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testqgscomposerdd.cpp
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testqgscomposerdd.cpp
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/***************************************************************************
testqgscomposertable.cpp
----------------------
begin : July 2014
copyright : (C) 2014 by Nyall Dawson
email : nyall dot dawson at gmail dot com
***************************************************************************/
/***************************************************************************
* *
* 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 "qgsapplication.h"
#include "qgscomposition.h"
#include "qgscomposermap.h"
#include "qgscomposertexttable.h"
#include "qgscomposerattributetable.h"
#include "qgsmaplayerregistry.h"
#include "qgsmapsettings.h"
#include "qgsvectorlayer.h"
#include "qgsvectordataprovider.h"
#include "qgsfeature.h"
#include "qgssymbolv2.h"
#include "qgssinglesymbolrendererv2.h"
#include "qgsdatadefined.h"
#include <QObject>
#include <QtTest/QtTest>
class TestQgsComposerDD : public QObject
{
Q_OBJECT
public:
TestQgsComposerDD()
: mComposition( 0 )
, mVectorLayer( 0 )
, mAtlasMap( 0 )
, mAtlas( 0 )
{}
private slots:
void initTestCase();// will be called before the first testfunction is executed.
void cleanupTestCase();// will be called after the last testfunction was executed.
void init();// will be called before each testfunction is executed.
void cleanup();// will be called after every testfunction.
void ddEvaluate(); //test setting/evaluating data defined value
private:
QgsComposition *mComposition;
QgsMapSettings *mMapSettings;
QgsVectorLayer* mVectorLayer;
QgsComposerMap* mAtlasMap;
QgsAtlasComposition* mAtlas;
QString mReport;
};
void TestQgsComposerDD::initTestCase()
{
QgsApplication::init();
QgsApplication::initQgis();
mMapSettings = new QgsMapSettings();
//create maplayers from testdata and add to layer registry
QFileInfo vectorFileInfo( QString( TEST_DATA_DIR ) + "/france_parts.shp" );
mVectorLayer = new QgsVectorLayer( vectorFileInfo.filePath(),
vectorFileInfo.completeBaseName(),
"ogr" );
QgsVectorSimplifyMethod simplifyMethod;
simplifyMethod.setSimplifyHints( QgsVectorSimplifyMethod::NoSimplification );
mVectorLayer->setSimplifyMethod( simplifyMethod );
QgsMapLayerRegistry::instance()->addMapLayers( QList<QgsMapLayer*>() << mVectorLayer );
//create composition with composer map
mMapSettings->setLayers( QStringList() << mVectorLayer->id() );
mMapSettings->setCrsTransformEnabled( true );
mMapSettings->setMapUnits( QGis::Meters );
// select epsg:2154
QgsCoordinateReferenceSystem crs;
crs.createFromSrid( 2154 );
mMapSettings->setDestinationCrs( crs );
mComposition = new QgsComposition( *mMapSettings );
mComposition->setPaperSize( 297, 210 ); //A4 landscape
// fix the renderer, fill with green
QgsStringMap props;
props.insert( "color", "0,127,0" );
QgsFillSymbolV2* fillSymbol = QgsFillSymbolV2::createSimple( props );
QgsSingleSymbolRendererV2* renderer = new QgsSingleSymbolRendererV2( fillSymbol );
mVectorLayer->setRendererV2( renderer );
// the atlas map
mAtlasMap = new QgsComposerMap( mComposition, 20, 20, 130, 130 );
mAtlasMap->setFrameEnabled( true );
mComposition->addComposerMap( mAtlasMap );
mAtlas = &mComposition->atlasComposition();
mAtlas->setCoverageLayer( mVectorLayer );
mAtlas->setEnabled( true );
mComposition->setAtlasMode( QgsComposition::ExportAtlas );
mReport = "<h1>Composer Data Defined Tests</h1>\n";
}
void TestQgsComposerDD::cleanupTestCase()
{
delete mComposition;
delete mMapSettings;
QString myReportFile = QDir::tempPath() + "/qgistest.html";
QFile myFile( myReportFile );
if ( myFile.open( QIODevice::WriteOnly | QIODevice::Append ) )
{
QTextStream myQTextStream( &myFile );
myQTextStream << mReport;
myFile.close();
}
QgsApplication::exitQgis();
}
void TestQgsComposerDD::init()
{
}
void TestQgsComposerDD::cleanup()
{
}
void TestQgsComposerDD::ddEvaluate()
{
//set a data defined property
mAtlasMap->setDataDefinedProperty( QgsComposerItem::PositionY, true, true, QString( "20+30" ), QString() );
//evaluate property
mAtlasMap->refreshDataDefinedProperty( QgsComposerItem::PositionY );
QCOMPARE( mAtlasMap->pos().y(), 50.0 );
mAtlasMap->setDataDefinedProperty( QgsComposerItem::PositionY, false, false, QString(), QString() );
}
QTEST_MAIN( TestQgsComposerDD )
#include "testqgscomposerdd.moc"