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qgsdwgimporter.cpp
2749 lines (2339 loc) · 82.5 KB
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qgsdwgimporter.cpp
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/***************************************************************************
qgsdwgimporter.cpp
--------------
begin : May 2016
copyright : (C) 2016 by Juergen E. Fischer
email : jef at norbit dot de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it 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. *
* *
***************************************************************************/
#include "qgsdwgimporter.h"
#include "qgslogger.h"
#include "qgsmessagelog.h"
#include "libdwgr.h"
#include "libdxfrw.h"
#include "qgis.h"
#include "qgspoint.h"
#include "qgslinestring.h"
#include "qgscircularstring.h"
#include "qgscurvepolygon.h"
#include "qgscompoundcurve.h"
#include "qgspolygon.h"
#include "qgsgeometry.h"
#include "qgsogrutils.h"
#include <QString>
#include <QStringList>
#include <QFileInfo>
#include <QVector>
#include <QTransform>
#include <typeinfo>
#include <cpl_port.h>
#include <cpl_error.h>
#include <cpl_string.h>
#include <gdal.h>
#include <ogr_srs_api.h>
#include <memory>
#define LOG( x ) { QgsDebugMsg( x ); QgsMessageLog::logMessage( x, QObject::tr( "DWG/DXF import" ) ); }
#define ONCE( x ) { static bool show=true; if( show ) LOG( x ); show=false; }
#define NYI( x ) { static bool show=true; if( show ) LOG( QObject::tr("Not yet implemented %1").arg( x ) ); show=false; }
#define SETSTRING(a) setString(dfn, f, #a, data.a)
#define SETDOUBLE(a) setDouble(dfn, f, #a, data.a)
#define SETINTEGER(a) setInteger(dfn, f, #a, data.a)
#ifdef _MSC_VER
#define strcasecmp(a,b) stricmp(a,b)
#endif
QgsDwgImporter::QgsDwgImporter( const QString &database, const QgsCoordinateReferenceSystem &crs )
: mDs( nullptr )
, mDatabase( database )
, mInTransaction( false )
, mSplineSegs( 8 )
, mBlockHandle( -1 )
, mCrs( crs.srsid() )
, mCrsH( nullptr )
, mUseCurves( true )
{
QgsDebugCall;
QString crswkt( crs.toWkt() );
mCrsH = OSRNewSpatialReference( crswkt.toLocal8Bit().constData() );
QgsDebugMsg( QString( "CRS %1[%2]: %3" ).arg( mCrs ).arg( ( qint64 ) mCrsH, 0, 16 ).arg( crswkt ) );
}
bool QgsDwgImporter::exec( QString sql, bool logError )
{
if ( !mDs )
{
QgsDebugMsg( "No data source" );
return false;
}
CPLErrorReset();
OGRLayerH layer = OGR_DS_ExecuteSQL( mDs, sql.toUtf8().constData(), nullptr, nullptr );
if ( layer )
{
QgsDebugMsg( "Unexpected result set" );
OGR_DS_ReleaseResultSet( mDs, layer );
return false;
}
if ( CPLGetLastErrorType() == CE_None )
return true;
if ( logError )
{
LOG( QObject::tr( "SQL statement failed\nDatabase:%1\nSQL:%2\nError:%3" )
.arg( mDatabase )
.arg( sql )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
}
return false;
}
OGRLayerH QgsDwgImporter::query( QString sql )
{
if ( !mDs )
{
QgsDebugMsg( "No data source" );
return nullptr;
}
CPLErrorReset();
OGRLayerH layer = OGR_DS_ExecuteSQL( mDs, sql.toUtf8().constData(), nullptr, nullptr );
if ( !layer )
{
QgsDebugMsg( "Result expected" );
return layer;
}
if ( CPLGetLastErrorType() == CE_None )
return layer;
LOG( QObject::tr( "SQL statement failed\nDatabase:%1\nSQL:%2\nError:%3" )
.arg( mDatabase )
.arg( sql )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_DS_ReleaseResultSet( mDs, layer );
return nullptr;
}
void QgsDwgImporter::startTransaction()
{
Q_ASSERT( mDs );
mInTransaction = GDALDatasetStartTransaction( mDs, 0 ) == OGRERR_NONE;
if ( !mInTransaction )
{
LOG( QObject::tr( "Could not start transaction\nDatabase:%1\nError:%2" )
