MeasureItem.hh

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/*
 * Copyright (C) 2014-2016 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

#ifndef _GAZEBO_GUI_BUILDING_MEASUREITEM_HH_
#define _GAZEBO_GUI_BUILDING_MEASUREITEM_HH_

#include <memory>
#include <ignition/math/Vector2.hh>

#include "gazebo/gui/qt.h"
#include "gazebo/gui/building/SegmentItem.hh"

#include "gazebo/util/system.hh"

namespace gazebo
{
  namespace gui
  {
    // Forward declare private data.
    class MeasureItemPrivate;


    class GZ_GUI_VISIBLE MeasureItem : public SegmentItem
    {
      Q_OBJECT

      public: MeasureItem(const ignition::math::Vector2d &_start,
          const ignition::math::Vector2d &_end);

      public: ~MeasureItem();

      // Documentation inherited
      private: virtual void paint(QPainter *_painter,
          const QStyleOptionGraphicsItem *_option, QWidget *_widget);

      public: double Distance() const;

      public: void SetValue(double _value);

      private: std::unique_ptr<MeasureItemPrivate> dataPtr;
    };
  }
}

#endif