xrb_singleton.hpp

// ///////////////////////////////////////////////////////////////////////////
// xrb_singleton.hpp by Victor Dods, created 2005/02/10
// ///////////////////////////////////////////////////////////////////////////
// Unless a different license was explicitly granted in writing by the
// copyright holder (Victor Dods), this software is freely distributable under
// the terms of the GNU General Public License, version 2.  Any works deriving
// from this work must also be released under the GNU GPL.  See the included
// file LICENSE for details.
// ///////////////////////////////////////////////////////////////////////////

#if !defined(_XRB_SINGLETON_HPP_)
#define _XRB_SINGLETON_HPP_

// this header is included by xrb.h

// this header declares all the singletons which behave essentially as
// "devices".  e.g. the keyboard/mouse button input, the resource manager.
// (possibly move the screen into this category).

namespace Xrb
{

class InputState;
class KeyMap;
class Pal;
class ResourceLibrary;

typedef Pal *(*PalFactory)();

namespace Singleton
{
    InputState &InputState ();
    KeyMap const &KeyMap ();
    Pal &Pal ();
    ResourceLibrary &ResourceLibrary ();

    void Initialize (PalFactory CreatePal, char const *key_map_name);
    void Shutdown ();
} // end of namespace Singleton

} // end of namespace Xrb

#endif // !defined(_XRB_SINGLETON_HPP_)

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