.arg( mDatabase )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
}
}
void QgsDwgImporter::commitTransaction()
{
Q_ASSERT( mDs != nullptr );
if ( mInTransaction && GDALDatasetCommitTransaction( mDs ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not commit transaction\nDatabase:%1\nError:%2" )
.arg( mDatabase )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
}
mInTransaction = false;
}
QgsDwgImporter::~QgsDwgImporter()
{
QgsDebugCall;
if ( mDs )
{
commitTransaction();
OGR_DS_Destroy( mDs );
mDs = nullptr;
}
}
bool QgsDwgImporter::import( const QString &drawing, QString &error, bool doExpandInserts, bool useCurves )
{
QgsDebugCall;
OGRwkbGeometryType lineGeomType, hatchGeomType;
if ( useCurves )
{
lineGeomType = wkbCompoundCurveZ;
hatchGeomType = wkbCurvePolygonZ;
}
else
{
lineGeomType = wkbLineString25D;
hatchGeomType = wkbPolygon25D;
}
mUseCurves = useCurves;
QFileInfo fi( drawing );
if ( !fi.isReadable() )
{
error = QObject::tr( "Drawing %1 is unreadable" ).arg( drawing );
return false;
}
if ( QFileInfo( mDatabase ).exists() )
{
mDs = OGROpen( mDatabase.toUtf8().constData(), true, nullptr );
if ( !mDs )
{
LOG( QObject::tr( "Could not open database [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
return false;
}
// Check whether database is uptodate
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "drawing" );
if ( !layer )
{
LOG( QObject::tr( "Query for drawing %1 failed." ).arg( drawing ) );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
int pathIdx = OGR_FD_GetFieldIndex( dfn, "path" );
int lastmodifiedIdx = OGR_FD_GetFieldIndex( dfn, "lastmodified" );
OGR_L_ResetReading( layer );
OGRFeatureH f = OGR_L_GetNextFeature( layer );
if ( !f )
{
LOG( QObject::tr( "Could not retrieve drawing name from database [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
QString path = QString::fromUtf8( OGR_F_GetFieldAsString( f, pathIdx ) );
int year, month, day, hour, minute, second, tzf;
if ( !OGR_F_GetFieldAsDateTime( f, lastmodifiedIdx, &year, &month, &day, &hour, &minute, &second, &tzf ) )
{
LOG( QObject::tr( "Recorded last modification date unreadable [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_F_Destroy( f );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
QDateTime lastModified( QDate( year, month, day ), QTime( hour, minute, second ) );
#if 0
if ( path == fi.canonicalPath() && fi.lastModified() <= lastModified )
{
LOG( QObject::tr( "Drawing already uptodate in database." ) );
OGR_F_Destroy( f );
return true;
}
#endif
OGR_DS_Destroy( mDs );
mDs = nullptr;
QFile::remove( mDatabase );
}
struct field
{
field( QString name, OGRFieldType ogrType, int width = -1, int precision = -1 )
: mName( name ), mOgrType( ogrType ), mWidth( width ), mPrecision( precision )
{}
QString mName;
OGRFieldType mOgrType;
int mWidth;
int mPrecision;
};
struct table
{
table( QString name, QString desc, OGRwkbGeometryType wkbType, QList<field> fields )
: mName( name ), mDescription( desc ), mWkbType( wkbType ), mFields( fields )
{}
QString mName;
QString mDescription;
OGRwkbGeometryType mWkbType;
QList<field> mFields;
};
#define ENTITY_ATTRIBUTES \
<< field( "handle", OFTInteger ) \
<< field( "block", OFTInteger ) \
<< field( "etype", OFTInteger ) \
<< field( "space", OFTInteger ) \
<< field( "layer", OFTString ) \
<< field( "olinetype", OFTString ) \
<< field( "linetype", OFTString ) \
<< field( "color", OFTString ) \
<< field( "ocolor", OFTInteger) \
<< field( "color24", OFTInteger) \
<< field( "transparency", OFTInteger) \
<< field( "lweight", OFTInteger ) \
<< field( "linewidth", OFTReal ) \
<< field( "ltscale", OFTReal ) \
<< field( "visible", OFTInteger )
QList<table> tables = QList<table>()
<< table( "drawing", QObject::tr( "Imported drawings" ), wkbNone, QList<field>()
<< field( "path", OFTString )
<< field( "comments", OFTString )
<< field( "importdat", OFTDateTime )
<< field( "lastmodified", OFTDateTime )
<< field( "crs", OFTInteger )
)
<< table( "headers", QObject::tr( "Headers" ), wkbNone, QList<field>()
<< field( "k", OFTString )
<< field( "v", OFTString )
)
<< table( "linetypes", QObject::tr( "Line types" ), wkbNone, QList<field>()
<< field( "name", OFTString )
<< field( "desc", OFTString )
<< field( "path", OFTRealList )
)
<< table( "layers", QObject::tr( "Layer list" ), wkbNone, QList<field>()
<< field( "name", OFTString )
<< field( "linetype", OFTString )
<< field( "color", OFTString )
<< field( "ocolor", OFTInteger )
<< field( "color24", OFTInteger )
<< field( "transparency", OFTInteger )
<< field( "lweight", OFTInteger )
<< field( "linewidth", OFTReal )
<< field( "flags", OFTInteger )
)
<< table( "dimstyles", QObject::tr( "Dimension styles" ), wkbNone, QList<field>()
<< field( "name", OFTString )
<< field( "dimpost", OFTString )
<< field( "dimapost", OFTString )
<< field( "dimblk", OFTString )
<< field( "dimblk1", OFTString )
<< field( "dimblk2", OFTString )
<< field( "dimscale", OFTReal )
<< field( "dimasz", OFTReal )
<< field( "dimexo", OFTReal )
<< field( "dimdli", OFTReal )
<< field( "dimexe", OFTReal )
<< field( "dimrnd", OFTReal )
<< field( "dimdle", OFTReal )
<< field( "dimtp", OFTReal )
<< field( "dimtm", OFTReal )
<< field( "dimfxl", OFTReal )
<< field( "dimtxt", OFTReal )
<< field( "dimcen", OFTReal )
<< field( "dimtsz", OFTReal )
<< field( "dimaltf", OFTReal )
<< field( "dimlfac", OFTReal )
<< field( "dimtvp", OFTReal )
<< field( "dimtfac", OFTReal )
<< field( "dimgap", OFTReal )
<< field( "dimaltrnd", OFTReal )
<< field( "dimtol", OFTInteger )
<< field( "dimlim", OFTInteger )
<< field( "dimtih", OFTInteger )
<< field( "dimtoh", OFTInteger )
<< field( "dimse1", OFTInteger )
<< field( "dimse2", OFTInteger )
<< field( "dimtad", OFTInteger )
<< field( "dimzin", OFTInteger )
<< field( "dimazin", OFTInteger )
<< field( "dimalt", OFTInteger )
<< field( "dimaltd", OFTInteger )
<< field( "dimtofl", OFTInteger )
<< field( "dimsah", OFTInteger )
<< field( "dimtix", OFTInteger )
<< field( "dimsoxd", OFTInteger )
<< field( "dimclrd", OFTInteger )
<< field( "dimclre", OFTInteger )
<< field( "dimclrt", OFTInteger )
<< field( "dimadec", OFTInteger )
<< field( "dimunit", OFTInteger )
<< field( "dimdec", OFTInteger )
<< field( "dimtdec", OFTInteger )
<< field( "dimaltu", OFTInteger )
<< field( "dimalttd", OFTInteger )
<< field( "dimaunit", OFTInteger )
<< field( "dimfrac", OFTInteger )
<< field( "dimlunit", OFTInteger )
<< field( "dimdsep", OFTInteger )
<< field( "dimtmove", OFTInteger )
<< field( "dimjust", OFTInteger )
<< field( "dimsd1", OFTInteger )
<< field( "dimsd2", OFTInteger )
<< field( "dimtolj", OFTInteger )
<< field( "dimtzin", OFTInteger )
<< field( "dimaltz", OFTInteger )
<< field( "dimaltttz", OFTInteger )
<< field( "dimfit", OFTInteger )
<< field( "dimupt", OFTInteger )
<< field( "dimatfit", OFTInteger )
<< field( "dimfxlon", OFTInteger )
<< field( "dimtxsty", OFTString )
<< field( "dimldrblk", OFTString )
<< field( "dimlwd", OFTInteger )
<< field( "dimlwe", OFTInteger )
)
<< table( "textstyles", QObject::tr( "Text styles" ), wkbNone, QList<field>()
<< field( "name", OFTString )
<< field( "height", OFTReal )
<< field( "width", OFTReal )
<< field( "oblique", OFTReal )
<< field( "genFlag", OFTInteger )
