Cursor.hpp

/******************************************************************************
 
  nomlib - C++11 cross-platform game engine
 
Copyright (c) 2013, 2014 Jeffrey Carpenter <i8degrees@gmail.com>
All rights reserved.
 
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
 
1. Redistributions of source code must retain the above copyright notice, this
   list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
 
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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******************************************************************************/
#ifndef NOMLIB_GRAPHICS_CURSOR_HPP
#define NOMLIB_GRAPHICS_CURSOR_HPP
 
#include <memory>
 
#include "nomlib/config.hpp"
#include "nomlib/math/Point2.hpp"
 
// Forward declarations
struct SDL_Cursor;
 
namespace nom {
 
namespace priv {
 
void free_cursor( SDL_Cursor* c );
 
} // namespace priv
 
struct MouseState
{
  Point2i pos;

  uint32 state;
};

class Cursor
{
  public:
    typedef Cursor self_type;
 
    typedef self_type* raw_ptr;

    enum Type
    {
      Arrow,      
      Beam,       
      Wait,       
      CrossHair,  
      WaitArrow,  
      SizeENWSE,  
      SizeNESW,   
      SizeWE,     
      SizeNS,     
      SizeAll,    
      No,         
      Hand,       
      NumSystemCursors
    };

    Cursor( void );

    ~Cursor( void );

    SDL_Cursor* cursor( void ) const;

    SDL_Cursor* default_cursor( void ) const;

    static MouseState mouse_state( void );
 
    Type system_cursor( void ) const;

    void set_system_cursor( Type id );

    bool cursor_state( void ) const;

    void show_cursor( bool state );
 
  private:
    void set_cursor( SDL_Cursor* cursor );

    Type system_cursor_;
 
    // std::unique_ptr<SDL_Cursor, void(*) (SDL_Cursor*)> cursor_;
};
 
} // namespace nom
 
#endif // include guard defined