void QgsSymbolV2SelectorDialog::changeSymbolProperties()
{
QgsSymbolV2PropertiesDialog dlg( mSymbol, mVectorLayer, this );
if ( !dlg.exec() )
return;
updateSymbolPreview();
updateSymbolInfo();
emit symbolModified();
}
QgsSymbolV2SelectorDialog::QgsSymbolV2SelectorDialog( QgsSymbolV2* symbol, QgsStyleV2* style, const QgsVectorLayer* vl, QWidget* parent, bool embedded )
: QDialog( parent ), mAdvancedMenu( NULL ), mVectorLayer( vl )
{
mStyle = style;
mSymbol = symbol;
setupUi( this );
btnAdvanced->hide(); // advanced button is hidden by default
// can be embedded in renderer properties dialog
if ( embedded )
{
buttonBox->hide();
layout()->setContentsMargins( 0, 0, 0, 0 );
}
connect( btnSymbolProperties, SIGNAL( clicked() ), this, SLOT( changeSymbolProperties() ) );
connect( btnStyleManager, SIGNAL( clicked() ), SLOT( openStyleManager() ) );
QStandardItemModel* model = new QStandardItemModel( viewSymbols );
viewSymbols->setModel( model );
connect( viewSymbols, SIGNAL( clicked( const QModelIndex & ) ), this, SLOT( setSymbolFromStyle( const QModelIndex & ) ) );
lblSymbolName->setText( "" );
populateSymbolView();
updateSymbolPreview();
updateSymbolInfo();
if ( mSymbol )
{
// output unit
mSymbolUnitComboBox->blockSignals( true );
mSymbolUnitComboBox->setCurrentIndex( mSymbol->outputUnit() );
mSymbolUnitComboBox->blockSignals( false );
mTransparencySlider->blockSignals( true );
double transparency = 1 - symbol->alpha();
mTransparencySlider->setValue( transparency * 255 );
displayTransparency( symbol->alpha() );
mTransparencySlider->blockSignals( false );
}
// select correct page in stacked widget
// there's a correspondence between symbol type number and page numbering => exploit it!
stackedWidget->setCurrentIndex( symbol->type() );
connect( btnColor, SIGNAL( clicked() ), this, SLOT( setSymbolColor() ) );
connect( spinAngle, SIGNAL( valueChanged( double ) ), this, SLOT( setMarkerAngle( double ) ) );
connect( spinSize, SIGNAL( valueChanged( double ) ), this, SLOT( setMarkerSize( double ) ) );
connect( spinWidth, SIGNAL( valueChanged( double ) ), this, SLOT( setLineWidth( double ) ) );
connect( btnAddToStyle, SIGNAL( clicked() ), this, SLOT( addSymbolToStyle() ) );
btnSymbolProperties->setIcon( QIcon( QgsApplication::defaultThemePath() + "mActionOptions.png" ) );
btnAddToStyle->setIcon( QIcon( QgsApplication::defaultThemePath() + "symbologyAdd.png" ) );
}
void QgsSymbolV2SelectorDialog::setSymbolFromStyle( const QModelIndex & index )
{
QString symbolName = index.data( Qt::UserRole ).toString();
lblSymbolName->setText( symbolName );
// get new instance of symbol from style
QgsSymbolV2* s = mStyle->symbol( symbolName );
// remove all symbol layers from original symbol
while ( mSymbol->symbolLayerCount() )
mSymbol->deleteSymbolLayer( 0 );
// move all symbol layers to our symbol
while ( s->symbolLayerCount() )
{
QgsSymbolLayerV2* sl = s->takeSymbolLayer( 0 );
mSymbol->appendSymbolLayer( sl );
}
// delete the temporary symbol
delete s;
updateSymbolPreview();
updateSymbolInfo();
emit symbolModified();
}
void QgsSymbolsListWidget::setSymbolFromStyle( const QModelIndex &index )
{
QString symbolName = mModel->data( mModel->index( index.row(), QgsStyleModel::Name ) ).toString();
lblSymbolName->setText( symbolName );
// get new instance of symbol from style
std::unique_ptr< QgsSymbol > s( mStyle->symbol( symbolName ) );
if ( !s )
return;
// remove all symbol layers from original symbolgroupsCombo
