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Merge pull request #352 from notmasteryet/outline

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Switching to the document outline view
This commit is contained in:
sbarman 2011-08-23 15:00:52 -07:00
commit 488a007f73
6 changed files with 662 additions and 18 deletions
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pdf.js
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@ -3397,6 +3397,9 @@ var Page = (function() {
TODO('other link types');
break;
}
} else if (annotation.has('Dest')) {
// simple destination link
link.dest = annotation.get('Dest').name;
}
links.push(link);
}
@ -3437,9 +3440,10 @@ var Catalog = (function() {
return str;
}
var obj = this.catDict.get('Outlines');
var xref = this.xref;
var root = { items: [] };
if (IsRef(obj)) {
obj = this.xref.fetch(obj).get('First');
obj = xref.fetch(obj).get('First');
var processed = new RefSet();
if (IsRef(obj)) {
var queue = [{obj: obj, parent: root}];
@ -3448,14 +3452,18 @@ var Catalog = (function() {
processed.put(obj);
while (queue.length > 0) {
var i = queue.shift();
var outlineDict = this.xref.fetch(i.obj);
var outlineDict = xref.fetch(i.obj);
if (!outlineDict.has('Title'))
error('Invalid outline item');
var dest = outlineDict.get('Dest');
if (!dest && outlineDict.get('A')) {
var a = this.xref.fetchIfRef(outlineDict.get('A'));
dest = a.get('D');
var dest = outlineDict.get('A');
if (dest)
dest = xref.fetchIfRef(dest).get('D');
else if (outlineDict.has('Dest')) {
dest = outlineDict.get('Dest');
if (IsName(dest))
dest = dest.name;
}
var outlineItem = {
dest: dest,
title: convertIfUnicode(outlineDict.get('Title')),
@ -3479,7 +3487,8 @@ var Catalog = (function() {
}
}
}
return shadow(this, 'documentOutline', root);
obj = root.items.length > 0 ? root.items : null;
return shadow(this, 'documentOutline', obj);
},
get numPages() {
var obj = this.toplevelPagesDict.get('Count');
@ -3513,15 +3522,25 @@ var Catalog = (function() {
},
get destinations() {
var xref = this.xref;
var dests = {}, nameTreeRef, nameDictionaryRef;
var obj = this.catDict.get('Names');
obj = obj ? xref.fetch(obj) : this.catDict;
obj = obj.get('Dests');
var dests = {};
if (obj) {
if (obj)
nameTreeRef = xref.fetch(obj).get('Dests');
else if(this.catDict.has('Dests'))
nameDictionaryRef = this.catDict.get('Dests');
if (nameDictionaryRef) {
// reading simple destination dictionary
obj = xref.fetch(nameDictionaryRef);
obj.forEach(function(key, value) {
dests[key] = xref.fetch(value).get('D');
});
}
if (nameTreeRef) {
// reading name tree
var processed = new RefSet();
processed.put(obj);
var queue = [obj];
processed.put(nameTreeRef);
var queue = [nameTreeRef];
while (queue.length > 0) {
var i, n;
obj = xref.fetch(queue.shift());