<< field( "lastHeight", OFTReal )
<< field( "font", OFTString )
<< field( "bigFont", OFTString )
<< field( "fontFamily", OFTInteger )
)
<< table( "appdata", QObject::tr( "Application data" ), wkbNone, QList<field>()
<< field( "handle", OFTInteger )
<< field( "i", OFTInteger )
<< field( "value", OFTString )
)
<< table( "blocks", QObject::tr( "BLOCK entities" ), wkbPoint25D, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
<< field( "name", OFTString )
<< field( "flags", OFTInteger )
)
<< table( "points", QObject::tr( "POINT entities" ), wkbPoint25D, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
)
<< table( "lines", QObject::tr( "LINE entities" ), lineGeomType, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
<< field( "width", OFTReal )
)
<< table( "polylines", QObject::tr( "POLYLINE entities" ), lineGeomType, QList<field>()
ENTITY_ATTRIBUTES
<< field( "width", OFTReal )
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
)
<< table( "texts", QObject::tr( "TEXT entities" ), wkbPoint25D, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
<< field( "height", OFTReal )
<< field( "text", OFTString )
<< field( "angle", OFTReal )
<< field( "widthscale", OFTReal )
<< field( "oblique", OFTReal )
<< field( "style", OFTString )
<< field( "textgen", OFTInteger )
<< field( "alignh", OFTInteger )
<< field( "alignv", OFTInteger )
<< field( "interlin", OFTReal )
)
<< table( "hatches", QObject::tr( "HATCH entities" ), hatchGeomType, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
<< field( "name", OFTString )
<< field( "solid", OFTInteger )
<< field( "associative", OFTInteger )
<< field( "hstyle", OFTInteger )
<< field( "hpattern", OFTInteger )
<< field( "doubleflag", OFTInteger )
<< field( "angle", OFTReal )
<< field( "scale", OFTReal )
<< field( "deflines", OFTInteger )
)
<< table( "inserts", QObject::tr( "INSERT entities" ), wkbPoint25D, QList<field>()
ENTITY_ATTRIBUTES
<< field( "thickness", OFTReal )
<< field( "ext", OFTRealList )
<< field( "name", OFTString )
<< field( "xscale", OFTReal )
<< field( "yscale", OFTReal )
<< field( "zscale", OFTReal )
<< field( "angle", OFTReal )
<< field( "colcount", OFTReal )
<< field( "rowcount", OFTReal )
<< field( "colspace", OFTReal )
<< field( "rowspace", OFTReal )
)
;
OGRSFDriverH driver = OGRGetDriverByName( "GPKG" );
if ( !driver )
{
LOG( QObject::tr( "Could not load geopackage driver" ) );
return false;
}
// create database
mDs = OGR_Dr_CreateDataSource( driver, mDatabase.toUtf8().constData(), nullptr );
if ( !mDs )
{
LOG( QObject::tr( "Creation of datasource failed [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
return false;
}
startTransaction();
Q_FOREACH ( const table &t, tables )
{
char **options = nullptr;
options = CSLSetNameValue( options, "OVERWRITE", "YES" );
options = CSLSetNameValue( options, "DESCRIPTION", t.mDescription.toUtf8().constData() );
if ( t.mWkbType == wkbNone )
{
options = CSLSetNameValue( options, "SPATIAL_INDEX", "NO" );
}
OGRLayerH layer = OGR_DS_CreateLayer( mDs, t.mName.toUtf8().constData(), ( t.mWkbType != wkbNone && mCrs > 0 ) ? mCrsH : nullptr, t.mWkbType, options );
CSLDestroy( options );
options = nullptr;
if ( !layer )
{
LOG( QObject::tr( "Creation of drawing layer %1 failed [%2]" ).arg( t.mName, QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
Q_FOREACH ( const field &f, t.mFields )
{
OGRFieldDefnH fld = OGR_Fld_Create( f.mName.toUtf8().constData(), f.mOgrType );
if ( !fld )
{
LOG( QObject::tr( "Creation of field definition for %1.%2 failed [%3]" ).arg( t.mName, f.mName, QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
