEREVPVS, 346 ),
95		FillCADConstantDetail( INTERSECTIONCOLOR, 70 ), FillCADConstantDetail( INTERSECTIONDISPLAY, 290 ),
96		FillCADConstantDetail( JOINSTYLE, 280 ), FillCADConstantDetail( LIMCHECK, 70 ),
97		FillCADConstantDetail( LIMMAX, 1020 ), FillCADConstantDetail( LIMMIN, 1020 ),
98		FillCADConstantDetail( LTSCALE, 40 ), FillCADConstantDetail( LUNITS, 70 ), FillCADConstantDetail( LUPREC, 70 ),
99		FillCADConstantDetail( LWDISPLAY, 290 ), FillCADConstantDetail( MAXACTVP, 70 ),
100		FillCADConstantDetail( MEASUREMENT, 70 ), FillCADConstantDetail( MENU, 1 ),
101		FillCADConstantDetail( MIRRTEXT, 70 ), FillCADConstantDetail( OBSCOLOR, 70 ),
102		FillCADConstantDetail( OBSLTYPE, 280 ), FillCADConstantDetail( ORTHOMODE, 70 ),
103		FillCADConstantDetail( PDMODE, 70 ), FillCADConstantDetail( PDSIZE, 40 ),
104		FillCADConstantDetail( PELEVATION, 40 ), FillCADConstantDetail( PEXTMAX, 123 ),
105		FillCADConstantDetail( PEXTMIN, 123 ), FillCADConstantDetail( PINSBASE, 123 ),
106		FillCADConstantDetail( PLIMCHECK, 70 ), FillCADConstantDetail( PLIMMAX, 1020 ),
107		FillCADConstantDetail( PLIMMIN, 1020 ), FillCADConstantDetail( PLINEGEN, 70 ),
108		FillCADConstantDetail( PLINEWID, 40 ), FillCADConstantDetail( PROJECTNAME, 1 ),
109		FillCADConstantDetail( PROXYGRAPHICS, 70 ), FillCADConstantDetail( PSLTSCALE, 70 ),
110		FillCADConstantDetail( PSTYLEMODE, 290 ), FillCADConstantDetail( PSVPSCALE, 40 ),
111		FillCADConstantDetail( PUCSBASE, 2 ), FillCADConstantDetail( PUCSNAME, 2 ),
112		FillCADConstantDetail( PUCSORG, 123 ), FillCADConstantDetail( PUCSORGBACK, 123 ),
113		FillCADConstantDetail( PUCSORGBOTTOM, 123 ), FillCADConstantDetail( PUCSORGFRONT, 123 ),
114		FillCADConstantDetail( PUCSORGLEFT, 123 ), FillCADConstantDetail( PUCSORGRIGHT, 123 ),
115		FillCADConstantDetail( PUCSORGTOP, 123 ), FillCADConstantDetail( PUCSORTHOREF, 2 ),
116		FillCADConstantDetail( PUCSORTHOVIEW, 70 ), FillCADConstantDetail( PUCSXDIR, 123 ),
117		FillCADConstantDetail( PUCSYDIR, 123 ), FillCADConstantDetail( QTEXTMODE, 70 ),
118		FillCADConstantDetail( REGENMODE, 70 ), FillCADConstantDetail( SHADEDGE, 70 ),
119		FillCADConstantDetail( SHADEDIF, 70 ), FillCADConstantDetail( SHADOWPLANELOCATION, 40 ),
120		FillCADConstantDetail( SKETCHINC, 40 ), FillCADConstantDetail( SKPOLY, 70 ),
121		FillCADConstantDetail( SORTENTS, 280 ), FillCADConstantDetail( SPLINESEGS, 70 ),
122		FillCADConstantDetail( SPLINETYPE, 70 ), FillCADConstantDetail( SURFTAB1, 70 ),
123		FillCADConstantDetail( SURFTAB2, 70 ), FillCADConstantDetail( SURFTYPE, 70 ),
124		FillCADConstantDetail( SURFU, 70 ), FillCADConstantDetail( SURFV, 70 ), FillCADConstantDetail( TDCREATE, 40 ),
