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add new class QgsMapToolCaptureLayerGeometry to handle layer specific…
… operation in capture map tool such as avoiding intersections
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python/gui/auto_generated/maptools/qgsmaptoolcapturelayergeometry.sip.in
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| /************************************************************************ | ||
| * This file has been generated automatically from * | ||
| * * | ||
| * src/gui/maptools/qgsmaptoolcapturelayergeometry.h * | ||
| * * | ||
| * Do not edit manually ! Edit header and run scripts/sipify.pl again * | ||
| ************************************************************************/ | ||
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| class QgsMapToolCaptureLayerGeometry : QgsMapToolCapture | ||
| { | ||
| %Docstring(signature="appended") | ||
| :py:class:`QgsMapToolCaptureLayerGeometry` is a base class for map tools digitizing layer geometries | ||
| It will implement avoid intersections | ||
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| .. versionadded:: 3.24 | ||
| %End | ||
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| %TypeHeaderCode | ||
| #include "qgsmaptoolcapturelayergeometry.h" | ||
| %End | ||
| public: | ||
| QgsMapToolCaptureLayerGeometry( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget, CaptureMode mode ); | ||
| %Docstring | ||
| Constructor | ||
| %End | ||
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| private: | ||
| virtual void layerGeometryCaptured( const QgsGeometry &geometry ); | ||
| %Docstring | ||
| Called when the geometry is captured | ||
| A more specific handler is also called afterwards (pointCaptured, lineCaptured or polygonCaptured) | ||
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| .. versionadded:: 3.24 | ||
| %End | ||
| virtual void layerPointCaptured( const QgsPoint &point ); | ||
| %Docstring | ||
| Called when a point is captured | ||
| geometryCaptured is called just before | ||
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| .. versionadded:: 3.24 | ||
| %End | ||
| virtual void layerLineCaptured( const QgsCurve *line ); | ||
| %Docstring | ||
| Called when a line is captured | ||
| geometryCaptured is called just before | ||
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| .. versionadded:: 3.24 | ||
| %End | ||
| virtual void layerPolygonCaptured( const QgsCurvePolygon *polygon ); | ||
| %Docstring | ||
| Called when a polygon is captured | ||
| geometryCaptured is called just before | ||
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| .. versionadded:: 3.24 | ||
| %End | ||
| }; | ||
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| /************************************************************************ | ||
| * This file has been generated automatically from * | ||
| * * | ||
| * src/gui/maptools/qgsmaptoolcapturelayergeometry.h * | ||
| * * | ||
| * Do not edit manually ! Edit header and run scripts/sipify.pl again * | ||
| ************************************************************************/ |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,74 @@ | ||
| /*************************************************************************** | ||
| qgsmaptoolcapturelayergeometry.cpp - base class for map tools digitizing layer geometries | ||
| --------------------- | ||
| begin : January 2022 | ||
| copyright : (C) Denis Rouzaud | ||
| email : denis@opengis.ch | ||
| *************************************************************************** | ||
| * * | ||
| * 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. * | ||
| * * | ||
| ***************************************************************************/ | ||
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| #include "qgsmaptoolcapturelayergeometry.h" | ||
| #include "qgsproject.h" | ||
| #include "qgscurvepolygon.h" | ||
| #include "qgscurve.h" | ||
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| QgsMapToolCaptureLayerGeometry::QgsMapToolCaptureLayerGeometry( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget, CaptureMode mode ) | ||
| : QgsMapToolCapture( canvas, cadDockWidget, mode ) | ||
| { | ||
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| } | ||
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| void QgsMapToolCaptureLayerGeometry::geometryCaptured( const QgsGeometry &geometry ) | ||
| { | ||
| QgsVectorLayer *vlayer = qobject_cast<QgsVectorLayer *>( layer() ); | ||
| if ( !vlayer ) | ||
| return; | ||
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| QgsGeometry g( geometry ); | ||