if ( f.mWidth >= 0 )
OGR_Fld_SetWidth( fld, f.mWidth );
if ( f.mPrecision >= 0 )
OGR_Fld_SetPrecision( fld, f.mPrecision );
OGRErr res = OGR_L_CreateField( layer, fld, true );
OGR_Fld_Destroy( fld );
if ( res != OGRERR_NONE )
{
LOG( QObject::tr( "Creation of field %1.%2 failed [%3]" ).arg( t.mName, f.mName, QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_DS_Destroy( mDs );
mDs = nullptr;
return false;
}
}
}
commitTransaction();
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "drawing" );
Q_ASSERT( layer );
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
int pathIdx = OGR_FD_GetFieldIndex( dfn, "path" );
int importdatIdx = OGR_FD_GetFieldIndex( dfn, "importdat" );
int lastmodifiedIdx = OGR_FD_GetFieldIndex( dfn, "lastmodified" );
int crsIdx = OGR_FD_GetFieldIndex( dfn, "crs" );
OGRFeatureH f = OGR_F_Create( dfn );
Q_ASSERT( f );
OGR_F_SetFieldString( f, pathIdx, fi.canonicalFilePath().toUtf8().constData() );
QDateTime d( fi.lastModified() );
OGR_F_SetFieldDateTime( f, lastmodifiedIdx,
d.date().year(),
d.date().month(),
d.date().day(),
d.time().hour(),
d.time().minute(),
d.time().second(),
0
);
d = QDateTime::currentDateTime();
OGR_F_SetFieldDateTime( f, importdatIdx,
d.date().year(),
d.date().month(),
d.date().day(),
d.time().hour(),
d.time().minute(),
d.time().second(),
0
);
OGR_F_SetFieldInteger( f, crsIdx, mCrs );
if ( OGR_L_CreateFeature( layer, f ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not update drawing record [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_F_Destroy( f );
return false;
}
OGR_F_Destroy( f );
LOG( QObject::tr( "Updating database from %1 [%2]." ).arg( drawing ).arg( fi.lastModified().toString() ) );
DRW::error result( DRW::BAD_NONE );
if ( fi.suffix().toLower() == "dxf" )
{
//loads dxf
std::unique_ptr<dxfRW> dxf( new dxfRW( drawing.toUtf8() ) );
if ( !dxf->read( this, false ) )
{
result = DRW::BAD_UNKNOWN;
}
}
else if ( fi.suffix().toLower() == "dwg" )
{
//loads dwg
std::unique_ptr<dwgR> dwg( new dwgR( drawing.toUtf8() ) );
if ( !dwg->read( this, false ) )
{
result = dwg->getError();
}
}
else
{
LOG( QObject::tr( "File %1 is not a DWG/DXF file" ).arg( drawing ) );
return false;
}
switch ( result )
{
case DRW::BAD_NONE:
error = QObject::tr( "No error." );
break;
case DRW::BAD_UNKNOWN:
error = QObject::tr( "Unknown error." );
break;
case DRW::BAD_OPEN:
error = QObject::tr( "error opening file." );
break;
case DRW::BAD_VERSION:
error = QObject::tr( "unsupported version." );
break;
case DRW::BAD_READ_METADATA:
error = QObject::tr( "error reading metadata." );
break;
case DRW::BAD_READ_FILE_HEADER:
error = QObject::tr( "error in file header read process." );
break;
case DRW::BAD_READ_HEADER:
error = QObject::tr( "error in header vars read process." );
break;
case DRW::BAD_READ_HANDLES:
error = QObject::tr( "error in object map read process." );
break;
case DRW::BAD_READ_CLASSES:
error = QObject::tr( "error in classes read process." );
break;
case DRW::BAD_READ_TABLES:
error = QObject::tr( "error in tables read process." );
result = DRW::BAD_NONE;
break;
case DRW::BAD_READ_BLOCKS:
error = QObject::tr( "error in block read process." );
break;
case DRW::BAD_READ_ENTITIES:
error = QObject::tr( "error in entities read process." );
break;
case DRW::BAD_READ_OBJECTS:
error = QObject::tr( "error in objects read process." );
break;
}
if ( result != DRW::BAD_NONE )
{
QgsDebugMsg( QString( "error:%1" ).arg( error ) );
return false;
}
return !doExpandInserts || expandInserts( error );
}
void QgsDwgImporter::addHeader( const DRW_Header *data )
{
QgsDebugCall;
Q_ASSERT( data );
