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qgslabelinggui.cpp
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qgslabelinggui.cpp
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/***************************************************************************
qgslabelinggui.cpp
Smart labeling for vector layers
-------------------
begin : June 2009
copyright : (C) Martin Dobias
email : wonder dot sk at gmail dot com
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgslabelinggui.h"
#include <qgsmapcanvas.h>
#include <qgsvectorlayer.h>
#include <qgsvectordataprovider.h>
#include <qgsmaplayerregistry.h>
#include "qgsdatadefinedbutton.h"
#include "qgsexpressionbuilderdialog.h"
#include "qgsexpression.h"
#include "qgsfontutils.h"
#include "qgisapp.h"
#include "qgsproject.h"
#include "qgssvgcache.h"
#include "qgssymbollayerutils.h"
#include "qgscharacterselectdialog.h"
#include "qgssvgselectorwidget.h"
#include "qgsvectorlayerlabeling.h"
#include "qgslogger.h"
#include "qgssubstitutionlistwidget.h"
#include <QCheckBox>
#include <QSettings>
QgsExpressionContext QgsLabelingGui::createExpressionContext() const
{
QgsExpressionContext expContext;
expContext << QgsExpressionContextUtils::globalScope()
<< QgsExpressionContextUtils::projectScope()
<< QgsExpressionContextUtils::atlasScope( nullptr )
<< QgsExpressionContextUtils::mapSettingsScope( QgisApp::instance()->mapCanvas()->mapSettings() );
if ( mLayer )
expContext << QgsExpressionContextUtils::layerScope( mLayer );
expContext << QgsExpressionContextUtils::updateSymbolScope( nullptr, new QgsExpressionContextScope() );
//TODO - show actual value
expContext.setOriginalValueVariable( QVariant() );
expContext.setHighlightedVariables( QStringList() << QgsExpressionContext::EXPR_ORIGINAL_VALUE << QgsExpressionContext::EXPR_SYMBOL_COLOR );
return expContext;
}
QgsLabelingGui::QgsLabelingGui( QgsVectorLayer* layer, QgsMapCanvas* mapCanvas, const QgsPalLayerSettings* layerSettings, QWidget* parent )
: QWidget( parent )
, mLayer( layer )
, mMapCanvas( mapCanvas )
, mSettings( layerSettings )
, mMode( NoLabels )
, mCharDlg( nullptr )
, mQuadrantBtnGrp( nullptr )
, mDirectSymbBtnGrp( nullptr )
, mUpsidedownBtnGrp( nullptr )
, mPlacePointBtnGrp( nullptr )
, mPlaceLineBtnGrp( nullptr )
, mPlacePolygonBtnGrp( nullptr )
, mPreviewSize( 24 )
, mMinPixelLimit( 0 )
, mLoadSvgParams( false )
{
setupUi( this );
mFieldExpressionWidget->registerExpressionContextGenerator( this );
Q_FOREACH ( QgsUnitSelectionWidget* unitWidget, findChildren<QgsUnitSelectionWidget*>() )
{
unitWidget->setMapCanvas( mMapCanvas );
}
mFontSizeUnitWidget->setUnits( QStringList() << tr( "Points" ) << tr( "Map unit" ), 1 );
mBufferUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mShapeSizeUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mShapeOffsetUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mShapeRadiusUnitWidget->setUnits( QStringList() << tr( "Millimeter" ) << tr( "Map unit" ) << tr( "% of length" ), 1 );
mShapeBorderWidthUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mShadowOffsetUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mShadowRadiusUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mPointOffsetUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mLineDistanceUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mRepeatDistanceUnitWidget->setUnits( QgsUnitTypes::RenderUnitList() << QgsUnitTypes::RenderMillimeters << QgsUnitTypes::RenderMapUnits );
mFontLineHeightSpinBox->setClearValue( 1.0 );
mShapeRotationDblSpnBx->setClearValue( 0.0 );
mShapeOffsetXSpnBx->setClearValue( 0.0 );
mShapeOffsetYSpnBx->setClearValue( 0.0 );
mPointOffsetXSpinBox->setClearValue( 0.0 );
mPointOffsetYSpinBox->setClearValue( 0.0 );
mPointAngleSpinBox->setClearValue( 0.0 );
mFontLetterSpacingSpinBox->setClearValue( 0.0 );
mFontWordSpacingSpinBox->setClearValue( 0.0 );
mZIndexSpinBox->setClearValue( 0.0 );
mObstacleTypeComboBox->addItem( tr( "Over the feature's interior" ), QgsPalLayerSettings::PolygonInterior );
mObstacleTypeComboBox->addItem( tr( "Over the feature's boundary" ), QgsPalLayerSettings::PolygonBoundary );
mOffsetTypeComboBox->addItem( tr( "From point" ), QgsPalLayerSettings::FromPoint );
mOffsetTypeComboBox->addItem( tr( "From symbol bounds" ), QgsPalLayerSettings::FromSymbolBounds );
mCharDlg = new QgsCharacterSelectorDialog( this );
mRefFont = lblFontPreview->font();
// connections for groupboxes with separate activation checkboxes (that need to honor data defined setting)
connect( mBufferDrawChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mShapeDrawChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mShadowDrawChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mDirectSymbChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mFormatNumChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mScaleBasedVisibilityChkBx, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
connect( mFontLimitPixelChkBox, SIGNAL( toggled( bool ) ), this, SLOT( updateUi() ) );
// internal connections
connect( mFontTranspSlider, SIGNAL( valueChanged( int ) ), mFontTranspSpinBox, SLOT( setValue( int ) ) );
connect( mFontTranspSpinBox, SIGNAL( valueChanged( int ) ), mFontTranspSlider, SLOT( setValue( int ) ) );
connect( mBufferTranspSlider, SIGNAL( valueChanged( int ) ), mBufferTranspSpinBox, SLOT( setValue( int ) ) );
connect( mBufferTranspSpinBox, SIGNAL( valueChanged( int ) ), mBufferTranspSlider, SLOT( setValue( int ) ) );
connect( mShapeTranspSlider, SIGNAL( valueChanged( int ) ), mShapeTranspSpinBox, SLOT( setValue( int ) ) );
connect( mShapeTranspSpinBox, SIGNAL( valueChanged( int ) ), mShapeTranspSlider, SLOT( setValue( int ) ) );
connect( mShadowOffsetAngleDial, SIGNAL( valueChanged( int ) ), mShadowOffsetAngleSpnBx, SLOT( setValue( int ) ) );
