PositionManager.hpp

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#ifndef LGL_POSITION_MANAGER_HPP
#define LGL_POSITION_MANAGER_HPP

#include <vector>
#include <ostream>

#include <lgl/FlexGrid.hpp>

#include <lgl/Location.hpp>
#include <lgl/GeoData.hpp>
#include <lgl/Raster.hpp>
#include <lgl/Quadtree.hpp>
#include <lgl/Decomp.hpp>

namespace jafar {
  namespace lgl {

   struct PosFeature {
    bool active;
    
    PosFeature(bool _active=true):active(_active) {}
   };
   
   class PositionManager {
    
    typedef FlexGrid<PosFeature> PosMap;
    
   protected :
    
    RasterRect rect;
    PosMap pos;
    GeoData* geodata;
    Quadtree<double,GeoData>* quadtree;
    
   public:
      
    PositionManager(GeoData* _geodata, jafar::lgl::Quadtree<double,GeoData>* _qtree);

    ~PositionManager();

    bool isAtCenter(const NavLocation& loc) const;

    // check if a position is at the edge or not of the a raster cell
    bool isAtEdge(const NavLocation& loc) const;
      
    // check if a position is at the border of the cell
    bool isAtBorder(const NavLocation& loc) const;        

    bool getGEnterPos(const NavLocation& loc, std::vector<NavLocation>& enterLocs) const;
      
    // get adjacents cells to a given position
    bool getAdjRasterCells(const NavLocation& loc, std::vector<RasterCellIndex>& cells) const;

    // get adjacents cluster to a given position
    bool getAdjClusters(const NavLocation& loc, std::vector<RasterCellIndex>& clusters) const;

    bool getTopLeftRasterCell(const NavLocation& loc, RasterCellIndex& cell);
    
    bool getTopLeftCluster(const NavLocation& loc, RasterCellIndex& cell);

    bool inSameCluster(const NavLocation& loc1, const NavLocation& loc2, RasterCellIndex& clusterRoot);

    bool getCluster(const NavLocation& loc1, const NavLocation& loc2, RasterRect& cluster);

    bool getCluster(const NavLocation& loc1, const NavLocation& loc2, DecompCluster** cluster);
    bool getCluster(const RasterCellIndex& clusterRoot, DecompCluster** cluster);

    bool getClusterUnordered(const NavLocation& loc, DecompCluster** cluster);

   };


  }
}

#endif /* LGL_POSITION_MANAGER_HPP */