project_model.h

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/*
 * Software License Agreement  (BSD License)
 *
 *  Point Cloud Library  (PCL) - www.pointclouds.org
 *  Copyright  (c) 2012, Jeremie Papon.
 *
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#ifndef PROJECT_MODEL_H_
#define PROJECT_MODEL_H_


#include <vtkSmartPointer.h>
#include <vtkCamera.h>

#include <pcl/io/pcd_io.h>

#include <pcl/apps/cloud_composer/commands.h>
#include <pcl/apps/cloud_composer/qt.h>
#include <pcl/apps/cloud_composer/point_selectors/selection_event.h> 
#include <pcl/apps/cloud_composer/point_selectors/manipulation_event.h>
#include <pcl/apps/cloud_composer/point_selectors/interactor_style_switch.h>

class QItemSelectionModel;

namespace pcl
{
  namespace cloud_composer
  {
    class CloudCommand;
    class AbstractTool;
    class WorkQueue;
    class CloudComposerItem;
    class CloudView;
    class InteractorStyleSwitch;
    
    class ProjectModel : public QStandardItemModel
    {
        Q_OBJECT

      public:
        ProjectModel (QObject *parent = 0);
        ProjectModel (const ProjectModel& to_copy);
        virtual ~ProjectModel ();
        
        ProjectModel (QString project_name, QObject *parent = 0);
        
        inline const QString
        getName () { return horizontalHeaderItem (0)->text (); }
        
        inline QUndoStack*
        getUndoStack () { return undo_stack_; }
        
        void 
        setName (QString new_name);     
        
        inline QItemSelectionModel*
        getSelectionModel ()
        {
          return selection_model_;
        }
        
        
        
        void
        enqueueToolAction (AbstractTool* tool);
               
        void 
        insertNewCloudComposerItem (CloudComposerItem* new_item, QStandardItem* parent_item);
        
        void
        setCloudView (CloudView* view);
        
        void 
        setPointSelection (boost::shared_ptr<SelectionEvent> selected_event);
        
        void
        manipulateClouds (boost::shared_ptr<ManipulationEvent> manip_event);
      public slots:
        void 
        commandCompleted (CloudCommand* command);
        
        void
        clearSelection ();
        
        void 
        deleteSelectedItems ();
        
        void 
        insertNewCloudFromFile ();
        
        void 
        insertNewCloudFromRGBandDepth ();
        
        void 
        saveSelectedCloudToFile ();
        
        void
        emitAllStateSignals ();
        
        void
        setAxisVisibility (bool visible);
              
        void 
        mouseStyleChanged (QAction* new_style_action);
        
        void
        itemSelectionChanged ( const QItemSelection & selected, const QItemSelection & deselected );
        
        void 
        createNewCloudFromSelection ();
        
        void 
        selectAllItems (QStandardItem* item = 0 );
      signals:  
        void
        enqueueNewAction (AbstractTool* tool, ConstItemList data);
        
        void
        modelChanged ();
        
        void 
        axisVisible (const bool axis_visible);
        
        void
        deleteAvailable (bool can_delete);
        
        void
        newCloudFromSelectionAvailable (bool can_create);
        
        void
        mouseStyleState (interactor_styles::INTERACTOR_STYLES);
        
      private:
        bool
        onlyCloudItemsSelected ();
        
        QItemSelectionModel* selection_model_;
        QMap <QString, int> name_to_type_map_;
        QUndoStack* undo_stack_;
        WorkQueue* work_queue_; 
        QThread* work_thread_;
        CloudView* cloud_view_;
        
        QDir last_directory_;
                
        //Variables for toggle action status
        bool axis_visible_;
        QMap <interactor_styles::INTERACTOR_STYLES, bool> selected_style_map_; 
        void
        setSelectedStyle (interactor_styles::INTERACTOR_STYLES style);
        
        boost::shared_ptr<SelectionEvent> selection_event_;
        QMap <CloudItem*, pcl::PointIndices::Ptr > selected_item_index_map_;
    };
  }
}

Q_DECLARE_METATYPE (pcl::cloud_composer::ProjectModel);
Q_DECLARE_METATYPE (pcl::cloud_composer::interactor_styles::INTERACTOR_STYLES);

#endif //PROJECT_MODEL_H