connect( mShadowOffsetAngleSpnBx, SIGNAL( valueChanged( int ) ), mShadowOffsetAngleDial, SLOT( setValue( int ) ) );
connect( mShadowTranspSlider, SIGNAL( valueChanged( int ) ), mShadowTranspSpnBx, SLOT( setValue( int ) ) );
connect( mShadowTranspSpnBx, SIGNAL( valueChanged( int ) ), mShadowTranspSlider, SLOT( setValue( int ) ) );
connect( mLimitLabelChkBox, SIGNAL( toggled( bool ) ), mLimitLabelSpinBox, SLOT( setEnabled( bool ) ) );
connect( mCheckBoxSubstituteText, SIGNAL( toggled( bool ) ), mToolButtonConfigureSubstitutes, SLOT( setEnabled( bool ) ) );
//connections to prevent users removing all line placement positions
connect( chkLineAbove, SIGNAL( toggled( bool ) ), this, SLOT( updateLinePlacementOptions() ) );
connect( chkLineBelow, SIGNAL( toggled( bool ) ), this, SLOT( updateLinePlacementOptions() ) );
connect( chkLineOn, SIGNAL( toggled( bool ) ), this, SLOT( updateLinePlacementOptions() ) );
populateFontCapitalsComboBox();
// color buttons
mPreviewBackgroundBtn->setColorDialogTitle( tr( "Select fill color" ) );
mPreviewBackgroundBtn->setContext( "labelling" );
btnTextColor->setColorDialogTitle( tr( "Select text color" ) );
btnTextColor->setContext( "labelling" );
btnTextColor->setDefaultColor( Qt::black );
btnBufferColor->setColorDialogTitle( tr( "Select buffer color" ) );
btnBufferColor->setContext( "labelling" );
btnBufferColor->setDefaultColor( Qt::white );
mShapeBorderColorBtn->setColorDialogTitle( tr( "Select border color" ) );
mShapeBorderColorBtn->setContext( "labelling" );
mShapeFillColorBtn->setColorDialogTitle( tr( "Select fill color" ) );
mShapeFillColorBtn->setContext( "labelling" );
mShadowColorBtn->setColorDialogTitle( tr( "Select shadow color" ) );
mShadowColorBtn->setContext( "labelling" );
mShadowColorBtn->setDefaultColor( Qt::black );
// set up quadrant offset button group
mQuadrantBtnGrp = new QButtonGroup( this );
mQuadrantBtnGrp->addButton( mPointOffsetAboveLeft, ( int )QgsPalLayerSettings::QuadrantAboveLeft );
mQuadrantBtnGrp->addButton( mPointOffsetAbove, ( int )QgsPalLayerSettings::QuadrantAbove );
mQuadrantBtnGrp->addButton( mPointOffsetAboveRight, ( int )QgsPalLayerSettings::QuadrantAboveRight );
mQuadrantBtnGrp->addButton( mPointOffsetLeft, ( int )QgsPalLayerSettings::QuadrantLeft );
mQuadrantBtnGrp->addButton( mPointOffsetOver, ( int )QgsPalLayerSettings::QuadrantOver );
mQuadrantBtnGrp->addButton( mPointOffsetRight, ( int )QgsPalLayerSettings::QuadrantRight );
mQuadrantBtnGrp->addButton( mPointOffsetBelowLeft, ( int )QgsPalLayerSettings::QuadrantBelowLeft );
mQuadrantBtnGrp->addButton( mPointOffsetBelow, ( int )QgsPalLayerSettings::QuadrantBelow );
mQuadrantBtnGrp->addButton( mPointOffsetBelowRight, ( int )QgsPalLayerSettings::QuadrantBelowRight );
mQuadrantBtnGrp->setExclusive( true );
// setup direction symbol(s) button group
mDirectSymbBtnGrp = new QButtonGroup( this );
mDirectSymbBtnGrp->addButton( mDirectSymbRadioBtnLR, ( int )QgsPalLayerSettings::SymbolLeftRight );
mDirectSymbBtnGrp->addButton( mDirectSymbRadioBtnAbove, ( int )QgsPalLayerSettings::SymbolAbove );
mDirectSymbBtnGrp->addButton( mDirectSymbRadioBtnBelow, ( int )QgsPalLayerSettings::SymbolBelow );
mDirectSymbBtnGrp->setExclusive( true );
// upside-down labels button group
mUpsidedownBtnGrp = new QButtonGroup( this );
mUpsidedownBtnGrp->addButton( mUpsidedownRadioOff, ( int )QgsPalLayerSettings::Upright );
mUpsidedownBtnGrp->addButton( mUpsidedownRadioDefined, ( int )QgsPalLayerSettings::ShowDefined );
mUpsidedownBtnGrp->addButton( mUpsidedownRadioAll, ( int )QgsPalLayerSettings::ShowAll );
mUpsidedownBtnGrp->setExclusive( true );
//mShapeCollisionsChkBx->setVisible( false ); // until implemented
// post updatePlacementWidgets() connections
connect( chkLineAbove, SIGNAL( toggled( bool ) ), this, SLOT( updatePlacementWidgets() ) );
connect( chkLineBelow, SIGNAL( toggled( bool ) ), this, SLOT( updatePlacementWidgets() ) );
// setup point placement button group
mPlacePointBtnGrp = new QButtonGroup( this );
mPlacePointBtnGrp->addButton( radPredefinedOrder, ( int )QgsPalLayerSettings::OrderedPositionsAroundPoint );
mPlacePointBtnGrp->addButton( radAroundPoint, ( int )QgsPalLayerSettings::AroundPoint );
mPlacePointBtnGrp->addButton( radOverPoint, ( int )QgsPalLayerSettings::OverPoint );
mPlacePointBtnGrp->setExclusive( true );
connect( mPlacePointBtnGrp, SIGNAL( buttonClicked( int ) ), this, SLOT( updatePlacementWidgets() ) );
// setup line placement button group (assigned enum id currently unused)
mPlaceLineBtnGrp = new QButtonGroup( this );
mPlaceLineBtnGrp->addButton( radLineParallel, ( int )QgsPalLayerSettings::Line );
mPlaceLineBtnGrp->addButton( radLineCurved, ( int )QgsPalLayerSettings::Curved );
mPlaceLineBtnGrp->addButton( radLineHorizontal, ( int )QgsPalLayerSettings::Horizontal );
mPlaceLineBtnGrp->setExclusive( true );
connect( mPlaceLineBtnGrp, SIGNAL( buttonClicked( int ) ), this, SLOT( updatePlacementWidgets() ) );
// setup polygon placement button group (assigned enum id currently unused)
mPlacePolygonBtnGrp = new QButtonGroup( this );
mPlacePolygonBtnGrp->addButton( radOverCentroid, ( int )QgsPalLayerSettings::OverPoint );
mPlacePolygonBtnGrp->addButton( radAroundCentroid, ( int )QgsPalLayerSettings::AroundPoint );
mPlacePolygonBtnGrp->addButton( radPolygonHorizontal, ( int )QgsPalLayerSettings::Horizontal );
mPlacePolygonBtnGrp->addButton( radPolygonFree, ( int )QgsPalLayerSettings::Free );
mPlacePolygonBtnGrp->addButton( radPolygonPerimeter, ( int )QgsPalLayerSettings::Line );
mPlacePolygonBtnGrp->addButton( radPolygonPerimeterCurved, ( int )QgsPalLayerSettings::PerimeterCurved );
mPlacePolygonBtnGrp->setExclusive( true );
connect( mPlacePolygonBtnGrp, SIGNAL( buttonClicked( int ) ), this, SLOT( updatePlacementWidgets() ) );
// TODO: is this necessary? maybe just use the data defined-only rotation?
