text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    vtkPlaybackRepresentation.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.
  
  =========================================================================*/
  /**
   * @class   vtkPlaybackRepresentation
   * @brief   represent the vtkPlaybackWidget
   *
   * This class is used to represent the vtkPlaybackWidget. Besides defining
   * geometry, this class defines a series of virtual method stubs that are
   * meant to be subclassed by applications for controlling playback.
   *
   * @sa
   * vtkPlaybackWidget
  */
  
  #ifndef vtkPlaybackRepresentation_h
  #define vtkPlaybackRepresentation_h
  
  #include "vtkInteractionWidgetsModule.h" // For export macro
  #include "vtkBorderRepresentation.h"
  
  class vtkRenderer;
  class vtkRenderWindowInteractor;
  class vtkPoints;
  class vtkPolyData;
  class vtkTransformPolyDataFilter;
  class vtkPolyDataMapper2D;
  class vtkProperty2D;
  class vtkActor2D;
  
  class VTKINTERACTIONWIDGETS_EXPORT vtkPlaybackRepresentation : public vtkBorderRepresentation
  {
  public:
    /**
     * Instantiate this class.
     */
    static vtkPlaybackRepresentation *New();
  
    //@{
    /**
     * Standard VTK class methods.
     */
    vtkTypeMacro(vtkPlaybackRepresentation,vtkBorderRepresentation);
    void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
    //@}
  
    //@{
    /**
     * By obtaining this property you can specify the properties of the
     * representation.
     */
    vtkGetObjectMacro(Property,vtkProperty2D);
    //@}
  
    /**
     * Virtual callbacks that subclasses should implement.
     */
    virtual void Play() {}
    virtual void Stop() {}
    virtual void ForwardOneFrame() {}
    virtual void BackwardOneFrame() {}
    virtual void JumpToBeginning() {}
    virtual void JumpToEnd() {}
  
    /**
     * Satisfy the superclasses' API.
     */
    void BuildRepresentation() VTK_OVERRIDE;
    void GetSize(double size[2]) VTK_OVERRIDE
      {size[0]=12.0; size[1]=2.0;}
  
    //@{
    /**
     * These methods are necessary to make this representation behave as
     * a vtkProp.
     */
    void GetActors2D(vtkPropCollection*) VTK_OVERRIDE;
    void ReleaseGraphicsResources(vtkWindow*) VTK_OVERRIDE;
    int RenderOverlay(vtkViewport*) VTK_OVERRIDE;
    int RenderOpaqueGeometry(vtkViewport*) VTK_OVERRIDE;
    int RenderTranslucentPolygonalGeometry(vtkViewport*) VTK_OVERRIDE;
    int HasTranslucentPolygonalGeometry() VTK_OVERRIDE;
    //@}
  
  protected:
    vtkPlaybackRepresentation();
    ~vtkPlaybackRepresentation() VTK_OVERRIDE;
  
    // representation geometry
    vtkPoints                  *Points;
    vtkPolyData                *PolyData;
    vtkTransformPolyDataFilter *TransformFilter;
    vtkPolyDataMapper2D        *Mapper;
    vtkProperty2D              *Property;
    vtkActor2D                 *Actor;
  
  private:
    vtkPlaybackRepresentation(const vtkPlaybackRepresentation&) VTK_DELETE_FUNCTION;
    void operator=(const vtkPlaybackRepresentation&) VTK_DELETE_FUNCTION;
  };
  
  #endif
  