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rude
93 lines
2.3 KiB
C++
93 lines
2.3 KiB
C++
/**
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* Copyright (c) 2006-2009 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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#ifndef LOVE_GRAPHICS_VOLATILE_H
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#define LOVE_GRAPHICS_VOLATILE_H
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// STL
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#include <list>
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namespace love
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{
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namespace graphics
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{
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/**
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* This class is the superclass of all objects which must completely or
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* partially reload when the user changes the display resolution. All
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* volatile objects will be notified when the display mode changes.
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*
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* @author Anders Ruud
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**/
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class Volatile
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{
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private:
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// A list of all Volatile object currently alive.
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static std::list<Volatile *> all;
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public:
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/**
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* Constructor. Automatically adds \c this into the list
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* of volatile objects.
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**/
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Volatile();
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/**
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* Destructor. Removes \c this from the list of volatile
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* objects.
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**/
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virtual ~Volatile();
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/**
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* Loads the part(s) of the object which is destroyed when
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* the display mode is changed.
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*
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* @return True if successful, false on errors.
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**/
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virtual bool loadVolatile() = 0;
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/**
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* Unloads the part(s) of the objects which would be destroyed
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* anyway when the display mode is changed.
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**/
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virtual void unloadVolatile() = 0;
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// Static:
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/**
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* Calls \c loadVolatile() on each element in the list of volatiles.
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*
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* @return True if all elements succeeded, false if one or more failed.
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**/
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static bool loadAll();
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/**
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* Calls \c unloadVolatile() on each element in the list of volatiles.
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**/
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static void unloadAll();
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}; // Volatile
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} // graphics
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} // love
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#endif // LOVE_GRAPHICS_VOLATILE_H
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