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/*
* Copyright (c) 1990, 1991 Stanford University
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Stanford not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Stanford makes no representations about
* the suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* UMap implementation.
*/
#include <Unidraw/globals.h>
#include <Unidraw/umap.h>
#include <string.h>
/*****************************************************************************/
UMapElem::UMapElem () { }
UMapElem::~UMapElem () { }
void* UMapElem::id () { return nil; }
void* UMapElem::tag () { return nil; }
/*****************************************************************************/
UMap::UMap () { }
UMap::~UMap () { Clear(); }
void UMap::Clear () {
for (int i = 0; i < _elems.Count(); ++i) {
UMapElem* e = Elem(i);
delete e;
}
_elems.Clear();
}
void UMap::Register (UMapElem* elem) { _elems.Insert(elem, _elems.Count()); }
void UMap::Unregister (UMapElem* elem) { _elems.Remove(_elems.Index(elem)); }
UMapElem* UMap::FindId (void* id) {
for (int i = 0; i < _elems.Count(); ++i) {
if (Elem(i)->id() == id) {
return (UMapElem*) _elems[i];
}
}
return nil;
}
UMapElem* UMap::FindTag (void* tag) {
for (int i = 0; i < _elems.Count(); ++i) {
if (Elem(i)->tag() == tag) {
return (UMapElem*) _elems[i];
}
}
return nil;
}
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