stage/include/ost/img/progress.hh
Go to the documentation of this file.00001 //------------------------------------------------------------------------------ 00002 // This file is part of the OpenStructure project <www.openstructure.org> 00003 // 00004 // Copyright (C) 2008-2011 by the OpenStructure authors 00005 // Copyright (C) 2003-2010 by the IPLT authors 00006 // 00007 // This library is free software; you can redistribute it and/or modify it under 00008 // the terms of the GNU Lesser General Public License as published by the Free 00009 // Software Foundation; either version 3.0 of the License, or (at your option) 00010 // any later version. 00011 // This library is distributed in the hope that it will be useful, but WITHOUT 00012 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 00013 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 00014 // details. 00015 // 00016 // You should have received a copy of the GNU Lesser General Public License 00017 // along with this library; if not, write to the Free Software Foundation, Inc., 00018 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00019 //------------------------------------------------------------------------------ 00020 00021 /* 00022 Author: Andreas Schenk 00023 */ 00024 #ifndef PROGRESS_HH_ 00025 #define PROGRESS_HH_ 00026 00027 #include <vector> 00028 00029 #include <ost/img/module_config.hh> 00030 00031 namespace ost { 00032 00033 namespace img 00034 { 00035 00036 class DLLEXPORT_OST_IMG_BASE Progress 00037 { 00038 public: 00039 static Progress& Instance(); 00040 virtual ~Progress(); 00041 void Register(const void* process, unsigned long steps, unsigned long delta=1); 00042 void DeRegister(const void* process); 00043 void AdvanceProgress(const void* process,unsigned long step=1); 00044 Real GetProgress(); 00045 void AddCallback(void(*fpt)(void)){function_pointer_=fpt;} 00046 bool IsActive(){return ! processes_.empty();} 00047 private: 00048 Progress(); 00049 Real progress_; 00050 std::vector<const void *> processes_; 00051 std::vector<unsigned long> process_steps_; 00052 std::vector<unsigned long> process_deltas_; 00053 unsigned long delta_step_; 00054 void(*function_pointer_)(void); 00055 }; 00056 00057 }}//ns 00058 00059 #endif /*PROGRESS_HH_*/
