qgsmaptooldigitizefeature.h

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/***************************************************************************
  qgsmaptooldigitizegeometry.h
 
 ---------------------
 begin                : 7.12.2017
 copyright            : (C) 2017 by David Signer
 email                : david at opengis dot 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.                                   *
 *                                                                         *
 ***************************************************************************/
#ifndef QGSMAPTOOLDIGITIZEFEATURE_H
#define QGSMAPTOOLDIGITIZEFEATURE_H
 
#include "qgis_gui.h"
#include "qgsmaptoolcapturelayergeometry.h"
 
class QgsFeature;

class GUI_EXPORT QgsMapToolDigitizeFeature : public QgsMapToolCaptureLayerGeometry
{
    Q_OBJECT
 
  public:
    QgsMapToolDigitizeFeature( QgsMapCanvas *canvas, QgsAdvancedDigitizingDockWidget *cadDockWidget, CaptureMode mode = QgsMapToolCapture::CaptureNone );
 
    QgsMapToolCapture::Capabilities capabilities() const override;
    bool supportsTechnique( Qgis::CaptureTechnique technique ) const override;
 
    void cadCanvasReleaseEvent( QgsMapMouseEvent *e ) override;

    void setLayer( QgsMapLayer *vl );
 
    void activate() override;
    void deactivate() override;
    void reactivate() override;
 
    // Overridden to emit digitizingCanceled when ESC is pressed
    void keyPressEvent( QKeyEvent *e ) override;
 
  signals:

    void digitizingCompleted( const QgsFeature &feature );

    void digitizingFinished();

    void digitizingCanceled();
 
  protected:
    bool checkGeometryType() const;

    void setCheckGeometryType( bool checkGeometryType );
    // TODO QGIS 4: remove if GRASS plugin is dropped

    void layerGeometryCaptured( const QgsGeometry &geometry ) final;

    virtual void featureDigitized( const QgsFeature &feature ) { Q_UNUSED( feature ) }
 
  private:
    QgsMapLayer *mLayer
      = nullptr;

    QgsMapLayer *mCurrentLayer = nullptr;

    bool mCheckGeometryType = true;
 
    friend class TestQgsRelationReferenceWidget;
};
 
#endif // QGSMAPTOOLDIGITIZEFEATURE_H