125		FillCADConstantDetail( TDINDWG, 40 ), FillCADConstantDetail( TDUCREATE, 40 ),
126		FillCADConstantDetail( TDUPDATE, 40 ), FillCADConstantDetail( TDUSRTIMER, 40 ),
127		FillCADConstantDetail( TDUUPDATE, 40 ), FillCADConstantDetail( TEXTSIZE, 40 ),
128		FillCADConstantDetail( TEXTSTYLE, 7 ), FillCADConstantDetail( THICKNESS, 40 ),
129		FillCADConstantDetail( TILEMODE, 70 ), FillCADConstantDetail( TRACEWID, 40 ),
130		FillCADConstantDetail( TREEDEPTH, 70 ), FillCADConstantDetail( UCSBASE, 2 ),
131		FillCADConstantDetail( UCSNAME, 2 ), FillCADConstantDetail( UCSORG, 123 ),
132		FillCADConstantDetail( UCSORGBACK, 123 ), FillCADConstantDetail( UCSORGBOTTOM, 123 ),
133		FillCADConstantDetail( UCSORGFRONT, 123 ), FillCADConstantDetail( UCSORGLEFT, 123 ),
134		FillCADConstantDetail( UCSORGRIGHT, 123 ), FillCADConstantDetail( UCSORGTOP, 123 ),
135		FillCADConstantDetail( UCSORTHOREF, 2 ), FillCADConstantDetail( UCSORTHOVIEW, 70 ),
136		FillCADConstantDetail( UCSXDIR, 123 ), FillCADConstantDetail( UCSYDIR, 123 ),
137		FillCADConstantDetail( UNITMODE, 70 ), FillCADConstantDetail( USERI1, 70 ), FillCADConstantDetail( USERI2, 70 ),
138		FillCADConstantDetail( USERI3, 70 ), FillCADConstantDetail( USERI4, 70 ), FillCADConstantDetail( USERI5, 70 ),
139		FillCADConstantDetail( USERR1, 40 ), FillCADConstantDetail( USERR2, 40 ), FillCADConstantDetail( USERR3, 40 ),
140		FillCADConstantDetail( USERR4, 40 ), FillCADConstantDetail( USERR5, 40 ), FillCADConstantDetail( USRTIMER, 70 ),
141		FillCADConstantDetail( VERSIONGUID, 2 ), FillCADConstantDetail( VISRETAIN, 70 ),
142		FillCADConstantDetail( WORLDVIEW, 70 ), FillCADConstantDetail( XCLIPFRAME, 290 ),
143		FillCADConstantDetail( XEDIT, 290 ), { -1, -1, nullptr }
144		};
145
146		//------------------------------------------------------------------------------
147		// CADHandle
148		//------------------------------------------------------------------------------
149
150	8.75M	CADHandle::CADHandle( unsigned char codeIn ) : code( codeIn )
151	8.75M	{
152	8.75M	}
153
154		CADHandle::CADHandle( const CADHandle& other ) :
155	15.2M	code( other.code ),
156	15.2M	handleOrOffset( other.handleOrOffset )
157	15.2M	{
158	15.2M	}
159
160		CADHandle& CADHandle::operator=( const CADHandle& other )
161	1.17M	{
162	1.17M	if( this == & other )
163	0	return * this;
164	1.17M	code = other.code;
165	1.17M	handleOrOffset = other.handleOrOffset;
166	1.17M	return * this;
167	1.17M	}
168
169		void CADHandle::addOffset( unsigned char val )
170	11.4M	{
171	11.4M	handleOrOffset.push_back( val );
172	11.4M	}
173
174		long CADHandle::getAsLong( const CADHandle& ref_handle ) const
175	14.4k	{
176		// FIXME: Remove GDAL specific code. The library cannot compile as separate project.
