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LOD_GhostTestApp.cpp

/**
 * $Id: LOD_GhostTestApp.cpp,v 1.4 2002/12/16 11:12:32 mein Exp $
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#define TRUE 1
#define FALSE 0

#include "LOD_GhostTestApp.h"

#include "GHOST_ISystem.h"
#include "GHOST_IWindow.h"
#include "common/GlutDrawer.h"
#include "common/GlutKeyboardManager.h"
#include "common/GlutMouseManager.h"

using namespace std;

LOD_GhostTestApp::
LOD_GhostTestApp(
):
      m_window(NULL),
      m_system(NULL),
      m_finish_me_off (false)
{
}

// initialize the applicaton

      bool
LOD_GhostTestApp::
InitApp(
){

      // create a system and window with opengl
      // rendering context.

      GHOST_TSuccess success = GHOST_ISystem::createSystem();
      if (success == GHOST_kFailure) return false;

      m_system = GHOST_ISystem::getSystem();
      if (m_system == NULL) return false;

      m_system->addEventConsumer(this);
      
      m_window = m_system->createWindow(
            "GHOST crud!",
            100,100,640,480,GHOST_kWindowStateNormal,
            GHOST_kDrawingContextTypeOpenGL,
            FALSE
      );

      if (
            m_window == NULL
      ) {
            m_system = NULL;
            GHOST_ISystem::disposeSystem();
            return false;
      }

      return true;
}

// Run the application untill internal return.
      void
LOD_GhostTestApp::
Run(
){
      if (m_system == NULL) {
            return;
      }

      while (!m_finish_me_off) {
            m_system->processEvents(TRUE);
            m_system->dispatchEvents();
      };
}

LOD_GhostTestApp::
~LOD_GhostTestApp(
){
      if (m_window) {
            m_system->disposeWindow(m_window);
            m_window = NULL;
            GHOST_ISystem::disposeSystem();
            m_system = NULL;
      }
};


      bool 
LOD_GhostTestApp::
processEvent(
      GHOST_IEvent* event
){

      // map ghost events to the glut schmuk handlers.
      bool handled = false;

      switch(event->getType()) {
            case GHOST_kEventWindowSize:
            case GHOST_kEventWindowActivate:
            case GHOST_kEventWindowUpdate:
                  GlutDrawManager::Draw();
                  static_cast<GHOST_TEventWindowData *>(event->getData())->window->swapBuffers();

                  handled = true;
                  break;
            case GHOST_kEventButtonDown:
            {
                  int x,y;
                  m_system->getCursorPosition(x,y);
      
                  int wx,wy;
                  m_window->screenToClient(x,y,wx,wy);

                  GHOST_TButtonMask button = 
                        static_cast<GHOST_TEventButtonData *>(event->getData())->button;
                  GlutMouseManager::ButtonDown(m_window,button,wx,wy);
            }
            handled = true;
            break;

            case GHOST_kEventButtonUp:
            {
                  int x,y;
                  m_system->getCursorPosition(x,y);
      
                  int wx,wy;
                  m_window->screenToClient(x,y,wx,wy);

                  GHOST_TButtonMask button = 
                        static_cast<GHOST_TEventButtonData *>(event->getData())->button;
                  GlutMouseManager::ButtonUp(m_window,button,wx,wy);
            }
            handled = true;
            break;

            case GHOST_kEventCursorMove:
            {     
                  int x,y;
                  m_system->getCursorPosition(x,y);
      
                  int wx,wy;
                  m_window->screenToClient(x,y,wx,wy);

                  GlutMouseManager::Motion(m_window,wx,wy);
      
            }     
            handled = true;
            break;

            case GHOST_kEventKeyDown :
            {
                  GHOST_TEventKeyData *kd = 
                        static_cast<GHOST_TEventKeyData *>(event->getData());

                  int x,y;
                  m_system->getCursorPosition(x,y);
      
                  int wx,wy;
                  m_window->screenToClient(x,y,wx,wy);

                  GlutKeyboardManager::HandleKeyboard(kd->key,wx,wy);
            }           
            handled = true;
            break;
      
            default :
                  break;
      }

      return handled;
}

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