mPointAngleDDBtn->setVisible( false );
// Global settings group for groupboxes' saved/retored collapsed state
// maintains state across different dialogs
Q_FOREACH ( QgsCollapsibleGroupBox *grpbox, findChildren<QgsCollapsibleGroupBox*>() )
{
grpbox->setSettingGroup( QString( "mAdvLabelingDlg" ) );
}
connect( groupBox_mPreview,
SIGNAL( collapsedStateChanged( bool ) ),
this,
SLOT( collapseSample( bool ) ) );
// get rid of annoying outer focus rect on Mac
mLabelingOptionsListWidget->setAttribute( Qt::WA_MacShowFocusRect, false );
QSettings settings;
// reset horiz strech of left side of options splitter (set to 1 for previewing in Qt Designer)
QSizePolicy policy( mLabelingOptionsListFrame->sizePolicy() );
policy.setHorizontalStretch( 0 );
mLabelingOptionsListFrame->setSizePolicy( policy );
if ( !settings.contains( QString( "/Windows/Labeling/OptionsSplitState" ) ) )
{
// set left list widget width on intial showing
QList<int> splitsizes;
splitsizes << 115;
mLabelingOptionsSplitter->setSizes( splitsizes );
}
// set up reverse connection from stack to list
connect( mLabelStackedWidget, SIGNAL( currentChanged( int ) ), this, SLOT( optionsStackedWidget_CurrentChanged( int ) ) );
// restore dialog, splitters and current tab
mFontPreviewSplitter->restoreState( settings.value( QString( "/Windows/Labeling/FontPreviewSplitState" ) ).toByteArray() );
mLabelingOptionsSplitter->restoreState( settings.value( QString( "/Windows/Labeling/OptionsSplitState" ) ).toByteArray() );
mLabelingOptionsListWidget->setCurrentRow( settings.value( QString( "/Windows/Labeling/Tab" ), 0 ).toInt() );
setDockMode( false );
QList<QWidget*> widgets;
widgets << btnBufferColor
<< btnTextColor
<< chkLabelPerFeaturePart
<< chkLineAbove
<< chkLineBelow
<< chkLineOn
<< chkLineOrientationDependent
<< chkMergeLines
<< chkPreserveRotation
<< comboBlendMode
<< comboBufferBlendMode
<< mAlwaysShowDDBtn
<< mBufferBlendModeDDBtn
<< mBufferColorDDBtn
<< mBufferDrawChkBx
<< mBufferDrawDDBtn
<< mBufferJoinStyleComboBox
<< mBufferJoinStyleDDBtn
<< mBufferSizeDDBtn
<< mBufferTranspDDBtn
<< mBufferTranspFillChbx
<< mBufferTranspSpinBox
<< mBufferUnitsDDBtn
<< mCentroidDDBtn
<< mCentroidInsideCheckBox
<< mChkNoObstacle
<< mCoordAlignmentHDDBtn
<< mCoordAlignmentVDDBtn
<< mCoordRotationDDBtn
<< mCoordXDDBtn
<< mCoordYDDBtn
<< mDirectSymbChkBx
<< mDirectSymbDDBtn
<< mDirectSymbLeftDDBtn
<< mDirectSymbLeftLineEdit
<< mDirectSymbPlacementDDBtn
<< mDirectSymbRevChkBx
<< mDirectSymbRevDDBtn
<< mDirectSymbRightDDBtn
<< mDirectSymbRightLineEdit
<< mFitInsidePolygonCheckBox
<< mFontBlendModeDDBtn
<< mFontBoldDDBtn
<< mFontCapitalsComboBox
<< mFontCaseDDBtn
<< mFontColorDDBtn
<< mFontDDBtn
<< mFontItalicDDBtn
<< mFontLetterSpacingDDBtn
<< mFontLetterSpacingSpinBox
<< mFontLimitPixelChkBox
<< mFontLimitPixelDDBtn
<< mFontLineHeightDDBtn
<< mFontLineHeightSpinBox
<< mFontMaxPixelDDBtn
<< mFontMaxPixelSpinBox
<< mFontMinPixelDDBtn
<< mFontMinPixelSpinBox
<< mFontMultiLineAlignComboBox
<< mFontMultiLineAlignDDBtn
<< mFontSizeDDBtn
<< mFontSizeSpinBox
<< mFontStrikeoutDDBtn
<< mFontStyleComboBox
<< mFontStyleDDBtn
<< mFontTranspDDBtn
<< mFontTranspSpinBox
<< mFontUnderlineDDBtn
<< mFontUnitsDDBtn
<< mFontWordSpacingDDBtn
<< mFontWordSpacingSpinBox
<< mFormatNumChkBx
<< mFormatNumDDBtn
<< mFormatNumDecimalsDDBtn
<< mFormatNumDecimalsSpnBx
<< mFormatNumPlusSignChkBx
<< mFormatNumPlusSignDDBtn
<< mIsObstacleDDBtn
<< mLimitLabelChkBox
<< mLimitLabelSpinBox
<< mLineDistanceDDBtn
<< mLineDistanceSpnBx
<< mLineDistanceUnitDDBtn
<< mMaxCharAngleDDBtn
<< mMaxCharAngleInDSpinBox
<< mMaxCharAngleOutDSpinBox
<< mMinSizeSpinBox
<< mObstacleFactorDDBtn
<< mObstacleFactorSlider
<< mObstacleTypeComboBox
<< mOffsetTypeComboBox
<< mPalShowAllLabelsForLayerChkBx
<< mPointAngleDDBtn
<< mPointAngleSpinBox
<< mPointOffsetDDBtn
<< mPointOffsetUnitsDDBtn
<< mPointOffsetXSpinBox
<< mPointOffsetYSpinBox
<< mPointPositionOrderDDBtn
<< mPointQuadOffsetDDBtn
<< mPreviewBackgroundBtn
<< mPreviewTextEdit
<< mPriorityDDBtn
<< mPrioritySlider
<< mRepeatDistanceDDBtn
<< mRepeatDistanceSpinBox
<< mRepeatDistanceUnitDDBtn
<< mScaleBasedVisibilityChkBx
<< mScaleBasedVisibilityDDBtn
<< mScaleBasedVisibilityMaxDDBtn
<< mScaleBasedVisibilityMaxSpnBx
<< mScaleBasedVisibilityMinDDBtn
<< mScaleBasedVisibilityMinSpnBx
<< mShadowBlendCmbBx
<< mShadowBlendDDBtn
<< mShadowColorBtn
<< mShadowColorDDBtn
<< mShadowDrawChkBx
<< mShadowDrawDDBtn
<< mShadowOffsetAngleDDBtn
