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//=============================================================================
// MusE
// Linux Music Editor
// $Id:$
//
// Copyright (C) 2002-2006 by Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#ifndef __EVDATA_H__
#define __EVDATA_H__
#include <string.h>
//---------------------------------------------------------
// EvData
// variable len event data (sysex, meta etc.)
//---------------------------------------------------------
class EvData {
int* refCount;
public:
unsigned char* data;
int dataLen;
EvData() {
data = 0;
dataLen = 0;
refCount = new int(1);
}
EvData(const EvData& ed) {
data = ed.data;
dataLen = ed.dataLen;
refCount = ed.refCount;
(*refCount)++;
}
EvData& operator=(const EvData& ed) {
if (data == ed.data)
return *this;
if (--(*refCount) == 0) {
delete refCount;
delete[] data;
}
data = ed.data;
dataLen = ed.dataLen;
refCount = ed.refCount;
(*refCount)++;
return *this;
}
bool operator==(const EvData& ed) const {
if(dataLen==ed.dataLen) {
return memcmp(data, ed.data, sizeof(unsigned char) * dataLen)==0;
}
else return false;
}
~EvData() {
if (--(*refCount) == 0) {
delete[] data;
delete refCount;
}
}
void setData(const unsigned char* p, int l) {
data = new unsigned char[l];
memcpy(data, p, l);
dataLen = l;
}
};
#endif
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