| QList<QgsVectorLayer *> avoidIntersectionsLayers; | ||
| switch ( QgsProject::instance()->avoidIntersectionsMode() ) | ||
| { | ||
| case QgsProject::AvoidIntersectionsMode::AvoidIntersectionsCurrentLayer: | ||
| if ( vlayer ) | ||
| avoidIntersectionsLayers.append( vlayer ); | ||
| break; | ||
| case QgsProject::AvoidIntersectionsMode::AvoidIntersectionsLayers: | ||
| avoidIntersectionsLayers = QgsProject::instance()->avoidIntersectionsLayers(); | ||
| break; | ||
| case QgsProject::AvoidIntersectionsMode::AllowIntersections: | ||
| break; | ||
| } | ||
| if ( avoidIntersectionsLayers.size() > 0 ) | ||
| { | ||
| const int avoidIntersectionsReturn = g.avoidIntersections( avoidIntersectionsLayers ); | ||
| if ( avoidIntersectionsReturn == 3 ) | ||
| { | ||
| emit messageEmitted( tr( "The feature has been added, but at least one geometry intersected is invalid. These geometries must be manually repaired." ), Qgis::MessageLevel::Warning ); | ||
| } | ||
| if ( g.isEmpty() ) //avoid intersection might have removed the whole geometry | ||
| { | ||
| emit messageEmitted( tr( "The feature cannot be added because its geometry collapsed due to intersection avoidance" ), Qgis::MessageLevel::Critical ); | ||
| stopCapturing(); | ||
| return; | ||
| } | ||
| } | ||
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| layerGeometryCaptured( g ); | ||
| if ( mode() == CaptureLine ) | ||
| { | ||
| layerLineCaptured( qgsgeometry_cast<const QgsCurve *>( g.constGet() ) ); | ||
| } | ||
| else | ||
| { | ||
| layerPolygonCaptured( qgsgeometry_cast<const QgsCurvePolygon *>( g.constGet() ) ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| /*************************************************************************** | ||
| qgsmaptoolcapturelayergeometry.h - base class for map tools digitizing layer geometries | ||
| --------------------- | ||
| begin : January 2022 | ||
| copyright : (C) Denis Rouzaud | ||
| email : denis@opengis.ch | ||
| *************************************************************************** | ||
| * * | ||
| * 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. * | ||
| * * | ||
| ***************************************************************************/ | ||
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| #ifndef QGSMAPTOOLCAPTURELAYERGEOMETRY_H | ||
| #define QGSMAPTOOLCAPTURELAYERGEOMETRY_H | ||
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| #include "qgsmaptoolcapture.h" | ||
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| class QgsAdvancedDigitizingDockWidget; | ||
| class QgsMapCanvas; | ||
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| /** | ||
| * \ingroup gui | ||
| * QgsMapToolCaptureLayerGeometry is a base class for map tools digitizing layer geometries | ||
| * It will implement avoid intersections | ||
| * \since QGIS 3.24 | ||
| */ | ||
| class GUI_EXPORT QgsMapToolCaptureLayerGeometry : public QgsMapToolCapture | ||
| { | ||
| public: | ||
| //! Constructor | ||
| QgsMapToolCaptureLayerGeometry( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget, CaptureMode mode ); | ||
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| private: | ||
| void geometryCaptured( const QgsGeometry &geometry ) override; | ||
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| /** | ||
| * Called when the geometry is captured | ||
| * A more specific handler is also called afterwards (pointCaptured, lineCaptured or polygonCaptured) | ||
| * \since QGIS 3.24 | ||
| */ | ||
| virtual void layerGeometryCaptured( const QgsGeometry &geometry ) {Q_UNUSED( geometry )} SIP_FORCE | ||
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| /** | ||
| * Called when a point is captured | ||
| * geometryCaptured is called just before | ||
| * \since QGIS 3.24 | ||
| */ | ||
| virtual void layerPointCaptured( const QgsPoint &point ) {Q_UNUSED( point )} SIP_FORCE | ||
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| /** | ||
| * Called when a line is captured | ||
| * geometryCaptured is called just before | ||
| * \since QGIS 3.24 | ||
| */ | ||
| virtual void layerLineCaptured( const QgsCurve *line ) {Q_UNUSED( line )} SIP_FORCE | ||
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| /** | ||
| * Called when a polygon is captured | ||
| * geometryCaptured is called just before | ||
| * \since QGIS 3.24 | ||
| */ | ||
| virtual void layerPolygonCaptured( const QgsCurvePolygon *polygon ) {Q_UNUSED( polygon )} SIP_FORCE | ||
| }; | ||
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| #endif // QGSMAPTOOLCAPTURELAYERGEOMETRY_H |
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