<< mShadowOffsetAngleSpnBx
<< mShadowOffsetDDBtn
<< mShadowOffsetGlobalChkBx
<< mShadowOffsetSpnBx
<< mShadowOffsetUnitsDDBtn
<< mShadowRadiusAlphaChkBx
<< mShadowRadiusDDBtn
<< mShadowRadiusDblSpnBx
<< mShadowRadiusUnitsDDBtn
<< mShadowScaleDDBtn
<< mShadowScaleSpnBx
<< mShadowTranspDDBtn
<< mShadowTranspSpnBx
<< mShadowUnderCmbBx
<< mShadowUnderDDBtn
<< mShapeBlendCmbBx
<< mShapeBlendModeDDBtn
<< mShapeBorderColorBtn
<< mShapeBorderColorDDBtn
<< mShapeBorderUnitsDDBtn
<< mShapeBorderWidthDDBtn
<< mShapeBorderWidthSpnBx
<< mShapeDrawChkBx
<< mShapeDrawDDBtn
<< mShapeFillColorBtn
<< mShapeFillColorDDBtn
<< mShapeOffsetDDBtn
<< mShapeOffsetUnitsDDBtn
<< mShapeOffsetXSpnBx
<< mShapeOffsetYSpnBx
<< mShapePenStyleCmbBx
<< mShapePenStyleDDBtn
<< mShapeRadiusDDBtn
<< mShapeRadiusUnitsDDBtn
<< mShapeRadiusXDbSpnBx
<< mShapeRadiusYDbSpnBx
<< mShapeRotationCmbBx
<< mShapeRotationDDBtn
<< mShapeRotationDblSpnBx
<< mShapeRotationTypeDDBtn
<< mShapeSVGPathDDBtn
<< mShapeSVGPathLineEdit
<< mShapeSizeCmbBx
<< mShapeSizeTypeDDBtn
<< mShapeSizeUnitsDDBtn
<< mShapeSizeXDDBtn
<< mShapeSizeXSpnBx
<< mShapeSizeYDDBtn
<< mShapeSizeYSpnBx
<< mShapeTranspDDBtn
<< mShapeTranspSpinBox
<< mShapeTypeCmbBx
<< mShapeTypeDDBtn
<< mShowLabelDDBtn
<< mWrapCharDDBtn
<< mZIndexDDBtn
<< mZIndexSpinBox
<< spinBufferSize
<< wrapCharacterEdit
<< mCentroidRadioVisible
<< mCentroidRadioWhole
<< mDirectSymbRadioBtnAbove
<< mDirectSymbRadioBtnBelow
<< mDirectSymbRadioBtnLR
<< mUpsidedownRadioAll
<< mUpsidedownRadioDefined
<< mUpsidedownRadioOff
<< radAroundCentroid
<< radAroundPoint
<< radLineCurved
<< radLineHorizontal
<< radLineParallel
<< radOverCentroid
<< radOverPoint
<< radPolygonFree
<< radPolygonHorizontal
<< radPolygonPerimeter
<< radPolygonPerimeterCurved
<< radPredefinedOrder
<< mFieldExpressionWidget
<< mCheckBoxSubstituteText;
connectValueChanged( widgets, SLOT( updatePreview() ) );
connect( mQuadrantBtnGrp, SIGNAL( buttonClicked( int ) ), this, SLOT( updatePreview() ) );
// set correct initial tab to match displayed setting page
whileBlocking( mOptionsTab )->setCurrentIndex( mLabelStackedWidget->currentIndex() );
}
void QgsLabelingGui::setDockMode( bool enabled )
{
mOptionsTab->setVisible( enabled );
mOptionsTab->setTabToolTip( 0, tr( "Text" ) );
mOptionsTab->setTabToolTip( 1, tr( "Formatting" ) );
mOptionsTab->setTabToolTip( 2, tr( "Buffer" ) );
mOptionsTab->setTabToolTip( 3, tr( "Background" ) );
mOptionsTab->setTabToolTip( 4, tr( "Shadow" ) );
mOptionsTab->setTabToolTip( 5, tr( "Placement" ) );
mOptionsTab->setTabToolTip( 6, tr( "Rendering" ) );
mLabelingOptionsListFrame->setVisible( !enabled );
groupBox_mPreview->setVisible( !enabled );
mDockMode = enabled;
}
void QgsLabelingGui::connectValueChanged( QList<QWidget *> widgets, const char *slot )
{
Q_FOREACH ( QWidget* widget, widgets )
{
if ( QgsDataDefinedButton* w = qobject_cast<QgsDataDefinedButton*>( widget ) )
{
connect( w, SIGNAL( dataDefinedActivated( bool ) ), this, slot );
connect( w, SIGNAL( dataDefinedChanged( QString ) ), this, slot );
}
else if ( QgsFieldExpressionWidget* w = qobject_cast<QgsFieldExpressionWidget*>( widget ) )
{
connect( w, SIGNAL( fieldChanged( QString ) ), this, slot );
}
else if ( QComboBox* w = qobject_cast<QComboBox*>( widget ) )
{
connect( w, SIGNAL( currentIndexChanged( int ) ), this, slot );
}
else if ( QSpinBox* w = qobject_cast<QSpinBox*>( widget ) )
{
connect( w, SIGNAL( valueChanged( int ) ), this, slot );
}
else if ( QDoubleSpinBox* w = qobject_cast<QDoubleSpinBox*>( widget ) )
{
connect( w , SIGNAL( valueChanged( double ) ), this, slot );
}
else if ( QgsColorButton* w = qobject_cast<QgsColorButton*>( widget ) )
{
connect( w, SIGNAL( colorChanged( QColor ) ), this, slot );
}
else if ( QCheckBox* w = qobject_cast<QCheckBox*>( widget ) )
{
connect( w, SIGNAL( toggled( bool ) ), this, slot );
}
else if ( QRadioButton* w = qobject_cast<QRadioButton*>( widget ) )
{
connect( w, SIGNAL( toggled( bool ) ), this, slot );
}
else if ( QLineEdit* w = qobject_cast<QLineEdit*>( widget ) )
{
connect( w, SIGNAL( textEdited( QString ) ), this, slot );
}
else if ( QSlider* w = qobject_cast<QSlider*>( widget ) )
{
connect( w, SIGNAL( valueChanged( int ) ), this, slot );
}
else
{
QgsLogger::warning( QString( "Could not create connection for widget %1" ).arg( widget->objectName() ) );
}
}
}
void QgsLabelingGui::setLayer( QgsMapLayer* mapLayer )
{
if ( !mapLayer || mapLayer->type() != QgsMapLayer::VectorLayer )
{
