bool QgsMapToolLabel::currentFeature( QgsFeature& f, bool fetchGeom )
{
QgsVectorLayer* vlayer = currentLayer();
if ( !vlayer )
{
return false;
}
return vlayer->featureAtId( mCurrentLabelPos.featureId, f, fetchGeom, true );
}
QString QgsMapToolLabel::currentLabelText()
{
QgsVectorLayer* vlayer = currentLayer();
if ( !vlayer )
{
return "";
}
QString labelField = vlayer->customProperty( "labeling/fieldName" ).toString();
if ( !labelField.isEmpty() )
{
int labelFieldId = vlayer->fieldNameIndex( labelField );
QgsFeature f;
if ( vlayer->featureAtId( mCurrentLabelPos.featureId, f, false, true ) )
{
return f.attributeMap()[labelFieldId].toString();
}
}
return "";
}
void QgsLabelPropertyDialog::init( const QString& layerId, int featureId )
{
if ( !mMapRenderer )
{
return;
}
//get feature attributes
QgsVectorLayer* vlayer = dynamic_cast<QgsVectorLayer*>( QgsMapLayerRegistry::instance()->mapLayer( layerId ) );
if ( !vlayer )
{
return;
}
QgsFeature f;
if ( !vlayer->featureAtId( featureId, f, false, true ) )
{
return;
}
const QgsAttributeMap& attributeValues = f.attributeMap();
//get layerproperties. Problem: only for pallabeling...
QgsPalLabeling* lbl = dynamic_cast<QgsPalLabeling*>( mMapRenderer->labelingEngine() );
if ( !lbl )
{
return;
}
blockElementSignals( true );
//get label field and fill line edit
QString labelFieldName = vlayer->customProperty( "labeling/fieldName" ).toString();
if ( !labelFieldName.isEmpty() )
{
mCurrentLabelField = vlayer->fieldNameIndex( labelFieldName );
mLabelTextLineEdit->setText( attributeValues[mCurrentLabelField].toString() );
const QgsFieldMap& layerFields = vlayer->pendingFields();
switch ( layerFields[mCurrentLabelField].type() )
{
case QVariant::Double:
mLabelTextLineEdit->setValidator( new QDoubleValidator( this ) );
break;
case QVariant::Int:
case QVariant::UInt:
case QVariant::LongLong:
mLabelTextLineEdit->setValidator( new QIntValidator( this ) );
break;
default:
break;
}
}
//get attributes of the feature and fill data defined values
QgsPalLayerSettings& layerSettings = lbl->layer( layerId );
mLabelFont = layerSettings.textFont;
//set all the gui elements to the default values
mFontSizeSpinBox->setValue( layerSettings.textFont.pointSizeF() );
mBufferColorButton->setColor( layerSettings.textColor );
mLabelDistanceSpinBox->setValue( layerSettings.dist );
mBufferSizeSpinBox->setValue( layerSettings.bufferSize );
mMinScaleSpinBox->setValue( layerSettings.scaleMin );
mMaxScaleSpinBox->setValue( layerSettings.scaleMax );
mHaliComboBox->setCurrentIndex( mHaliComboBox->findText( "Left" ) );
mValiComboBox->setCurrentIndex( mValiComboBox->findText( "Bottom" ) );
disableGuiElements();
mDataDefinedProperties = layerSettings.dataDefinedProperties;
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator propIt = mDataDefinedProperties.constBegin();
for ( ; propIt != mDataDefinedProperties.constEnd(); ++propIt )
{
switch ( propIt.key() )
{
case QgsPalLayerSettings::Show:
mShowLabelChkbx->setEnabled( true );
mShowLabelChkbx->setChecked( attributeValues[propIt.value()].toInt() != 0 );
break;
case QgsPalLayerSettings::AlwaysShow:
mAlwaysShowChkbx->setEnabled( true );
mAlwaysShowChkbx->setChecked( attributeValues[propIt.value()].toBool() );
break;
case QgsPalLayerSettings::MinScale:
mMinScaleSpinBox->setEnabled( true );
mMinScaleSpinBox->setValue( attributeValues[propIt.value()].toInt() );
break;
case QgsPalLayerSettings::MaxScale:
mMaxScaleSpinBox->setEnabled( true );
mMaxScaleSpinBox->setValue( attributeValues[propIt.value()].toInt() );
break;
case QgsPalLayerSettings::Size:
mFontSizeSpinBox->setEnabled( true );
mLabelFont.setPointSizeF( attributeValues[propIt.value()].toDouble() );
mFontSizeSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
case QgsPalLayerSettings::BufferSize:
mBufferSizeSpinBox->setEnabled( true );
mBufferSizeSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
case QgsPalLayerSettings::PositionX:
mXCoordSpinBox->setEnabled( true );
mXCoordSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
case QgsPalLayerSettings::PositionY:
mYCoordSpinBox->setEnabled( true );
mYCoordSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
case QgsPalLayerSettings::LabelDistance:
mLabelDistanceSpinBox->setEnabled( true );
mLabelDistanceSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
case QgsPalLayerSettings::Hali:
mHaliComboBox->setEnabled( true );
mHaliComboBox->setCurrentIndex( mHaliComboBox->findText( attributeValues[propIt.value()].toString() ) );
break;
case QgsPalLayerSettings::Vali:
mValiComboBox->setEnabled( true );
mValiComboBox->setCurrentIndex( mValiComboBox->findText( attributeValues[propIt.value()].toString() ) );
break;
case QgsPalLayerSettings::BufferColor:
mBufferColorButton->setEnabled( true );
mBufferColorButton->setColor( QColor( attributeValues[propIt.value()].toString() ) );
break;
case QgsPalLayerSettings::Color:
mFontColorButton->setEnabled( true );
mFontColorButton->setColor( QColor( attributeValues[propIt.value()].toString() ) );
break;
case QgsPalLayerSettings::Rotation:
mRotationSpinBox->setEnabled( true );
mRotationSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
break;
//font related properties
case QgsPalLayerSettings::Bold:
mLabelFont.setBold( attributeValues[propIt.value()].toBool() );
break;
case QgsPalLayerSettings::Italic:
mLabelFont.setItalic( attributeValues[propIt.value()].toBool() );
break;
case QgsPalLayerSettings::Underline:
mLabelFont.setUnderline( attributeValues[propIt.value()].toBool() );
break;
case QgsPalLayerSettings::Strikeout:
mLabelFont.setStrikeOut( attributeValues[propIt.value()].toBool() );
break;
case QgsPalLayerSettings::Family:
mLabelFont.setFamily( attributeValues[propIt.value()].toString() );
break;
default:
break;
}
}
mFontPushButton->setEnabled( labelFontEditingPossible() );
blockElementSignals( false );
}
QFont QgsMapToolLabel::labelFontCurrentFeature()
{
QFont font;
QgsVectorLayer* vlayer = currentLayer();
bool labelSettingsOk;
QgsPalLayerSettings& layerSettings = currentLabelSettings( &labelSettingsOk );
if ( labelSettingsOk && vlayer )
{
font = layerSettings.textFont;
QgsFeature f;
if ( vlayer->featureAtId( mCurrentLabelPos.featureId, f, false, true ) )
{
const QgsAttributeMap& attributes = f.attributeMap();
QMap< QgsPalLayerSettings::DataDefinedProperties, int > ddProperties = layerSettings.dataDefinedProperties;
//size
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator sizeIt = ddProperties.find( QgsPalLayerSettings::Size );
if ( sizeIt != ddProperties.constEnd() )
{
if ( layerSettings.fontSizeInMapUnits )
{
font.setPixelSize( layerSettings.sizeToPixel( attributes[*sizeIt].toDouble(), QgsRenderContext() ) );
}
else
{
font.setPointSizeF( attributes[*sizeIt].toDouble() );
}
}
//family
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator familyIt = ddProperties.find( QgsPalLayerSettings::Family );
if ( familyIt != ddProperties.constEnd() )
{
font.setFamily( attributes[*sizeIt].toString() );
}
//underline
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator underlineIt = ddProperties.find( QgsPalLayerSettings::Underline );
if ( familyIt != ddProperties.constEnd() )
{
font.setUnderline( attributes[*underlineIt].toBool() );
}
//strikeout
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator strikeoutIt = ddProperties.find( QgsPalLayerSettings::Strikeout );
if ( strikeoutIt != ddProperties.constEnd() )
{
font.setStrikeOut( attributes[*strikeoutIt].toBool() );
}
//bold
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator boldIt = ddProperties.find( QgsPalLayerSettings::Bold );
if ( boldIt != ddProperties.constEnd() )
{
font.setBold( attributes[*boldIt].toBool() );
}
//italic
QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator italicIt = ddProperties.find( QgsPalLayerSettings::Italic );
if ( italicIt != ddProperties.constEnd() )
{
font.setItalic( attributes[*italicIt].toBool() );
}
}
}
return font;
}
