void QgsGraduatedSymbolRendererV2Widget::disconnectUpdateHandlers()
{
disconnect( spinGraduatedClasses, SIGNAL( valueChanged( int ) ), this, SLOT( classifyGraduated() ) );
disconnect( cboGraduatedMode, SIGNAL( currentIndexChanged( int ) ), this, SLOT( classifyGraduated() ) );
disconnect( cboGraduatedColorRamp, SIGNAL( currentIndexChanged( int ) ), this, SLOT( reapplyColorRamp() ) );
disconnect( cboGraduatedColorRamp, SIGNAL( sourceRampEdited() ), this, SLOT( reapplyColorRamp() ) );
disconnect( mButtonEditRamp, SIGNAL( clicked() ), cboGraduatedColorRamp, SLOT( editSourceRamp() ) );
disconnect( cbxInvertedColorRamp, SIGNAL( toggled( bool ) ), this, SLOT( reapplyColorRamp() ) );
disconnect( spinPrecision, SIGNAL( valueChanged( int ) ), this, SLOT( labelFormatChanged() ) );
disconnect( cbxTrimTrailingZeroes, SIGNAL( toggled( bool ) ), this, SLOT( labelFormatChanged() ) );
disconnect( txtLegendFormat, SIGNAL( textChanged( QString ) ), this, SLOT( labelFormatChanged() ) );
disconnect( minSizeSpinBox, SIGNAL( valueChanged( double ) ), this, SLOT( reapplySizes() ) );
disconnect( maxSizeSpinBox, SIGNAL( valueChanged( double ) ), this, SLOT( reapplySizes() ) );
disconnect( mModel, SIGNAL( rowsMoved() ), this, SLOT( rowsMoved() ) );
disconnect( mModel, SIGNAL( dataChanged( QModelIndex, QModelIndex ) ), this, SLOT( modelDataChanged() ) );
}
QgsGlowWidget::QgsGlowWidget( QWidget *parent )
: QgsPaintEffectWidget( parent )
, mEffect( NULL )
{
setupUi( this );
mColorBtn->setAllowAlpha( false );
mColorBtn->setColorDialogTitle( tr( "Select glow color" ) );
mColorBtn->setContext( "symbology" );
mSpreadUnitWidget->setUnits( QgsSymbolV2::OutputUnitList() << QgsSymbolV2::MM << QgsSymbolV2::Pixel << QgsSymbolV2::MapUnit );
mRampComboBox->populate( QgsStyleV2::defaultStyle() );
mRampComboBox->setShowGradientOnly( true );
connect( mRampComboBox, SIGNAL( currentIndexChanged( int ) ), this, SLOT( applyColorRamp() ) );
connect( mRampComboBox, SIGNAL( sourceRampEdited() ), this, SLOT( applyColorRamp() ) );
connect( mButtonEditRamp, SIGNAL( clicked() ), mRampComboBox, SLOT( editSourceRamp() ) );
connect( radioSingleColor, SIGNAL( toggled( bool ) ), this, SLOT( colorModeChanged() ) );
initGui();
}
QgsSingleBandPseudoColorRendererWidget::QgsSingleBandPseudoColorRendererWidget( QgsRasterLayer* layer, const QgsRectangle &extent )
: QgsRasterRendererWidget( layer, extent )
, mMinMaxWidget( nullptr )
, mMinMaxOrigin( 0 )
{
QSettings settings;
setupUi( this );
mColormapTreeWidget->setColumnWidth( ColorColumn, 50 );
QString defaultPalette = settings.value( "/Raster/defaultPalette", "Spectral" ).toString();
mColorRampComboBox->populate( QgsStyle::defaultStyle() );
QgsDebugMsg( "defaultPalette = " + defaultPalette );
mColorRampComboBox->setCurrentIndex( mColorRampComboBox->findText( defaultPalette ) );
connect( mButtonEditRamp, SIGNAL( clicked() ), mColorRampComboBox, SLOT( editSourceRamp() ) );
if ( !mRasterLayer )
{
return;
}
QgsRasterDataProvider* provider = mRasterLayer->dataProvider();
if ( !provider )
{
return;
}
// Must be before adding items to mBandComboBox (signal)
mMinLineEdit->setValidator( new QDoubleValidator( mMinLineEdit ) );
mMaxLineEdit->setValidator( new QDoubleValidator( mMaxLineEdit ) );
mMinMaxWidget = new QgsRasterMinMaxWidget( layer, this );
mMinMaxWidget->setExtent( extent );
mMinMaxWidget->setMapCanvas( mCanvas );
QHBoxLayout *layout = new QHBoxLayout();
layout->setContentsMargins( 0, 0, 0, 0 );
mMinMaxContainerWidget->setLayout( layout );
layout->addWidget( mMinMaxWidget );
connect( mMinMaxWidget, SIGNAL( load( int, double, double, int ) ),
this, SLOT( loadMinMax( int, double, double, int ) ) );
//fill available bands into combo box
int nBands = provider->bandCount();
for ( int i = 1; i <= nBands; ++i ) //band numbering seem to start at 1
{
mBandComboBox->addItem( displayBandName( i ), i );
}
mColorInterpolationComboBox->addItem( tr( "Discrete" ), QgsColorRampShader::DISCRETE );