setEnabled( false );
return;
}
else
{
setEnabled( true );
}
QgsVectorLayer *layer = qobject_cast<QgsVectorLayer*>( mapLayer );
mLayer = layer ;
init();
}
void QgsLabelingGui::init()
{
// show/hide options based upon geometry type
chkMergeLines->setVisible( mLayer->geometryType() == QgsWkbTypes::LineGeometry );
mDirectSymbolsFrame->setVisible( mLayer->geometryType() == QgsWkbTypes::LineGeometry );
mMinSizeFrame->setVisible( mLayer->geometryType() != QgsWkbTypes::PointGeometry );
mPolygonObstacleTypeFrame->setVisible( mLayer->geometryType() == QgsWkbTypes::PolygonGeometry );
mPolygonFeatureOptionsFrame->setVisible( mLayer->geometryType() == QgsWkbTypes::PolygonGeometry );
// field combo and expression button
mFieldExpressionWidget->setLayer( mLayer );
QgsDistanceArea myDa;
myDa.setSourceCrs( mLayer->crs().srsid() );
myDa.setEllipsoidalMode( QgisApp::instance()->mapCanvas()->mapSettings().hasCrsTransformEnabled() );
myDa.setEllipsoid( QgsProject::instance()->readEntry( "Measure", "/Ellipsoid", GEO_NONE ) );
mFieldExpressionWidget->setGeomCalculator( myDa );
// set placement methods page based on geometry type
switch ( mLayer->geometryType() )
{
case QgsWkbTypes::PointGeometry:
stackedPlacement->setCurrentWidget( pagePoint );
break;
case QgsWkbTypes::LineGeometry:
stackedPlacement->setCurrentWidget( pageLine );
break;
case QgsWkbTypes::PolygonGeometry:
stackedPlacement->setCurrentWidget( pagePolygon );
break;
case QgsWkbTypes::NullGeometry:
break;
case QgsWkbTypes::UnknownGeometry:
qFatal( "unknown geometry type unexpected" );
}
if ( mLayer->geometryType() == QgsWkbTypes::PointGeometry )
{
// follow placement alignment is only valid for point layers
if ( mFontMultiLineAlignComboBox->findText( tr( "Follow label placement" ) ) == -1 )
mFontMultiLineAlignComboBox->addItem( tr( "Follow label placement" ) );
}
else
{
int idx = mFontMultiLineAlignComboBox->findText( tr( "Follow label placement" ) );
if ( idx >= 0 )
mFontMultiLineAlignComboBox->removeItem( idx );
}
// load labeling settings from layer
QgsPalLayerSettings lyr;
if ( mSettings )
lyr = *mSettings;
else
lyr.readFromLayer( mLayer );
blockInitSignals( true );
mFieldExpressionWidget->setEnabled( mMode == Labels );
mLabelingFrame->setEnabled( mMode == Labels );
// set the current field or add the current expression to the bottom of the list
mFieldExpressionWidget->setRow( -1 );
mFieldExpressionWidget->setField( lyr.fieldName );
mCheckBoxSubstituteText->setChecked( lyr.useSubstitutions );
mSubstitutions = lyr.substitutions;
// populate placement options
mCentroidRadioWhole->setChecked( lyr.centroidWhole );
mCentroidInsideCheckBox->setChecked( lyr.centroidInside );
mFitInsidePolygonCheckBox->setChecked( lyr.fitInPolygonOnly );
mLineDistanceSpnBx->setValue( lyr.dist );
mLineDistanceUnitWidget->setUnit( lyr.distInMapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mLineDistanceUnitWidget->setMapUnitScale( lyr.distMapUnitScale );
mOffsetTypeComboBox->setCurrentIndex( mOffsetTypeComboBox->findData( lyr.offsetType ) );
mQuadrantBtnGrp->button(( int )lyr.quadOffset )->setChecked( true );
mPointOffsetXSpinBox->setValue( lyr.xOffset );
mPointOffsetYSpinBox->setValue( lyr.yOffset );
mPointOffsetUnitWidget->setUnit( lyr.labelOffsetInMapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mPointOffsetUnitWidget->setMapUnitScale( lyr.labelOffsetMapUnitScale );
mPointAngleSpinBox->setValue( lyr.angleOffset );
chkLineAbove->setChecked( lyr.placementFlags & QgsPalLayerSettings::AboveLine );
chkLineBelow->setChecked( lyr.placementFlags & QgsPalLayerSettings::BelowLine );
chkLineOn->setChecked( lyr.placementFlags & QgsPalLayerSettings::OnLine );
if ( !( lyr.placementFlags & QgsPalLayerSettings::MapOrientation ) )
chkLineOrientationDependent->setChecked( true );
switch ( lyr.placement )
{
case QgsPalLayerSettings::AroundPoint:
radAroundPoint->setChecked( true );
radAroundCentroid->setChecked( true );
//spinAngle->setValue( lyr.angle ); // TODO: uncomment when supported
break;
case QgsPalLayerSettings::OverPoint:
radOverPoint->setChecked( true );
radOverCentroid->setChecked( true );
break;
case QgsPalLayerSettings::OrderedPositionsAroundPoint:
radPredefinedOrder->setChecked( true );
break;
case QgsPalLayerSettings::Line:
radLineParallel->setChecked( true );
radPolygonPerimeter->setChecked( true );
break;
case QgsPalLayerSettings::Curved:
radLineCurved->setChecked( true );
break;
case QgsPalLayerSettings::Horizontal:
