1*16467b97STreehugger Robot// 2*16467b97STreehugger Robot// NodeMapElement.m 3*16467b97STreehugger Robot// ANTLR 4*16467b97STreehugger Robot// 5*16467b97STreehugger Robot// Created by Alan Condit on 6/16/10. 6*16467b97STreehugger Robot// [The "BSD licence"] 7*16467b97STreehugger Robot// Copyright (c) 2010 Alan Condit 8*16467b97STreehugger Robot// All rights reserved. 9*16467b97STreehugger Robot// 10*16467b97STreehugger Robot// Redistribution and use in source and binary forms, with or without 11*16467b97STreehugger Robot// modification, are permitted provided that the following conditions 12*16467b97STreehugger Robot// are met: 13*16467b97STreehugger Robot// 1. Redistributions of source code must retain the above copyright 14*16467b97STreehugger Robot// notice, this list of conditions and the following disclaimer. 15*16467b97STreehugger Robot// 2. Redistributions in binary form must reproduce the above copyright 16*16467b97STreehugger Robot// notice, this list of conditions and the following disclaimer in the 17*16467b97STreehugger Robot// documentation and/or other materials provided with the distribution. 18*16467b97STreehugger Robot// 3. The name of the author may not be used to endorse or promote products 19*16467b97STreehugger Robot// derived from this software without specific prior written permission. 20*16467b97STreehugger Robot// 21*16467b97STreehugger Robot// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22*16467b97STreehugger Robot// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23*16467b97STreehugger Robot// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24*16467b97STreehugger Robot// IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25*16467b97STreehugger Robot// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26*16467b97STreehugger Robot// NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27*16467b97STreehugger Robot// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28*16467b97STreehugger Robot// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29*16467b97STreehugger Robot// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30*16467b97STreehugger Robot// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31*16467b97STreehugger Robot 32*16467b97STreehugger Robot#import "NodeMapElement.h" 33*16467b97STreehugger Robot 34*16467b97STreehugger Robotstatic NSInteger _aUniqueID; 35*16467b97STreehugger Robot 36*16467b97STreehugger Robot@implementation NodeMapElement 37*16467b97STreehugger Robot 38*16467b97STreehugger Robot@synthesize node; 39*16467b97STreehugger Robot 40*16467b97STreehugger Robot+ (void)initialize 41*16467b97STreehugger Robot{ 42*16467b97STreehugger Robot _aUniqueID = 0; 43*16467b97STreehugger Robot} 44*16467b97STreehugger Robot 45*16467b97STreehugger Robot+ (NodeMapElement *)newNodeMapElement 46*16467b97STreehugger Robot{ 47*16467b97STreehugger Robot return [[NodeMapElement alloc] init]; 48*16467b97STreehugger Robot} 49*16467b97STreehugger Robot 50*16467b97STreehugger Robot+ (NodeMapElement *)newNodeMapElementWithIndex:(id)anIndex Node:(id<BaseTree>)aNode 51*16467b97STreehugger Robot{ 52*16467b97STreehugger Robot return [[NodeMapElement alloc] initWithAnIndex:anIndex Node:aNode]; 53*16467b97STreehugger Robot} 54*16467b97STreehugger Robot 55*16467b97STreehugger Robot- (id) init 56*16467b97STreehugger Robot{ 57*16467b97STreehugger Robot if ((self = [super init]) != nil ) { 58*16467b97STreehugger Robot index = nil; 59*16467b97STreehugger Robot node = nil; 60*16467b97STreehugger Robot } 61*16467b97STreehugger Robot return (self); 62*16467b97STreehugger Robot} 63*16467b97STreehugger Robot 64*16467b97STreehugger Robot- (id) initWithAnIndex:(id)anIndex Node:(id)aNode 65*16467b97STreehugger Robot{ 66*16467b97STreehugger Robot self = [super initWithAnIndex:anIndex]; 67*16467b97STreehugger Robot if ( self ) { 68*16467b97STreehugger Robot if ( aNode != node ) { 69*16467b97STreehugger Robot if ( node ) [node release]; 70*16467b97STreehugger Robot [aNode retain]; 71*16467b97STreehugger Robot } 72*16467b97STreehugger Robot node = aNode; 73*16467b97STreehugger Robot } 74*16467b97STreehugger Robot return (self); 75*16467b97STreehugger Robot} 76*16467b97STreehugger Robot 77*16467b97STreehugger Robot- (id) copyWithZone:(NSZone *)aZone 78*16467b97STreehugger Robot{ 79*16467b97STreehugger Robot NodeMapElement *copy; 80*16467b97STreehugger Robot 81*16467b97STreehugger Robot copy = [super copyWithZone:aZone]; 82*16467b97STreehugger Robot copy.node = node; 83*16467b97STreehugger Robot return( copy ); 84*16467b97STreehugger Robot} 85*16467b97STreehugger Robot 86*16467b97STreehugger Robot- (id<BaseTree>)getNode 87*16467b97STreehugger Robot{ 88*16467b97STreehugger Robot return node; 89*16467b97STreehugger Robot} 90*16467b97STreehugger Robot 91*16467b97STreehugger Robot- (void)setNode:(id<BaseTree>)aNode 92*16467b97STreehugger Robot{ 93*16467b97STreehugger Robot if ( aNode != node ) { 94*16467b97STreehugger Robot if ( node ) [node release]; 95*16467b97STreehugger Robot [aNode retain]; 96*16467b97STreehugger Robot } 97*16467b97STreehugger Robot node = aNode; 98*16467b97STreehugger Robot} 99*16467b97STreehugger Robot 100*16467b97STreehugger Robot- (NSInteger)size 101*16467b97STreehugger Robot{ 102*16467b97STreehugger Robot NSInteger aSize = 0; 103*16467b97STreehugger Robot if (node != nil) aSize += sizeof(id); 104*16467b97STreehugger Robot if (index != nil) aSize += sizeof(id); 105*16467b97STreehugger Robot return( aSize ); 106*16467b97STreehugger Robot} 107*16467b97STreehugger Robot 108*16467b97STreehugger Robot@end 109