ZenBrowserMirrors/pdf.js
1
0
Fork 0
mirror of https://github.com/zen-browser/pdf.js.git synced 2025-07-10 18:25:37 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

evaluator.js minor optimizations

Browse source
This commit is contained in:
p01 2014-06-02 12:43:20 +02:00
parent 0a51b1e616
commit d4a01f6034
1 changed files with 9 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

18
src/core/evaluator.js
View file

@ -569,11 +569,11 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var dict = (isStream(pattern) ? pattern.dict : pattern); var dict = (isStream(pattern) ? pattern.dict : pattern);
var typeNum = dict.get('PatternType'); var typeNum = dict.get('PatternType');
if (typeNum == TILING_PATTERN) { if (typeNum === TILING_PATTERN) {
var color = cs.base ? cs.base.getRgb(args, 0) : null; var color = cs.base ? cs.base.getRgb(args, 0) : null;
return this.handleTilingType(fn, color, resources, pattern, return this.handleTilingType(fn, color, resources, pattern,
dict, operatorList); dict, operatorList);
} else if (typeNum == SHADING_PATTERN) { } else if (typeNum === SHADING_PATTERN) {
var shading = dict.get('Shading'); var shading = dict.get('Shading');
var matrix = dict.get('Matrix'); var matrix = dict.get('Matrix');
pattern = Pattern.parseShading(shading, matrix, xref, resources); pattern = Pattern.parseShading(shading, matrix, xref, resources);
@ -947,7 +947,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
} }
var glyphUnicode = glyph.unicode; var glyphUnicode = glyph.unicode;
if (glyphUnicode in NormalizedUnicodes) { if (NormalizedUnicodes[glyphUnicode] !== undefined) {
glyphUnicode = NormalizedUnicodes[glyphUnicode]; glyphUnicode = NormalizedUnicodes[glyphUnicode];
} }
glyphUnicode = reverseIfRtl(glyphUnicode); glyphUnicode = reverseIfRtl(glyphUnicode);
@ -1479,7 +1479,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var composite = false; var composite = false;
var uint8array; var uint8array;
if (type.name == 'Type0') { if (type.name === 'Type0') {
// If font is a composite // If font is a composite
// - get the descendant font // - get the descendant font
// - set the type according to the descendant font // - set the type according to the descendant font
@ -1545,7 +1545,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var properties; var properties;
if (!descriptor) { if (!descriptor) {
if (type.name == 'Type3') { if (type.name === 'Type3') {
// FontDescriptor is only required for Type3 fonts when the document // FontDescriptor is only required for Type3 fonts when the document
// is a tagged pdf. Create a barbebones one to get by. // is a tagged pdf. Create a barbebones one to get by.
descriptor = new Dict(null); descriptor = new Dict(null);
@ -2074,7 +2074,7 @@ var EvaluatorPreprocessor = (function EvaluatorPreprocessorClosure() {
} }
if (!isCmd(obj)) { if (!isCmd(obj)) {
// argument // argument
if (obj !== null && obj !== undefined) { if (obj != null) {
args.push((obj instanceof Dict ? obj.getAll() : obj)); args.push((obj instanceof Dict ? obj.getAll() : obj));
assert(args.length <= 33, 'Too many arguments'); assert(args.length <= 33, 'Too many arguments');
} }
@ -2165,9 +2165,9 @@ var QueueOptimizer = (function QueueOptimizerClosure() {
// have been found at index. // have been found at index.
for (var i = 0; i < count; i++) { for (var i = 0; i < count; i++) {
var arg = argsArray[index + 4 * i + 2]; var arg = argsArray[index + 4 * i + 2];
var imageMask = arg.length == 1 && arg[0]; var imageMask = arg.length === 1 && arg[0];
if (imageMask && imageMask.width == 1 && imageMask.height == 1 && if (imageMask && imageMask.width === 1 && imageMask.height === 1 &&
(!imageMask.data.length || (imageMask.data.length == 1 && (!imageMask.data.length || (imageMask.data.length === 1 &&
imageMask.data[0] === 0))) { imageMask.data[0] === 0))) {
fnArray[index + 4 * i + 2] = OPS.paintSolidColorImageMask; fnArray[index + 4 * i + 2] = OPS.paintSolidColorImageMask;
continue; continue;