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/*-*-c++-*-
* $Id$
*
* This file is part of plptools.
*
* Copyright (C) 1999 Philip Proudman <philip.proudman@btinternet.com>
* Copyright (C) 2000, 2001 Fritz Elfert <felfert@to.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stream.h>
#include <iomanip.h>
#include "bufferstore.h"
#include "bufferarray.h"
bufferArray::bufferArray()
{
len = 0;
lenAllocd = ALLOC_MIN;
buff = new bufferStore[lenAllocd];
}
bufferArray::bufferArray(const bufferArray & a)
{
len = a.len;
lenAllocd = a.lenAllocd;
buff = new bufferStore[lenAllocd];
for (int i = 0; i < len; i++)
buff[i] = a.buff[i];
}
bufferArray::~bufferArray()
{
delete []buff;
}
bufferStore bufferArray::
pop()
{
bufferStore ret;
if (len > 0) {
ret = buff[0];
len--;
for (long i = 0; i < len; i++) {
buff[i] = buff[i + 1];
}
}
return ret;
}
void bufferArray::
append(const bufferStore & b)
{
if (len == lenAllocd) {
lenAllocd += ALLOC_MIN;
bufferStore *nb = new bufferStore[lenAllocd];
for (long i = 0; i < len; i++) {
nb[i] = buff[i];
}
delete []buff;
buff = nb;
}
buff[len++] = b;
}
void bufferArray::
push(const bufferStore & b)
{
if (len == lenAllocd)
lenAllocd += ALLOC_MIN;
bufferStore *nb = new bufferStore[lenAllocd];
for (long i = len; i > 0; i--) {
nb[i] = buff[i - 1];
}
nb[0] = b;
delete[]buff;
buff = nb;
len++;
}
long bufferArray::
length(void)
{
return len;
}
void bufferArray::
clear(void)
{
len = 0;
lenAllocd = ALLOC_MIN;
delete []buff;
buff = new bufferStore[lenAllocd];
}
bufferArray &bufferArray::
operator =(const bufferArray & a)
{
delete []buff;
len = a.len;
lenAllocd = a.lenAllocd;
buff = new bufferStore[lenAllocd];
for (int i = 0; i < len; i++)
buff[i] = a.buff[i];
return *this;
}
bufferStore &bufferArray::
operator [](const unsigned long index)
{
return buff[index];
}
bufferArray bufferArray::
operator +(const bufferStore &s)
{
bufferArray res = *this;
res += s;
return res;
}
bufferArray bufferArray::
operator +(const bufferArray &a)
{
bufferArray res = *this;
res += a;
return res;
}
bufferArray &bufferArray::
operator +=(const bufferArray &a)
{
lenAllocd += a.lenAllocd;
bufferStore *nb = new bufferStore[lenAllocd];
for (int i = 0; i < len; i++)
nb[len + i] = buff[i];
for (int i = 0; i < a.len; i++)
nb[len + i] = a.buff[i];
len += a.len;
delete []buff;
buff = nb;
return *this;
}
bufferArray &bufferArray::
operator +=(const bufferStore &s)
{
append(s);
return *this;
}
/*
* Local variables:
* c-basic-offset: 4
* End:
*/
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