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qgsmaptooleditmeshframe.cpp
2794 lines (2392 loc) · 94.2 KB
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qgsmaptooleditmeshframe.cpp
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/***************************************************************************
qgsmaptooleditmeshframe.cpp - QgsMapToolEditMeshFrame
---------------------
begin : 24.6.2021
copyright : (C) 2021 by Vincent Cloarec
email : vcloarec 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 "qgsmaptooleditmeshframe.h"
#include <QMessageBox>
#include "qgis.h"
#include "qgisapp.h"
#include "qgsapplication.h"
#include "qgsadvanceddigitizingdockwidget.h"
#include "qgsdoublespinbox.h"
#include "qgsmeshdataprovider.h"
#include "qgsmapcanvas.h"
#include "qgsmapmouseevent.h"
#include "qgsmessagebar.h"
#include "qgsmeshlayer.h"
#include "qgsmeshlayerutils.h"
#include "qgsmesheditor.h"
#include "qgspolygon.h"
#include "qgstriangularmesh.h"
#include "qgsrubberband.h"
#include "qgssnapindicator.h"
#include "qgsvertexmarker.h"
#include "qgsguiutils.h"
#include "qgsmeshtriangulation.h"
#include "qgsmeshtransformcoordinatesdockwidget.h"
#include "qgsmeshforcebypolylines.h"
#include "qgsmaptoolselectionhandler.h"
#include "qgsvectorlayer.h"
#include "qgsunitselectionwidget.h"
#include "qgssettingsregistrycore.h"
#include "qgsexpressionbuilderwidget.h"
#include "qgsmeshselectbyexpressiondialog.h"
#include "qgsexpressioncontext.h"
#include "qgsexpressioncontextutils.h"
#include "qgsexpressionutils.h"
#include "qgssettingsregistrycore.h"
#include "qgsmaptoolidentify.h"
#include "qgsidentifymenu.h"
//
// QgsZValueWidget
//
QgsZValueWidget::QgsZValueWidget( const QString &label, QWidget *parent ): QWidget( parent )
{
QHBoxLayout *layout = new QHBoxLayout( this );
layout->setContentsMargins( 0, 0, 0, 0 );
setLayout( layout );
if ( !label.isEmpty() )
{
QLabel *lbl = new QLabel( label, this );
lbl->setAlignment( Qt::AlignRight | Qt::AlignCenter );
layout->addWidget( lbl );
}
mZValueSpinBox = new QgsDoubleSpinBox( this );
mZValueSpinBox->setSingleStep( 1 );
mZValueSpinBox->setMinimum( -std::numeric_limits<double>::max() );
mZValueSpinBox->setMaximum( std::numeric_limits<double>::max() );
mZValueSpinBox->setSizePolicy( QSizePolicy::MinimumExpanding, QSizePolicy::Preferred );
layout->addWidget( mZValueSpinBox );
mZValueSpinBox->setClearValue( 0.0 );
mZValueSpinBox->clear();
mZValueSpinBox->setFocusPolicy( Qt::NoFocus );
}
double QgsZValueWidget::zValue() const
{
mZValueSpinBox->interpretText();
return mZValueSpinBox->value();
}
void QgsZValueWidget::setZValue( double z )
{
mZValueSpinBox->setValue( z );
mZValueSpinBox->selectAll();
}
void QgsZValueWidget::setDefaultValue( double z )
{
mZValueSpinBox->setClearValue( z );
mZValueSpinBox->clear();
mZValueSpinBox->selectAll();
}
QWidget *QgsZValueWidget::keyboardEntryWidget() const
{
return mZValueSpinBox;
}
QgsMeshEditForceByLineAction::QgsMeshEditForceByLineAction( QObject *parent )
: QWidgetAction( parent )
{
QGridLayout *gLayout = new QGridLayout();
gLayout->setContentsMargins( 3, 2, 3, 2 );
QgsSettings settings;
mCheckBoxNewVertex = new QCheckBox( tr( "Add new vertex on intersecting edges" ) );
bool newVertex = settings.value( QStringLiteral( "UI/Mesh/ForceByLineNewVertex" ) ).toBool();
mCheckBoxNewVertex->setChecked( newVertex );
QLabel *labelInterpolation = new QLabel( tr( "Interpolate Z value from" ) );
mComboInterpolateFrom = new QComboBox();
mComboInterpolateFrom->addItem( tr( "Mesh" ), Mesh );
mComboInterpolateFrom->addItem( tr( "Forcing line" ), Lines );
int interpolateFromValue = settings.enumValue( QStringLiteral( "UI/Mesh/ForceByLineInterpolateFrom" ), Mesh );
mComboInterpolateFrom->setCurrentIndex( interpolateFromValue );
QLabel *labelTolerance = new QLabel( tr( "Tolerance" ) );
mToleranceSpinBox = new QgsDoubleSpinBox();
bool ok;
