00001 /* 00002 00003 This file is part of la Marmite. 00004 Copyright (C) 2005 Nicolas Falquet. 00005 00006 La Marmite is free software ; you can redistribute it and/or 00007 modify it under the terms of the GNU General Public License as 00008 published by the Free Software Foundation ; either version 2 of 00009 the License, or (at your option) any later version. 00010 00011 La Marmite is distributed in the hope that it will be useful, but 00012 WITHOUT ANY WARRANTY; without even the implied warranty of 00013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00014 General Public License for more details. 00015 00016 You should have received a copy of the GNU General Public License 00017 along with la Marmite ; if not, write to the Free Software 00018 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 00019 02111-1307 USA 00020 00021 */ 00022 00023 #ifndef M_PLUGIN_PORT_H 00024 #define M_PLUGIN_PORT_H 00025 00026 using namespace std; 00027 00028 #include "MPluginPortDescriptor.h" 00029 00030 class MPlugin; 00031 00036 class MPluginPort /* abstract */ : public MPluginPortDescriptor 00037 { 00038 00039 public : 00040 00041 // destructor 00042 00043 virtual ~ MPluginPort ( ) { 00044 00045 free ( _localBuffer ); 00046 00047 } 00048 00049 // functions 00050 00056 virtual float * Buffer ( ); 00057 00061 virtual MPlugin * Plugin ( ) const; 00062 00063 //public slots : 00064 // les mettre en slot dans les classes qui vont bien 00065 00069 virtual void UseBuffer ( float * data ); 00070 00074 virtual void UseLocalBuffer ( ); 00075 00082 virtual void FreeLocalBuffer ( ); 00083 00084 protected: 00085 00086 // protected constructor 00087 00092 MPluginPort ( MPlugin * plugin, unsigned long portNumber ) 00093 : MPluginPortDescriptor ( ( MPluginDescriptor * ) plugin, portNumber ), _plugin ( plugin ) { } 00094 00095 // attributes 00096 00104 MPlugin * _plugin; 00105 00107 float * _bufferLocation; 00108 00110 float * _localBuffer; 00111 00112 }; 00113 00114 #endif // M_PLUGIN_PORT_H