ICUStrategy.hpp

#pragma once
 
#include "DM/config.hpp"
#include "DM/IPoint.hpp" 
#include "DM/IPolyline.hpp" 
#include "DM/IBox.hpp"
#include "DM/IPointIndexLeaf.hpp"
#include "DM/ObjectBase.hpp"
#include "DM/IPointSet.hpp"
 
#include "DM/Processor/AutoLink.hpp"
#include "DM/Processor/IKernelBase.hpp"
 
DM_NAMESPACE_BEGIN
 
enum struct CUStrategyOrder {
  auto_,
  horizontal,
  vertical
};
 
 
/// \brief kernel for handling point object
class DM_PS_API ICUStrategy : public ObjectBase
{
public:
  static ICUStrategy* New( const IWindow &processLimit, double rasterSizeX, double rasterSizeY, 
                           unsigned tileSizeX, unsigned tileSizeY, 
                           bool pixelIsPoint, CUStrategyOrder order = CUStrategyOrder::auto_);
 
protected:
  virtual ~ICUStrategy() {}
 
public:
  virtual unsigned count() const = 0;
 
  virtual double rasterSizeX() const = 0;
  virtual double rasterSizeY() const = 0;
  
  virtual unsigned tileSizeX() const = 0;
  virtual unsigned tileSizeY() const = 0;
 
  //convert raster index to coordinates
  virtual void index2Coord(unsigned rasterIndexX, unsigned rasterIndexY, double &coordX, double &coordY) const = 0;
 
  virtual WindowHandle get(unsigned idx, unsigned &cuIndexX, unsigned &cuIndexY, 
                           unsigned &rasterIndexX, unsigned &rasterIndexY, 
                           unsigned &cuSizeX, unsigned &cuSizeY) const = 0;
 
};
typedef Handle< ICUStrategy > CUStrategyHandle;
 
 
DM_NAMESPACE_END