if ( !data->getComments().empty() )
{
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "drawing" );
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
int importdatIdx = OGR_FD_GetFieldIndex( dfn, "comments" );
OGR_L_ResetReading( layer );
OGRFeatureH f = OGR_L_GetNextFeature( layer );
Q_ASSERT( f );
OGR_F_SetFieldString( f, importdatIdx, data->getComments().c_str() );
if ( OGR_L_SetFeature( layer, f ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not update comment in drawing record [%1]" ).arg( QString::fromUtf8( CPLGetLastErrorMsg() ) ) );
OGR_F_Destroy( f );
return;
}
OGR_F_Destroy( f );
}
if ( data->vars.empty() )
return;
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "headers" );
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
int kIdx = OGR_FD_GetFieldIndex( dfn, "k" );
int vIdx = OGR_FD_GetFieldIndex( dfn, "v" );
for ( std::map<std::string, DRW_Variant *>::const_iterator it = data->vars.begin(); it != data->vars.end(); ++it )
{
OGRFeatureH f = OGR_F_Create( dfn );
QString k = it->first.c_str();
QString v;
switch ( it->second->type() )
{
case DRW_Variant::STRING:
v = *it->second->content.s->c_str();
break;
case DRW_Variant::INTEGER:
v = QString::number( it->second->content.i );
if ( k == "SPLINESEGS" )
mSplineSegs = it->second->content.i;
break;
case DRW_Variant::DOUBLE:
v = qgsDoubleToString( it->second->content.d );
break;
case DRW_Variant::COORD:
v = QString( "%1,%2,%3" )
.arg( qgsDoubleToString( it->second->content.v->x ) )
.arg( qgsDoubleToString( it->second->content.v->y ) )
.arg( qgsDoubleToString( it->second->content.v->z ) );
break;
case DRW_Variant::INVALID:
break;
}
OGR_F_SetFieldString( f, kIdx, k.toUtf8().constData() );
OGR_F_SetFieldString( f, vIdx, v.toUtf8().constData() );
if ( OGR_L_CreateFeature( layer, f ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not add %3 %1 [%2]" )
.arg( k )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) )
.arg( QObject::tr( "header record" ) )
);
}
OGR_F_Destroy( f );
}
}
void QgsDwgImporter::addLType( const DRW_LType &data )
{
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "linetypes" );
Q_ASSERT( layer );
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
OGRFeatureH f = OGR_F_Create( dfn );
Q_ASSERT( f );
SETSTRING( name );
SETSTRING( desc );
QVector<double> path( QVector<double>::fromStdVector( data.path ) );
OGR_F_SetFieldDoubleList( f, OGR_FD_GetFieldIndex( dfn, "path" ), path.size(), path.data() );
QVector<double> upath;
for ( int i = 0; i < path.size(); i++ )
{
if ( i == 0 )
{
upath.push_back( path[i] );
continue;
}
if ( path[i] == 0.0 )
{
NYI( QObject::tr( "dotted linetypes - dot ignored" ) );
continue;
}
if ( ( upath.back() < 0. && path[i] < 0. ) || ( upath.back() > 0. && path[i] > 0. ) )
{
upath.back() += path[i];
}
else
{
upath.push_back( path[i] );
}
}
QString typeName( data.name.c_str() ), dash( "" );
if ( upath.size() > 0 )
{
QStringList l;
if ( upath[0] < 0 )
l << "0";
Q_FOREACH ( double p, upath )
{
l << QString::number( std::fabs( p ) );
}
if ( upath.size() % 2 == 1 )
l << "0";
dash = l.join( ";" ).toUtf8().constData();
}
mLinetype.insert( typeName.toLower(), dash );
if ( OGR_L_CreateFeature( layer, f ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not add %3 %1 [%2]" )
.arg( data.name.c_str() )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) )
.arg( QObject::tr( "line type" ) )
);
}
OGR_F_Destroy( f );
}
QString QgsDwgImporter::colorString( int color, int color24, int transparency, const std::string &layer ) const
{
QgsDebugMsgLevel( QString( "colorString(color=%1, color24=0x%2, transparency=0x%3 layer=%4" )
.arg( color )
