void QgsRendererRasterPropertiesWidget::apply()
{
mRasterLayer->brightnessFilter()->setBrightness( mSliderBrightness->value() );
mRasterLayer->brightnessFilter()->setContrast( mSliderContrast->value() );
QgsRasterRendererWidget* rendererWidget = dynamic_cast<QgsRasterRendererWidget*>( stackedWidget->currentWidget() );
if ( rendererWidget )
{
mRasterLayer->setRenderer( rendererWidget->renderer() );
}
// Hue and saturation controls
QgsHueSaturationFilter *hueSaturationFilter = mRasterLayer->hueSaturationFilter();
if ( hueSaturationFilter )
{
hueSaturationFilter->setSaturation( sliderSaturation->value() );
hueSaturationFilter->setGrayscaleMode(( QgsHueSaturationFilter::GrayscaleMode ) comboGrayscale->currentIndex() );
hueSaturationFilter->setColorizeOn( mColorizeCheck->checkState() );
hueSaturationFilter->setColorizeColor( btnColorizeColor->color() );
hueSaturationFilter->setColorizeStrength( sliderColorizeStrength->value() );
}
QgsRasterResampleFilter* resampleFilter = mRasterLayer->resampleFilter();
if ( resampleFilter )
{
QgsRasterResampler *zoomedInResampler = nullptr;
QString zoomedInResamplingMethod = mZoomedInResamplingComboBox->currentText();
if ( zoomedInResamplingMethod == tr( "Bilinear" ) )
{
zoomedInResampler = new QgsBilinearRasterResampler();
}
else if ( zoomedInResamplingMethod == tr( "Cubic" ) )
{
zoomedInResampler = new QgsCubicRasterResampler();
}
resampleFilter->setZoomedInResampler( zoomedInResampler );
//raster resampling
QgsRasterResampler *zoomedOutResampler = nullptr;
QString zoomedOutResamplingMethod = mZoomedOutResamplingComboBox->currentText();
if ( zoomedOutResamplingMethod == tr( "Average" ) )
{
zoomedOutResampler = new QgsBilinearRasterResampler();
}
resampleFilter->setZoomedOutResampler( zoomedOutResampler );
resampleFilter->setMaxOversampling( mMaximumOversamplingSpinBox->value() );
}
mRasterLayer->setBlendMode( mBlendModeComboBox->blendMode() );
}
void QgsRendererRasterPropertiesWidget::setRendererWidget( const QString &rendererName )
{
QgsDebugMsg( "rendererName = " + rendererName );
QgsRasterRendererWidget* oldWidget = mRendererWidget;
QgsRasterRendererRegistryEntry rendererEntry;
if ( QgsRasterRendererRegistry::instance()->rendererData( rendererName, rendererEntry ) )
{
if ( rendererEntry.widgetCreateFunction ) //single band color data renderer e.g. has no widget
{
QgsDebugMsg( "renderer has widgetCreateFunction" );
// Current canvas extent (used to calc min/max) in layer CRS
QgsRectangle myExtent = mMapCanvas->mapSettings().outputExtentToLayerExtent( mRasterLayer, mMapCanvas->extent() );
mRendererWidget = rendererEntry.widgetCreateFunction( mRasterLayer, myExtent );
mRendererWidget->setMapCanvas( mMapCanvas );
connect( mRendererWidget, SIGNAL( widgetChanged() ), this, SIGNAL( widgetChanged() ) );
stackedWidget->addWidget( mRendererWidget );
stackedWidget->setCurrentWidget( mRendererWidget );
if ( oldWidget )
{
//compare used bands in new and old renderer and reset transparency dialog if different
QgsRasterRenderer* oldRenderer = oldWidget->renderer();
QgsRasterRenderer* newRenderer = mRendererWidget->renderer();
QList<int> oldBands = oldRenderer->usesBands();
QList<int> newBands = newRenderer->usesBands();
// if ( oldBands != newBands )
// {
// populateTransparencyTable( newRenderer );
// }
delete oldRenderer;
delete newRenderer;
}
}
}
if ( mRendererWidget != oldWidget )
delete oldWidget;
int widgetIndex = cboRenderers->findData( rendererName );
if ( widgetIndex != -1 )
{
whileBlocking( cboRenderers )->setCurrentIndex( widgetIndex );
}
}
void QgsRendererRasterPropertiesWidget::apply()
{
mRasterLayer->brightnessFilter()->setBrightness( mSliderBrightness->value() );
mRasterLayer->brightnessFilter()->setContrast( mSliderContrast->value() );
QgsRasterRendererWidget* rendererWidget = dynamic_cast<QgsRasterRendererWidget*>( stackedWidget->currentWidget() );
if ( rendererWidget )
{
mRasterLayer->setRenderer( rendererWidget->renderer() );
}
// Hue and saturation controls
QgsHueSaturationFilter *hueSaturationFilter = mRasterLayer->hueSaturationFilter();
if ( hueSaturationFilter )
{
hueSaturationFilter->setSaturation( sliderSaturation->value() );
hueSaturationFilter->setGrayscaleMode(( QgsHueSaturationFilter::GrayscaleMode ) comboGrayscale->currentIndex() );
hueSaturationFilter->setColorizeOn( mColorizeCheck->checkState() );
hueSaturationFilter->setColorizeColor( btnColorizeColor->color() );
hueSaturationFilter->setColorizeStrength( sliderColorizeStrength->value() );
}
mRasterLayer->setBlendMode( mBlendModeComboBox->blendMode() );
}
void QgsRendererRasterPropertiesWidget::apply()
{
mRasterLayer->brightnessFilter()->setBrightness( mSliderBrightness->value() );
mRasterLayer->brightnessFilter()->setContrast( mSliderContrast->value() );
