vtkWebApplication.h

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

  Program:   Visualization Toolkit
  Module:    vtkWebApplication.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.

=========================================================================*/
#ifndef vtkWebApplication_h
#define vtkWebApplication_h

#include "vtkObject.h"
#include "vtkWebCoreModule.h" // needed for exports

class vtkObjectIdMap;
class vtkRenderWindow;
class vtkUnsignedCharArray;
class vtkWebInteractionEvent;

class VTKWEBCORE_EXPORT vtkWebApplication : public vtkObject
{
public:
  static vtkWebApplication* New();
  vtkTypeMacro(vtkWebApplication, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);


  enum
  {
    ENCODING_NONE=0,
    ENCODING_BASE64=1
  };
  vtkSetClampMacro(ImageEncoding, int, ENCODING_NONE, ENCODING_BASE64);
  vtkGetMacro(ImageEncoding, int);


  enum
  {
    COMPRESSION_NONE=0,
    COMPRESSION_PNG=1,
    COMPRESSION_JPEG=2
  };
  vtkSetClampMacro(ImageCompression, int, COMPRESSION_NONE, COMPRESSION_JPEG);
  vtkGetMacro(ImageCompression, int);


  vtkUnsignedCharArray* StillRender(vtkRenderWindow* view, int quality = 100);
  vtkUnsignedCharArray* InteractiveRender(vtkRenderWindow* view, int quality = 50);
  const char* StillRenderToString(vtkRenderWindow* view, vtkMTimeType time = 0, int quality = 100);

  bool GetHasImagesBeingProcessed(vtkRenderWindow*);

  bool HandleInteractionEvent(
    vtkRenderWindow* view, vtkWebInteractionEvent* event);

  void InvalidateCache(vtkRenderWindow* view);


  vtkGetMacro(LastStillRenderToStringMTime, vtkMTimeType);

  const char* GetWebGLSceneMetaData(vtkRenderWindow* view);

  const char* GetWebGLBinaryData(vtkRenderWindow *view, const char* id, int partIndex);

  vtkObjectIdMap* GetObjectIdMap();

protected:
  vtkWebApplication();
  ~vtkWebApplication();

  int ImageEncoding;
  int ImageCompression;
  vtkMTimeType LastStillRenderToStringMTime;

private:
  vtkWebApplication(const vtkWebApplication&) VTK_DELETE_FUNCTION;
  void operator=(const vtkWebApplication&) VTK_DELETE_FUNCTION;

  class vtkInternals;
  vtkInternals* Internals;

};

#endif