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render_panel.cpp

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/*
 * Copyright (c) 2008, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "render_panel.h"
#include "visualization_manager.h"
#include "display.h"
#include "display_wrapper.h"
#include "tools/tool.h"
#include "viewport_mouse_event.h"
#include "view_controller.h"

#include <boost/bind.hpp>

#include <OGRE/OgreRoot.h>
#include <OGRE/OgreViewport.h>

namespace rviz
{

RenderPanel::RenderPanel( wxWindow* parent, bool create_render_window, Display* display )
: wxOgreRenderWindow( Ogre::Root::getSingletonPtr(), parent, wxID_ANY, wxDefaultPosition, wxSize(800, 600), wxSUNKEN_BORDER, wxDefaultValidator, create_render_window )
, mouse_x_( 0 )
, mouse_y_( 0 )
, manager_(0)
, scene_manager_(0)
, camera_(0)
, view_controller_(0)
, display_(display)
{
  SetFocus();
  Connect( wxEVT_CHAR, wxKeyEventHandler( RenderPanel::onChar ), NULL, this );

  Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_MIDDLE_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_RIGHT_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_MOTION, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_LEFT_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_MIDDLE_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_RIGHT_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_MOUSEWHEEL, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Connect( wxEVT_LEFT_DCLICK, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );

  Connect( wxEVT_CONTEXT_MENU, wxContextMenuEventHandler(RenderPanel::onContextMenu), NULL, this );
  Connect( wxEVT_CLOSE_WINDOW, wxCloseEventHandler( RenderPanel::onClose ), NULL, this );
}

RenderPanel::~RenderPanel()
{
  delete view_controller_;
  scene_manager_->destroyCamera(camera_);

  Disconnect( wxEVT_CHAR, wxKeyEventHandler( RenderPanel::onChar ), NULL, this );
  Disconnect( wxEVT_LEFT_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_MIDDLE_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_RIGHT_DOWN, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_MOTION, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_LEFT_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_MIDDLE_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_RIGHT_UP, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_MOUSEWHEEL, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );
  Disconnect( wxEVT_LEFT_DCLICK, wxMouseEventHandler( RenderPanel::onRenderWindowMouseEvents ), NULL, this );

  Disconnect( wxEVT_CLOSE_WINDOW, wxCloseEventHandler(RenderPanel::onClose), NULL, this );
}

void RenderPanel::initialize(Ogre::SceneManager* scene_manager, VisualizationManager* manager)
{
  manager_ = manager;
  scene_manager_ = scene_manager;

  std::stringstream ss;
  static int count = 0;
  ss << "RenderPanelCamera" << count++;
  camera_ = scene_manager_->createCamera(ss.str());

  wxOgreRenderWindow::setCamera(camera_);
}

void RenderPanel::onClose( wxCloseEvent& event )
{
  if( display_ != NULL && manager_ != NULL )
  {
    // Have to use the DisplayWrapper disable function so the checkbox
    // gets unchecked, since it owns the "enabled" property.
    DisplayWrapper* wrapper = manager_->getDisplayWrapper( display_ );
    if( wrapper != NULL )
    {
      wrapper->setEnabled( false );
    }
  }
}

void RenderPanel::onRenderWindowMouseEvents( wxMouseEvent& event )
{
  int last_x = mouse_x_;
  int last_y = mouse_y_;

  mouse_x_ = event.GetX();
  mouse_y_ = event.GetY();

  if (manager_)
  {
    SetFocus();

    ViewportMouseEvent vme(this, getViewport(), event, last_x, last_y);
    manager_->handleMouseEvent(vme);
  }
}

void RenderPanel::onChar( wxKeyEvent& event )
{
  if (manager_)
  {
    manager_->handleChar( event );
  }
}

void RenderPanel::setViewController(ViewController* controller)
{
  if (view_controller_)
  {
    view_controller_->deactivate();
  }

  delete view_controller_;
  view_controller_ = controller;

  view_controller_->activate(camera_, manager_ ? manager_->getTargetFrame() : "");
}

void RenderPanel::createRenderWindow()
{
  wxOgreRenderWindow::createRenderWindow();
  wxOgreRenderWindow::setCamera(camera_);
}

void RenderPanel::setContextMenu( boost::shared_ptr<wxMenu> menu )
{
  boost::mutex::scoped_lock lock(context_menu_mutex_);
  context_menu_ = menu;
}

void RenderPanel::onContextMenu( wxContextMenuEvent& event )
{
  boost::shared_ptr<wxMenu> context_menu;
  {
    boost::mutex::scoped_lock lock(context_menu_mutex_);
    context_menu.swap(context_menu_);
  }

  if ( context_menu )
  {
    PopupMenu( context_menu.get(), event.GetPosition().x, event.GetPosition().y );
  }
}

/* START_WX-2.9_COMPAT_CODE
This code is related to ticket: https://code.ros.org/trac/ros-pkg/ticket/5156
*/
#if wxMAJOR_VERSION == 2 and wxMINOR_VERSION == 9 // If wxWidgets 2.9.x
void RenderPanel::addPendingEvent(const wxEvent& event) {
  this->AddPendingEvent(event);
}
#endif
/* END_WX-2.9_COMPAT_CODE */

} // namespace rviz

---

rviz
Author(s): Josh Faust, Dave Hershberger
autogenerated on Sat Mar 2 14:16:21 2013