radPolygonHorizontal->setChecked( true );
radLineHorizontal->setChecked( true );
break;
case QgsPalLayerSettings::Free:
radPolygonFree->setChecked( true );
break;
case QgsPalLayerSettings::PerimeterCurved:
radPolygonPerimeterCurved->setChecked( true );
break;
}
// Label repeat distance
mRepeatDistanceSpinBox->setValue( lyr.repeatDistance );
mRepeatDistanceUnitWidget->setUnit( lyr.repeatDistanceUnit == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mRepeatDistanceUnitWidget->setMapUnitScale( lyr.repeatDistanceMapUnitScale );
mPrioritySlider->setValue( lyr.priority );
mChkNoObstacle->setChecked( lyr.obstacle );
mObstacleFactorSlider->setValue( lyr.obstacleFactor * 50 );
mObstacleTypeComboBox->setCurrentIndex( mObstacleTypeComboBox->findData( lyr.obstacleType ) );
mPolygonObstacleTypeFrame->setEnabled( lyr.obstacle );
mObstaclePriorityFrame->setEnabled( lyr.obstacle );
chkLabelPerFeaturePart->setChecked( lyr.labelPerPart );
mPalShowAllLabelsForLayerChkBx->setChecked( lyr.displayAll );
chkMergeLines->setChecked( lyr.mergeLines );
mMinSizeSpinBox->setValue( lyr.minFeatureSize );
mLimitLabelChkBox->setChecked( lyr.limitNumLabels );
mLimitLabelSpinBox->setValue( lyr.maxNumLabels );
// direction symbol(s)
mDirectSymbChkBx->setChecked( lyr.addDirectionSymbol );
mDirectSymbLeftLineEdit->setText( lyr.leftDirectionSymbol );
mDirectSymbRightLineEdit->setText( lyr.rightDirectionSymbol );
mDirectSymbRevChkBx->setChecked( lyr.reverseDirectionSymbol );
mDirectSymbBtnGrp->button(( int )lyr.placeDirectionSymbol )->setChecked( true );
mUpsidedownBtnGrp->button(( int )lyr.upsidedownLabels )->setChecked( true );
// curved label max character angles
mMaxCharAngleInDSpinBox->setValue( lyr.maxCurvedCharAngleIn );
// lyr.maxCurvedCharAngleOut must be negative, but it is shown as positive spinbox in GUI
mMaxCharAngleOutDSpinBox->setValue( qAbs( lyr.maxCurvedCharAngleOut ) );
wrapCharacterEdit->setText( lyr.wrapChar );
mFontLineHeightSpinBox->setValue( lyr.multilineHeight );
mFontMultiLineAlignComboBox->setCurrentIndex(( unsigned int ) lyr.multilineAlign );
chkPreserveRotation->setChecked( lyr.preserveRotation );
mPreviewBackgroundBtn->setColor( lyr.previewBkgrdColor );
mPreviewBackgroundBtn->setDefaultColor( lyr.previewBkgrdColor );
setPreviewBackground( lyr.previewBkgrdColor );
mScaleBasedVisibilityChkBx->setChecked( lyr.scaleVisibility );
mScaleBasedVisibilityMinSpnBx->setValue( lyr.scaleMin );
mScaleBasedVisibilityMaxSpnBx->setValue( lyr.scaleMax );
// buffer
mBufferDrawChkBx->setChecked( lyr.bufferDraw );
spinBufferSize->setValue( lyr.bufferSize );
mBufferUnitWidget->setUnit( lyr.bufferSizeInMapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mBufferUnitWidget->setMapUnitScale( lyr.bufferSizeMapUnitScale );
btnBufferColor->setColor( lyr.bufferColor );
mBufferTranspSpinBox->setValue( lyr.bufferTransp );
mBufferJoinStyleComboBox->setPenJoinStyle( lyr.bufferJoinStyle );
mBufferTranspFillChbx->setChecked( !lyr.bufferNoFill );
comboBufferBlendMode->setBlendMode( lyr.bufferBlendMode );
mFormatNumChkBx->setChecked( lyr.formatNumbers );
mFormatNumDecimalsSpnBx->setValue( lyr.decimals );
mFormatNumPlusSignChkBx->setChecked( lyr.plusSign );
// set pixel size limiting checked state before unit choice so limiting can be
// turned on as a default for map units, if minimum trigger value of 0 is used
mFontLimitPixelChkBox->setChecked( lyr.fontLimitPixelSize );
mMinPixelLimit = lyr.fontMinPixelSize; // ignored after first settings save
mFontMinPixelSpinBox->setValue( lyr.fontMinPixelSize == 0 ? 3 : lyr.fontMinPixelSize );
mFontMaxPixelSpinBox->setValue( lyr.fontMaxPixelSize );
mFontSizeUnitWidget->setUnit( lyr.fontSizeInMapUnits ? 1 : 0 );
mFontSizeUnitWidget->setMapUnitScale( lyr.fontSizeMapUnitScale );
mZIndexSpinBox->setValue( lyr.zIndex );
mRefFont = lyr.textFont;
mFontSizeSpinBox->setValue( lyr.textFont.pointSizeF() );
btnTextColor->setColor( lyr.textColor );
mFontTranspSpinBox->setValue( lyr.textTransp );
comboBlendMode->setBlendMode( lyr.blendMode );
mFontWordSpacingSpinBox->setValue( lyr.textFont.wordSpacing() );
mFontLetterSpacingSpinBox->setValue( lyr.textFont.letterSpacing() );
QgsFontUtils::updateFontViaStyle( mRefFont, lyr.textNamedStyle );
updateFont( mRefFont );
// show 'font not found' if substitution has occurred (should come after updateFont())
mFontMissingLabel->setVisible( !lyr.mTextFontFound );
if ( !lyr.mTextFontFound )
{
QString missingTxt = tr( "%1 not found. Default substituted." );
