vector_property.h

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/*
 * Copyright (c) 2012, 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
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */
#ifndef VECTOR_PROPERTY_H
#define VECTOR_PROPERTY_H
 
#include <rviz/ogre_helpers/ogre_vector.h>
 
#include <rviz/properties/property.h>
#include <rviz/rviz_export.h>
 
namespace rviz
{
class RVIZ_EXPORT VectorProperty : public Property
{
  Q_OBJECT
public:
  VectorProperty(const QString& name = QString(),
                 const Ogre::Vector3& default_value = Ogre::Vector3::ZERO,
                 const QString& description = QString(),
                 Property* parent = nullptr);
 
  template <typename Func, typename R>
  VectorProperty(const QString& name,
                 const Ogre::Vector3& default_value,
                 const QString& description,
                 Property* parent,
                 Func&& changed_slot,
                 const R* receiver)
    : VectorProperty(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>
  VectorProperty(const QString& name,
                 const Ogre::Vector3& default_value,
                 const QString& description,
                 P* parent,
                 Func&& changed_slot)
    : VectorProperty(name, default_value, description, parent)
  {
    connect(parent, std::forward<Func>(changed_slot));
  }
 
  virtual bool setVector(const Ogre::Vector3& vector);
  virtual Ogre::Vector3 getVector() const
  {
    return vector_;
  }
  bool add(const Ogre::Vector3& offset)
  {
    return setVector(getVector() + offset);
  }
 
  bool setValue(const QVariant& new_value) override;
 
  void load(const Config& config) override;
  void save(Config config) const override;
 
  void setReadOnly(bool read_only) override;
 
private Q_SLOTS:
  void updateFromChildren();
  void emitAboutToChange();
 
private:
  void updateString();
 
  Ogre::Vector3 vector_;
  Property* x_;
  Property* y_;
  Property* z_;
 
  bool ignore_child_updates_;
};
 
} // end namespace rviz
 
#endif // VECTOR_PROPERTY_H