GraphicsDevice.cpp

00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00026 // Headers
00028 #include <SFML/Graphics/GraphicsDevice.hpp>
00029 #include <SFML/Graphics/VideoResource.hpp>
00030 #include <algorithm>
00031 
00032 
00033 namespace sf
00034 {
00035 namespace priv
00036 {
00040 GraphicsDevice::GraphicsDevice()
00041 {
00042     // Nothing to do
00043 }
00044 
00045 
00049 GraphicsDevice::~GraphicsDevice()
00050 {
00051     // Notify resources
00052     std::for_each(myResources.begin(), myResources.end(), std::mem_fun(&VideoResource::DestroyVideoResources));
00053 }
00054 
00055 
00059 GraphicsDevice& GraphicsDevice::GetInstance()
00060 {
00061     static GraphicsDevice Instance;
00062 
00063     return Instance;
00064 }
00065 
00066 
00070 void GraphicsDevice::AddVideoResource(VideoResource* Resource)
00071 {
00072     if (Resource)
00073         myResources.insert(Resource);
00074 }
00075 
00076 
00080 void GraphicsDevice::RemoveVideoResource(VideoResource* Resource)
00081 {
00082     if (Resource)
00083         myResources.erase(Resource);
00084 }
00085 
00086 } // namespace priv
00087 
00088 } // namespace sf