double toleranceValue = settings.value( QStringLiteral( "UI/Mesh/ForceByLineToleranceValue" ), QgsUnitTypes::RenderMapUnits ).toDouble( &ok );
if ( !ok )
toleranceValue = 1.0;
mToleranceSpinBox->setValue( toleranceValue );
mToleranceSpinBox->setKeyboardTracking( false );
mToleranceSpinBox->setWrapping( false );
mToleranceSpinBox->setSingleStep( 0.1 );
mToleranceSpinBox->setClearValue( 1.0 );
mUnitSelecionWidget = new QgsUnitSelectionWidget();
mUnitSelecionWidget->setUnits( QgsUnitTypes::RenderUnitList() <<
QgsUnitTypes::RenderMetersInMapUnits <<
QgsUnitTypes::RenderMapUnits );
QgsUnitTypes::RenderUnit toleranceUnit = settings.enumValue( QStringLiteral( "UI/Mesh/ForceByLineToleranceUnit" ), QgsUnitTypes::RenderMapUnits );
mUnitSelecionWidget->setUnit( toleranceUnit );
gLayout->addWidget( mCheckBoxNewVertex, 1, 0, 1, 4 );
gLayout->addWidget( labelInterpolation, 2, 0, 1, 3 );
gLayout->addWidget( mComboInterpolateFrom, 2, 3, 1, 1 );
gLayout->addWidget( labelTolerance, 3, 0, 1, 2 );
gLayout->addWidget( mToleranceSpinBox, 3, 2, 1, 1 );
gLayout->addWidget( mUnitSelecionWidget, 3, 3, 1, 1 );
QWidget *w = new QWidget();
w->setLayout( gLayout );
setDefaultWidget( w );
connect( mCheckBoxNewVertex, &QCheckBox::toggled, this, &QgsMeshEditForceByLineAction::updateSettings );
connect( mComboInterpolateFrom, qOverload<int>( &QComboBox::currentIndexChanged ), this, &QgsMeshEditForceByLineAction::updateSettings );
connect( mToleranceSpinBox, qOverload<double>( &QgsDoubleSpinBox::valueChanged ), this, &QgsMeshEditForceByLineAction::updateSettings );
connect( mUnitSelecionWidget, &QgsUnitSelectionWidget::changed, this, &QgsMeshEditForceByLineAction::updateSettings );
}
void QgsMeshEditForceByLineAction::setMapCanvas( QgsMapCanvas *canvas )
{
mUnitSelecionWidget->setMapCanvas( canvas );
}
QgsMeshEditForceByLineAction::IntepolationMode QgsMeshEditForceByLineAction::interpolationMode() const
{
return static_cast<IntepolationMode>( mComboInterpolateFrom->currentData().toInt() );
}
bool QgsMeshEditForceByLineAction::newVertexOnIntersectingEdge() const
{
return mCheckBoxNewVertex->isChecked();
}
double QgsMeshEditForceByLineAction::toleranceValue() const
{
return mToleranceSpinBox->value();
}
QgsUnitTypes::RenderUnit QgsMeshEditForceByLineAction::toleranceUnit() const
{
return mUnitSelecionWidget->unit();
}
void QgsMeshEditForceByLineAction::updateSettings()
{
QgsSettings settings;
settings.setValue( QStringLiteral( "UI/Mesh/ForceByLineNewVertex" ), mCheckBoxNewVertex->isChecked() );
settings.setEnumValue( QStringLiteral( "UI/Mesh/ForceByLineInterpolateFrom" ),
static_cast<IntepolationMode>( mComboInterpolateFrom->currentData().toInt() ) );
settings.setValue( QStringLiteral( "UI/Mesh/ForceByLineToleranceValue" ), mToleranceSpinBox->value() );
settings.setEnumValue( QStringLiteral( "UI/Mesh/ForceByLineToleranceUnit" ), mUnitSelecionWidget->unit() );
}
//
// QgsMapToolEditMeshFrame
//
QgsMapToolEditMeshFrame::QgsMapToolEditMeshFrame( QgsMapCanvas *canvas )
: QgsMapToolAdvancedDigitizing( canvas, QgisApp::instance()->cadDockWidget() )
, mSnapIndicator( new QgsSnapIndicator( canvas ) )
{
mActionDigitizing = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshDigitizing.svg" ) ), tr( "Digitize Mesh elements" ), this );
mActionDigitizing->setCheckable( true );
mActionSelectByPolygon = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshSelectPolygon.svg" ) ), tr( "Select Mesh Elements by Polygon" ), this );
mActionSelectByPolygon->setCheckable( true );
mActionSelectByPolygon->setObjectName( QStringLiteral( "ActionMeshSelectByPolygon" ) );
mActionSelectByExpression = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshSelectExpression.svg" ) ), tr( "Select Mesh Elements by Expression" ), this );
mActionSelectByExpression->setObjectName( QStringLiteral( "ActionMeshSelectByExpression" ) );
