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1x | /* Copyright 2017 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
var EOF = {};
var Name = function NameClosure() {
function Name(name) {
this.name = name;
}
Name.prototype = {};
var nameCache = Object.create(null);
Name.get = function Name_get(name) {
var nameValue = nameCache[name];
return nameValue ? nameValue : nameCache[name] = new Name(name);
};
return Name;
}();
var Cmd = function CmdClosure() {
function Cmd(cmd) {
this.cmd = cmd;
}
Cmd.prototype = {};
var cmdCache = Object.create(null);
Cmd.get = function Cmd_get(cmd) {
var cmdValue = cmdCache[cmd];
return cmdValue ? cmdValue : cmdCache[cmd] = new Cmd(cmd);
};
return Cmd;
}();
var Dict = function DictClosure() {
var nonSerializable = function nonSerializableClosure() {
return nonSerializable;
};
function Dict(xref) {
this._map = Object.create(null);
this.xref = xref;
this.objId = null;
this.suppressEncryption = false;
this.__nonSerializable__ = nonSerializable;
}
Dict.prototype = {
assignXref: function Dict_assignXref(newXref) {
this.xref = newXref;
},
get: function Dict_get(key1, key2, key3) {
var value;
var xref = this.xref,
suppressEncryption = this.suppressEncryption;
if (typeof (value = this._map[key1]) !== 'undefined' || key1 in this._map || typeof key2 === 'undefined') {
return xref ? xref.fetchIfRef(value, suppressEncryption) : value;
}
if (typeof (value = this._map[key2]) !== 'undefined' || key2 in this._map || typeof key3 === 'undefined') {
return xref ? xref.fetchIfRef(value, suppressEncryption) : value;
}
value = this._map[key3] || null;
return xref ? xref.fetchIfRef(value, suppressEncryption) : value;
},
getAsync: function Dict_getAsync(key1, key2, key3) {
var value;
var xref = this.xref,
suppressEncryption = this.suppressEncryption;
if (typeof (value = this._map[key1]) !== 'undefined' || key1 in this._map || typeof key2 === 'undefined') {
if (xref) {
return xref.fetchIfRefAsync(value, suppressEncryption);
}
return Promise.resolve(value);
}
Iif (typeof (value = this._map[key2]) !== 'undefined' || key2 in this._map || typeof key3 === 'undefined') {
if (xref) {
return xref.fetchIfRefAsync(value, suppressEncryption);
}
return Promise.resolve(value);
}
value = this._map[key3] || null;
Iif (xref) {
return xref.fetchIfRefAsync(value, suppressEncryption);
}
return Promise.resolve(value);
},
getArray: function Dict_getArray(key1, key2, key3) {
var value = this.get(key1, key2, key3);
var xref = this.xref,
suppressEncryption = this.suppressEncryption;
if (!Array.isArray(value) || !xref) {
return value;
}
value = value.slice();
for (var i = 0, ii = value.length; i < ii; i++) {
if (!isRef(value[i])) {
continue;
}
value[i] = xref.fetch(value[i], suppressEncryption);
}
return value;
},
getRaw: function Dict_getRaw(key) {
return this._map[key];
},
getKeys: function Dict_getKeys() {
return Object.keys(this._map);
},
set: function Dict_set(key, value) {
this._map[key] = value;
},
has: function Dict_has(key) {
return key in this._map;
},
forEach: function Dict_forEach(callback) {
for (var key in this._map) {
callback(key, this.get(key));
}
}
};
Dict.empty = new Dict(null);
Dict.merge = function (xref, dictArray) {
var mergedDict = new Dict(xref);
for (var i = 0, ii = dictArray.length; i < ii; i++) {
var dict = dictArray[i];
Iif (!isDict(dict)) {
continue;
}
for (var keyName in dict._map) {
if (mergedDict._map[keyName] !== undefined) {
continue;
}
mergedDict._map[keyName] = dict._map[keyName];
}
}
return mergedDict;
};
return Dict;
}();
var Ref = function RefClosure() {
function Ref(num, gen) {
this.num = num;
this.gen = gen;
}
Ref.prototype = {
toString: function Ref_toString() {
var str = this.num + 'R';
if (this.gen !== 0) {
str += this.gen;
}
return str;
}
};
return Ref;
}();
var RefSet = function RefSetClosure() {
function RefSet() {
this.dict = Object.create(null);
}
RefSet.prototype = {
has: function RefSet_has(ref) {
return ref.toString() in this.dict;
},
put: function RefSet_put(ref) {
this.dict[ref.toString()] = true;
},
remove: function RefSet_remove(ref) {
delete this.dict[ref.toString()];
}
};
return RefSet;
}();
var RefSetCache = function RefSetCacheClosure() {
function RefSetCache() {
this.dict = Object.create(null);
}
RefSetCache.prototype = {
get: function RefSetCache_get(ref) {
return this.dict[ref.toString()];
},
has: function RefSetCache_has(ref) {
return ref.toString() in this.dict;
},
put: function RefSetCache_put(ref, obj) {
this.dict[ref.toString()] = obj;
},
putAlias: function RefSetCache_putAlias(ref, aliasRef) {
this.dict[ref.toString()] = this.get(aliasRef);
},
forEach: function RefSetCache_forEach(fn, thisArg) {
for (var i in this.dict) {
fn.call(thisArg, this.dict[i]);
}
},
clear: function RefSetCache_clear() {
this.dict = Object.create(null);
}
};
return RefSetCache;
}();
function isEOF(v) {
return v === EOF;
}
function isName(v, name) {
return v instanceof Name && (name === undefined || v.name === name);
}
function isCmd(v, cmd) {
return v instanceof Cmd && (cmd === undefined || v.cmd === cmd);
}
function isDict(v, type) {
return v instanceof Dict && (type === undefined || isName(v.get('Type'), type));
}
function isRef(v) {
return v instanceof Ref;
}
function isRefsEqual(v1, v2) {
return v1.num === v2.num && v1.gen === v2.gen;
}
function isStream(v) {
return (typeof v === 'undefined' ? 'undefined' : _typeof(v)) === 'object' && v !== null && v.getBytes !== undefined;
}
exports.EOF = EOF;
exports.Cmd = Cmd;
exports.Dict = Dict;
exports.Name = Name;
exports.Ref = Ref;
exports.RefSet = RefSet;
exports.RefSetCache = RefSetCache;
exports.isEOF = isEOF;
exports.isCmd = isCmd;
exports.isDict = isDict;
exports.isName = isName;
exports.isRef = isRef;
exports.isRefsEqual = isRefsEqual;
exports.isStream = isStream; |