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Reduce the memory usage of the operator list.

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This commit is contained in:
Brendan Dahl 2013-11-13 11:43:38 -08:00
parent a6e7f2226a
commit f4942b11f8
8 changed files with 288 additions and 155 deletions
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18
src/shared/annotation.js
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@ -16,7 +16,7 @@
*/
/* globals Util, isDict, isName, stringToPDFString, TODO, Dict, Stream,
stringToBytes, PDFJS, isWorker, assert, NotImplementedException,
Promise, isArray, ObjectLoader, isValidUrl, OperatorList */
Promise, isArray, ObjectLoader, isValidUrl, OperatorList, OPS */
'use strict';
@ -188,9 +188,9 @@ var Annotation = (function AnnotationClosure() {
resourcesPromise.then(function(resources) {
var opList = new OperatorList();
opList.addOp('beginAnnotation', [data.rect, transform, matrix]);
opList.addOp(OPS.beginAnnotation, [data.rect, transform, matrix]);
evaluator.getOperatorList(this.appearance, resources, opList);
opList.addOp('endAnnotation', []);
opList.addOp(OPS.endAnnotation, []);
promise.resolve(opList);
}.bind(this));
@ -284,12 +284,12 @@ var Annotation = (function AnnotationClosure() {
annotationPromises.push(annotations[i].getOperatorList(partialEvaluator));
}
Promise.all(annotationPromises).then(function(datas) {
opList.addOp('beginAnnotations', []);
opList.addOp(OPS.beginAnnotations, []);
for (var i = 0, n = datas.length; i < n; ++i) {
var annotOpList = datas[i];
opList.addOpList(annotOpList);
}
opList.addOp('endAnnotations', []);
opList.addOp(OPS.endAnnotations, []);
annotationsReadyPromise.resolve();
}, reject);
@ -465,10 +465,10 @@ var TextWidgetAnnotation = (function TextWidgetAnnotationClosure() {
data.rgb = [0, 0, 0];
// TODO THIS DOESN'T MAKE ANY SENSE SINCE THE fnArray IS EMPTY!
for (var i = 0, n = fnArray.length; i < n; ++i) {
var fnName = appearanceFnArray[i];
var fnId = appearanceFnArray[i];
var args = appearanceArgsArray[i];
if (fnName === 'setFont') {
if (fnId === OPS.setFont) {
data.fontRefName = args[0];
var size = args[1];
if (size < 0) {
@ -478,9 +478,9 @@ var TextWidgetAnnotation = (function TextWidgetAnnotationClosure() {
data.fontDirection = 1;
data.fontSize = size;
}
} else if (fnName === 'setFillRGBColor') {
} else if (fnId === OPS.setFillRGBColor) {
data.rgb = args;
} else if (fnName === 'setFillGray') {
} else if (fnId === OPS.setFillGray) {
var rgbValue = args[0] * 255;
data.rgb = [rgbValue, rgbValue, rgbValue];
}