Jack2  1.9.10
JackActivationCount.h
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