mSelectionHandler = std::make_unique<QgsMapToolSelectionHandler>( canvas, QgsMapToolSelectionHandler::SelectPolygon );
mSelectActions << mActionSelectByPolygon
<< mActionSelectByExpression;
mActionTransformCoordinates = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshTransformByExpression.svg" ) ), tr( "Transform Vertices Coordinates" ), this );
mActionTransformCoordinates->setCheckable( true );
mActionForceByLines = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshEditForceByVectorLines.svg" ) ), tr( "Force by Selected Geometries" ), this );
mActionForceByLines->setCheckable( true );
mWidgetActionForceByLine = new QgsMeshEditForceByLineAction( this );
mWidgetActionForceByLine->setMapCanvas( canvas );
mActionReindexMesh = new QAction( QgsApplication::getThemePixmap( QStringLiteral( "/mActionMeshReindex.svg" ) ), tr( "Reindex Faces and Vertices" ), this );
mActionRemoveVerticesFillingHole = new QAction( this );
mActionDelaunayTriangulation = new QAction( tr( "Delaunay Triangulation with Selected Vertices" ), this );
mActionFacesRefinement = new QAction( tr( "Refine Current Face" ), this );
mActionRemoveVerticesWithoutFillingHole = new QAction( this );
mActionRemoveFaces = new QAction( tr( "Remove Current Face" ), this );
mActionSplitFaces = new QAction( tr( "Split Current Face" ), this );
connect( mActionRemoveVerticesFillingHole, &QAction::triggered, this, [this] {removeSelectedVerticesFromMesh( true );} );
connect( mActionRemoveVerticesWithoutFillingHole, &QAction::triggered, this, [this] {removeSelectedVerticesFromMesh( false );} );
connect( mActionRemoveFaces, &QAction::triggered, this, &QgsMapToolEditMeshFrame::removeFacesFromMesh );
connect( mActionSplitFaces, &QAction::triggered, this, &QgsMapToolEditMeshFrame::splitSelectedFaces );
connect( mActionDigitizing, &QAction::toggled, this, [this]( bool checked )
{
if ( checked )
activateWithState( Digitizing );
} );
for ( int i = 0; i < mSelectActions.count(); ++i )
{
connect( mSelectActions.at( i ), &QAction::triggered, this, [i]
{
QgsSettings settings;
settings.setValue( QStringLiteral( "UI/Mesh/defaultSelection" ), i );
} );
}
connect( mActionSelectByPolygon, &QAction::triggered, this, [this]
{
if ( mActionSelectByPolygon->isChecked() )
{
activateWithState( SelectingByPolygon );
}
else
mSelectionBand->reset( QgsWkbTypes::PolygonGeometry );
} );
connect( mActionSelectByExpression, &QAction::triggered, this, &QgsMapToolEditMeshFrame::showSelectByExpressionDialog );
connect( mActionTransformCoordinates, &QAction::triggered, this, &QgsMapToolEditMeshFrame::triggerTransformCoordinatesDockWidget );
connect( mActionReindexMesh, &QAction::triggered, this, &QgsMapToolEditMeshFrame::reindexMesh );
connect( mActionDelaunayTriangulation, &QAction::triggered, this, [this]
{
if ( mCurrentEditor && mSelectedVertices.count() >= 3 )
{
QgsTemporaryCursorOverride waitCursor( Qt::WaitCursor );
QgsMeshEditingDelaunayTriangulation triangulation;
triangulation.setInputVertices( mSelectedVertices.keys() );
mCurrentEditor->advancedEdit( &triangulation );
if ( !triangulation.message().isEmpty() )
QgisApp::instance()->messageBar()->pushInfo( tr( "Delaunay triangulation" ), triangulation.message() );
}
} );
connect( mActionFacesRefinement, &QAction::triggered, this, [this]
{
QgsTemporaryCursorOverride waitCursor( Qt::WaitCursor );
QgsMeshEditRefineFaces refinement;
if ( mCurrentEditor && mSelectedFaces.count() > 0 )
{
refinement.setInputFaces( mSelectedFaces.values() );
mCurrentEditor->advancedEdit( &refinement );
}
else if ( mCurrentFaceIndex != -1 )
{
refinement.setInputFaces( {mCurrentFaceIndex} );
mCurrentEditor->advancedEdit( &refinement );
}
} );
connect( mSelectionHandler.get(), &QgsMapToolSelectionHandler::geometryChanged, this, [this]( Qt::KeyboardModifiers modifiers )
{
mIsSelectingPolygonInProgress = false;
selectByGeometry( mSelectionHandler->selectedGeometry(), modifiers );
} );
