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author
mhugent
committedNov 17, 2010
Forgot to add two files in last commit
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@14698 c8812cc2-4d05-0410-92ff-de0c093fc19c
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final-1_7_1final-1_7_0
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‎src/app/qgslabelpropertydialog.cpp

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/***************************************************************************
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qgslabelpropertydialog.cpp
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--------------------------
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begin : 2010-11-12
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copyright : (C) 2010 by Marco Hugentobler
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email : marco dot hugentobler at sourcepole dot ch
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "qgslabelpropertydialog.h"
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#include "qgsmaplayerregistry.h"
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#include "qgsmaprenderer.h"
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#include <QColorDialog>
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#include <QFontDialog>
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QgsLabelPropertyDialog::QgsLabelPropertyDialog( const QString& layerId, int featureId, QgsMapRenderer* renderer, QWidget * parent, Qt::WindowFlags f ):
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QDialog( parent, f ), mMapRenderer( renderer ), mCurrentLabelField( -1 )
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{
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setupUi( this );
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fillHaliComboBox();
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fillValiComboBox();
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init( layerId, featureId );
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}
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QgsLabelPropertyDialog::~QgsLabelPropertyDialog()
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{
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}
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void QgsLabelPropertyDialog::init( const QString& layerId, int featureId )
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{
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if( !mMapRenderer )
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{
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return;
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}
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//get feature attributes
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QgsVectorLayer* vlayer = dynamic_cast<QgsVectorLayer*>( QgsMapLayerRegistry::instance()->mapLayer( layerId ) );
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if( !vlayer )
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{
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return;
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}
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QgsFeature f;
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if( !vlayer->featureAtId( featureId, f, false, true ) )
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{
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return;
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}
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const QgsAttributeMap& attributeValues = f.attributeMap();
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QgsAttributeMap::const_iterator attIt = attributeValues.constBegin();
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//get layerproperties. Problem: only for pallabeling...
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QgsPalLabeling* lbl = dynamic_cast<QgsPalLabeling*>( mMapRenderer->labelingEngine() );
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if( !lbl )
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{
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return;
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}
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blockElementSignals( true );
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//get label field and fill line edit
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QString labelFieldName = vlayer->customProperty( "labeling/fieldName" ).toString();
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if( !labelFieldName.isEmpty() )
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{
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mCurrentLabelField = vlayer->fieldNameIndex( labelFieldName );
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mLabelTextLineEdit->setText( attributeValues[mCurrentLabelField].toString() );
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const QgsFieldMap& layerFields = vlayer->pendingFields();
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switch( layerFields[mCurrentLabelField].type() )
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{
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case QVariant::Double:
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mLabelTextLineEdit->setValidator( new QDoubleValidator( this ) );
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break;
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case QVariant::Int:
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case QVariant::UInt:
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case QVariant::LongLong:
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mLabelTextLineEdit->setValidator( new QIntValidator( this ) );
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break;
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}
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}
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//get attributes of the feature and fill data defined values
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QgsPalLayerSettings& layerSettings = lbl->layer( layerId );
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mLabelFont = layerSettings.textFont;
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//set all the gui elements to the default values
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mFontSizeSpinBox->setValue( layerSettings.textFont.pointSizeF() );
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mBufferColorButton->setColor( layerSettings.textColor );
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mLabelDistanceSpinBox->setValue( layerSettings.dist );
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mBufferSizeSpinBox->setValue( layerSettings.bufferSize );
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mHaliComboBox->setCurrentIndex( mHaliComboBox->findText("Left") );
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mValiComboBox->setCurrentIndex( mValiComboBox->findText("Bottom") );
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disableGuiElements();
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mDataDefinedProperties = layerSettings.dataDefinedProperties;
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QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator propIt = mDataDefinedProperties.constBegin();
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for(; propIt != mDataDefinedProperties.constEnd(); ++propIt )
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{
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switch( propIt.key() )
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{
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case QgsPalLayerSettings::Size:
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mFontSizeSpinBox->setEnabled( true );
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mLabelFont.setPointSizeF( attributeValues[propIt.value()].toDouble() );
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mFontSizeSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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case QgsPalLayerSettings::BufferSize:
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mBufferSizeSpinBox->setEnabled( true );
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mBufferSizeSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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case QgsPalLayerSettings::PositionX:
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mXCoordSpinBox->setEnabled( true );
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mXCoordSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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case QgsPalLayerSettings::PositionY:
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mYCoordSpinBox->setEnabled( true );
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mYCoordSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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case QgsPalLayerSettings::LabelDistance:
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mLabelDistanceSpinBox->setEnabled( true );
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mLabelDistanceSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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case QgsPalLayerSettings::Hali:
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mHaliComboBox->setEnabled( true );
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mHaliComboBox->setCurrentIndex( mHaliComboBox->findText( attributeValues[propIt.value()].toString() ) );
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break;