QString txtPrepend = tr( "Chosen font" );
if ( !lyr.mTextFontFamily.isEmpty() )
{
txtPrepend = QString( "'%1'" ).arg( lyr.mTextFontFamily );
}
mFontMissingLabel->setText( missingTxt.arg( txtPrepend ) );
// ensure user is sent to 'Text style' section to see notice
mLabelingOptionsListWidget->setCurrentRow( 0 );
}
// shape background
mShapeDrawChkBx->setChecked( lyr.shapeDraw );
mShapeTypeCmbBx->blockSignals( true );
mShapeTypeCmbBx->setCurrentIndex( lyr.shapeType );
mShapeTypeCmbBx->blockSignals( false );
mShapeSVGPathLineEdit->setText( lyr.shapeSVGFile );
mShapeSizeCmbBx->setCurrentIndex( lyr.shapeSizeType );
mShapeSizeXSpnBx->setValue( lyr.shapeSize.x() );
mShapeSizeYSpnBx->setValue( lyr.shapeSize.y() );
mShapeSizeUnitWidget->setUnit( lyr.shapeSizeUnits == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mShapeSizeUnitWidget->setMapUnitScale( lyr.shapeSizeMapUnitScale );
mShapeRotationCmbBx->setCurrentIndex( lyr.shapeRotationType );
mShapeRotationDblSpnBx->setEnabled( lyr.shapeRotationType != QgsPalLayerSettings::RotationSync );
mShapeRotationDDBtn->setEnabled( lyr.shapeRotationType != QgsPalLayerSettings::RotationSync );
mShapeRotationDblSpnBx->setValue( lyr.shapeRotation );
mShapeOffsetXSpnBx->setValue( lyr.shapeOffset.x() );
mShapeOffsetYSpnBx->setValue( lyr.shapeOffset.y() );
mShapeOffsetUnitWidget->setUnit( lyr.shapeOffsetUnits == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mShapeOffsetUnitWidget->setMapUnitScale( lyr.shapeOffsetMapUnitScale );
mShapeRadiusXDbSpnBx->setValue( lyr.shapeRadii.x() );
mShapeRadiusYDbSpnBx->setValue( lyr.shapeRadii.y() );
mShapeRadiusUnitWidget->setUnit( lyr.shapeRadiiUnits - 1 );
mShapeRadiusUnitWidget->setMapUnitScale( lyr.shapeRadiiMapUnitScale );
mShapeFillColorBtn->setColor( lyr.shapeFillColor );
mShapeBorderColorBtn->setColor( lyr.shapeBorderColor );
mShapeBorderWidthSpnBx->setValue( lyr.shapeBorderWidth );
mShapeBorderWidthUnitWidget->setUnit( lyr.shapeBorderWidthUnits == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mShapeBorderWidthUnitWidget->setMapUnitScale( lyr.shapeBorderWidthMapUnitScale );
mShapePenStyleCmbBx->setPenJoinStyle( lyr.shapeJoinStyle );
mShapeTranspSpinBox->setValue( lyr.shapeTransparency );
mShapeBlendCmbBx->setBlendMode( lyr.shapeBlendMode );
mLoadSvgParams = false;
on_mShapeTypeCmbBx_currentIndexChanged( lyr.shapeType ); // force update of shape background gui
// drop shadow
mShadowDrawChkBx->setChecked( lyr.shadowDraw );
mShadowUnderCmbBx->setCurrentIndex( lyr.shadowUnder );
mShadowOffsetAngleSpnBx->setValue( lyr.shadowOffsetAngle );
mShadowOffsetSpnBx->setValue( lyr.shadowOffsetDist );
mShadowOffsetUnitWidget->setUnit( lyr.shadowOffsetUnits == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mShadowOffsetUnitWidget->setMapUnitScale( lyr.shadowOffsetMapUnitScale );
mShadowOffsetGlobalChkBx->setChecked( lyr.shadowOffsetGlobal );
mShadowRadiusDblSpnBx->setValue( lyr.shadowRadius );
mShadowRadiusUnitWidget->setUnit( lyr.shadowRadiusUnits == QgsPalLayerSettings::MapUnits ? QgsUnitTypes::RenderMapUnits : QgsUnitTypes::RenderMillimeters );
mShadowRadiusUnitWidget->setMapUnitScale( lyr.shadowRadiusMapUnitScale );
mShadowRadiusAlphaChkBx->setChecked( lyr.shadowRadiusAlphaOnly );
mShadowTranspSpnBx->setValue( lyr.shadowTransparency );
mShadowScaleSpnBx->setValue( lyr.shadowScale );
mShadowColorBtn->setColor( lyr.shadowColor );
mShadowBlendCmbBx->setBlendMode( lyr.shadowBlendMode );
updatePlacementWidgets();
updateLinePlacementOptions();
// needs to come before data defined setup, so connections work
blockInitSignals( false );
// set up data defined toolbuttons
// do this after other widgets are configured, so they can be enabled/disabled
populateDataDefinedButtons( lyr );
enableDataDefinedAlignment( mCoordXDDBtn->isActive() && mCoordYDDBtn->isActive() );
updateUi(); // should come after data defined button setup
}
QgsLabelingGui::~QgsLabelingGui()
{
QSettings settings;
settings.setValue( QString( "/Windows/Labeling/FontPreviewSplitState" ), mFontPreviewSplitter->saveState() );
settings.setValue( QString( "/Windows/Labeling/OptionsSplitState" ), mLabelingOptionsSplitter->saveState() );
settings.setValue( QString( "/Windows/Labeling/Tab" ), mLabelingOptionsListWidget->currentRow() );
}
void QgsLabelingGui::blockInitSignals( bool block )
{
chkLineAbove->blockSignals( block );
chkLineBelow->blockSignals( block );
mPlacePointBtnGrp->blockSignals( block );
mPlaceLineBtnGrp->blockSignals( block );
