Files
2025-03-05 08:37:43 +01:00

114 lines
2.8 KiB
C

/*
* PVVMUD a 3D MUD
* Copyright (C) 1998-1999 Programvareverkstedet (pvv@pvv.org)
*
* 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 "pvvmud.H"
#include <stdlib.h>
#include "intarray.H"
#include "exception.H"
CIntArray::CIntArray(){
m_size = 0;
m_num = 0;
m_array = NULL;
}
CIntArray::CIntArray(int size){
if (size > 0){
m_size = size;
m_num = 0;
m_array = (int*)malloc(m_size*sizeof(int));
} else {
m_size = 0;
m_num = 0;
m_array = NULL;
}
}
CIntArray::CIntArray(const CIntArray & array){
int ii;
m_size = array.m_num;
m_num = array.m_num;
m_array = (int*)malloc(m_size*sizeof(int));
for (ii = 0; ii < m_num; ii++) m_array[ii] = array.m_array[ii];
}
CIntArray::~CIntArray() {
if (m_array != NULL) free(m_array);
}
int CIntArray::add(int num){
if (m_num >= m_size || m_array == NULL) {
if (m_size <= 0) m_size = 16;
else m_size = m_size*2;
m_array = (int*)realloc(m_array,m_size*sizeof(int));
}
if (m_array != NULL) m_array[m_num] = num;
return m_num++;
}
int CIntArray::set(int index, int num){
if ((index < m_size) && (index >= 0)){
m_array[index] = num;
if (m_num <= index) m_num = index+1;
return true;
}
return false;
}
int CIntArray::get( int index ) const{
if (index < 0 || index >= m_num || m_array == NULL)
throw new CException("OutOfBound exception");
return m_array[index];
}
int CIntArray::getNumElements() const{
return m_num;
}
int CIntArray::find(int value) const{
int index,num = getNumElements();
for (index = 0; index < num; index++){
if (get(index) == value) return index;
}
return -1;
}
CIntArray CIntArray::substracSet( const CIntArray & array ) const {
CIntArray result;
int index,num = getNumElements();
for (index = 0; index < num; index++){
int value = get(index);
if (array.find(value) == -1) result.add(value);
}
return result;
}
CIntArray CIntArray::unionSet( const CIntArray & array ) const {
CIntArray result;
int index,num = getNumElements();
for (index = 0; index < num; index++){
int value = get(index);
if (array.find(value) != -1) result.add(value);
}
return result;
}