connect( mActionForceByLines, &QAction::toggled, this, [this]( bool checked )
{
if ( mIsInitialized )
mForceByLineRubberBand->reset( QgsWkbTypes::LineGeometry );
mForcingLineZValue.clear();
if ( checked )
{
onEditingStarted();
clearCanvasHelpers();
activateWithState( ForceByLines );
}
} );
connect( cadDockWidget(), &QgsAdvancedDigitizingDockWidget::cadEnabledChanged, this, [this]( bool enable )
{
if ( !isActive() || !mCurrentEditor )
return;
if ( enable && mSelectedVertices.isEmpty() )
deleteZValueWidget();
else if ( !mZValueWidget )
createZValueWidget();
} );
setAutoSnapEnabled( true );
}
void QgsMapToolEditMeshFrame::activateWithState( State state )
{
if ( mCanvas->mapTool() != this )
{
mCanvas->setMapTool( this );
mCanvas->setFocus();
onEditingStarted();
}
mCurrentState = state;
}
void QgsMapToolEditMeshFrame::backToDigitizing()
{
activateWithState( Digitizing );
mActionDigitizing->setChecked( true );
}
QgsMapToolEditMeshFrame::~QgsMapToolEditMeshFrame()
{
deleteZValueWidget();
}
void QgsMapToolEditMeshFrame::setActionsEnable( bool enable )
{
QList<QAction *> actions;
actions
<< mActionDigitizing
<< mActionSelectByPolygon
<< mActionSelectByExpression
<< mActionTransformCoordinates
<< mActionForceByLines
<< mActionReindexMesh;
for ( QAction *action : std::as_const( actions ) )
action->setEnabled( enable );
}
QList<QAction *> QgsMapToolEditMeshFrame::mapToolActions()
{
return QList<QAction *>()
<< mActionDigitizing
<< mActionSelectByPolygon
<< mActionForceByLines;
}
QAction *QgsMapToolEditMeshFrame::digitizeAction() const
{
return mActionDigitizing;
}
QList<QAction *> QgsMapToolEditMeshFrame::selectActions() const
{
return mSelectActions;
}
QAction *QgsMapToolEditMeshFrame::defaultSelectActions() const
{
QgsSettings settings;
bool ok = false;
int defaultIndex = settings.value( QStringLiteral( "UI/Mesh/defaultSelection" ) ).toInt( &ok );
if ( ok )
return mSelectActions.at( defaultIndex );
return mActionSelectByPolygon;
}
QAction *QgsMapToolEditMeshFrame::transformAction() const
{
return mActionTransformCoordinates;
}
QList<QAction *> QgsMapToolEditMeshFrame::forceByLinesActions() const
{
return QList<QAction *>()
<< mActionForceByLines;
}
QAction *QgsMapToolEditMeshFrame::defaultForceAction() const
{
return mActionForceByLines;
}
QWidgetAction *QgsMapToolEditMeshFrame::forceByLineWidgetActionSettings() const
{
return mWidgetActionForceByLine;
}
QAction *QgsMapToolEditMeshFrame::reindexAction() const
{
return mActionReindexMesh;
}
void QgsMapToolEditMeshFrame::initialize()
{
if ( !mFaceRubberBand )
mFaceRubberBand = createRubberBand( QgsWkbTypes::PolygonGeometry );
mFaceRubberBand->setVisible( false );
mFaceRubberBand->setZValue( 5 );
QColor color = digitizingStrokeColor();
if ( !mFaceVerticesBand )
mFaceVerticesBand = new QgsRubberBand( mCanvas );
mFaceVerticesBand->setIcon( QgsRubberBand::ICON_CIRCLE );
mFaceVerticesBand->setColor( color );
mFaceVerticesBand->setWidth( QgsGuiUtils::scaleIconSize( 2 ) );
mFaceVerticesBand->setBrushStyle( Qt::NoBrush );
mFaceVerticesBand->setIconSize( QgsGuiUtils::scaleIconSize( 6 ) );
mFaceVerticesBand->setVisible( false );
mFaceVerticesBand->setZValue( 5 );
if ( !mVertexBand )
mVertexBand = new QgsRubberBand( mCanvas );
mVertexBand->setIcon( QgsRubberBand::ICON_CIRCLE );
mVertexBand->setColor( color );
mVertexBand->setWidth( QgsGuiUtils::scaleIconSize( 2 ) );
mVertexBand->setBrushStyle( Qt::NoBrush );
mVertexBand->setIconSize( QgsGuiUtils::scaleIconSize( 15 ) );
mVertexBand->setVisible( false );
mVertexBand->setZValue( 5 );
if ( !mEdgeBand )
mEdgeBand = new QgsRubberBand( mCanvas );
QColor color2( color );
color2.setAlpha( color2.alpha() / 3 );
mEdgeBand->setColor( color2 );
mEdgeBand->setWidth( QgsGuiUtils::scaleIconSize( 10 ) );
mEdgeBand->setVisible( false );
if ( !mNewFaceBand )
mNewFaceBand = createRubberBand( QgsWkbTypes::PolygonGeometry );
