void QgsPointDisplacementRendererWidget::on_mRendererSettingsButton_clicked()
{
if ( !mRenderer )
return;
QgsRendererAbstractMetadata* m = QgsRendererRegistry::instance()->rendererMetadata( mRenderer->embeddedRenderer()->type() );
if ( m )
{
QgsRendererWidget* w = m->createRendererWidget( mLayer, mStyle, mRenderer->embeddedRenderer()->clone() );
w->setPanelTitle( tr( "Renderer settings" ) );
QgsSymbolWidgetContext context = mContext;
QgsExpressionContextScope scope;
scope.addVariable( QgsExpressionContextScope::StaticVariable( QgsExpressionContext::EXPR_CLUSTER_COLOR, "", true ) );
scope.addVariable( QgsExpressionContextScope::StaticVariable( QgsExpressionContext::EXPR_CLUSTER_SIZE, 0, true ) );
QList< QgsExpressionContextScope > scopes = context.additionalExpressionContextScopes();
scopes << scope;
context.setAdditionalExpressionContextScopes( scopes );
w->setContext( context );
connect( w, SIGNAL( widgetChanged() ), this, SLOT( updateRendererFromWidget() ) );
openPanel( w );
}
}
void QgsPointDisplacementRendererWidget::on_mRendererComboBox_currentIndexChanged( int index )
{
QString rendererId = mRendererComboBox->itemData( index ).toString();
QgsRendererAbstractMetadata* m = QgsRendererRegistry::instance()->rendererMetadata( rendererId );
if ( m )
{
// unfortunately renderer conversion is only available through the creation of a widget...
QgsRendererWidget* tempRenderWidget = m->createRendererWidget( mLayer, mStyle, mRenderer->embeddedRenderer()->clone() );
mRenderer->setEmbeddedRenderer( tempRenderWidget->renderer()->clone() );
delete tempRenderWidget;
emit widgetChanged();
}
}
void QgsInvertedPolygonRendererWidget::on_mRendererComboBox_currentIndexChanged( int index )
{
QString rendererId = mRendererComboBox->itemData( index ).toString();
QgsRendererAbstractMetadata* m = QgsApplication::rendererRegistry()->rendererMetadata( rendererId );
if ( m )
{
mEmbeddedRendererWidget.reset( m->createRendererWidget( mLayer, mStyle, const_cast<QgsFeatureRenderer*>( mRenderer->embeddedRenderer() )->clone() ) );
connect( mEmbeddedRendererWidget.data(), SIGNAL( widgetChanged() ), this, SIGNAL( widgetChanged() ) );
mEmbeddedRendererWidget->setContext( mContext );
if ( layout()->count() > 2 )
{
// remove the current renderer widget
layout()->takeAt( 2 );
}
layout()->addWidget( mEmbeddedRendererWidget.data() );
}
}
void QgsPointClusterRendererWidget::mRendererSettingsButton_clicked()
{
if ( !mRenderer )
return;
QgsRendererAbstractMetadata *m = QgsApplication::rendererRegistry()->rendererMetadata( mRenderer->embeddedRenderer()->type() );
if ( m )
{
QgsRendererWidget *w = m->createRendererWidget( mLayer, mStyle, mRenderer->embeddedRenderer()->clone() );
w->setPanelTitle( tr( "Renderer Settings" ) );
QgsExpressionContextScope scope;
scope.addVariable( QgsExpressionContextScope::StaticVariable( QgsExpressionContext::EXPR_CLUSTER_COLOR, "", true ) );
scope.addVariable( QgsExpressionContextScope::StaticVariable( QgsExpressionContext::EXPR_CLUSTER_SIZE, 0, true ) );
QList< QgsExpressionContextScope > scopes = mContext.additionalExpressionContextScopes();
scopes << scope;
QgsSymbolWidgetContext context = mContext;
context.setAdditionalExpressionContextScopes( scopes );
w->setContext( context );
connect( w, &QgsPanelWidget::widgetChanged, this, &QgsPointClusterRendererWidget::updateRendererFromWidget );
w->setDockMode( this->dockMode() );
openPanel( w );
}
}
