Sakurai/pdf.js
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Move ensureFont code part of Page into its own function

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This commit is contained in:
Julian Viereck 2011-09-05 16:40:15 -07:00
parent 0a571899c8
commit e3dd329739
1 changed files with 28 additions and 20 deletions
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48
pdf.js
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@ -3356,6 +3356,7 @@ var Page = (function() {
} }
return shadow(this, 'rotate', rotate); return shadow(this, 'rotate', rotate);
}, },
startRendering: function(canvasCtx, continuation) { startRendering: function(canvasCtx, continuation) {
var self = this; var self = this;
var stats = self.stats; var stats = self.stats;
@ -3399,28 +3400,14 @@ var Page = (function() {
fonts.push(font); fonts.push(font);
} }
var fontObjs = FontLoader.bind( this.ensureFonts(fonts, function() {
fonts, images.notifyOnLoad(function() {
function() { stats.images = Date.now();
// Rebuild the FontsMap. This is emulating the behavior of the main displayContinuation();
// thread. });
if (fontObjs) { })
// Replace the FontsMap hash with the fontObjs.
for (var i = 0; i < fontObjs.length; i++) {
FontsMap[fontObjs[i].loadedName] = {fontObj: fontObjs[i]};
}
}
stats.fonts = Date.now();
images.notifyOnLoad(function() {
stats.images = Date.now();
displayContinuation();
});
}
);
}, },
compile: function(gfx, fonts, images) { compile: function(gfx, fonts, images) {
if (this.code) { if (this.code) {
// content was compiled // content was compiled
@ -3439,6 +3426,27 @@ var Page = (function() {
} }
this.code = gfx.compile(content, xref, resources, fonts, images); this.code = gfx.compile(content, xref, resources, fonts, images);
}, },
ensureFonts: function(fonts, callback) {
var fontObjs = FontLoader.bind(
fonts,
function() {
// Rebuild the FontsMap. This is emulating the behavior of the main
// thread.
if (fontObjs) {
// Replace the FontsMap hash with the fontObjs.
for (var i = 0; i < fontObjs.length; i++) {
FontsMap[fontObjs[i].loadedName] = {fontObj: fontObjs[i]};
}
}
this.stats.fonts = Date.now();
callback.call(this);
}.bind(this)
);
},
display: function(gfx) { display: function(gfx) {
assert(this.code instanceof Function, assert(this.code instanceof Function,
'page content must be compiled first'); 'page content must be compiled first');