mPlacePolygonBtnGrp->blockSignals( block );
}
void QgsLabelingGui::optionsStackedWidget_CurrentChanged( int indx )
{
mLabelingOptionsListWidget->blockSignals( true );
mLabelingOptionsListWidget->setCurrentRow( indx );
mLabelingOptionsListWidget->blockSignals( false );
}
void QgsLabelingGui::collapseSample( bool collapse )
{
if ( collapse )
{
QList<int> splitSizes = mFontPreviewSplitter->sizes();
if ( splitSizes[0] > groupBox_mPreview->height() )
{
int delta = splitSizes[0] - groupBox_mPreview->height();
splitSizes[0] -= delta;
splitSizes[1] += delta;
mFontPreviewSplitter->setSizes( splitSizes );
}
}
}
void QgsLabelingGui::apply()
{
writeSettingsToLayer();
mFontMissingLabel->setVisible( false );
QgisApp::instance()->markDirty();
// trigger refresh
mLayer->triggerRepaint();
}
void QgsLabelingGui::writeSettingsToLayer()
{
mLayer->setLabeling( new QgsVectorLayerSimpleLabeling );
// all configuration is still in layer's custom properties
QgsPalLayerSettings settings = layerSettings();
settings.writeToLayer( mLayer );
}
void QgsLabelingGui::setLabelMode( LabelMode mode )
{
mMode = mode;
mFieldExpressionWidget->setEnabled( mMode == Labels );
mLabelingFrame->setEnabled( mMode == Labels );
}
QgsPalLayerSettings QgsLabelingGui::layerSettings()
{
QgsPalLayerSettings lyr;
lyr.enabled = ( mMode == Labels || mMode == ObstaclesOnly );
lyr.drawLabels = ( mMode == Labels );
bool isExpression;
lyr.fieldName = mFieldExpressionWidget->currentField( &isExpression );
lyr.isExpression = isExpression;
lyr.dist = 0;
lyr.placementFlags = 0;
QWidget* curPlacementWdgt = stackedPlacement->currentWidget();
lyr.centroidWhole = mCentroidRadioWhole->isChecked();
lyr.centroidInside = mCentroidInsideCheckBox->isChecked();
lyr.fitInPolygonOnly = mFitInsidePolygonCheckBox->isChecked();
lyr.dist = mLineDistanceSpnBx->value();
lyr.distInMapUnits = ( mLineDistanceUnitWidget->unit() == QgsUnitTypes::RenderMapUnits );
lyr.distMapUnitScale = mLineDistanceUnitWidget->getMapUnitScale();
lyr.offsetType = static_cast< QgsPalLayerSettings::OffsetType >( mOffsetTypeComboBox->itemData( mOffsetTypeComboBox->currentIndex() ).toInt() );
lyr.quadOffset = ( QgsPalLayerSettings::QuadrantPosition )mQuadrantBtnGrp->checkedId();
lyr.xOffset = mPointOffsetXSpinBox->value();
lyr.yOffset = mPointOffsetYSpinBox->value();
lyr.labelOffsetInMapUnits = ( mPointOffsetUnitWidget->unit() == QgsUnitTypes::RenderMapUnits );
lyr.labelOffsetMapUnitScale = mPointOffsetUnitWidget->getMapUnitScale();
lyr.angleOffset = mPointAngleSpinBox->value();
if ( chkLineAbove->isChecked() )
lyr.placementFlags |= QgsPalLayerSettings::AboveLine;
if ( chkLineBelow->isChecked() )
lyr.placementFlags |= QgsPalLayerSettings::BelowLine;
if ( chkLineOn->isChecked() )
lyr.placementFlags |= QgsPalLayerSettings::OnLine;
if ( ! chkLineOrientationDependent->isChecked() )
lyr.placementFlags |= QgsPalLayerSettings::MapOrientation;
if (( curPlacementWdgt == pagePoint && radAroundPoint->isChecked() )
|| ( curPlacementWdgt == pagePolygon && radAroundCentroid->isChecked() ) )
{
lyr.placement = QgsPalLayerSettings::AroundPoint;
}
else if (( curPlacementWdgt == pagePoint && radOverPoint->isChecked() )
|| ( curPlacementWdgt == pagePolygon && radOverCentroid->isChecked() ) )
{
lyr.placement = QgsPalLayerSettings::OverPoint;
}
else if ( curPlacementWdgt == pagePoint && radPredefinedOrder->isChecked() )
{
lyr.placement = QgsPalLayerSettings::OrderedPositionsAroundPoint;
}
else if (( curPlacementWdgt == pageLine && radLineParallel->isChecked() )
|| ( curPlacementWdgt == pagePolygon && radPolygonPerimeter->isChecked() ) )
{
lyr.placement = QgsPalLayerSettings::Line;
}
else if ( curPlacementWdgt == pageLine && radLineCurved->isChecked() )
{
lyr.placement = QgsPalLayerSettings::Curved;
}
else if ( curPlacementWdgt == pagePolygon && radPolygonPerimeterCurved->isChecked() )
{
lyr.placement = QgsPalLayerSettings::PerimeterCurved;
}
else if (( curPlacementWdgt == pageLine && radLineHorizontal->isChecked() )
|| ( curPlacementWdgt == pagePolygon && radPolygonHorizontal->isChecked() ) )
{
lyr.placement = QgsPalLayerSettings::Horizontal;
}
else if ( radPolygonFree->isChecked() )
{
lyr.placement = QgsPalLayerSettings::Free;
}
else
{
qFatal( "Invalid settings" );
}
lyr.repeatDistance = mRepeatDistanceSpinBox->value();
lyr.repeatDistanceUnit = mRepeatDistanceUnitWidget->unit() == QgsUnitTypes::RenderMapUnits ? QgsPalLayerSettings::MapUnits : QgsPalLayerSettings::MM;