MIDIEvent.hxx

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00001 /*
00002  * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
00003  * UNIVERSITAT POMPEU FABRA
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License as published by
00007  * the Free Software Foundation; either version 2 of the License, or
00008  * (at your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00013  * GNU General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU General Public License
00016  * along with this program; if not, write to the Free Software
00017  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00018  *
00019  * MIDIFileReader C++ classes
00020  * This code is part of the CLAM library, but also usable stand-alone.
00021  * Maarten de Boer <mdeboer@iua.upf.es>
00022  *
00023  */
00024 #ifndef __MIDIEvent__
00025 #define __MIDIEvent__
00026 
00027 #include <CLAM/MIDIMessage.hxx>
00028 
00029 namespace MIDI
00030 {
00031 
00032         class Event
00033         /* a midi event is a time-stamped midi message */
00034         {
00035         private:
00036                 Message mMessage;
00037                 Ticks   mTicks;
00038         public:
00039                 Event()
00040                 {
00041                         mTicks = 0;
00042                 }
00043 
00044                 Event(const Message& m,const Ticks& t):mMessage(m),mTicks(t)
00045                 {
00046                 }
00047                 
00048                 Byte operator [] (int i) const { return mMessage[i]; }
00049                 
00050                 Ticks GetTicks(void) const { return mTicks; }
00051         };
00052 
00053 
00054         /* meta and sysex events are really different, can be any length, etc
00055         ** so we subclass Event for them
00056         */
00057         
00058         class MetaEvent:public Event
00059         {
00060         public:
00061                 Byte *mData;
00062                 MetaEvent(const Message& m,const Ticks& t,int datasize):Event(m,t)
00063                 {
00064                         mData = new Byte[datasize];
00065                 }
00066         };
00067 
00068         class SysExEvent:public Event
00069         {
00070         public:
00071                 Byte *mData;
00072                 SysExEvent(const Message& m,const Ticks& t,int datasize):Event(m,t)
00073                 {
00074                         mData = new Byte[datasize];
00075                 }
00076         };
00077 
00078 }
00079 
00080 #endif
00081 
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