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testqgsatlascomposition.cpp
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testqgsatlascomposition.cpp
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/***************************************************************************
testqgsatlascomposition.cpp
---------------------------
begin : Sept 2012
copyright : (C) 2012 by Hugo Mercier
email : hugo dot mercier at oslandia 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 "qgscompositionchecker.h"
#include "qgscomposermap.h"
#include "qgsatlascomposition.h"
#include "qgscomposerlabel.h"
#include "qgsmaplayerregistry.h"
#include "qgsmaprenderer.h"
#include "qgsvectorlayer.h"
#include "qgsvectordataprovider.h"
#include "qgssymbolv2.h"
#include "qgssinglesymbolrendererv2.h"
#include "qgsfontutils.h"
#include <QObject>
#include <QSignalSpy>
#include <QtTest>
class TestQgsAtlasComposition: public QObject
{
Q_OBJECT;
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.
// test filename pattern evaluation
void filename();
// test rendering with an autoscale atlas
void autoscale_render();
// test rendering with an autoscale atlas using the old api
void autoscale_render_2_0_api();
// test rendering with a fixed scale atlas
void fixedscale_render();
// test rendering with a fixed scale atlas using the old api
void fixedscale_render_2_0_api();
// test rendering with predefined scales
void predefinedscales_render();
// test rendering with two atlas-driven maps
void two_map_autoscale_render();
// test rendering with a hidden coverage
void hiding_render();
// test rendering with feature sorting
void sorting_render();
// test rendering with feature filtering
void filtering_render();
// test render signals
void test_signals();
// test removing coverage layer while atlas is enabled
void test_remove_layer();
private:
QgsComposition* mComposition;
QgsComposerLabel* mLabel1;
QgsComposerLabel* mLabel2;
QgsComposerMap* mAtlasMap;
QgsComposerMap* mOverview;
//QgsMapRenderer* mMapRenderer;
QgsMapSettings mMapSettings;
QgsVectorLayer* mVectorLayer;
QgsVectorLayer* mVectorLayer2;
QgsAtlasComposition* mAtlas;
QString mReport;
};
void TestQgsAtlasComposition::initTestCase()
{
QgsApplication::init();
QgsApplication::initQgis();
//create maplayers from testdata and add to layer registry
QFileInfo vectorFileInfo( QString( TEST_DATA_DIR ) + QDir::separator() + "france_parts.shp" );
mVectorLayer = new QgsVectorLayer( vectorFileInfo.filePath(),
vectorFileInfo.completeBaseName(),
"ogr" );
mVectorLayer2 = 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 );
// an overview
mOverview = new QgsComposerMap( mComposition, 180, 20, 50, 50 );
mOverview->setFrameEnabled( true );
mOverview->setOverviewFrameMap( mAtlasMap->id() );
mComposition->addComposerMap( mOverview );
mOverview->setNewExtent( QgsRectangle( 49670.718, 6415139.086, 699672.519, 7065140.887 ) );
// set the fill symbol of the overview map
QgsStringMap props2;
props2.insert( "color", "127,0,0,127" );
QgsFillSymbolV2* fillSymbol2 = QgsFillSymbolV2::createSimple( props2 );
mOverview->setOverviewFrameMapSymbol( fillSymbol2 );
// header label
mLabel1 = new QgsComposerLabel( mComposition );
mComposition->addComposerLabel( mLabel1 );
mLabel1->setText( "[% \"NAME_1\" %] area" );
mLabel1->setFont( QgsFontUtils::getStandardTestFont() );
//need to explictly set width, since expression hasn't been evaluated against
//an atlas feature yet and will be shorter than required
mLabel1->setSceneRect( QRectF( 150, 5, 60, 15 ) );
// feature number label
mLabel2 = new QgsComposerLabel( mComposition );
mComposition->addComposerLabel( mLabel2 );
mLabel2->setText( "# [%$feature || ' / ' || $numfeatures%]" );
mLabel2->setFont( QgsFontUtils::getStandardTestFont() );
mLabel2->setSceneRect( QRectF( 150, 200, 60, 15 ) );
qWarning() << "header label font: " << mLabel1->font().toString() << " exactMatch:" << mLabel1->font().exactMatch();
qWarning() << "feature number label font: " << mLabel2->font().toString() << " exactMatch:" << mLabel2->font().exactMatch();
mReport = "<h1>Composer Atlas Tests</h1>\n";
}
void TestQgsAtlasComposition::cleanupTestCase()
{
delete mComposition;
delete mVectorLayer;
QString myReportFile = QDir::tempPath() + QDir::separator() + "qgistest.html";
QFile myFile( myReportFile );
if ( myFile.open( QIODevice::WriteOnly | QIODevice::Append ) )
{
QTextStream myQTextStream( &myFile );
myQTextStream << mReport;
myFile.close();
}
}
void TestQgsAtlasComposition::init()
{
}
void TestQgsAtlasComposition::cleanup()
{
}
void TestQgsAtlasComposition::filename()
{
mAtlas->setFilenamePattern( "'output_' || $feature" );
mAtlas->beginRender();
for ( int fi = 0; fi < mAtlas->numFeatures(); ++fi )
{
mAtlas->prepareForFeature( fi );
QString expected = QString( "output_%1" ).arg(( int )( fi + 1 ) );
QCOMPARE( mAtlas->currentFilename(), expected );
}
mAtlas->endRender();
}
void TestQgsAtlasComposition::autoscale_render()
{
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Auto );
mAtlasMap->setAtlasMargin( 0.10 );
