Jack2 1.9.6

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 class JackActivationCount
00037 {
00038 
00039     private:
00040 
00041         SInt32 fValue;
00042         SInt32 fCount;
00043 
00044     public:
00045 
00046         JackActivationCount(): fValue(0), fCount(0)
00047         {}
00048 
00049         bool Signal(JackSynchro* synchro, JackClientControl* control);
00050 
00051         inline void Reset()
00052         {
00053             fValue = fCount;
00054         }
00055 
00056         inline void SetValue(int val)
00057         {
00058             fCount = val;
00059         }
00060 
00061         inline void IncValue()
00062         {
00063             fCount++;
00064         }
00065 
00066         inline void DecValue()
00067         {
00068             fCount--;
00069         }
00070 
00071         inline int GetValue() const
00072         {
00073             return fValue;
00074         }
00075 
00076 }  POST_PACKED_STRUCTURE;
00077 
00078 } // end of namespace
00079 
00080 
00081 #endif