while ( mSymbol->symbolLayerCount() )
mSymbol->deleteSymbolLayer( 0 );
// move all symbol layers to our symbol
while ( s->symbolLayerCount() )
{
QgsSymbolLayer *sl = s->takeSymbolLayer( 0 );
mSymbol->appendSymbolLayer( sl );
}
mSymbol->setOpacity( s->opacity() );
updateSymbolInfo();
emit changed();
}
void CBC_EncoderContext::updateSymbolInfo(int32_t& e) {
updateSymbolInfo(getCodewordCount(), e);
}
QgsSymbolsListWidget::QgsSymbolsListWidget( QgsSymbol *symbol, QgsStyle *style, QMenu *menu, QWidget *parent, QgsVectorLayer *layer )
: QWidget( parent )
, mSymbol( symbol )
, mStyle( style )
, mLayer( layer )
{
setupUi( this );
connect( mSymbolUnitWidget, &QgsUnitSelectionWidget::changed, this, &QgsSymbolsListWidget::mSymbolUnitWidget_changed );
spinAngle->setClearValue( 0 );
mSymbolUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMetersInMapUnits << QgsUnitTypes::RenderMapUnits << QgsUnitTypes::RenderPixels
<< QgsUnitTypes::RenderPoints << QgsUnitTypes::RenderInches );
mModel = new QgsReadOnlyStyleModel( mStyle, this );
mModel->setEntityFilterEnabled( true );
mModel->setEntityFilter( QgsStyle::SymbolEntity );
if ( mSymbol )
{
mModel->setSymbolTypeFilterEnabled( true );
mModel->setSymbolType( mSymbol->type() );
}
btnAdvanced->hide(); // advanced button is hidden by default
if ( menu ) // show it if there is a menu pointer
{
mAdvancedMenu = menu;
btnAdvanced->show();
btnAdvanced->setMenu( mAdvancedMenu );
}
else
{
btnAdvanced->setMenu( new QMenu( this ) );
}
mClipFeaturesAction = new QAction( tr( "Clip Features to Canvas Extent" ), this );
mClipFeaturesAction->setCheckable( true );
connect( mClipFeaturesAction, &QAction::toggled, this, &QgsSymbolsListWidget::clipFeaturesToggled );
mStandardizeRingsAction = new QAction( tr( "Force Right-Hand-Rule Orientation" ), this );
mStandardizeRingsAction->setCheckable( true );
connect( mStandardizeRingsAction, &QAction::toggled, this, &QgsSymbolsListWidget::forceRHRToggled );
double iconSize = Qgis::UI_SCALE_FACTOR * fontMetrics().width( 'X' ) * 10;
viewSymbols->setIconSize( QSize( static_cast< int >( iconSize ), static_cast< int >( iconSize * 0.9 ) ) ); // ~100, 90 on low dpi
double treeIconSize = Qgis::UI_SCALE_FACTOR * fontMetrics().width( 'X' ) * 2;
mSymbolTreeView->setIconSize( QSize( static_cast< int >( treeIconSize ), static_cast< int >( treeIconSize ) ) );
mModel->addDesiredIconSize( viewSymbols->iconSize() );
mModel->addDesiredIconSize( mSymbolTreeView->iconSize() );
viewSymbols->setModel( mModel );
mSymbolTreeView->setModel( mModel );
viewSymbols->setSelectionBehavior( QAbstractItemView::SelectRows );
mSymbolTreeView->setSelectionModel( viewSymbols->selectionModel() );
mSymbolTreeView->setSelectionMode( viewSymbols->selectionMode() );
connect( viewSymbols->selectionModel(), &QItemSelectionModel::currentChanged, this, &QgsSymbolsListWidget::setSymbolFromStyle );
connect( mStyle, &QgsStyle::groupsModified, this, &QgsSymbolsListWidget::populateGroups );
connect( openStyleManagerButton, &QToolButton::clicked, this, &QgsSymbolsListWidget::openStyleManager );
lblSymbolName->clear();
connect( mButtonIconView, &QToolButton::toggled, this, [ = ]( bool active )
{
if ( active )
{
mSymbolViewStackedWidget->setCurrentIndex( 0 );
// note -- we have to save state here and not in destructor, as new symbol list widgets are created before the previous ones are destroyed
QgsSettings().setValue( QStringLiteral( "UI/symbolsList/lastIconView" ), 0, QgsSettings::Gui );