177	14.4k	try
178	14.4k	{
179	14.4k	switch( code )
180	14.4k	{
181	1.64k	case 0x06:
182	1.64k	{
183	1.64k	return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) +
184	1.64k	CPLSM(static_cast<int64_t>(1))).v());
185	0	}
186	1.74k	case 0x08:
187	1.74k	{
188	1.74k	return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) -
189	1.74k	CPLSM(static_cast<int64_t>(1))).v());
190	0	}
191	3.65k	case 0x0A:
192	3.65k	{
193	3.65k	return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) +
194	3.65k	CPLSM(static_cast<int64_t>(getAsLong(handleOrOffset)))).v());
195	0	}
196	1.92k	case 0x0C:
197	1.92k	{
198	1.92k	return static_cast<long>((CPLSM(static_cast<int64_t>(getAsLong(ref_handle.handleOrOffset))) -
199	1.92k	CPLSM(static_cast<int64_t>(getAsLong(handleOrOffset)))).v());
200	0	}
201	14.4k	}
202	14.4k	}
203	14.4k	catch( const CPLSafeIntOverflow& )
204	14.4k	{
205		// TODO: handle this differently ?
206	3.62k	return 0;
207	3.62k	}
208
209	5.44k	return getAsLong(handleOrOffset);
210	14.4k	}
211
212		long CADHandle::getAsLong() const
213	562k	{
214	562k	return getAsLong(handleOrOffset);
215	562k	}
216
217		long CADHandle::getAsLong(const std::vector<unsigned char>& handle)
218	582k	{
219	582k	unsigned long result = 0;
220	582k	if( handle.empty() )
221	89.3k	return result;
222	493k	size_t copySize = handle.size();
223	493k	if( copySize > sizeof(long) )
224	110k	copySize = sizeof(long);
225	2.74M	for( size_t i = 0; i < copySize; ++i )
226	2.25M	result = result * 256U + handle[i];
227	493k	return static_cast<long>(result);
228	582k	}
229
230		bool CADHandle::isNull() const
231	907k	{
232	907k	return handleOrOffset.empty() ? true : false;
233	907k	}
234
235		//------------------------------------------------------------------------------
236		// CADVariant
237		//------------------------------------------------------------------------------
238
239		CADVariant::CADVariant() :
240	585k	type ( DataType::INVALID ),
241	585k	decimalVal ( 0 ),
242	585k	xVal ( 0 ),
243	585k	yVal ( 0 ),
244	585k	zVal ( 0 ),
245	585k	dateTimeVal ( 0 )
246	585k	{
247	585k	}
248
249		CADVariant::CADVariant( const char * val ) :
250	13.8k	type ( DataType::STRING ),
251	13.8k	decimalVal ( 0 ),
252	13.8k	xVal ( 0 ),
253	13.8k	yVal ( 0 ),
254	13.8k	zVal ( 0 ),
255	13.8k	stringVal ( string( val ) ),
256	13.8k	dateTimeVal ( 0 )
257	13.8k	{
258	13.8k	}
259
260		CADVariant::CADVariant( int val ) :
261	8.46k	type ( DataType::DECIMAL ),
262	8.46k	decimalVal ( val ),
263	8.46k	xVal ( 0 ),
264	8.46k	yVal ( 0 ),
265	8.46k	zVal ( 0 ),
266	8.46k	stringVal ( to_string( val ) ),
267	8.46k	dateTimeVal ( 0 )
268	8.46k	{
269	8.46k	}
270
271		CADVariant::CADVariant( short val ) :
272	53.7k	type ( DataType::DECIMAL ),
273	53.7k	decimalVal ( val ),
274	53.7k	xVal ( 0 ),
275	53.7k	yVal ( 0 ),
276	53.7k	zVal ( 0 ),
277	53.7k	stringVal ( to_string( val ) ),
278	53.7k	dateTimeVal ( 0 )
279	53.7k	{
280	53.7k	}
281
282		CADVariant::CADVariant( double val ) :
283	80.2k	type ( DataType::REAL ),
284	80.2k	decimalVal ( 0 ),
285	80.2k	xVal ( val ),
286	80.2k	yVal ( 0 ),
