qgsplottoolxaxiszoom.h

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/***************************************************************************
                          qgsplottoolxaxiszoom.h
                          ---------------
    begin                : March 2022
    copyright            : (C) 2022 by Nyall Dawson
    email                : nyall dot dawson 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.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSPLOTTOOLXAXISZOOM_H
#define QGSPLOTTOOLXAXISZOOM_H
 
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsplottoolzoom.h"
 
// we probably want to generalize this in future to allow for y/other axis constrained
// zooms, so let's not get locked to stable api...
#define SIP_NO_FILE
 
class QgsPlotRectangularRubberBand;
class QgsElevationProfileCanvas;

class GUI_EXPORT QgsPlotToolXAxisZoom : public QgsPlotToolZoom
{
    Q_OBJECT
 
  public:
    QgsPlotToolXAxisZoom( QgsElevationProfileCanvas *canvas SIP_TRANSFERTHIS );
    ~QgsPlotToolXAxisZoom() override;
 
  protected:
    QPointF constrainStartPoint( QPointF scenePoint ) const override;
    QPointF constrainMovePoint( QPointF scenePoint ) const override;
    QRectF constrainBounds( const QRectF &sceneBounds ) const override;
    void zoomOutClickOn( QPointF scenePoint ) override;
    void zoomInClickOn( QPointF scenePoint ) override;
 
  private:
    QgsElevationProfileCanvas *mElevationCanvas = nullptr;
};
 
#endif // QGSPLOTTOOLXAXISZOOM_H