evGUIVisualizerWindow.h

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/*
 *
 * EVITA: Efficient Visualization of Terascale Datasets
 * Copyright (C) 2000-2016  Team Evita
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
 * MA 02139, USA.
 *
 */


#ifndef __evGUIVisualizerWindow_h
#define __evGUIVisualizerWindow_h


#include <FL/Fl.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Window.H>
#include "vtkRenderWindow.h"
#include "vtkCommand.h"
#include "vtkInteractorStyle.h"
#include "evRenderWindowInteractor.h"
#include "evGUIObject.h"
#include "evGUIWindow.h"


class evGUIVisualizerWindow : public evGUIWindow
{
public:
  evGUIVisualizerWindow(const int width,
                        const int height,
                        const char *title);
  virtual ~evGUIVisualizerWindow(void);
  
  virtual const evString GetClassName(void) const
  {
    return(evString("evGUIVisualizerWindow"));
  }
  
  virtual void show(void);

  evRenderWindowInteractor *GetWindowInteractor(void) const;
  vtkRenderWindow *GetRenderWindow(void) const;

  virtual int Render(void);

protected:
  
private:

  vtkRenderWindow *RenderWindow;
  evRenderWindowInteractor *WindowInteractor;

  Fl_Button *CloseButton;

  static void CloseCallback(Fl_Widget *widget, void *data);
};


inline evGUIVisualizerWindow::~evGUIVisualizerWindow(void)
{
  if (this->RenderWindow != NULL)
    this->RenderWindow->Delete();
  if (this->WindowInteractor != NULL)
    this->WindowInteractor->Delete();
}


inline evRenderWindowInteractor
*evGUIVisualizerWindow::GetWindowInteractor(void) const
{
  return(this->WindowInteractor);
}


inline vtkRenderWindow *evGUIVisualizerWindow::GetRenderWindow(void) const
{
  return(this->RenderWindow);
}


inline void evGUIVisualizerWindow::show(void)
{
  this->Fl_Window::show();
  this->WindowInteractor->show();

  this->WindowInteractor->GetInteractorStyle()->InvokeEvent(vtkCommand::UserEvent, NULL);

}


inline void evGUIVisualizerWindow::CloseCallback(Fl_Widget *widget, void *data)
{
  evGUIVisualizerWindow *visualizer_window = (evGUIVisualizerWindow *)data;

  visualizer_window->do_callback();
}


inline int evGUIVisualizerWindow::Render(void)
{
  this->RenderWindow->Render();

  return(0);
}


#endif