WindowRendererManager.h

/***********************************************************************
    created:    Jan 11 2006
    author:     Tomas Lindquist Olsen

    purpose:    Defines interface for the WindowRendererManager class
*************************************************************************/
/***************************************************************************
 *   Copyright (C) 2004 - 2009 Paul D Turner & The CEGUI Development Team
 *
 *   Permission is hereby granted, free of charge, to any person obtaining
 *   a copy of this software and associated documentation files (the
 *   "Software"), to deal in the Software without restriction, including
 *   without limitation the rights to use, copy, modify, merge, publish,
 *   distribute, sublicense, and/or sell copies of the Software, and to
 *   permit persons to whom the Software is furnished to do so, subject to
 *   the following conditions:
 *
 *   The above copyright notice and this permission notice shall be
 *   included in all copies or substantial portions of the Software.
 *
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 *   IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 *   OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 *   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *   OTHER DEALINGS IN THE SOFTWARE.
 ***************************************************************************/
#ifndef _CEGUIWindowRendererManager_h_
#define _CEGUIWindowRendererManager_h_

#include "CEGUI/Singleton.h"
#include "CEGUI/WindowRenderer.h"
#include "CEGUI/Logger.h"
#include "CEGUI/Exceptions.h"
#include "CEGUI/TplWindowRendererFactory.h"
#include <map>
#include <vector>

#if defined(_MSC_VER)
#   pragma warning(push)
#   pragma warning(disable : 4251)
#endif

// Start of CEGUI namespace section
namespace CEGUI
{
class CEGUIEXPORT WindowRendererManager :
    public Singleton<WindowRendererManager>,
    public AllocatedObject<WindowRendererManager>
{
public:
    /*************************************************************************
        Contructor / Destructor
    *************************************************************************/
    WindowRendererManager();
    ~WindowRendererManager();

    /*************************************************************************
        Singleton
    *************************************************************************/
    static WindowRendererManager& getSingleton();
    static WindowRendererManager* getSingletonPtr();

    /*************************************************************************
        Accessors
    *************************************************************************/
    bool isFactoryPresent(const String& name) const;
    WindowRendererFactory* getFactory(const String& name) const;

    /*************************************************************************
        Manipulators
    *************************************************************************/
    template <typename T>
    static void addFactory();

    template <typename T>
    static void addWindowRendererType();

    void addFactory(WindowRendererFactory* wr);
    void removeFactory(const String& name);

    /*************************************************************************
        Factory usage
    *************************************************************************/
    WindowRenderer* createWindowRenderer(const String& name);
    void destroyWindowRenderer(WindowRenderer* wr);

private:
    /*************************************************************************
        Private implementation
    *************************************************************************/

    /*************************************************************************
        Implementation data
    *************************************************************************/
    typedef std::map<String, WindowRendererFactory*, StringFastLessCompare> WR_Registry;
    WR_Registry d_wrReg;

    typedef std::vector<WindowRendererFactory*
        CEGUI_VECTOR_ALLOC(WindowRendererFactory*)> OwnedFactoryList;
    static OwnedFactoryList d_ownedFactories;
};

//----------------------------------------------------------------------------//
template <typename T>
void WindowRendererManager::addFactory()
{
    // create the factory object
    WindowRendererFactory* factory = CEGUI_NEW_AO T;

    // only do the actual add now if our singleton has already been created
    if (WindowRendererManager::getSingletonPtr())
    {
        Logger::getSingleton().logEvent("Created WindowRendererFactory for '" +
                                        factory->getName() +
                                        "' WindowRenderers.");
        // add the factory we just created
        CEGUI_TRY
        {
            WindowRendererManager::getSingleton().addFactory(factory);
        }
        CEGUI_CATCH (Exception&)
        {
            Logger::getSingleton().logEvent("Deleted WindowRendererFactory for "
                                            "'" + factory->getName() +
                                            "' WindowRenderers.");
            // delete the factory object
            CEGUI_DELETE_AO factory;
            CEGUI_RETHROW;
        }
    }

    d_ownedFactories.push_back(factory);
}

//----------------------------------------------------------------------------//
template <typename T>
void WindowRendererManager::addWindowRendererType()
{
    WindowRendererManager::addFactory<TplWindowRendererFactory<T> >();
}

//----------------------------------------------------------------------------//


} // End of CEGUI namespace

#if defined(_MSC_VER)
#   pragma warning(pop)
#endif

#endif // _CEGUIWindowRendererManager_h_