QGIS API Documentation 3.39.0-Master (be2050b798e)
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qgsmaptooladvanceddigitizing.h
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1/***************************************************************************
2 qgsmaptooladvanceddigitizing.h - map tool with event in map coordinates
3 ----------------------
4 begin : October 2014
5 copyright : (C) Denis Rouzaud
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
16
17#ifndef QGSMAPTOOLADVANCEDDIGITIZE_H
18#define QGSMAPTOOLADVANCEDDIGITIZE_H
19
20#include "qgsmaptooledit.h"
21#include "qgis_gui.h"
22#include <memory>
23
28
39{
40 Q_OBJECT
41 public:
42
50
52 void canvasPressEvent( QgsMapMouseEvent *e ) override;
54 void canvasReleaseEvent( QgsMapMouseEvent *e ) override;
56 void canvasMoveEvent( QgsMapMouseEvent *e ) override;
57
61 void activate() override;
62
66 void deactivate() override;
67
68 QgsAdvancedDigitizingDockWidget *cadDockWidget() const { return mCadDockWidget; }
69
77 virtual QgsMapLayer *layer() const;
78
94 bool isAdvancedDigitizingAllowed() const { return mAdvancedDigitizingAllowed; }
95
106 bool isAutoSnapEnabled() const { return mAutoSnapEnabled; }
107
116 bool useSnappingIndicator() const;
117
118 protected:
119
128 void setAdvancedDigitizingAllowed( bool allowed ) { mAdvancedDigitizingAllowed = allowed; }
129
138 void setAutoSnapEnabled( bool enabled ) { mAutoSnapEnabled = enabled; }
139
148 void setUseSnappingIndicator( bool enabled );
149
150
151 QgsAdvancedDigitizingDockWidget *mCadDockWidget = nullptr;
152
153 public:
154
163 virtual void cadCanvasPressEvent( QgsMapMouseEvent *e ) { Q_UNUSED( e ) }
164
165
174 virtual void cadCanvasReleaseEvent( QgsMapMouseEvent *e ) { Q_UNUSED( e ) }
175
176
185 virtual void cadCanvasMoveEvent( QgsMapMouseEvent *e ) { Q_UNUSED( e ) }
186
193 bool snapToLayerGridEnabled() const;
194
201 void setSnapToLayerGridEnabled( bool snapToLayerGridEnabled );
202
203 private slots:
204
213 void cadPointChanged( const QgsPointXY &point );
214
215 void onCurrentLayerChanged();
216
217 private:
218
220 bool mAdvancedDigitizingAllowed = true;
222 bool mAutoSnapEnabled = true;
224 bool mSnapToLayerGridEnabled = true;
225 QgsSnapToGridCanvasItem *mSnapToGridCanvasItem = nullptr;
226
227 std::unique_ptr<QgsSnapIndicator> mSnapIndicator;
228};
229
230#endif // QGSMAPTOOLADVANCEDDIGITIZE_H
The QgsAdvancedDigitizingDockWidget class is a dockable widget used to handle the CAD tools on top of...
Map canvas is a class for displaying all GIS data types on a canvas.
Base class for all map layer types.
Definition qgsmaplayer.h:75
A QgsMapMouseEvent is the result of a user interaction with the mouse on a QgsMapCanvas.
The QgsMapToolAdvancedDigitizing class is a QgsMapTool which gives event directly in map coordinates ...
virtual void cadCanvasMoveEvent(QgsMapMouseEvent *e)
Override this method when subclassing this class.
bool isAutoSnapEnabled() const
Returns whether mouse events (press/move/release) should automatically try to snap mouse position (ac...
virtual void cadCanvasPressEvent(QgsMapMouseEvent *e)
Override this method when subclassing this class.
QgsAdvancedDigitizingDockWidget * cadDockWidget() const
~QgsMapToolAdvancedDigitizing() override
void setAdvancedDigitizingAllowed(bool allowed)
Sets whether functionality of advanced digitizing dock widget is currently allowed.
virtual void cadCanvasReleaseEvent(QgsMapMouseEvent *e)
Override this method when subclassing this class.
void setAutoSnapEnabled(bool enabled)
Sets whether mouse events (press/move/release) should automatically try to snap mouse position This m...
bool isAdvancedDigitizingAllowed() const
Returns whether functionality of advanced digitizing dock widget is currently allowed.
Base class for map tools that edit vector geometry.
QgsMapLayer * layer(const QString &id)
Returns the map layer with the matching ID, or nullptr if no layers could be found.
virtual void canvasPressEvent(QgsMapMouseEvent *e)
Mouse press event for overriding. Default implementation does nothing.
virtual void canvasMoveEvent(QgsMapMouseEvent *e)
Mouse move event for overriding. Default implementation does nothing.
virtual void canvasReleaseEvent(QgsMapMouseEvent *e)
Mouse release event for overriding. Default implementation does nothing.
virtual void activate()
called when set as currently active map tool
virtual void deactivate()
called when map tool is being deactivated
A class to represent a 2D point.
Definition qgspointxy.h:60
Class that shows snapping marker on map canvas for the current snapping match.
Shows a grid on the map canvas given a spatial resolution.