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| /*************************************************************************** | ||
| qgswmsconfigparser.cpp | ||
| ---------------------- | ||
| begin : March 25, 2014 | ||
| copyright : (C) 2014 by Marco Hugentobler | ||
| email : marco dot hugentobler at sourcepole dot ch | ||
| ***************************************************************************/ | ||
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| /*************************************************************************** | ||
| * * | ||
| * 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. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
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| #include "qgswmsconfigparser.h" | ||
| #include "qgsmaplayer.h" | ||
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| #include "qgscomposerlabel.h" | ||
| #include "qgscomposermap.h" | ||
| #include "qgscomposerhtml.h" | ||
| #include "qgscomposerframe.h" | ||
| #include "qgscomposition.h" | ||
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| QgsWMSConfigParser::QgsWMSConfigParser() | ||
| { | ||
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| } | ||
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| QgsWMSConfigParser::~QgsWMSConfigParser() | ||
| { | ||
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| } | ||
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| QgsComposition* QgsWMSConfigParser::createPrintComposition( const QString& composerTemplate, QgsMapRenderer* mapRenderer, const QMap< QString, QString >& parameterMap ) const | ||
| { | ||
| QList<QgsComposerMap*> composerMaps; | ||
| QList<QgsComposerLabel*> composerLabels; | ||
| QList<const QgsComposerHtml*> composerHtmls; | ||
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| QgsComposition* c = initComposition( composerTemplate, mapRenderer, composerMaps, composerLabels, composerHtmls ); | ||
| if ( !c ) | ||
| { | ||
| return 0; | ||
| } | ||
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| QString dpi = parameterMap.value( "DPI" ); | ||
| if ( !dpi.isEmpty() ) | ||
| { | ||
| c->setPrintResolution( dpi.toInt() ); | ||
| } | ||
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| //replace composer map parameters | ||
| foreach ( QgsComposerMap* currentMap, composerMaps ) | ||
| { | ||
| if ( !currentMap ) | ||
| { | ||
| continue; | ||
| } | ||
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| QString mapId = "MAP" + QString::number( currentMap->id() ); | ||
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| QString extent = parameterMap.value( mapId + ":EXTENT" ); | ||
| if ( extent.isEmpty() ) //map extent is mandatory | ||
| { | ||
| //remove map from composition if not referenced by the request | ||
| c->removeItem( currentMap ); delete currentMap; continue; | ||
| } | ||
|
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| QStringList coordList = extent.split( "," ); | ||
| if ( coordList.size() < 4 ) | ||
| { | ||
| c->removeItem( currentMap ); delete currentMap; continue; //need at least four coordinates | ||
| } | ||
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| bool xMinOk, yMinOk, xMaxOk, yMaxOk; | ||
| double xmin = coordList.at( 0 ).toDouble( &xMinOk ); | ||
| double ymin = coordList.at( 1 ).toDouble( &yMinOk ); | ||
| double xmax = coordList.at( 2 ).toDouble( &xMaxOk ); | ||
| double ymax = coordList.at( 3 ).toDouble( &yMaxOk ); | ||
| if ( !xMinOk || !yMinOk || !xMaxOk || !yMaxOk ) | ||
| { | ||
| c->removeItem( currentMap ); delete currentMap; continue; | ||
| } | ||
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| QgsRectangle r( xmin, ymin, xmax, ymax ); | ||
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| //Change x- and y- of extent for WMS 1.3.0 if axis inverted | ||
| QString version = parameterMap.value( "VERSION" ); | ||
| if ( version == "1.3.0" && mapRenderer && mapRenderer->destinationCrs().axisInverted() ) | ||
| { | ||
| r.invert(); | ||
