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/*=========================================================================
Program: Visualization Toolkit
Module: ExternalVTKWidget.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.
=========================================================================*/
// .NAME ExternalVTKWidget - Use VTK rendering in an external window/application
// .SECTION Description
// ExternalVTKWidget provides an easy way to render VTK objects in an external
// environment using the VTK rendering framework without drawing a new window.
#ifndef __ExternalVTKWidget_h
#define __ExternalVTKWidget_h
#include "vtkExternalOpenGLRenderer.h"
#include "vtkExternalOpenGLRenderWindow.h"
#include "vtkObject.h"
#include "vtkRenderingExternalModule.h" // For export macro
// Class that maintains an external render window.
class VTKRENDERINGEXTERNAL_EXPORT ExternalVTKWidget : public vtkObject
{
public:
static ExternalVTKWidget *New();
vtkTypeMacro(ExternalVTKWidget, vtkObject);
void PrintSelf(ostream &os, vtkIndent indent);
// Set/Get an external render window for the ExternalVTKWidget.
// Since this is a special environment, the methods are limited to use
// vtkExternalOpenGLRenderWindow only.
// \sa vtkExternalOpenGLRenderWindow
vtkExternalOpenGLRenderWindow* GetRenderWindow(void);
void SetRenderWindow(vtkExternalOpenGLRenderWindow* renWin);
// Creates a new renderer and adds it to the render window.
// Returns a handle to the created renderer.
// NOTE: To get a list of renderers, one must go through the RenderWindow API
// i.e. ExternalVTKWidget->GetRenderWindow()->GetRenderers()
// \sa vtkRenderWindow::GetRenderers()
vtkExternalOpenGLRenderer* AddRenderer();
protected:
ExternalVTKWidget();
~ExternalVTKWidget();
vtkExternalOpenGLRenderWindow* RenderWindow;
private:
ExternalVTKWidget(const ExternalVTKWidget&) VTK_DELETE_FUNCTION;
void operator=(const ExternalVTKWidget&) VTK_DELETE_FUNCTION;
};
#endif //__ExternalVTKWidget_h
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