287	80.2k	zVal ( 0 ),
288	80.2k	stringVal ( to_string( val ) ),
289	80.2k	dateTimeVal ( 0 )
290	80.2k	{
291	80.2k	}
292
293		CADVariant::CADVariant( double x, double y, double z ) :
294	187k	type ( DataType::COORDINATES ),
295	187k	decimalVal ( 0 ),
296	187k	xVal ( x ),
297	187k	yVal ( y ),
298	187k	zVal ( z ),
299	187k	dateTimeVal ( 0 )
300	187k	{
301	187k	char str_buff[256];
302	187k	snprintf( str_buff, sizeof(str_buff), "[%.15g,%.15g,%.15g]", x, y, z );
303	187k	str_buff[sizeof(str_buff)-1] = '\0';
304	187k	stringVal = str_buff;
305	187k	}
306
307		CADVariant::CADVariant( const string& val ) :
308	26.7k	type ( DataType::STRING ),
309	26.7k	decimalVal ( 0 ),
310	26.7k	xVal ( 0 ),
311	26.7k	yVal ( 0 ),
312	26.7k	zVal ( 0 ),
313	26.7k	stringVal ( val ),
314	26.7k	dateTimeVal ( 0 )
315	26.7k	{
316	26.7k	}
317
318		CADVariant::CADVariant( long julianday, long milliseconds ) :
319	26.7k	type ( DataType::DATETIME ),
320	26.7k	decimalVal ( 0 ),
321	26.7k	xVal ( 0 ),
322	26.7k	yVal ( 0 ),
323	26.7k	zVal ( 0 )
324	26.7k	{
325	26.7k	double dfSeconds = double( milliseconds ) / 1000;
326	26.7k	double dfUnix = 0;
327	26.7k	if(julianday != 0)
328	2.11k	dfUnix = ( double( julianday ) - 2440587.5 ) * 86400.0;
329	26.7k	dateTimeVal = static_cast<time_t>( dfUnix + dfSeconds );
330
331	26.7k	char str_buff[256] = "Invalid date";
332	26.7k	#if HAVE_LOCALTIME_R
333	26.7k	struct tm localtime_tm;
334	26.7k	const struct tm *poLocaltime = localtime_r(&dateTimeVal, &localtime_tm);
335		#elif defined(_WIN32)
336		struct tm localtime_tm;
337		const struct tm *poLocaltime = localtime_s(&localtime_tm, &dateTimeVal) == 0 ? &localtime_tm : nullptr;
338		#else
339		const struct tm *poLocaltime = localtime(&dateTimeVal);
340		#endif
341	26.7k	if(poLocaltime)
342	26.7k	strftime(str_buff, 255, "%Y-%m-%d %H:%M:%S", poLocaltime);
343	26.7k	stringVal = str_buff;
344	26.7k	}
345
346		CADVariant::CADVariant( const CADHandle& val ) :
347	80.2k	type ( DataType::HANDLE ),
348	80.2k	decimalVal ( 0 ),
349	80.2k	xVal ( 0 ),
350	80.2k	yVal ( 0 ),
351	80.2k	zVal ( 0 ),
352	80.2k	stringVal ( to_string( val.getAsLong() ) ),
353	80.2k	handleVal ( val ),
354	80.2k	dateTimeVal ( 0 )
355	80.2k	{
356	80.2k	}
357
358		long CADVariant::getDecimal() const
359	1.54k	{
360	1.54k	return decimalVal;
361	1.54k	}
362
363		double CADVariant::getReal() const
364	0	{
365	0	return xVal;
366	0	}
367
368		const string& CADVariant::getString() const
369	109k	{
370	109k	return stringVal;
371	109k	}
372
373		CADVariant::DataType CADVariant::getType() const
374	0	{
375	0	return type;
376	0	}
377
378		double CADVariant::getX() const
379	0	{
380	0	return xVal;
381	0	}
382
383		double CADVariant::getY() const
384	0	{
385	0	return yVal;
386	0	}
387
388		double CADVariant::getZ() const
389	0	{
390	0	return zVal;
391	0	}
392
393		const CADHandle& CADVariant::getHandle() const
394	0	{
395	0	return handleVal;
396	0	}
397
398		//------------------------------------------------------------------------------
399		// CADHeader
400		//------------------------------------------------------------------------------