| } | ||
| currentMap->setNewExtent( r ); | ||
|
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| //scale | ||
| QString scaleString = parameterMap.value( mapId + ":SCALE" ); | ||
| if ( !scaleString.isEmpty() ) | ||
| { | ||
| bool scaleOk; | ||
| double scale = scaleString.toDouble( &scaleOk ); | ||
| if ( scaleOk ) | ||
| { | ||
| currentMap->setNewScale( scale ); | ||
| } | ||
| } | ||
|
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| //rotation | ||
| QString rotationString = parameterMap.value( mapId + ":ROTATION" ); | ||
| if ( !rotationString.isEmpty() ) | ||
| { | ||
| bool rotationOk; | ||
| double rotation = rotationString.toDouble( &rotationOk ); | ||
| if ( rotationOk ) | ||
| { | ||
| currentMap->setMapRotation( rotation ); | ||
| } | ||
| } | ||
|
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| //layers / styles | ||
| QString layers = parameterMap.value( mapId + ":LAYERS" ); | ||
| QString styles = parameterMap.value( mapId + ":STYLES" ); | ||
| if ( !layers.isEmpty() ) | ||
| { | ||
| QStringList layerSet; | ||
| QStringList wmsLayerList = layers.split( "," ); | ||
| QStringList wmsStyleList; | ||
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| if ( !styles.isEmpty() ) | ||
| { | ||
| wmsStyleList = styles.split( "," ); | ||
| } | ||
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| for ( int i = 0; i < wmsLayerList.size(); ++i ) | ||
| { | ||
| QString styleName; | ||
| if ( wmsStyleList.size() > i ) | ||
| { | ||
| styleName = wmsStyleList.at( i ); | ||
| } | ||
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| foreach ( QgsMapLayer *layer, mapLayerFromStyle( wmsLayerList.at( i ), styleName ) ) | ||
| { | ||
| if ( layer ) | ||
| { | ||
| layerSet.push_back( layer->id() ); | ||
| } | ||
| } | ||
| } | ||
|
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| currentMap->setLayerSet( layerSet ); | ||
| currentMap->setKeepLayerSet( true ); | ||
| } | ||
|
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| //grid space x / y | ||
| currentMap->setGridIntervalX( parameterMap.value( mapId + ":GRID_INTERVAL_X" ).toDouble() ); | ||
| currentMap->setGridIntervalY( parameterMap.value( mapId + ":GRID_INTERVAL_Y" ).toDouble() ); | ||
| } | ||
|
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| //replace label text | ||
| foreach ( QgsComposerLabel *currentLabel, composerLabels ) | ||
| { | ||
| QString title = parameterMap.value( currentLabel->id().toUpper() ); | ||
|
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| if ( title.isEmpty() ) | ||
| { | ||
| //remove exported labels referenced in the request | ||
| //but with empty string | ||
| if ( parameterMap.contains( currentLabel->id().toUpper() ) ) | ||
| { | ||
| c->removeItem( currentLabel ); | ||
| delete currentLabel; | ||
| } | ||
| continue; | ||
| } | ||
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| currentLabel->setText( title ); | ||
| } | ||
|
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| //replace html url | ||
| foreach ( const QgsComposerHtml *currentHtml, composerHtmls ) | ||
| { | ||
| QgsComposerHtml * html = const_cast<QgsComposerHtml *>( currentHtml ); | ||
| QgsComposerFrame *htmlFrame = html->frame( 0 ); | ||
| QString htmlId = htmlFrame->id(); | ||
| QString url = parameterMap.value( htmlId.toUpper() ); | ||
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| if ( url.isEmpty() ) | ||
| { | ||
| //remove exported Htmls referenced in the request | ||
| //but with empty string | ||
| if ( parameterMap.contains( htmlId.toUpper() ) ) | ||
| { | ||
| c->removeMultiFrame( html ); | ||
| delete currentHtml; | ||
| } | ||
| else | ||
| { | ||
| html->update(); | ||
| } | ||
| continue; | ||
| } | ||
|
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| QUrl newUrl( url ); | ||
| html->setUrl( newUrl ); | ||
| html->update(); | ||
| } | ||
|
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| return c; | ||
| } |
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