dox/GUISupport/Qt/Chart/vtkQtChartMouseZoom.h

Go to the documentation of this file.

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkQtChartMouseZoom.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/


#ifndef _vtkQtChartMouseZoom_h
#define _vtkQtChartMouseZoom_h


#include "vtkQtChartExport.h"
#include "vtkQtChartMouseFunction.h"

class vtkQtChartArea;
class vtkQtChartMouseZoomInternal;
class QCursor;
class QMouseEvent;


class VTKQTCHART_EXPORT vtkQtChartMouseZoom : public vtkQtChartMouseFunction
{
public:
  enum ZoomFlags
    {
    ZoomBoth,  
    ZoomXOnly, 
    ZoomYOnly  
    };

public:
  vtkQtChartMouseZoom(QObject *parent=0);
  virtual ~vtkQtChartMouseZoom();


  virtual void setMouseOwner(bool owns);

  virtual bool mousePressEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseMoveEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseReleaseEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseDoubleClickEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool wheelEvent(QWheelEvent *e, vtkQtChartArea *chart);

  ZoomFlags getFlags() const {return this->Flags;}

protected:
  void setFlags(ZoomFlags flags) {this->Flags = flags;}

private:
  vtkQtChartMouseZoomInternal *Internal; 
  ZoomFlags Flags;                       

private:
  vtkQtChartMouseZoom(const vtkQtChartMouseZoom &);
  vtkQtChartMouseZoom &operator=(const vtkQtChartMouseZoom &);
};


class VTKQTCHART_EXPORT vtkQtChartMouseZoomX : public vtkQtChartMouseZoom
{
public:
  vtkQtChartMouseZoomX(QObject *parent=0);
  virtual ~vtkQtChartMouseZoomX() {}

private:
  vtkQtChartMouseZoomX(const vtkQtChartMouseZoomX &);
  vtkQtChartMouseZoomX &operator=(const vtkQtChartMouseZoomX &);
};


class VTKQTCHART_EXPORT vtkQtChartMouseZoomY : public vtkQtChartMouseZoom
{
public:
  vtkQtChartMouseZoomY(QObject *parent=0);
  virtual ~vtkQtChartMouseZoomY() {}

private:
  vtkQtChartMouseZoomY(const vtkQtChartMouseZoomY &);
  vtkQtChartMouseZoomY &operator=(const vtkQtChartMouseZoomY &);
};


class VTKQTCHART_EXPORT vtkQtChartMouseZoomBox : public vtkQtChartMouseFunction
{
public:
  vtkQtChartMouseZoomBox(QObject *parent=0);
  virtual ~vtkQtChartMouseZoomBox();


  virtual void setMouseOwner(bool owns);

  virtual bool mousePressEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseMoveEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseReleaseEvent(QMouseEvent *e, vtkQtChartArea *chart);
  virtual bool mouseDoubleClickEvent(QMouseEvent *e, vtkQtChartArea *chart);

private:
  QCursor *ZoomCursor; 

private:
  vtkQtChartMouseZoomBox(const vtkQtChartMouseZoomBox &);
  vtkQtChartMouseZoomBox &operator=(const vtkQtChartMouseZoomBox &);
};

#endif

---