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Async getAnnotations(); hide map and xref for Dict

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This commit is contained in:
Yury Delendik 2012-04-14 13:54:31 -07:00
parent 19c0c6a983
commit 42911f1fc9
4 changed files with 63 additions and 38 deletions
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64
src/obj.js
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@ -37,51 +37,55 @@ var Dict = (function DictClosure() {
// xref is optional
function Dict(xref) {
// Map should only be used internally, use functions below to access.
this.map = Object.create(null);
this.xref = xref;
}
var map = Object.create(null);
this.assignXref = function Dict_assingXref(newXref) {
xref = newXref;
};
Dict.prototype = {
// automatically dereferences Ref objects
get: function Dict_get(key1, key2, key3) {
this.get = function Dict_get(key1, key2, key3) {
var value;
var xref = this.xref;
if (typeof (value = this.map[key1]) != 'undefined' || key1 in this.map ||
if (typeof (value = map[key1]) != 'undefined' || key1 in map ||
typeof key2 == 'undefined') {
return xref ? this.xref.fetchIfRef(value) : value;
return xref ? xref.fetchIfRef(value) : value;
}
if (typeof (value = this.map[key2]) != 'undefined' || key2 in this.map ||
if (typeof (value = map[key2]) != 'undefined' || key2 in map ||
typeof key3 == 'undefined') {
return xref ? this.xref.fetchIfRef(value) : value;
return xref ? xref.fetchIfRef(value) : value;
}
value = this.map[key3] || null;
return xref ? this.xref.fetchIfRef(value) : value;
},
value = map[key3] || null;
return xref ? xref.fetchIfRef(value) : value;
};
// no dereferencing
getRaw: function Dict_getRaw(key) {
return this.map[key];
},
this.getRaw = function Dict_getRaw(key) {
return map[key];
};
// creates new map and dereferences all Refs
getAll: function Dict_getAll() {
this.getAll = function Dict_getAll() {
var all = {};
for (var key in this.map)
all[key] = this.get(key);
for (var key in map) {
var obj = this.get(key);
all[key] = obj instanceof Dict ? obj.getAll() : obj;
}
return all;
},
};
set: function Dict_set(key, value) {
this.map[key] = value;
},
this.set = function Dict_set(key, value) {
map[key] = value;
};
has: function Dict_has(key) {
return key in this.map;
},
this.has = function Dict_has(key) {
return key in map;
};
forEach: function Dict_forEach(callback) {
for (var key in this.map) {
this.forEach = function Dict_forEach(callback) {
for (var key in map) {
callback(key, this.get(key));
}
}
};
};
return Dict;
@ -299,7 +303,7 @@ var XRef = (function XRefClosure() {
this.entries = [];
this.xrefstms = {};
var trailerDict = this.readXRef(startXRef);
trailerDict.xref = this;
trailerDict.assignXref(this);
this.trailer = trailerDict;
// prepare the XRef cache
this.cache = [];