histogram_visualizer.h

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/*
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 *     disclaimer in the documentation and/or other materials provided
 *     with the distribution.
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 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
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 * $Id: pcl_histogram_visualizer.h 31709 2010-08-11 08:11:54Z rusu $
 *
 */
#ifndef PCL_PCL_HISTOGRAM_VISUALIZER_H_
#define PCL_PCL_HISTOGRAM_VISUALIZER_H_

#include <pcl_visualization/interactor.h>
#include <pcl_visualization/interactor_style.h>
#include <pcl_visualization/common/common.h>
#include <pcl_visualization/common/ren_win_interact_map.h>
#include <vtkCommand.h>
#include <vtkXYPlotActor.h>
#include <vtkTextProperty.h>
#include <vtkProperty2D.h>
#include <vtkFieldData.h>
#include <vtkDoubleArray.h>

namespace pcl_visualization
{

  class PCLHistogramVisualizer
  {
    public:
      PCLHistogramVisualizer ();

      void spinOnce (int time = 1, bool force_redraw = false);
      
      void spin ();
      
      void setBackgroundColor (const double &r, const double &g, const double &b, int viewport = 0);

      template <typename PointT> bool addFeatureHistogram (const pcl::PointCloud<PointT> &cloud, int hsize, const std::string &id = "cloud", int win_width = 640, int win_height = 200);

      bool addFeatureHistogram (const sensor_msgs::PointCloud2 &cloud, const std::string &field_name, const std::string &id = "cloud", int win_width = 640, int win_height = 200);

      void setGlobalYRange (float minp, float maxp);

      void updateWindowPositions ();

      bool wasStopped ();
      void resetStoppedFlag ();

    private:
      RenWinInteractMap wins_;

      struct ExitMainLoopTimerCallback : public vtkCommand
      {
        static ExitMainLoopTimerCallback* New()
        {
          return new ExitMainLoopTimerCallback;
        }
        virtual void Execute(vtkObject* vtkNotUsed(caller), unsigned long event_id, void* call_data)
        {
          if (event_id != vtkCommand::TimerEvent)
            return;
          int timer_id = *(int*)call_data;

          if (timer_id != right_timer_id)
            return;

          // Stop vtk loop and send notification to app to wake it up
          interact->stopLoop ();
        }
        int right_timer_id;
        PCLVisualizerInteractor *interact;
      };
      struct ExitCallback : public vtkCommand
      {
        static ExitCallback* New ()
        {
          return new ExitCallback;
        }
        virtual void Execute (vtkObject* caller, unsigned long event_id, void* call_data)
        {
          if (event_id != vtkCommand::ExitEvent)
            return;

          interact->stopped = true;
        }
        PCLVisualizerInteractor *interact;
      };

      vtkSmartPointer<ExitMainLoopTimerCallback> exit_main_loop_timer_callback_;
      vtkSmartPointer<ExitCallback> exit_callback_;

  };
}

#include "libpcl_visualization/histogram_visualizer.hpp"

#endif

---

pcl_visualization
Author(s): Radu Bogdan Rusu, Bastian Steder, Ethan Rublee
autogenerated on Fri Jan 11 09:59:10 2013