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/*=========================================================================
Program: ParaView
Module: vtkAnimationPlayer.h
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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.
=========================================================================*/
// .NAME vtkAnimationPlayer
// .SECTION Description
// Abstract superclass for an animation player.
#ifndef vtkAnimationPlayer_h
#define vtkAnimationPlayer_h
#include "vtkObject.h"
#include "vtkWeakPointer.h" // needed for vtkWeakPointer.
#include "vtkPVAnimationModule.h" // needed for export macro
class vtkSMAnimationScene;
class VTKPVANIMATION_EXPORT vtkAnimationPlayer : public vtkObject
{
public:
vtkTypeMacro(vtkAnimationPlayer, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Set the animation scene that is to be played by this player.
// Note that the animation scene is not reference counted to avoid loops.
virtual void SetAnimationScene(vtkSMAnimationScene*);
vtkSMAnimationScene* GetAnimationScene();
// Description:
// Start playing the animation.
// Fires StartEvent when play begins and EndEvent when play stops.
void Play();
// Description:
// Stop playing the animation.
void Stop();
// Description:
// Returns if the animation is currently playing.
int IsInPlay() { return this->InPlay? 1 : 0; }
vtkGetMacro(InPlay, bool);
// Description:
// Set to true to play the animation in a loop.
vtkSetMacro(Loop, bool);
vtkGetMacro(Loop, bool);
// Description:
// Take the animation scene to next frame.
void GoToNext();
// Description:
// Take animation scene to previous frame.
void GoToPrevious();
// Description:
// Take animation scene to first frame.
void GoToFirst();
// Description:
// Take animation scene to last frame.
void GoToLast();
protected:
vtkAnimationPlayer();
~vtkAnimationPlayer();
friend class vtkCompositeAnimationPlayer;
virtual void StartLoop(double starttime, double endtime, double* playbackWindow)=0;
virtual void EndLoop()=0;
// Description:
// Return the next time given the current time.
virtual double GetNextTime(double currentime) = 0;
virtual double GoToNext(double start, double end, double currenttime)=0;
virtual double GoToPrevious(double start, double end, double currenttime)=0;
private:
vtkAnimationPlayer(const vtkAnimationPlayer&); // Not implemented
void operator=(const vtkAnimationPlayer&); // Not implemented
vtkWeakPointer<vtkSMAnimationScene> AnimationScene;
bool InPlay;
bool StopPlay;
bool Loop;
double CurrentTime;
};
#endif
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