}
} );
connect( mButtonListView, &QToolButton::toggled, this, [ = ]( bool active )
{
if ( active )
{
QgsSettings().setValue( QStringLiteral( "UI/symbolsList/lastIconView" ), 1, QgsSettings::Gui );
mSymbolViewStackedWidget->setCurrentIndex( 1 );
}
} );
// restore previous view
QgsSettings settings;
const int currentView = settings.value( QStringLiteral( "UI/symbolsList/lastIconView" ), 0, QgsSettings::Gui ).toInt();
if ( currentView == 0 )
mButtonIconView->setChecked( true );
else
mButtonListView->setChecked( true );
mSymbolTreeView->header()->restoreState( settings.value( QStringLiteral( "UI/symbolsList/treeState" ), QByteArray(), QgsSettings::Gui ).toByteArray() );
connect( mSymbolTreeView->header(), &QHeaderView::sectionResized, this, [this]
{
// note -- we have to save state here and not in destructor, as new symbol list widgets are created before the previous ones are destroyed
QgsSettings().setValue( QStringLiteral( "UI/symbolsList/treeState" ), mSymbolTreeView->header()->saveState(), QgsSettings::Gui );
} );
QgsFilterLineEdit *groupEdit = new QgsFilterLineEdit();
groupEdit->setShowSearchIcon( true );
groupEdit->setShowClearButton( true );
groupEdit->setPlaceholderText( tr( "Filter symbols…" ) );
groupsCombo->setLineEdit( groupEdit );
populateGroups();
connect( groupsCombo, static_cast<void ( QComboBox::* )( int )>( &QComboBox::currentIndexChanged ), this, &QgsSymbolsListWidget::groupsCombo_currentIndexChanged );
connect( groupsCombo, &QComboBox::currentTextChanged, this, &QgsSymbolsListWidget::updateModelFilters );
if ( mSymbol )
{
updateSymbolInfo();
}
// select correct page in stacked widget
// there's a correspondence between symbol type number and page numbering => exploit it!
stackedWidget->setCurrentIndex( symbol->type() );
connect( btnColor, &QgsColorButton::colorChanged, this, &QgsSymbolsListWidget::setSymbolColor );
connect( spinAngle, static_cast < void ( QDoubleSpinBox::* )( double ) > ( &QDoubleSpinBox::valueChanged ), this, &QgsSymbolsListWidget::setMarkerAngle );
connect( spinSize, static_cast < void ( QDoubleSpinBox::* )( double ) > ( &QDoubleSpinBox::valueChanged ), this, &QgsSymbolsListWidget::setMarkerSize );
connect( spinWidth, static_cast < void ( QDoubleSpinBox::* )( double ) > ( &QDoubleSpinBox::valueChanged ), this, &QgsSymbolsListWidget::setLineWidth );
registerDataDefinedButton( mRotationDDBtn, QgsSymbolLayer::PropertyAngle );
connect( mRotationDDBtn, &QgsPropertyOverrideButton::changed, this, &QgsSymbolsListWidget::updateDataDefinedMarkerAngle );
registerDataDefinedButton( mSizeDDBtn, QgsSymbolLayer::PropertySize );
connect( mSizeDDBtn, &QgsPropertyOverrideButton::changed, this, &QgsSymbolsListWidget::updateDataDefinedMarkerSize );
registerDataDefinedButton( mWidthDDBtn, QgsSymbolLayer::PropertyStrokeWidth );
connect( mWidthDDBtn, &QgsPropertyOverrideButton::changed, this, &QgsSymbolsListWidget::updateDataDefinedLineWidth );
connect( this, &QgsSymbolsListWidget::changed, this, &QgsSymbolsListWidget::updateAssistantSymbol );
updateAssistantSymbol();
btnColor->setAllowOpacity( true );
btnColor->setColorDialogTitle( tr( "Select Color" ) );
btnColor->setContext( QStringLiteral( "symbology" ) );
connect( btnSaveSymbol, &QPushButton::clicked, this, &QgsSymbolsListWidget::saveSymbol );
connect( mOpacityWidget, &QgsOpacityWidget::opacityChanged, this, &QgsSymbolsListWidget::opacityChanged );
}