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_autoscale%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
mAtlasMap->setAtlasDriven( false );
mAtlasMap->setAtlasMargin( 0 );
}
void TestQgsAtlasComposition::autoscale_render_2_0_api()
{
Q_NOWARN_DEPRECATED_PUSH
mAtlas->setComposerMap( mAtlasMap );
mAtlas->setFixedScale( false );
mAtlas->setMargin( 0.10f );
Q_NOWARN_DEPRECATED_POP
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_autoscale_old_api%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
Q_NOWARN_DEPRECATED_PUSH
mAtlas->setComposerMap( 0 );
mAtlas->setFixedScale( false );
mAtlas->setMargin( 0 );
Q_NOWARN_DEPRECATED_POP
}
void TestQgsAtlasComposition::fixedscale_render()
{
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Fixed );
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_fixedscale%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
mAtlasMap->setAtlasDriven( false );
}
void TestQgsAtlasComposition::fixedscale_render_2_0_api()
{
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
Q_NOWARN_DEPRECATED_PUSH
mAtlas->setComposerMap( mAtlasMap );
mAtlas->setFixedScale( true );
Q_NOWARN_DEPRECATED_POP
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_fixedscale_old_api%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
Q_NOWARN_DEPRECATED_PUSH
mAtlas->setComposerMap( 0 );
mAtlas->setFixedScale( false );
Q_NOWARN_DEPRECATED_POP
}
void TestQgsAtlasComposition::predefinedscales_render()
{
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Predefined );
QVector<double> scales;
scales << 1800000;
scales << 5000000;
mAtlas->setPredefinedScales( scales );
{
const QVector<double>& setScales = mAtlas->predefinedScales();
for ( int i = 0; i < setScales.size(); i++ )
{
QVERIFY( setScales[i] == scales[i] );
}
}
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_predefinedscales%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
mAtlasMap->setAtlasDriven( false );
}
void TestQgsAtlasComposition::two_map_autoscale_render()
{
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Auto );
mAtlasMap->setAtlasMargin( 0.10 );
mOverview->setAtlasDriven( true );
mOverview->setAtlasScalingMode( QgsComposerMap::Auto );
mOverview->setAtlasMargin( 2.0 );
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_two_maps%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
mAtlasMap->setAtlasDriven( false );
mAtlasMap->setAtlasMargin( 0 );
mOverview->setAtlasDriven( false );
}
void TestQgsAtlasComposition::hiding_render()
{
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Fixed );
mAtlas->setHideCoverage( true );
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_hiding%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
}
void TestQgsAtlasComposition::sorting_render()
{
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Fixed );
mAtlas->setHideCoverage( false );
mAtlas->setSortFeatures( true );
mAtlas->setSortKeyAttributeName( "NAME_1" ); // departement name
mAtlas->setSortAscending( false );
mAtlas->beginRender();
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_sorting%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
}
void TestQgsAtlasComposition::filtering_render()
{
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Fixed );
mAtlas->setHideCoverage( false );
mAtlas->setSortFeatures( false );
mAtlas->setFilterFeatures( true );
mAtlas->setFeatureFilter( "substr(NAME_1,1,1)='P'" ); // select only 'Pays de la Loire'
mAtlas->beginRender();
for ( int fit = 0; fit < 1; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
QgsCompositionChecker checker( QString( "atlas_filtering%1" ).arg((( int )fit ) + 1 ), mComposition );
QVERIFY( checker.testComposition( mReport, 0, 200 ) );
}
mAtlas->endRender();
}
void TestQgsAtlasComposition::test_signals()
{
mAtlasMap->setNewExtent( QgsRectangle( 209838.166, 6528781.020, 610491.166, 6920530.620 ) );
mAtlasMap->setAtlasDriven( true );
mAtlasMap->setAtlasScalingMode( QgsComposerMap::Fixed );
mAtlas->setHideCoverage( false );
mAtlas->setSortFeatures( false );
mAtlas->setFilterFeatures( false );
QSignalSpy spyRenderBegun( mAtlas, SIGNAL( renderBegun() ) );
QSignalSpy spyRenderEnded( mAtlas, SIGNAL( renderEnded() ) );
QSignalSpy spyPreparedForAtlas( mAtlasMap, SIGNAL( preparedForAtlas() ) );
mAtlas->beginRender();
QVERIFY( spyRenderBegun.count() == 1 );
for ( int fit = 0; fit < 2; ++fit )
{
mAtlas->prepareForFeature( fit );
mLabel1->adjustSizeToText();
}
QVERIFY( spyPreparedForAtlas.count() == 2 );
mAtlas->endRender();
QVERIFY( spyRenderEnded.count() == 1 );
}
void TestQgsAtlasComposition::test_remove_layer()
{
mAtlas->setCoverageLayer( mVectorLayer2 );
mAtlas->setEnabled( true );
QSignalSpy spyToggled( mAtlas, SIGNAL( toggled( bool ) ) );
//remove coverage layer while atlas is enabled
QgsMapLayerRegistry::instance()->removeMapLayer( mVectorLayer2->id() );
mVectorLayer2 = 0;
QVERIFY( !mAtlas->enabled() );
QVERIFY( spyToggled.count() == 1 );
//clean up
mAtlas->setCoverageLayer( mVectorLayer );
mAtlas->setEnabled( true );
}
QTEST_MAIN( TestQgsAtlasComposition )
#include "moc_testqgsatlascomposition.cxx"