qgsplottransienttools.h

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/***************************************************************************
                          qgsplottransienttools.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 QGSPLOTTRANSIENTTOOLS_H
#define QGSPLOTTRANSIENTTOOLS_H
 
#include "qgsplottool.h"
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsplottoolzoom.h"
 
class GUI_EXPORT QgsPlotToolTemporaryKeyPan : public QgsPlotTool
{
    Q_OBJECT
 
  public:
    QgsPlotToolTemporaryKeyPan( QgsPlotCanvas *canvas SIP_TRANSFERTHIS );
 
    void plotMoveEvent( QgsPlotMouseEvent *event ) override;
    void keyReleaseEvent( QKeyEvent *event ) override;
    void activate() override;
 
  private:
    QPoint mLastMousePos;
    QPointer<QgsPlotTool> mPreviousTool;
};
 
class GUI_EXPORT QgsPlotToolTemporaryMousePan : public QgsPlotTool
{
    Q_OBJECT
 
  public:
    QgsPlotToolTemporaryMousePan( QgsPlotCanvas *canvas SIP_TRANSFERTHIS );
 
    void plotMoveEvent( QgsPlotMouseEvent *event ) override;
    void plotReleaseEvent( QgsPlotMouseEvent *event ) override;
    void activate() override;
 
  private:
    QPoint mLastMousePos;
    QPointer<QgsPlotTool> mPreviousTool;
};
 
class GUI_EXPORT QgsPlotToolTemporaryKeyZoom : public QgsPlotToolZoom
{
    Q_OBJECT
 
  public:
    QgsPlotToolTemporaryKeyZoom( QgsPlotCanvas *canvas SIP_TRANSFERTHIS );
 
    void plotReleaseEvent( QgsPlotMouseEvent *event ) override;
    void keyPressEvent( QKeyEvent *event ) override;
    void keyReleaseEvent( QKeyEvent *event ) override;
    void activate() override;
 
  private:
    QPointer<QgsPlotTool> mPreviousViewTool;
 
    bool mDeactivateOnMouseRelease = false;
 
    void updateCursor( Qt::KeyboardModifiers modifiers );
};
 
#endif // QGSPLOTTRANSIENTTOOLS_H