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case QgsPalLayerSettings::Vali:
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mValiComboBox->setEnabled( true );
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mValiComboBox->setCurrentIndex( mValiComboBox->findText( attributeValues[propIt.value()].toString() ) );
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break;
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case QgsPalLayerSettings::BufferColor:
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mBufferColorButton->setEnabled( true );
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mBufferColorButton->setColor( QColor( attributeValues[propIt.value()].toString() ) );
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break;
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case QgsPalLayerSettings::Color:
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mFontColorButton->setEnabled( true );
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mFontColorButton->setColor( QColor( attributeValues[propIt.value()].toString() ) );
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break;
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case QgsPalLayerSettings::Rotation:
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mRotationSpinBox->setEnabled( true );
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mRotationSpinBox->setValue( attributeValues[propIt.value()].toDouble() );
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break;
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//font related properties
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case QgsPalLayerSettings::Bold:
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mLabelFont.setBold( attributeValues[propIt.value()].toBool() );
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break;
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case QgsPalLayerSettings::Italic:
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mLabelFont.setItalic( attributeValues[propIt.value()].toBool() );
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break;
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case QgsPalLayerSettings::Underline:
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mLabelFont.setUnderline( attributeValues[propIt.value()].toBool() );
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break;
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case QgsPalLayerSettings::Strikeout:
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mLabelFont.setStrikeOut( attributeValues[propIt.value()].toBool() );
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break;
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case QgsPalLayerSettings::Family:
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mLabelFont.setFamily( attributeValues[propIt.value()].toString() );
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break;
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}
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}
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mFontPushButton->setEnabled( labelFontEditingPossible() );
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blockElementSignals( false );
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}
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void QgsLabelPropertyDialog::disableGuiElements()
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{
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mFontSizeSpinBox->setEnabled( false );
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mBufferSizeSpinBox->setEnabled( false );
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mFontPushButton->setEnabled( false );
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mFontColorButton->setEnabled( false );
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mBufferColorButton->setEnabled( false );
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mLabelDistanceSpinBox->setEnabled( false );
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mXCoordSpinBox->setEnabled( false );
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mYCoordSpinBox->setEnabled( false );
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mHaliComboBox->setEnabled( false );
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mValiComboBox->setEnabled( false );
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mRotationSpinBox->setEnabled( false );
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}
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void QgsLabelPropertyDialog::blockElementSignals( bool block )
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{
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mFontSizeSpinBox->blockSignals( block );
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mBufferSizeSpinBox->blockSignals( block );
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mFontPushButton->blockSignals( block );
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mBufferColorButton->blockSignals( block );
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mLabelDistanceSpinBox->blockSignals( block );
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mXCoordSpinBox->blockSignals( block );
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mYCoordSpinBox->blockSignals( block );
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mHaliComboBox->blockSignals( block );
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mValiComboBox->blockSignals( block );
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mRotationSpinBox->blockSignals( block );
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}
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void QgsLabelPropertyDialog::fillHaliComboBox()
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{
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mHaliComboBox->addItem( "Left" );
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mHaliComboBox->addItem( "Center" );
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mHaliComboBox->addItem( "Right" );
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}
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void QgsLabelPropertyDialog::fillValiComboBox()
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{
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mValiComboBox->addItem( "Bottom" );
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mValiComboBox->addItem( "Base" );
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mValiComboBox->addItem( "Half" );
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mValiComboBox->addItem( "Top" );
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}
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void QgsLabelPropertyDialog::on_mLabelDistanceSpinBox_valueChanged( double d )
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{
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}
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void QgsLabelPropertyDialog::on_mXCoordSpinBox_valueChanged( double d )
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{
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insertChangedValue( QgsPalLayerSettings::PositionX, d );
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}
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void QgsLabelPropertyDialog::on_mYCoordSpinBox_valueChanged( double d )
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{
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insertChangedValue( QgsPalLayerSettings::PositionY, d );
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}
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void QgsLabelPropertyDialog::on_mFontSizeSpinBox_valueChanged( double d )
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{
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insertChangedValue( QgsPalLayerSettings::Size, d );
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}
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void QgsLabelPropertyDialog::on_mBufferSizeSpinBox_valueChanged( double d )
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{
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insertChangedValue( QgsPalLayerSettings::PositionX, d );
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}
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void QgsLabelPropertyDialog::on_mRotationSpinBox_valueChanged( double d )
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{
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insertChangedValue( QgsPalLayerSettings::Rotation, d );
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}
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void QgsLabelPropertyDialog::on_mFontPushButton_clicked()
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{
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bool ok;
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mLabelFont = QFontDialog::getFont( &ok, mLabelFont, 0, tr("Label font") );
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if( ok )
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{
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insertChangedValue( QgsPalLayerSettings::Size, mLabelFont.pointSizeF() );
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insertChangedValue( QgsPalLayerSettings::Bold, mLabelFont.bold() );
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insertChangedValue( QgsPalLayerSettings::Italic, mLabelFont.italic() );
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insertChangedValue( QgsPalLayerSettings::Underline, mLabelFont.underline() );
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}
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}
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void QgsLabelPropertyDialog::on_mFontColorButton_clicked()
