Sakurai/pdf.js
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Add PDFString conversion

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notmasteryet 2011-09-07 20:16:32 -05:00
parent 768554afd8
commit 92a7468e9a
1 changed files with 26 additions and 12 deletions
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38
pdf.js
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@ -84,6 +84,31 @@ function stringToBytes(str) {
return bytes;
}
var PDFStringTranslateTable = [
,,,,,,,,,,,,,,,,,,,,,,,, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA,
0x2DC,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
,,,,,,,,,,,,,,,,,,,,,,,,,,,,, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014,
0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C,
0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152,
0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E,, 0x20AC
];
function stringToPDFString(str) {
var i, n = str.length, str2 = '';
if (str[0] === '\xFE' && str[1] === '\xFF') {
// UTF16BE BOM
for (i = 2; i < n; i += 2)
str2 += String.fromCharCode(
(str.charCodeAt(i) << 8) | str.charCodeAt(i + 1));
} else {
for (i = 0; i < n; ++i) {
var code = PDFStringTranslateTable[str.charCodeAt(i)];
str2 += code ? String.fromCharCode(code) : str.charAt(i);
}
}
return str2;
}
var Stream = (function() {
function constructor(arrayBuffer, start, length, dict) {
this.bytes = new Uint8Array(arrayBuffer);
@ -3455,17 +3480,6 @@ var Catalog = (function() {
return shadow(this, 'toplevelPagesDict', xrefObj);
},
get documentOutline() {
function convertIfUnicode(str) {
if (str[0] === '\xFE' && str[1] === '\xFF') {
// UTF16BE BOM
var i, n = str.length, str2 = '';
for (i = 2; i < n; i += 2)
str2 += String.fromCharCode(
(str.charCodeAt(i) << 8) | str.charCodeAt(i + 1));
str = str2;
}
return str;
}
var obj = this.catDict.get('Outlines');
var xref = this.xref;
var root = { items: [] };
@ -3493,7 +3507,7 @@ var Catalog = (function() {
var title = xref.fetchIfRef(outlineDict.get('Title'));
var outlineItem = {
dest: dest,
title: convertIfUnicode(title),
title: stringToPDFString(title),
color: outlineDict.get('C') || [0, 0, 0],
count: outlineDict.get('Count'),
bold: !!(outlineDict.get('F') & 2),