QgsRasterRendererWidget* rendererWidget = dynamic_cast<QgsRasterRendererWidget*>( stackedWidget->currentWidget() );
if ( rendererWidget )
{
QgsRasterRenderer* newRenderer = rendererWidget->renderer();
// there are transparency related data stored in renderer instances, but they
// are not configured in the widget, so we need to copy them over from existing renderer
QgsRasterRenderer* oldRenderer = mRasterLayer->renderer();
if ( oldRenderer )
newRenderer->copyCommonProperties( oldRenderer );
mRasterLayer->setRenderer( newRenderer );
}
// Hue and saturation controls
QgsHueSaturationFilter *hueSaturationFilter = mRasterLayer->hueSaturationFilter();
if ( hueSaturationFilter )
{
hueSaturationFilter->setSaturation( sliderSaturation->value() );
hueSaturationFilter->setGrayscaleMode(( QgsHueSaturationFilter::GrayscaleMode ) comboGrayscale->currentIndex() );
hueSaturationFilter->setColorizeOn( mColorizeCheck->checkState() );
hueSaturationFilter->setColorizeColor( btnColorizeColor->color() );
hueSaturationFilter->setColorizeStrength( sliderColorizeStrength->value() );
}
QgsRasterResampleFilter* resampleFilter = mRasterLayer->resampleFilter();
if ( resampleFilter )
{
QgsRasterResampler *zoomedInResampler = nullptr;
QString zoomedInResamplingMethod = mZoomedInResamplingComboBox->currentText();
if ( zoomedInResamplingMethod == tr( "Bilinear" ) )
{
zoomedInResampler = new QgsBilinearRasterResampler();
}
else if ( zoomedInResamplingMethod == tr( "Cubic" ) )
{
zoomedInResampler = new QgsCubicRasterResampler();
}
resampleFilter->setZoomedInResampler( zoomedInResampler );
//raster resampling
QgsRasterResampler *zoomedOutResampler = nullptr;
QString zoomedOutResamplingMethod = mZoomedOutResamplingComboBox->currentText();
if ( zoomedOutResamplingMethod == tr( "Average" ) )
{
zoomedOutResampler = new QgsBilinearRasterResampler();
}
resampleFilter->setZoomedOutResampler( zoomedOutResampler );
resampleFilter->setMaxOversampling( mMaximumOversamplingSpinBox->value() );
}
mRasterLayer->setBlendMode( mBlendModeComboBox->blendMode() );
}
void QgsRendererRasterPropertiesWidget::setRendererWidget( const QString &rendererName )
{
QgsDebugMsg( "rendererName = " + rendererName );
QgsRasterRendererWidget *oldWidget = mRendererWidget;
QgsRasterRenderer *oldRenderer = mRasterLayer->renderer();
int alphaBand = -1;
double opacity = 1;
if ( oldRenderer )
{
// Retain alpha band and opacity when switching renderer
alphaBand = oldRenderer->alphaBand();
opacity = oldRenderer->opacity();
}
QgsRasterRendererRegistryEntry rendererEntry;
if ( QgsApplication::rasterRendererRegistry()->rendererData( rendererName, rendererEntry ) )
{
if ( rendererEntry.widgetCreateFunction ) // Single band color data renderer e.g. has no widget
{
QgsDebugMsg( QStringLiteral( "renderer has widgetCreateFunction" ) );
// Current canvas extent (used to calc min/max) in layer CRS
QgsRectangle myExtent = mMapCanvas->mapSettings().outputExtentToLayerExtent( mRasterLayer, mMapCanvas->extent() );
if ( oldWidget )
{
if ( rendererName == QLatin1String( "singlebandgray" ) )
{
whileBlocking( mRasterLayer )->setRenderer( QgsApplication::rasterRendererRegistry()->defaultRendererForDrawingStyle( QgsRaster::SingleBandGray, mRasterLayer->dataProvider() ) );
whileBlocking( mRasterLayer )->setDefaultContrastEnhancement();
}
else if ( rendererName == QLatin1String( "multibandcolor" ) )
{
whileBlocking( mRasterLayer )->setRenderer( QgsApplication::rasterRendererRegistry()->defaultRendererForDrawingStyle( QgsRaster::MultiBandColor, mRasterLayer->dataProvider() ) );
whileBlocking( mRasterLayer )->setDefaultContrastEnhancement();
}
}
mRasterLayer->renderer()->setAlphaBand( alphaBand );
mRasterLayer->renderer()->setOpacity( opacity );
mRendererWidget = rendererEntry.widgetCreateFunction( mRasterLayer, myExtent );
mRendererWidget->setMapCanvas( mMapCanvas );
connect( mRendererWidget, &QgsRasterRendererWidget::widgetChanged, this, &QgsPanelWidget::widgetChanged );
stackedWidget->addWidget( mRendererWidget );
stackedWidget->setCurrentWidget( mRendererWidget );
if ( oldWidget )
{
// Compare used bands in new and old renderer and reset transparency dialog if different
QgsRasterRenderer *oldRenderer = oldWidget->renderer();
QgsRasterRenderer *newRenderer = mRendererWidget->renderer();
#if 0
QList<int> oldBands = oldRenderer->usesBands();
QList<int> newBands = newRenderer->usesBands();
if ( oldBands != newBands )
{
populateTransparencyTable( newRenderer );
}
#endif
delete oldRenderer;
delete newRenderer;
}
}
}
if ( mRendererWidget != oldWidget )
delete oldWidget;
int widgetIndex = cboRenderers->findData( rendererName );
if ( widgetIndex != -1 )
{
whileBlocking( cboRenderers )->setCurrentIndex( widgetIndex );
}
}
