display_group_visibility_property.h

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/*
 * Copyright (c) 2009, 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.
 */
 
#ifndef RVIZ_DISPLAY_GROUP_VISIBILITY_PROPERTY_H_
#define RVIZ_DISPLAY_GROUP_VISIBILITY_PROPERTY_H_
 
#include "display_visibility_property.h"
 
#include <stdint.h>
 
#include <map>
#include <string>
 
#include <QObject>
#include <QString>
 
namespace rviz
{
class DisplayContext;
class Property;
class BoolProperty;
class DisplayGroup;
class BoolProperty;
class DisplayVisibilityProperty;
 
 
/*
 * Manages the visibility of all displays in a display group
 * by switching one bit in Ogre's visibility mask.
 */
class DisplayGroupVisibilityProperty : public DisplayVisibilityProperty
{
  Q_OBJECT
public:
  /* @param parent Parent display (will not get a visibility property)
   * @param context The display context
   * @param root_property Where to attach new properties to
   */
  DisplayGroupVisibilityProperty(uint32_t vis_bit,
                                 DisplayGroup* display_group,
                                 Display* parent_display,
                                 const QString& name = QString(),
                                 bool default_value = false,
                                 const QString& description = QString(),
                                 Property* parent = nullptr);
  template <typename Func, typename R>
  DisplayGroupVisibilityProperty(uint32_t vis_bit,
                                 DisplayGroup* display_group,
                                 Display* parent_display,
                                 const QString& name,
                                 bool default_value,
                                 const QString& description,
                                 Property* parent,
                                 Func&& changed_slot,
                                 const R* receiver)
    : DisplayGroupVisibilityProperty(vis_bit,
                                     display_group,
                                     parent_display,
                                     name,
                                     default_value,
                                     description,
                                     parent)
  {
    connect(receiver, std::forward<Func>(changed_slot));
  }
 
  // this variant is required to allow omitting the receiver argument
  template <typename Func, typename P>
  DisplayGroupVisibilityProperty(uint32_t vis_bit,
                                 DisplayGroup* display_group,
                                 Display* parent_display,
                                 const QString& name,
                                 bool default_value,
                                 const QString& description,
                                 P* parent,
                                 Func&& changed_slot)
    : DisplayGroupVisibilityProperty(vis_bit,
                                     display_group,
                                     parent_display,
                                     name,
                                     default_value,
                                     description,
                                     parent)
  {
    connect(parent, std::forward<Func>(changed_slot));
  }
  ~DisplayGroupVisibilityProperty() override;
 
  // @brief Update visibility masks of all objects in the Ogre scene
  void update() override;
 
public Q_SLOTS:
 
  void onDisplayAdded(rviz::Display* display);
  void onDisplayRemoved(rviz::Display* display);
 
private:
  // sort the properties in the same way as in the
  // root display group
  void sortDisplayList();
 
  DisplayGroup* display_group_;
  std::map<rviz::Display*, DisplayVisibilityProperty*> disp_vis_props_;
  Display* parent_display_;
};
 
 
} // namespace rviz
 
#endif /* DISPLAY_VISIBILITY_MANAGER_H_ */