mInvalidFaceColor = QColor( 255, 0, 0, mNewFaceBand->fillColor().alpha() ); //override color and keep only the transparency
mValidFaceColor = QColor( 0, 255, 0, mNewFaceBand->fillColor().alpha() ); //override color and keep only the transparency
mNewFaceBand->setFillColor( mInvalidFaceColor );
mNewFaceBand->setVisible( false );
mNewFaceBand->setZValue( 10 );
if ( !mSelectionBand )
mSelectionBand = new QgsRubberBand( mCanvas, QgsWkbTypes::PolygonGeometry );
mSelectionBand->setFillColor( QColor( 254, 178, 76, 63 ) );
mSelectionBand->setStrokeColor( QColor( 254, 58, 29, 100 ) );
mSelectionBand->setZValue( 10 );
if ( !mSelectedFacesRubberband )
mSelectedFacesRubberband = new QgsRubberBand( mCanvas, QgsWkbTypes::PolygonGeometry );
mSelectedFacesRubberband->setZValue( 1 );
if ( !mNewFaceMarker )
mNewFaceMarker = new QgsVertexMarker( canvas() );
mNewFaceMarker->setIconType( QgsVertexMarker::ICON_TRIANGLE );
mNewFaceMarker->setIconSize( QgsGuiUtils::scaleIconSize( 12 ) );
mNewFaceMarker->setColor( Qt::gray );
mNewFaceMarker->setVisible( false );
mNewFaceMarker->setPenWidth( 3 );
if ( !mSelectFaceMarker )
mSelectFaceMarker = new QgsVertexMarker( canvas() );
mSelectFaceMarker->setIconType( QgsVertexMarker::ICON_BOX );
mSelectFaceMarker->setIconSize( QgsGuiUtils::scaleIconSize( 10 ) );
mSelectFaceMarker->setColor( Qt::gray );
mSelectFaceMarker->setFillColor( Qt::gray );
mSelectFaceMarker->setVisible( false );
mSelectFaceMarker->setPenWidth( 3 );
mSelectFaceMarker->setZValue( 10 );
if ( !mSelectEdgeMarker )
mSelectEdgeMarker = new QgsVertexMarker( canvas() );
mSelectEdgeMarker->setIconType( QgsVertexMarker::ICON_BOX );
mSelectEdgeMarker->setIconSize( QgsGuiUtils::scaleIconSize( 10 ) );
mSelectEdgeMarker->setColor( Qt::gray );
mSelectEdgeMarker->setFillColor( Qt::gray );
mSelectEdgeMarker->setVisible( false );
mSelectEdgeMarker->setPenWidth( 3 );
mSelectEdgeMarker->setZValue( 10 );
if ( !mMovingEdgesRubberband )
mMovingEdgesRubberband = createRubberBand( QgsWkbTypes::LineGeometry );
if ( !mMovingFacesRubberband )
mMovingFacesRubberband = createRubberBand( QgsWkbTypes::PolygonGeometry );
if ( !mMovingFreeVertexRubberband )
{
mMovingFreeVertexRubberband = createRubberBand( QgsWkbTypes::PointGeometry );
mMovingFreeVertexRubberband->setIcon( QgsRubberBand::ICON_X );
mMovingFreeVertexRubberband->setIconSize( QgsGuiUtils::scaleIconSize( 10 ) );
mMovingFreeVertexRubberband->setWidth( QgsGuiUtils::scaleIconSize( 3 ) );
mMovingFreeVertexRubberband->setVisible( true );
}
if ( !mFlipEdgeMarker )
mFlipEdgeMarker = new QgsVertexMarker( canvas() );
mFlipEdgeMarker->setIconType( QgsVertexMarker::ICON_CIRCLE );
mFlipEdgeMarker->setIconSize( QgsGuiUtils::scaleIconSize( 12 ) );
mFlipEdgeMarker->setColor( Qt::gray );
mFlipEdgeMarker->setVisible( false );
mFlipEdgeMarker->setPenWidth( 3 );
mFlipEdgeMarker->setZValue( 10 );
if ( !mMergeFaceMarker )
mMergeFaceMarker = new QgsVertexMarker( canvas() );
mMergeFaceMarker->setIconType( QgsVertexMarker::ICON_X );
mMergeFaceMarker->setIconSize( QgsGuiUtils::scaleIconSize( 12 ) );
mMergeFaceMarker->setColor( Qt::gray );
mMergeFaceMarker->setVisible( false );
mMergeFaceMarker->setPenWidth( 3 );
mMergeFaceMarker->setZValue( 10 );
if ( !mForceByLineRubberBand )
mForceByLineRubberBand = createRubberBand( QgsWkbTypes::LineGeometry );
connect( mCanvas, &QgsMapCanvas::currentLayerChanged, this, &QgsMapToolEditMeshFrame::setCurrentLayer );
mUserZValue = defaultZValue();
createZValueWidget();
updateFreeVertices();
mIsInitialized = true;
}
void QgsMapToolEditMeshFrame::deactivate()
{
QgsMapToolAdvancedDigitizing::deactivate();
clearSelection();
clearCanvasHelpers();
deleteZValueWidget();
qDeleteAll( mFreeVertexMarker );
mFreeVertexMarker.clear();
}
void QgsMapToolEditMeshFrame::clearAll()
{
delete mNewFaceMarker;
mNewFaceMarker = nullptr;
delete mSelectFaceMarker;
mSelectFaceMarker = nullptr;
delete mSelectEdgeMarker;
