mmsfbsurfacemanager.h

00001 /***************************************************************************
00002  *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
00003  *                           Matthias Hardt, Guido Madaus                  *
00004  *                                                                         *
00005  *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
00006  *                           Stefan Schwarzer & Guido Madaus               *
00007  *                                                                         *
00008  *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
00009  *                                                                         *
00010  *   Authors:                                                              *
00011  *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
00012  *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
00013  *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
00014  *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
00015  *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
00016  *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
00017  *                                                                         *
00018  *   This library is free software; you can redistribute it and/or         *
00019  *   modify it under the terms of the GNU Lesser General Public            *
00020  *   License version 2.1 as published by the Free Software Foundation.     *
00021  *                                                                         *
00022  *   This library is distributed in the hope that it will be useful,       *
00023  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00024  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00025  *   Lesser General Public License for more details.                       *
00026  *                                                                         *
00027  *   You should have received a copy of the GNU Lesser General Public      *
00028  *   License along with this library; if not, write to the                 *
00029  *   Free Software Foundation, Inc.,                                       *
00030  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
00031  **************************************************************************/
00032 
00033 #ifndef MMSFBSURFACEMANAGER_H_
00034 #define MMSFBSURFACEMANAGER_H_
00035 
00036 #include "mmstools/mmslogger.h"
00037 #include "mmsgui/fb/mmsfbsurface.h"
00038 
00039 typedef struct {
00040     MMSFBSurface    *surface;
00041     time_t          insert_time;
00042 } MMSFBSURMANLIST;
00043 
00044 class MMSFBSurfaceManager {
00045     private:
00046         vector<MMSFBSURMANLIST> used_surfaces;
00047         vector<MMSFBSURMANLIST> free_surfaces;
00048 
00049         MMSFBSurface *tempsuf;
00050 
00051         int             surface_mem_cnt;
00052         pthread_mutex_t surface_mem_cnt_lock;
00053 
00054     public:
00055         MMSFBSurfaceManager();
00056         ~MMSFBSurfaceManager();
00057         MMSFBSurface *createSurface(int w, int h, MMSFBSurfacePixelFormat pixelformat, int backbuffer, bool systemonly);
00058         void releaseSurface(MMSFBSurface *surface);
00059 
00060         bool createTemporarySurface(int w, int h, MMSFBSurfacePixelFormat pixelformat, bool systemonly);
00061         MMSFBSurface *getTemporarySurface(int w, int h);
00062         void releaseTemporarySurface(MMSFBSurface *tempsuf);
00063 };
00064 
00065 /* access to global mmsfbsurfacemanager */
00066 extern MMSFBSurfaceManager *mmsfbsurfacemanager;
00067 
00068 #endif /*MMSFBSURFACEMANAGER_H_*/