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Fix type3 font loading regression.

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This commit is contained in:
Brendan Dahl 2013-05-03 11:13:45 -07:00
parent d1cea4a166
commit c5c2f7a773
3 changed files with 45 additions and 37 deletions
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75
src/evaluator.js
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@ -520,62 +520,63 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
return promise;
}
var loadedName = font.loadedName;
if (!loadedName) {
// keep track of each font we translated so the caller can
// load them asynchronously before calling display on a page
loadedName = 'g_font_' + this.uniquePrefix + (this.idCounters.font + 1);
font.loadedName = loadedName;
if (font.loaded) {
promise.resolve({
font: font,
dependencies: {}
});
return promise;
}
// keep track of each font we translated so the caller can
// load them asynchronously before calling display on a page
font.loadedName = 'g_font_' + this.uniquePrefix +
(this.idCounters.font + 1);
if (!font.translated) {
var translated;
try {
translated = this.translateFont(font, xref);
} catch (e) {
if (e instanceof MissingDataException) {
font.loadedName = null;
throw e;
}
translated = new ErrorFont(e instanceof Error ? e.message : e);
}
font.translated = translated;
}
if (translated.loadCharProcs) {
delete translated.loadCharProcs;
var charProcs = font.get('CharProcs').getAll();
var fontResources = font.get('Resources') || resources;
var opListPromises = [];
var charProcKeys = Object.keys(charProcs);
if (font.translated.loadCharProcs) {
var charProcs = font.get('CharProcs').getAll();
var fontResources = font.get('Resources') || resources;
var opListPromises = [];
var charProcKeys = Object.keys(charProcs);
for (var i = 0, n = charProcKeys.length; i < n; ++i) {
var key = charProcKeys[i];
var glyphStream = charProcs[key];
opListPromises.push(
this.getOperatorList(glyphStream, fontResources));
}
Promise.all(opListPromises).then(function(datas) {
var charProcOperatorList = {};
var dependencies = {};
for (var i = 0, n = charProcKeys.length; i < n; ++i) {
var key = charProcKeys[i];
var glyphStream = charProcs[key];
opListPromises.push(
this.getOperatorList(glyphStream, fontResources));
var data = datas[i];
charProcOperatorList[key] = data.queue;
Util.extendObj(dependencies, data.dependencies);
}
Promise.all(opListPromises).then(function(datas) {
var charProcOperatorList = {};
var dependencies = {};
for (var i = 0, n = charProcKeys.length; i < n; ++i) {
var key = charProcKeys[i];
var data = datas[i];
charProcOperatorList[key] = data.queue;
Util.extendObj(dependencies, data.dependencies);
}
translated.charProcOperatorList = charProcOperatorList;
promise.resolve({
font: font,
dependencies: dependencies
});
});
} else {
font.translated.charProcOperatorList = charProcOperatorList;
font.loaded = true;
++this.idCounters.font;
promise.resolve({
font: font,
dependencies: {}
dependencies: dependencies
});
}
++this.idCounters.font;
}.bind(this));
} else {
++this.idCounters.font;
font.loaded = true;
promise.resolve({
font: font,
dependencies: {}