// -*- mode: c++ -*-
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#ifndef JSK_PCL_ROS_UTILS_STATIC_POLYGON_ARRAY_PUBLISHER_H_
#define JSK_PCL_ROS_UTILS_STATIC_POLYGON_ARRAY_PUBLISHER_H_

#include <ros/ros.h>
#include <ros/names.h>
#include <sensor_msgs/PointCloud2.h>

#include <pcl_ros/pcl_nodelet.h>
#include <jsk_recognition_msgs/PolygonArray.h>
#include <jsk_recognition_msgs/ModelCoefficientsArray.h>

#include <nodelet/nodelet.h>
#include <topic_tools/shape_shifter.h>

#include <message_filters/subscriber.h>
#include <message_filters/time_synchronizer.h>
#include <message_filters/synchronizer.h>
#include <message_filters/sync_policies/approximate_time.h>

#include <jsk_recognition_msgs/Int32Stamped.h>
#include <std_msgs/Header.h>
#include "jsk_recognition_utils/pcl_conversion_util.h"
#include <jsk_topic_tools/connection_based_nodelet.h>

namespace jsk_pcl_ros_utils
{

  class StaticPolygonArrayPublisher:
    public jsk_topic_tools::ConnectionBasedNodelet
  {
  public:
    typedef message_filters::sync_policies::ApproximateTime<
    sensor_msgs::PointCloud2,
    jsk_recognition_msgs::Int32Stamped > SyncPolicy;
    virtual ~StaticPolygonArrayPublisher();

  protected:
    ros::Publisher polygon_pub_, coefficients_pub_;
    ros::Subscriber sub_;
    jsk_recognition_msgs::PolygonArray polygons_;
    jsk_recognition_msgs::ModelCoefficientsArray coefficients_;
    ros::Timer periodic_timer_;
    bool use_periodic_;
    bool use_message_;
    bool use_trigger_;
    double periodic_rate_;      // in Hz
    std::vector<std::string> frame_ids_;
    ros::Timer timer_;
    message_filters::Subscriber<sensor_msgs::PointCloud2> sub_input_;
    message_filters::Subscriber<jsk_recognition_msgs::Int32Stamped> sub_trigger_;
    boost::shared_ptr<message_filters::Synchronizer<SyncPolicy> >sync_;
    virtual void onInit();
    virtual void inputCallback(const sensor_msgs::PointCloud2::ConstPtr& msg);
    virtual void timerCallback(const ros::TimerEvent& event);
    virtual void publishPolygon(const ros::Time& stamp);
    virtual bool readPolygonArray(const std::string& param);
    virtual double getXMLDoubleValue(XmlRpc::XmlRpcValue val);
    virtual PCLModelCoefficientMsg polygonToModelCoefficients(const geometry_msgs::PolygonStamped& polygon);
    virtual void triggerCallback(const sensor_msgs::PointCloud2::ConstPtr& input,
                                 const jsk_recognition_msgs::Int32Stamped::ConstPtr& trigger);
    virtual void subscribe();
    virtual void unsubscribe();
  private:
  };

}

#endif