mSelectEdgeMarker = nullptr;
delete mFlipEdgeMarker;
mFlipEdgeMarker = nullptr;
delete mMergeFaceMarker;
mMergeFaceMarker = nullptr;
mFaceRubberBand->deleteLater();
mFaceRubberBand = nullptr;
mFaceVerticesBand ->deleteLater();
mFaceVerticesBand = nullptr;
mVertexBand->deleteLater();
mVertexBand = nullptr;
mNewFaceBand->deleteLater();
mNewFaceBand = nullptr;
mSelectionBand->deleteLater();
mSelectionBand = nullptr;
mSelectedFacesRubberband->deleteLater();
mSelectedFacesRubberband = nullptr;
deleteZValueWidget();
}
void QgsMapToolEditMeshFrame::activate()
{
QgsMapToolAdvancedDigitizing::activate();
if ( !cadDockWidget()->cadEnabled() )
createZValueWidget();
}
bool QgsMapToolEditMeshFrame::populateContextMenuWithEvent( QMenu *menu, QgsMapMouseEvent *event )
{
Q_UNUSED( event );
switch ( mCurrentState )
{
case Digitizing:
case SelectingByPolygon:
{
QList<QAction * > newActions;
QList<QAction * > lastActions;
if ( !mSelectedVertices.isEmpty() )
{
if ( mSelectedVertices.count() >= 3 )
lastActions << mActionDelaunayTriangulation;
newActions << mActionRemoveVerticesFillingHole << mActionRemoveVerticesWithoutFillingHole;
}
if ( !mSelectedFaces.isEmpty() ||
( mCurrentFaceIndex != -1 && mCurrentState == Digitizing ) )
{
newActions << mActionRemoveFaces;
lastActions << mActionFacesRefinement;
}
if ( mSplittableFaceCount > 0 ||
( mCurrentFaceIndex != -1 && mCurrentEditor->faceCanBeSplit( mCurrentFaceIndex ) ) )
newActions << mActionSplitFaces;
QList<QAction * > existingActions = menu->actions();
if ( !newActions.isEmpty() )
{
if ( existingActions.isEmpty() )
{
menu->addActions( newActions );
if ( !lastActions.empty() )
{
menu->addSeparator();
menu->addActions( lastActions );
}
}
else
{
menu->insertActions( existingActions.first(), newActions );
menu->insertSeparator( existingActions.first() );
menu->insertActions( existingActions.first(), lastActions );
menu->insertSeparator( existingActions.first() );
}
return true;
}
return false;
}
case AddingNewFace:
case Selecting:
case MovingSelection:
case ForceByLines:
return false;
}
return false;
}
QgsMapTool::Flags QgsMapToolEditMeshFrame::flags() const
{
switch ( mCurrentState )
{
case Digitizing:
if ( !mCadDockWidget->cadEnabled() || !mSelectedVertices.isEmpty() || mCurrentFaceIndex != -1 )
return QgsMapTool::Flags() | QgsMapTool::ShowContextMenu;
FALLTHROUGH
case AddingNewFace:
case Selecting:
case MovingSelection:
case SelectingByPolygon:
case ForceByLines:
return QgsMapTool::Flags();
break;
}
return QgsMapTool::Flags();
}
static QList<QgsMapToolIdentify::IdentifyResult> searchFeatureOnMap( QgsMapMouseEvent *e, QgsMapCanvas *canvas, const QList<QgsWkbTypes::GeometryType> &geomType )
{
QList<QgsMapToolIdentify::IdentifyResult> results;
const QMap< QString, QString > derivedAttributes;
QgsPointXY mapPoint = e->mapPoint();
double x = mapPoint.x(), y = mapPoint.y();
const double sr = QgsMapTool::searchRadiusMU( canvas );
const QList<QgsMapLayer *> layers = canvas->layers();
for ( QgsMapLayer *layer : layers )
{
if ( layer->type() == QgsMapLayerType::VectorLayer )
{
QgsVectorLayer *vectorLayer = static_cast<QgsVectorLayer *>( layer );
bool typeIsSelectable = false;
for ( const QgsWkbTypes::GeometryType &type : geomType )
if ( vectorLayer->geometryType() == type )
{
typeIsSelectable = true;
break;
}
if ( typeIsSelectable )
{
QgsRectangle rect( x - sr, y - sr, x + sr, y + sr );
QgsCoordinateTransform transform = canvas->mapSettings().layerTransform( vectorLayer );
try
{
rect = transform.transformBoundingBox( rect, Qgis::TransformDirection::Reverse );
}
catch ( QgsCsException & )
{
QgsDebugMsg( QStringLiteral( "Could not transform geometry to layer CRS" ) );
}
QgsFeatureIterator fit = vectorLayer->getFeatures( QgsFeatureRequest()
.setFilterRect( rect )
.setFlags( QgsFeatureRequest::ExactIntersect ) );
QgsFeature f;
while ( fit.nextFeature( f ) )
{
results << QgsMapToolIdentify::IdentifyResult( vectorLayer, f, derivedAttributes );
}
}
}
}
return results;
}
void QgsMapToolEditMeshFrame::forceByLineBySelectedFeature( QgsMapMouseEvent *e )
{
const QList<QgsMapToolIdentify::IdentifyResult> &results =
searchFeatureOnMap( e, mCanvas, QList<QgsWkbTypes::GeometryType>() << QgsWkbTypes::PolygonGeometry << QgsWkbTypes::LineGeometry );
QgsIdentifyMenu *menu = new QgsIdentifyMenu( mCanvas );
menu->setExecWithSingleResult( true );
menu->setAllowMultipleReturn( false );
const QPoint globalPos = mCanvas->mapToGlobal( QPoint( e->pos().x() + 5, e->pos().y() + 5 ) );
const QList<QgsMapToolIdentify::IdentifyResult> selectedFeatures = menu->exec( results, globalPos );
menu->deleteLater();
if ( !selectedFeatures.empty() && selectedFeatures[0].mFeature.hasGeometry() )
{
QgsCoordinateTransform transform = mCanvas->mapSettings().layerTransform( selectedFeatures.at( 0 ).mLayer );
QgsGeometry geom = selectedFeatures[0].mFeature.geometry();
try
{
geom.transform( transform );
}
catch ( QgsCsException & )
{
QgsDebugMsg( QStringLiteral( "Could not transform geometry to layer CRS" ) );
}
forceByLine( geom );
}
return;
}
void QgsMapToolEditMeshFrame::cadCanvasPressEvent( QgsMapMouseEvent *e )
{
if ( !mCurrentEditor )
return;
if ( e->button() == Qt::LeftButton &&
( !mCadDockWidget->cadEnabled() ||
mCadDockWidget->additionalConstraint() == QgsAdvancedDigitizingDockWidget::AdditionalConstraint::NoConstraint ) )
mLeftButtonPressed = true;
switch ( mCurrentState )
{
case Digitizing:
if ( e->button() == Qt::LeftButton )
mStartSelectionPos = e->pos();
break;
case AddingNewFace:
case Selecting:
case MovingSelection:
case ForceByLines:
if ( e->button() == Qt::LeftButton )
mSelectionBand->reset( QgsWkbTypes::PolygonGeometry );
break;
case SelectingByPolygon:
if ( mSelectionHandler )
{
if ( e->button() == Qt::RightButton )
{
// here, quite tricky because 3 possibilities:
// - a polygon has started to be digitized for selection -> right click validate the selection
// - right click on an existing vector layer feature -> a menu is executed to choose a feature
// - other case -> context menu of mesh editing to apply an edit on selected element
// The last case is launched only if the other cases do not appears
// With the selection handler, if we can know if the selecting polygon change, that means the first case appears,
// we can't know if a feature is found or not (if the user do not choose a feature, nothing happen like if no feature was found).
// The workaround is to check if a feature exist under the mouse before sending the event to the selection handler.
// This is not ideal because that leads to a double search but no better idea for now to allow the editing context menu with selecting by polygon
bool hasSelectableFeature = !searchFeatureOnMap( e, mCanvas, QList<QgsWkbTypes::GeometryType>() << QgsWkbTypes::PolygonGeometry ).isEmpty();
if ( hasSelectableFeature || mIsSelectingPolygonInProgress )
mSelectionHandler->canvasPressEvent( e );
else
{
QMenu menu;
populateContextMenuWithEvent( &menu, e );
menu.exec( e->globalPos() );
}
}
else
{
mIsSelectingPolygonInProgress = true;
mSelectionHandler->canvasPressEvent( e );
}
}
break;
}
QgsMapToolAdvancedDigitizing::cadCanvasPressEvent( e );
}
void QgsMapToolEditMeshFrame::cadCanvasMoveEvent( QgsMapMouseEvent *e )
{
if ( !mCurrentEditor )
return;
const QgsPointXY &mapPoint = e->mapPoint();
mSnapIndicator->setMatch( e->mapPointMatch() );
if ( mLeftButtonPressed && mCurrentState == Digitizing )
{
mCurrentState = Selecting;
}
switch ( mCurrentState )
{
case Digitizing:
highLight( mapPoint );
break;
case AddingNewFace:
mNewFaceBand->movePoint( mapPoint );
highLight( mapPoint );
if ( testNewVertexInFaceCanditate( mCurrentVertexIndex ) )
mNewFaceBand->setColor( mValidFaceColor );
else
mNewFaceBand->setColor( mInvalidFaceColor );
break;
case Selecting:
{