mColorInterpolationComboBox->addItem( tr( "Linear" ), QgsColorRampShader::INTERPOLATED );
mColorInterpolationComboBox->addItem( tr( "Exact" ), QgsColorRampShader::EXACT );
mColorInterpolationComboBox->setCurrentIndex( mColorInterpolationComboBox->findData( QgsColorRampShader::INTERPOLATED ) );
mClassificationModeComboBox->addItem( tr( "Continuous" ), Continuous );
mClassificationModeComboBox->addItem( tr( "Equal interval" ), EqualInterval );
mClassificationModeComboBox->addItem( tr( "Quantile" ), Quantile );
mNumberOfEntriesSpinBox->setValue( 5 ); // some default
setFromRenderer( layer->renderer() );
// If there is currently no min/max, load default with user current default options
if ( mMinLineEdit->text().isEmpty() || mMaxLineEdit->text().isEmpty() )
{
mMinMaxWidget->load();
}
on_mClassificationModeComboBox_currentIndexChanged( 0 );
resetClassifyButton();
connect( mClassificationModeComboBox, SIGNAL( currentIndexChanged( int ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mMinLineEdit, SIGNAL( textChanged( QString ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mMaxLineEdit, SIGNAL( textChanged( QString ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mColorRampComboBox, SIGNAL( sourceRampEdited() ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mColorRampComboBox, SIGNAL( currentIndexChanged( int ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mInvertCheckBox, SIGNAL( stateChanged( int ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mNumberOfEntriesSpinBox, SIGNAL( valueChanged( int ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mBandComboBox, SIGNAL( currentIndexChanged( int ) ), this, SLOT( on_mClassifyButton_clicked() ) );
connect( mClipCheckBox, SIGNAL( toggled( bool ) ), this, SIGNAL( widgetChanged() ) );
}
QgsCategorizedSymbolRendererV2Widget::QgsCategorizedSymbolRendererV2Widget( QgsVectorLayer* layer, QgsStyleV2* style, QgsFeatureRendererV2* renderer )
: QgsRendererV2Widget( layer, style )
, mRenderer( nullptr )
, mModel( nullptr )
{
// try to recognize the previous renderer
// (null renderer means "no previous renderer")
if ( renderer )
{
mRenderer = QgsCategorizedSymbolRendererV2::convertFromRenderer( renderer );
}
if ( !mRenderer )
{
mRenderer = new QgsCategorizedSymbolRendererV2( "", QgsCategoryList() );
}
QString attrName = mRenderer->classAttribute();
mOldClassificationAttribute = attrName;
// setup user interface
setupUi( this );
mExpressionWidget->setLayer( mLayer );
cboCategorizedColorRamp->populate( mStyle );
int randomIndex = cboCategorizedColorRamp->findText( tr( "Random colors" ) );
if ( randomIndex != -1 )
{
cboCategorizedColorRamp->setCurrentIndex( randomIndex );
mButtonEditRamp->setEnabled( false );
}
// set project default color ramp
QString defaultColorRamp = QgsProject::instance()->readEntry( "DefaultStyles", "/ColorRamp", "" );
if ( defaultColorRamp != "" )
{
int index = cboCategorizedColorRamp->findText( defaultColorRamp, Qt::MatchCaseSensitive );
if ( index >= 0 )
cboCategorizedColorRamp->setCurrentIndex( index );
}
mCategorizedSymbol = QgsSymbolV2::defaultSymbol( mLayer->geometryType() );
mModel = new QgsCategorizedSymbolRendererV2Model( this );
mModel->setRenderer( mRenderer );
// update GUI from renderer
updateUiFromRenderer();
viewCategories->setModel( mModel );
viewCategories->resizeColumnToContents( 0 );
viewCategories->resizeColumnToContents( 1 );
viewCategories->resizeColumnToContents( 2 );
viewCategories->setStyle( new QgsCategorizedSymbolRendererV2ViewStyle( viewCategories->style() ) );
connect( mModel, SIGNAL( rowsMoved() ), this, SLOT( rowsMoved() ) );
connect( mModel, SIGNAL( dataChanged( QModelIndex, QModelIndex ) ), this, SIGNAL( widgetChanged() ) );
connect( mExpressionWidget, SIGNAL( fieldChanged( QString ) ), this, SLOT( categoryColumnChanged( QString ) ) );
connect( viewCategories, SIGNAL( doubleClicked( const QModelIndex & ) ), this, SLOT( categoriesDoubleClicked( const QModelIndex & ) ) );
