void QgsMapToolNodeTool::deactivate()
{
removeRubberBands();
delete mSelectedFeature;
mSelectedFeature = 0;
mSelectionRubberBand = 0;
mSelectAnother = false;
mCtrl = false;
mMoving = true;
mClicked = false;
QgsMapTool::deactivate();
}
QgsMapToolNodeTool::~QgsMapToolNodeTool()
{
removeRubberBands();
}
void QgsMapToolNodeTool::canvasReleaseEvent( QMouseEvent * e )
{
if ( !mSelectedFeature )
return;
removeRubberBands();
QgsVectorLayer *vlayer = mSelectedFeature->vlayer();
Q_ASSERT( vlayer );
mClicked = false;
mSelectionRectangle = false;
if ( mSelectionRubberBand )
{
mSelectionRubberBand->close();
delete mSelectionRubberBand;
mSelectionRubberBand = 0;
}
if ( mPressCoordinates == e->pos() )
{
if ( mSelectAnother )
{
// select another feature
mSelectedFeature->setSelectedFeature( mAnother, vlayer, mCanvas );
mIsPoint = vlayer->geometryType() == QGis::Point;
mSelectAnother = false;
}
}
else
{
if ( mMoving )
{
mMoving = false;
QList<QgsSnappingResult> snapResults;
mSnapper.snapToBackgroundLayers( e->pos(), snapResults, QList<QgsPoint>() << mClosestMapVertex );
QgsPoint releaseLayerCoords = toLayerCoordinates( vlayer, snapPointFromResults( snapResults, e->pos() ) );
QgsPoint pressLayerCoords;
if ( snapResults.size() > 0 )
{
pressLayerCoords = toLayerCoordinates( vlayer, mClosestMapVertex );
int topologicalEditing = QgsProject::instance()->readNumEntry( "Digitizing", "/TopologicalEditing", 0 );
if ( topologicalEditing )
{
insertSegmentVerticesForSnap( snapResults, vlayer );
}
}
else
{
pressLayerCoords = toLayerCoordinates( vlayer, mPressCoordinates );
}
mSelectedFeature->moveSelectedVertexes( releaseLayerCoords - pressLayerCoords );
mCanvas->refresh();
}
else // selecting vertexes by rubberband
{
// coordinates has to be coordinates from layer not canvas
QgsRectangle r( toLayerCoordinates( vlayer, mPressCoordinates ),
toLayerCoordinates( vlayer, e->pos() ) );
QList<QgsVertexEntry*> &vertexMap = mSelectedFeature->vertexMap();
if ( !mCtrl )
{
mSelectedFeature->deselectAllVertexes();
}
for ( int i = 0; i < vertexMap.size(); i++ )
{
if ( r.contains( vertexMap[i]->point() ) )
{
// inverting selection is enough because all were deselected if ctrl is not pressed
mSelectedFeature->invertVertexSelection( i, false );
}
}
}
}
mMoving = false;
if ( mDeselectOnRelease != -1 )
{
if ( mCtrl )
{
mSelectedFeature->invertVertexSelection( mDeselectOnRelease );
}
else
{
mSelectedFeature->deselectAllVertexes();
mSelectedFeature->selectVertex( mDeselectOnRelease );
}
mDeselectOnRelease = -1;
}
mRecentSnappingResults.clear();
mExcludePoint.clear();
}