const QRect &rect = QRect( e->pos(), mStartSelectionPos );
mSelectionBand->setToCanvasRectangle( rect );
}
break;
case MovingSelection:
{
moveSelection( mapPoint );
}
break;
case SelectingByPolygon:
if ( mSelectionHandler )
mSelectionHandler->canvasMoveEvent( e );
break;
case ForceByLines:
searchFace( mapPoint );
searchEdge( mapPoint );
highlightCloseVertex( mapPoint );
const QgsPointLocator::Match &matchPoint = e->mapPointMatch();
if ( mCurrentVertexIndex != -1 )
{
mForceByLineRubberBand->movePoint( mapVertexXY( mCurrentVertexIndex ) );
if ( mZValueWidget )
mZValueWidget->setZValue( mapVertex( mCurrentVertexIndex ).z() );
}
else if ( matchPoint.isValid() && matchPoint.layer() && QgsWkbTypes::hasZ( matchPoint.layer()->wkbType() ) )
{
mForceByLineRubberBand->movePoint( mapPoint );
if ( mZValueWidget )
mZValueWidget->setZValue( e->mapPointMatch().interpolatedPoint( mCanvas->mapSettings().destinationCrs() ).z() );
}
else
{
mForceByLineRubberBand->movePoint( mapPoint );
if ( mZValueWidget )
mZValueWidget->setZValue( mUserZValue );
}
break;
}
QgsMapToolAdvancedDigitizing::cadCanvasMoveEvent( e );
}
void QgsMapToolEditMeshFrame::cadCanvasReleaseEvent( QgsMapMouseEvent *e )
{
if ( !mCurrentEditor )
return;
double tolerance = QgsTolerance::vertexSearchRadius( canvas()->mapSettings() );
QgsPointXY mapPoint = e->mapPoint();
// advanced digitizing constraint only the first release of double clicks
// so we need to store the click point for the next one that could be a double clicks
if ( !mDoubleClicks )
{
mFirstClickPoint = mapPoint;
mFirstClickZValue = currentZValue();
}
if ( e->button() == Qt::LeftButton )
mLeftButtonPressed = false;
switch ( mCurrentState )
{
case Digitizing:
if ( e->button() == Qt::LeftButton )
{
if ( mDoubleClicks ) //double clicks --> add a vertex
{
addVertex( mFirstClickPoint, e->mapPointMatch() );
mCadDockWidget->setPoints( QList<QgsPointXY>() << mFirstClickPoint << mFirstClickPoint );
}
else if ( mNewFaceMarker->isVisible() &&
mapPoint.distance( mNewFaceMarker->center() ) < tolerance
&& mCurrentVertexIndex >= 0 ) //new face marker clicked --> start adding a new face
{
clearSelection();
mCurrentState = AddingNewFace;
mNewFaceMarker->setVisible( false );
mNewFaceBand->setVisible( true );
mNewFaceBand->reset( QgsWkbTypes::PolygonGeometry );
addVertexToFaceCanditate( mCurrentVertexIndex );
const QgsPointXY ¤tPoint = mapVertexXY( mCurrentVertexIndex );
cadDockWidget()->setPoints( QList<QgsPointXY>() << currentPoint << currentPoint );
}
else if ( isSelectionGrapped( mapPoint ) && //click on a selected vertex, an edge or face box
!( e->modifiers() &Qt::ControlModifier ) ) // without control modifier that is used to remove from the selection
{
mCurrentState = MovingSelection;
mCadDockWidget->setEnabledZ( false );
mStartMovingPoint = mapPoint;
cadDockWidget()->setPoints( QList<QgsPointXY>() << mapPoint << mapPoint );
}
else if ( mFlipEdgeMarker->isVisible() &&
e->mapPoint().distance( mFlipEdgeMarker->center() ) < tolerance &&
mCurrentEdge.first != -1 && mCurrentEdge.second != -1 ) // flip edge
{
clearSelection();
QVector<int> edgeVert = edgeVertices( mCurrentEdge );
mCurrentEditor->flipEdge( edgeVert.at( 0 ), edgeVert.at( 1 ) );
mCurrentEdge = {-1, -1};
highLight( mapPoint );
}
else if ( mMergeFaceMarker->isVisible() &&
e->mapPoint().distance( mMergeFaceMarker->center() ) < tolerance &&
mCurrentEdge.first != -1 && mCurrentEdge.second != -1 ) // merge two faces
{
clearSelection();
QVector<int> edgeVert = edgeVertices( mCurrentEdge );
mCurrentEditor->merge( edgeVert.at( 0 ), edgeVert.at( 1 ) );
mCurrentEdge = {-1, -1};
highLight( mapPoint );
}
else
select( mapPoint, e->modifiers(), tolerance );
}
break;
case AddingNewFace:
if ( e->button() == Qt::LeftButton ) //eventually add a vertex to the face
{
if ( mDoubleClicks )
{
addVertex( mFirstClickPoint, e->mapPointMatch() );
highlightCloseVertex( mFirstClickPoint );