Jack2 1.9.10
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00001 /* 00002 Copyright (C) 2004-2008 Grame 00003 00004 This program is free software; you can redistribute it and/or modify 00005 it under the terms of the GNU Lesser General Public License as published by 00006 the Free Software Foundation; either version 2.1 of the License, or 00007 (at your option) any later version. 00008 00009 This program is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 GNU Lesser General Public License for more details. 00013 00014 You should have received a copy of the GNU Lesser General Public License 00015 along with this program; if not, write to the Free Software 00016 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 00018 */ 00019 00020 #ifndef __JackActivationCount__ 00021 #define __JackActivationCount__ 00022 00023 #include "JackPlatformPlug.h" 00024 #include "JackTime.h" 00025 #include "JackTypes.h" 00026 00027 namespace Jack 00028 { 00029 00030 struct JackClientControl; 00031 00036 PRE_PACKED_STRUCTURE 00037 class JackActivationCount 00038 { 00039 00040 private: 00041 00042 SInt32 fValue; 00043 SInt32 fCount; 00044 00045 public: 00046 00047 JackActivationCount(): fValue(0), fCount(0) 00048 {} 00049 00050 bool Signal(JackSynchro* synchro, JackClientControl* control); 00051 00052 inline void Reset() 00053 { 00054 fValue = fCount; 00055 } 00056 00057 inline void SetValue(int val) 00058 { 00059 fCount = val; 00060 } 00061 00062 inline void IncValue() 00063 { 00064 fCount++; 00065 } 00066 00067 inline void DecValue() 00068 { 00069 fCount--; 00070 } 00071 00072 inline int GetValue() const 00073 { 00074 return fValue; 00075 } 00076 00077 } POST_PACKED_STRUCTURE; 00078 00079 } // end of namespace 00080 00081 00082 #endif