laser_scan_display.h

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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
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#ifndef RVIZ_LASER_SCAN_DISPLAY_H
#define RVIZ_LASER_SCAN_DISPLAY_H

#include <sensor_msgs/LaserScan.h>

#include "rviz/message_filter_display.h"

namespace laser_geometry
{
class LaserProjection;
}

namespace rviz
{

class IntProperty;
class PointCloudCommon;

class LaserScanDisplay: public MessageFilterDisplay<sensor_msgs::LaserScan>
{
Q_OBJECT
public:
  LaserScanDisplay();
  ~LaserScanDisplay();

  virtual void reset();

  virtual void update( float wall_dt, float ros_dt );

private Q_SLOTS:
  void updateQueueSize();

protected:
  virtual void onInitialize();

  virtual void processMessage( const sensor_msgs::LaserScanConstPtr& scan );

  IntProperty* queue_size_property_;

  PointCloudCommon* point_cloud_common_;

  laser_geometry::LaserProjection* projector_;
  ros::Duration filter_tolerance_;
};

} // namespace rviz

#endif