connect( viewCategories, SIGNAL( customContextMenuRequested( const QPoint& ) ), this, SLOT( contextMenuViewCategories( const QPoint& ) ) );
connect( btnChangeCategorizedSymbol, SIGNAL( clicked() ), this, SLOT( changeCategorizedSymbol() ) );
connect( btnAddCategories, SIGNAL( clicked() ), this, SLOT( addCategories() ) );
connect( btnDeleteCategories, SIGNAL( clicked() ), this, SLOT( deleteCategories() ) );
connect( btnDeleteAllCategories, SIGNAL( clicked() ), this, SLOT( deleteAllCategories() ) );
connect( btnAddCategory, SIGNAL( clicked() ), this, SLOT( addCategory() ) );
connect( cbxInvertedColorRamp, SIGNAL( toggled( bool ) ), this, SLOT( applyColorRamp() ) );
connect( cboCategorizedColorRamp, SIGNAL( currentIndexChanged( int ) ), this, SLOT( applyColorRamp() ) );
connect( cboCategorizedColorRamp, SIGNAL( sourceRampEdited() ), this, SLOT( applyColorRamp() ) );
connect( mButtonEditRamp, SIGNAL( clicked() ), cboCategorizedColorRamp, SLOT( editSourceRamp() ) );
// menus for data-defined rotation/size
QMenu* advMenu = new QMenu;
advMenu->addAction( tr( "Match to saved symbols" ), this, SLOT( matchToSymbolsFromLibrary() ) );
advMenu->addAction( tr( "Match to symbols from file..." ), this, SLOT( matchToSymbolsFromXml() ) );
advMenu->addAction( tr( "Symbol levels..." ), this, SLOT( showSymbolLevels() ) );
btnAdvanced->setMenu( advMenu );
mExpressionWidget->registerGetExpressionContextCallback( &_getExpressionContext, this );
}
QgsHeatmapRendererWidget::QgsHeatmapRendererWidget( QgsVectorLayer* layer, QgsStyleV2* style, QgsFeatureRendererV2* renderer )
: QgsRendererV2Widget( layer, style )
, mRenderer( nullptr )
{
if ( !layer )
{
return;
}
// the renderer only applies to point vector layers
if ( layer->geometryType() != QGis::Point )
{
//setup blank dialog
mRenderer = nullptr;
QGridLayout* layout = new QGridLayout( this );
QLabel* label = new QLabel( tr( "The heatmap renderer only applies to point and multipoint layers. \n"
"'%1' is not a point layer and cannot be rendered as a heatmap." )
.arg( layer->name() ), this );
layout->addWidget( label );
return;
}
setupUi( this );
mRadiusUnitWidget->setUnits( QgsSymbolV2::OutputUnitList() << QgsSymbolV2::MM << QgsSymbolV2::Pixel << QgsSymbolV2::MapUnit );
mWeightExpressionWidget->registerGetExpressionContextCallback( &_getExpressionContext, this );
if ( renderer )
{
mRenderer = QgsHeatmapRenderer::convertFromRenderer( renderer );
}
if ( !mRenderer )
{
mRenderer = new QgsHeatmapRenderer();
}
mRampComboBox->setShowGradientOnly( true );
mRampComboBox->populate( QgsStyleV2::defaultStyle() );
connect( mRampComboBox, SIGNAL( currentIndexChanged( int ) ), this, SLOT( applyColorRamp() ) );
connect( mRampComboBox, SIGNAL( sourceRampEdited() ), this, SLOT( applyColorRamp() ) );
connect( mButtonEditRamp, SIGNAL( clicked() ), mRampComboBox, SLOT( editSourceRamp() ) );
if ( mRenderer->colorRamp() )
{
mRampComboBox->blockSignals( true );
mRampComboBox->setSourceColorRamp( mRenderer->colorRamp() );
mRampComboBox->blockSignals( false );
}
mRadiusSpinBox->blockSignals( true );
mRadiusSpinBox->setValue( mRenderer->radius() );
mRadiusSpinBox->blockSignals( false );
mRadiusUnitWidget->blockSignals( true );
mRadiusUnitWidget->setUnit( mRenderer->radiusUnit() );
mRadiusUnitWidget->setMapUnitScale( mRenderer->radiusMapUnitScale() );
mRadiusUnitWidget->blockSignals( false );
mMaxSpinBox->blockSignals( true );
mMaxSpinBox->setValue( mRenderer->maximumValue() );
mMaxSpinBox->blockSignals( false );
mQualitySlider->blockSignals( true );
mQualitySlider->setValue( mRenderer->renderQuality() );
mQualitySlider->blockSignals( false );
mInvertCheckBox->blockSignals( true );
mInvertCheckBox->setChecked( mRenderer->invertRamp() );
mInvertCheckBox->blockSignals( false );
mWeightExpressionWidget->setLayer( layer );
mWeightExpressionWidget->setField( mRenderer->weightExpression() );
connect( mWeightExpressionWidget, SIGNAL( fieldChanged( QString ) ), this, SLOT( weightExpressionChanged( QString ) ) );
}