00001 // $Id: Beeper.hh 1742 2010-11-04 14:51:56Z g0dil $ 00002 // 00003 // Copyright (C) 2010 00004 // Fraunhofer (FOKUS) 00005 // Competence Center NETwork research (NET), St. Augustin, GERMANY 00006 // Thorsten Horstmann <tho@berlios.de> 00007 // 00008 // This program is free software; you can redistribute it and/or modify 00009 // it under the terms of the GNU General Public License as published by 00010 // the Free Software Foundation; either version 2 of the License, or 00011 // (at your option) any later version. 00012 // 00013 // This program is distributed in the hope that it will be useful, 00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 // GNU General Public License for more details. 00017 // 00018 // You should have received a copy of the GNU General Public License 00019 // along with this program; if not, write to the 00020 // Free Software Foundation, Inc., 00021 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00022 00026 #ifndef HH_SENF_Utils_Beeper_ 00027 #define HH_SENF_Utils_Beeper_ 1 00028 00029 // Custom includes 00030 #include <string> 00031 #include <senf/Scheduler/TimerEvent.hh> 00032 00033 //-///////////////////////////////////////////////////////////////////////////////////////////////// 00034 00035 namespace senf { 00036 00048 class Beeper 00049 { 00050 public: 00051 Beeper(std::string const & device = "/dev/console"); 00053 ~Beeper(); 00054 00055 void beep_sync(float freq, unsigned length, unsigned count = 1, unsigned delay = 100); 00057 00062 void beep_async(float freq, unsigned length, unsigned count = 1, unsigned delay = 100); 00064 00070 void stop_beep(); 00071 bool start_beep(float freq); 00072 00076 private: 00077 static const unsigned CLOCK_TICK_RATE = 1193180; 00078 00079 int fd_; 00080 scheduler::TimerEvent timer_; 00081 00082 #ifndef DOXYGEN 00083 struct { 00084 float freq; 00085 unsigned length; 00086 unsigned count; 00087 unsigned delay; 00088 bool action; 00089 } params_; 00090 #endif 00091 00092 void timeout(); 00093 }; 00094 00095 } 00096 00097 //-///////////////////////////////////////////////////////////////////////////////////////////////// 00098 #include "Beeper.cci" 00099 //#include "Beeper.ct" 00100 //#include "Beeper.cti" 00101 #endif 00102 00103 00104 // Local Variables: 00105 // mode: c++ 00106 // fill-column: 100 00107 // c-file-style: "senf" 00108 // indent-tabs-mode: nil 00109 // ispell-local-dictionary: "american" 00110 // compile-command: "scons -u test" 00111 // comment-column: 40 00112 // End: