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//========================================================================
//
// Dict.cpp
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
#include <aconf.h>
#ifdef USE_GCC_PRAGMAS
#pragma implementation
#endif
#include <stddef.h>
#include <string.h>
#include "gmem.h"
#include "Object.h"
#include "XRef.h"
#include "Dict.h"
//------------------------------------------------------------------------
// Dict
//------------------------------------------------------------------------
Dict::Dict(XRef *xrefA) {
xref = xrefA;
entries = NULL;
size = length = 0;
ref = 1;
}
Dict::~Dict() {
int i;
for (i = 0; i < length; ++i) {
gfree(entries[i].key);
entries[i].val.free();
}
gfree(entries);
}
void Dict::add(char *key, Object *val) {
if (length == size) {
if (length == 0) {
size = 8;
} else {
size *= 2;
}
entries = (DictEntry *)greallocn(entries, size, sizeof(DictEntry));
}
entries[length].key = key;
entries[length].val = *val;
++length;
}
inline DictEntry *Dict::find(char *key) {
int i;
for (i = 0; i < length; ++i) {
if (!strcmp(key, entries[i].key))
return &entries[i];
}
return NULL;
}
GBool Dict::is(char *type) {
DictEntry *e;
return (e = find("Type")) && e->val.isName(type);
}
Object *Dict::lookup(char *key, Object *obj) {
DictEntry *e;
return (e = find(key)) ? e->val.fetch(xref, obj) : obj->initNull();
}
Object *Dict::lookupNF(char *key, Object *obj) {
DictEntry *e;
return (e = find(key)) ? e->val.copy(obj) : obj->initNull();
}
char *Dict::getKey(int i) {
return entries[i].key;
}
Object *Dict::getVal(int i, Object *obj) {
return entries[i].val.fetch(xref, obj);
}
Object *Dict::getValNF(int i, Object *obj) {
return entries[i].val.copy(obj);
}
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