401
402		CADHeader::CADHeader()
403	6.91k	{
404	6.91k	}
405
406		int CADHeader::addValue( short code, const CADVariant& val )
407	475k	{
408	475k	if( valuesMap.find( code ) != valuesMap.end() )
409	0	return CADErrorCodes::VALUE_EXISTS;
410
411	475k	valuesMap[code] = val;
412	475k	return CADErrorCodes::SUCCESS;
413	475k	}
414
415		int CADHeader::addValue( short code, const char * val )
416	13.8k	{
417	13.8k	return addValue( code, CADVariant( val ) );
418	13.8k	}
419		/*
420		int CADHeader::addValue( short code, long val )
421		{
422		return addValue( code, CADVariant( val ) );
423		}
424		*/
425		int CADHeader::addValue( short code, int val )
426	6.91k	{
427	6.91k	return addValue( code, CADVariant( val ) );
428	6.91k	}
429
430		int CADHeader::addValue( short code, short val )
431	53.7k	{
432	53.7k	return addValue( code, CADVariant( val ) );
433	53.7k	}
434
435		int CADHeader::addValue( short code, double val )
436	80.2k	{
437	80.2k	return addValue( code, CADVariant( val ) );
438	80.2k	}
439
440		int CADHeader::addValue( short code, const string& val )
441	26.7k	{
442	26.7k	return addValue( code, CADVariant( val ) );
443	26.7k	}
444
445		int CADHeader::addValue( short code, bool val )
446	0	{
447	0	return addValue( code, CADVariant( val ? 1 : 0 ) );
448	0	}
449
450		int CADHeader::addValue( short code, double x, double y, double z )
451	187k	{
452	187k	return addValue( code, CADVariant( x, y, z ) );
453	187k	}
454
455		int CADHeader::addValue( short code, long julianday, long milliseconds )
456	26.7k	{
457		// unix -> julian return ( unixSecs / 86400.0 ) + 2440587.5;
458		// julian -> unix return (julian - 2440587.5) * 86400.0
459
460	26.7k	return addValue( code, CADVariant( julianday, milliseconds ) );
461	26.7k	}
462
463		int CADHeader::getGroupCode( short code )
464	0	{
465	0	for( CADHeaderConstantDetail detail : CADHeaderConstantDetails )
466	0	{
467	0	if( detail.nConstant == code )
468	0	return detail.nGroupCode;
469	0	}
470
471	0	return -1;
472	0	}
473
474		const CADVariant CADHeader::getValue( short code, const CADVariant& val ) const
475	111k	{
476	111k	auto it = valuesMap.find( code );
477	111k	if( it != valuesMap.end() )
478	111k	return it->second;
479	0	else
480	0	return val;
481	111k	}
482
483		const char * CADHeader::getValueName( short code )
484	109k	{
485	109k	for( CADHeaderConstantDetail detail : CADHeaderConstantDetails )
486	14.5M	{
487	14.5M	if( detail.nConstant == code )
488	108k	return detail.pszValueName;
489	14.5M	}
490	1.54k	return "Undefined";
491	109k	}
492
493		void CADHeader::print() const
494	0	{
495	0	cout << "============ HEADER Section ============\n";
496	0	for( const auto& it : valuesMap )
497	0	{
498	0	cout << getValueName( it.first ) << ": " << it.second.getString() << "\n";
499	0	}
500	0	cout << "\n";
501	0	}
502
503		size_t CADHeader::getSize() const
504	111k	{
505	111k	return valuesMap.size();
506	111k	}
507
508		short CADHeader::getCode( int index ) const
509	109k	{
510	109k	auto it = valuesMap.begin();
511	109k	advance( it, index );
512	109k	return it->first;
513	109k	}