IAddInfoLayout.hpp

#ifndef DM_IADDINFO_LAYOUT_HPP_INCLUDED
#define DM_IADDINFO_LAYOUT_HPP_INCLUDED

#ifdef _MSC_VER
  #pragma once
#endif

#include "DM/config.hpp"
#include "DM/ColumnTypes.hpp"
#include "DM/Handle.hpp"
#include "DM/ObjectBase.hpp"
#include "DM/AutoLink.hpp" //enable autolink

//boost
#include <boost/any.hpp>

DM_NAMESPACE_BEGIN

/// \brief AddInfo layouts describe a set of attributes that can be attached to geometry objects
/**
  Managing attributes, layout and views is a core feature of the DM library. Please refer to the
  \ref dm_attributes section for implementation concepts and to the <a href="examples.html">examples</a>
  section (attribute handling) for further details.
*/
class DM_API IAddInfoLayout : public ObjectBase
{
public:
  /// returns the predefined column name for a specific semantic.
  static const char*  getColumnName(ColumnSemantic::Type semantic);
  /// returns the column type  of a predefined semantic
  static ColumnType::Type getColumnType(ColumnSemantic::Type semantic);

  /// find the semantic enumerator based on a given colum name
  /// \return corresponding enumerator of ColumnSemantic::null if the given name isn't a predefined colum name
  static ColumnSemantic::Type getColumnSemantic(const char* name, bool caseSensitive = true);
  /// find the type of a predefined column based on a given colum name
  /// \return corresponding enumerator of ColumnType::count if the given name isn't a predefined colum name
  static ColumnType::Type     getColumnType(const char* name, bool caseSensitive = true);


protected:
  virtual ~IAddInfoLayout() {}

public:
  virtual unsigned columns() const = 0;

  virtual const char*       name(unsigned index) const = 0;
  virtual ColumnType::Type      type(unsigned index) const = 0;
  virtual ColumnSemantic::Type  semantic(unsigned index) const = 0;
  virtual unsigned          size(unsigned index) const = 0;     ///< returns array size

  virtual int index(const char*) const = 0;
  virtual int index(ColumnSemantic::Type) const = 0;
};

typedef StaticHandle<IAddInfoLayout> AddInfoLayoutHandle;

DM_NAMESPACE_END


#endif //DM_IADDINFO_LAYOUT_HPP_INCLUDED