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//=========================================================
// MusE
// Linux Music Editor
// $Id: evdata.h,v 1.1 2004/02/13 13:55:03 wschweer Exp $
//
// (C) Copyright 1999-2003 Werner Schweer (ws@seh.de)
//=========================================================
#ifndef __EVDATA_H__
#define __EVDATA_H__
//#include <memory.h>
#include <string.h> // p4.0.2
//---------------------------------------------------------
// 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;
}
~EvData() {
if (--(*refCount) == 0) {
delete[] data;
delete refCount;
}
}
void setData(const unsigned char* p, int l) {
if(data)
delete[] data; // p4.0.27
data = new unsigned char[l];
memcpy(data, p, l);
dataLen = l;
}
};
#endif
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