QgsSymbolsListWidget::QgsSymbolsListWidget( QgsSymbol* symbol, QgsStyle* style, QMenu* menu, QWidget* parent, const QgsVectorLayer * layer )
: QWidget( parent )
, mSymbol( symbol )
, mStyle( style )
, mAdvancedMenu( nullptr )
, mClipFeaturesAction( nullptr )
, mLayer( layer )
, mMapCanvas( nullptr )
{
setupUi( this );
mSymbolUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits << QgsUnitTypes::RenderPixels );
btnAdvanced->hide(); // advanced button is hidden by default
if ( menu ) // show it if there is a menu pointer
{
mAdvancedMenu = menu;
btnAdvanced->show();
btnAdvanced->setMenu( mAdvancedMenu );
}
else
{
btnAdvanced->setMenu( new QMenu( this ) );
}
mClipFeaturesAction = new QAction( tr( "Clip features to canvas extent" ), this );
mClipFeaturesAction->setCheckable( true );
connect( mClipFeaturesAction, &QAction::toggled, this, &QgsSymbolsListWidget::clipFeaturesToggled );
QStandardItemModel* model = new QStandardItemModel( viewSymbols );
viewSymbols->setModel( model );
connect( viewSymbols->selectionModel(), SIGNAL( currentChanged( const QModelIndex &, const QModelIndex & ) ), this, SLOT( setSymbolFromStyle( const QModelIndex & ) ) );
connect( mStyle, &QgsStyle::symbolSaved , this, &QgsSymbolsListWidget::symbolAddedToStyle );
connect( mStyle, &QgsStyle::groupsModified , this, &QgsSymbolsListWidget::populateGroups );
connect( openStyleManagerButton, &QPushButton::pressed, this, &QgsSymbolsListWidget::openStyleManager );
lblSymbolName->setText( QLatin1String( "" ) );
populateGroups();
if ( mSymbol )
{
updateSymbolInfo();
}
// select correct page in stacked widget
// there's a correspondence between symbol type number and page numbering => exploit it!
stackedWidget->setCurrentIndex( symbol->type() );
connect( btnColor, SIGNAL( colorChanged( const QColor& ) ), this, SLOT( setSymbolColor( const QColor& ) ) );
connect( spinAngle, SIGNAL( valueChanged( double ) ), this, SLOT( setMarkerAngle( double ) ) );
connect( spinSize, SIGNAL( valueChanged( double ) ), this, SLOT( setMarkerSize( double ) ) );
connect( spinWidth, SIGNAL( valueChanged( double ) ), this, SLOT( setLineWidth( double ) ) );
connect( mRotationDDBtn, SIGNAL( dataDefinedChanged( const QString& ) ), this, SLOT( updateDataDefinedMarkerAngle() ) );
connect( mRotationDDBtn, SIGNAL( dataDefinedActivated( bool ) ), this, SLOT( updateDataDefinedMarkerAngle() ) );
connect( mSizeDDBtn, SIGNAL( dataDefinedChanged( const QString& ) ), this, SLOT( updateDataDefinedMarkerSize() ) );
connect( mSizeDDBtn, SIGNAL( dataDefinedActivated( bool ) ), this, SLOT( updateDataDefinedMarkerSize() ) );
connect( mWidthDDBtn, SIGNAL( dataDefinedChanged( const QString& ) ), this, SLOT( updateDataDefinedLineWidth() ) );
connect( mWidthDDBtn, SIGNAL( dataDefinedActivated( bool ) ), this, SLOT( updateDataDefinedLineWidth() ) );
if ( mSymbol->type() == QgsSymbol::Marker && mLayer )
mSizeDDBtn->setAssistant( tr( "Size Assistant..." ), new QgsSizeScaleWidget( mLayer, mSymbol ) );
else if ( mSymbol->type() == QgsSymbol::Line && mLayer )
mWidthDDBtn->setAssistant( tr( "Width Assistant..." ), new QgsSizeScaleWidget( mLayer, mSymbol ) );
// Live color updates are not undoable to child symbol layers
btnColor->setAcceptLiveUpdates( false );
btnColor->setAllowAlpha( true );
btnColor->setColorDialogTitle( tr( "Select color" ) );
btnColor->setContext( QStringLiteral( "symbology" ) );
connect( btnSaveSymbol, &QPushButton::clicked, this, &QgsSymbolsListWidget::saveSymbol );
}