.arg( color24, 0, 16 )
.arg( transparency, 0, 16 )
.arg( layer.c_str() ), 5 );
if ( color24 == -1 )
{
if ( color == 0 )
{
return "byblock";
}
else if ( color == 256 )
{
return mLayerColor.value( layer.c_str(), "0,0,0,255" );
}
else
{
if ( color < 0 )
color = -color;
return QString( "%1,%2,%3,%4" )
.arg( DRW::dxfColors[ color ][0] )
.arg( DRW::dxfColors[ color ][1] )
.arg( DRW::dxfColors[ color ][2] )
.arg( 255 - ( transparency & 0xff ) );
}
}
else
{
return QString( "%1,%2,%3,%4" )
.arg( ( color24 & 0xff0000 ) >> 16 )
.arg( ( color24 & 0x00ff00 ) >> 8 )
.arg( ( color24 & 0x0000ff ) )
.arg( 255 - ( transparency & 0xff ) );
}
}
QString QgsDwgImporter::linetypeString( const std::string &olinetype, const std::string &layer ) const
{
QString linetype( olinetype.c_str() );
if ( linetype == "bylayer" )
return mLayerLinetype.value( layer.c_str(), "" );
else
return mLinetype.value( linetype, "" );
}
void QgsDwgImporter::addLayer( const DRW_Layer &data )
{
OGRLayerH layer = OGR_DS_GetLayerByName( mDs, "layers" );
Q_ASSERT( layer );
OGRFeatureDefnH dfn = OGR_L_GetLayerDefn( layer );
Q_ASSERT( dfn );
OGRFeatureH f = OGR_F_Create( dfn );
Q_ASSERT( f );
SETSTRING( name );
SETSTRING( lineType );
SETINTEGER( flags );
QString color = colorString( data.color, data.color24, data.transparency, "" );
mLayerColor.insert( data.name.c_str(), color );
double linewidth = lineWidth( data.lWeight, "" );
if ( linewidth < 0. )
linewidth = 0.;
mLayerLinewidth.insert( data.name.c_str(), linewidth );
mLayerLinetype.insert( data.name.c_str(), linetypeString( data.lineType, "" ) );
setInteger( dfn, f, "ocolor", data.color );
SETINTEGER( color24 );
SETINTEGER( transparency );
setString( dfn, f, "color", color.toUtf8().constData() );
setInteger( dfn, f, "lweight", DRW_LW_Conv::lineWidth2dxfInt( data.lWeight ) );
setInteger( dfn, f, "linewidth", linewidth );
if ( OGR_L_CreateFeature( layer, f ) != OGRERR_NONE )
{
LOG( QObject::tr( "Could not add %3 %1 [%2]" )
.arg( data.name.c_str() )
.arg( QString::fromUtf8( CPLGetLastErrorMsg() ) )
.arg( QObject::tr( "layer" ) )
);
}
OGR_F_Destroy( f );
}
void QgsDwgImporter::setString( OGRFeatureDefnH dfn, OGRFeatureH f, QString field, const std::string &value ) const
{
int idx = OGR_FD_GetFieldIndex( dfn, field.toLower().toUtf8().constData() );
if ( idx < 0 )
{
LOG( QObject::tr( "Field %1 not found" ).arg( field ) );
return;
}
OGR_F_SetFieldString( f, idx, value.c_str() );
}
void QgsDwgImporter::setDouble( OGRFeatureDefnH dfn, OGRFeatureH f, QString field, double value ) const
{
int idx = OGR_FD_GetFieldIndex( dfn, field.toLower().toUtf8().constData() );
if ( idx < 0 )
{
LOG( QObject::tr( "Field %1 not found" ).arg( field ) );
return;
}
OGR_F_SetFieldDouble( f, idx, value );
}
void QgsDwgImporter::setInteger( OGRFeatureDefnH dfn, OGRFeatureH f, QString field, int value ) const
{
int idx = OGR_FD_GetFieldIndex( dfn, field.toLower().toUtf8().constData() );
if ( idx < 0 )
{
LOG( QObject::tr( "Field %1 not found" ).arg( field ) );
return;
}
OGR_F_SetFieldInteger( f, idx, value );
}
void QgsDwgImporter::setPoint( OGRFeatureDefnH dfn, OGRFeatureH f, QString field, const DRW_Coord &p ) const
{
QVector<double> ext( 3 );
ext[0] = p.x;
ext[1] = p.y;
ext[2] = p.z;
int idx = OGR_FD_GetFieldIndex( dfn, field.toLower().toUtf8().constData() );
if ( idx < 0 )
{
LOG( QObject::tr( "Field %1 not found" ).arg( field ) );
return;
}
OGR_F_SetFieldDoubleList( f, idx, 3, ext.data() );
}
double QgsDwgImporter::lineWidth( int lWeight, const std::string &layer ) const
{
switch ( lWeight )
{
case 0:
return 0.00;
case 1:
return 0.05;
case 2:
return 0.09;