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{
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QColor c = QColorDialog::getColor ( mFontColorButton->color(), 0, tr("Font color"), QColorDialog::ShowAlphaChannel );
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if( c.isValid() )
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{
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mFontColorButton->setColor( c );
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insertChangedValue( QgsPalLayerSettings::Color, c.name() );
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}
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}
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void QgsLabelPropertyDialog::on_mBufferColorButton_clicked()
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{
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QColor c = QColorDialog::getColor ( mBufferColorButton->color(), 0, tr("Buffer color"), QColorDialog::ShowAlphaChannel );
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if( c.isValid() )
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{
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mFontColorButton->setColor( c );
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insertChangedValue( QgsPalLayerSettings::BufferColor, c.name() );
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}
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}
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void QgsLabelPropertyDialog::on_mHaliComboBox_currentIndexChanged( const QString& text )
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{
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insertChangedValue( QgsPalLayerSettings::Hali, text );
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}
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void QgsLabelPropertyDialog::on_mValiComboBox_currentIndexChanged( const QString& text )
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{
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insertChangedValue( QgsPalLayerSettings::Vali, text );
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}
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void QgsLabelPropertyDialog::on_mLabelTextLineEdit_textChanged ( const QString& text )
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{
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if( mCurrentLabelField != -1 )
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{
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mChangedProperties.insert( mCurrentLabelField, text );
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}
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}
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void QgsLabelPropertyDialog::insertChangedValue( QgsPalLayerSettings::DataDefinedProperties p, QVariant value )
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{
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QMap< QgsPalLayerSettings::DataDefinedProperties, int >::const_iterator ddIt = mDataDefinedProperties.find( p );
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if( ddIt != mDataDefinedProperties.constEnd() )
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{
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mChangedProperties.insert( ddIt.value(), value );
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}
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}
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bool QgsLabelPropertyDialog::labelFontEditingPossible() const
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{
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return( mDataDefinedProperties.contains( QgsPalLayerSettings:: Size ) || mDataDefinedProperties.contains( QgsPalLayerSettings::Bold )
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|| mDataDefinedProperties.contains( QgsPalLayerSettings::Italic ) || mDataDefinedProperties.contains( QgsPalLayerSettings::Underline )
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|| mDataDefinedProperties.contains( QgsPalLayerSettings::Strikeout )
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|| mDataDefinedProperties.contains( QgsPalLayerSettings::Family ) );
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}
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‎src/app/qgslabelpropertydialog.h

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/***************************************************************************
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qgslabelpropertydialog.h
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------------------------
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begin : 2010-11-12
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copyright : (C) 2010 by Marco Hugentobler
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email : marco dot hugentobler at sourcepole dot ch
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSLABELPROPERTYDIALOG_H
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#define QGSLABELPROPERTYDIALOG_H
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#include "ui_qgslabelpropertydialogbase.h"
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#include "qgsfeature.h"
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#include "qgspallabeling.h"
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#include <QDialog>
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class QgsMapRenderer;
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/**A dialog to enter data defined label attributes*/
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class QgsLabelPropertyDialog: public QDialog, private Ui::QgsLabelPropertyDialogBase
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{
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Q_OBJECT
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public:
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QgsLabelPropertyDialog( const QString& layerId, int featureId, QgsMapRenderer* renderer, QWidget * parent = 0, Qt::WindowFlags f = 0 );
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~QgsLabelPropertyDialog();
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/**Returns properties changed by the user*/
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const QgsAttributeMap& changedProperties() const { return mChangedProperties; }
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private slots:
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void on_mLabelDistanceSpinBox_valueChanged( double d );
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void on_mXCoordSpinBox_valueChanged( double d );
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void on_mYCoordSpinBox_valueChanged( double d );
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void on_mFontSizeSpinBox_valueChanged( double d );
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void on_mBufferSizeSpinBox_valueChanged( double d );
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void on_mRotationSpinBox_valueChanged( double d );
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void on_mFontPushButton_clicked();
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void on_mFontColorButton_clicked();
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void on_mBufferColorButton_clicked();
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void on_mHaliComboBox_currentIndexChanged( const QString& text );
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void on_mValiComboBox_currentIndexChanged( const QString& text );
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void on_mLabelTextLineEdit_textChanged ( const QString& text );
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private:
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/**Sets activation / values to the gui elements depending on the label settings and feature values*/
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void init( const QString& layerId, int featureId );
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void disableGuiElements();
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/**Block / unblock all input element signals*/
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void blockElementSignals( bool block );
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void fillHaliComboBox();
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void fillValiComboBox();
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/**Insert changed value into mChangedProperties*/
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void insertChangedValue( QgsPalLayerSettings::DataDefinedProperties p, QVariant value );
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/**Returns true if any font related setting is contained in mDataDefinedProperties*/
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bool labelFontEditingPossible() const;
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QgsMapRenderer* mMapRenderer;
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QgsAttributeMap mChangedProperties;
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QMap< QgsPalLayerSettings::DataDefinedProperties, int > mDataDefinedProperties;
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QFont mLabelFont;
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/**Label field for the current layer (or -1 if none)*/
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int mCurrentLabelField;
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};
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#endif // QGSLAYERPROPERTYDIALOG_H

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