Sakurai/pdf.js
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Merge pull request #4331 from nnethercote/cleanups

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Minor clean-ups
This commit is contained in:
Brendan Dahl 2014-02-26 12:06:13 -08:00
commit d0f87457d7
3 changed files with 11 additions and 20 deletions
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2
src/core/evaluator.js
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@ -87,8 +87,6 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
xobj, smask,
operatorList,
state) {
var self = this;
var matrix = xobj.dict.get('Matrix');
var bbox = xobj.dict.get('BBox');
var group = xobj.dict.get('Group');

24
src/core/stream.js
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@ -1688,7 +1688,6 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
this.inputBits = 0;
this.inputBuf = 0;
this.outputBits = 0;
this.buf = EOF;
var code1;
while ((code1 = this.lookBits(12)) === 0) {
@ -1710,7 +1709,6 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
CCITTFaxStream.prototype.readBlock = function CCITTFaxStream_readBlock() {
while (!this.eof) {
var c = this.lookChar();
this.buf = EOF;
this.ensureBuffer(this.bufferLength + 1);
this.buffer[this.bufferLength++] = c;
}
@ -1766,9 +1764,6 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
};
CCITTFaxStream.prototype.lookChar = function CCITTFaxStream_lookChar() {
if (this.buf != EOF)
return this.buf;
var refLine = this.refLine;
var codingLine = this.codingLine;
var columns = this.columns;
@ -2014,8 +2009,9 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
this.row++;
}
var c;
if (this.outputBits >= 8) {
this.buf = (this.codingPos & 1) ? 0 : 0xFF;
c = (this.codingPos & 1) ? 0 : 0xFF;
this.outputBits -= 8;
if (this.outputBits === 0 && codingLine[this.codingPos] < columns) {
this.codingPos++;
@ -2024,19 +2020,19 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
}
} else {
var bits = 8;
this.buf = 0;
c = 0;
do {
if (this.outputBits > bits) {
this.buf <<= bits;
c <<= bits;
if (!(this.codingPos & 1)) {
this.buf |= 0xFF >> (8 - bits);
c |= 0xFF >> (8 - bits);
}
this.outputBits -= bits;
bits = 0;
} else {
this.buf <<= this.outputBits;
c <<= this.outputBits;
if (!(this.codingPos & 1)) {
this.buf |= 0xFF >> (8 - this.outputBits);
c |= 0xFF >> (8 - this.outputBits);
}
bits -= this.outputBits;
this.outputBits = 0;
@ -2045,16 +2041,16 @@ var CCITTFaxStream = (function CCITTFaxStreamClosure() {
this.outputBits = (codingLine[this.codingPos] -
codingLine[this.codingPos - 1]);
} else if (bits > 0) {
this.buf <<= bits;
c <<= bits;
bits = 0;
}
}
} while (bits);
}
if (this.black) {
this.buf ^= 0xFF;
c ^= 0xFF;
}
return this.buf;
return c;
};
// This functions returns the code found from the table.

5
web/text_layer_builder.js
View File

@ -60,10 +60,7 @@ var TextLayerBuilder = function textLayerBuilder(options) {
};
this.renderLayer = function textLayerBuilderRenderLayer() {
var self = this;
var textDivs = this.textDivs;
var bidiTexts = this.textContent;
var textLayerDiv = this.textLayerDiv;
var canvas = document.createElement('canvas');
var ctx = canvas.getContext('2d');
@ -93,7 +90,7 @@ var TextLayerBuilder = function textLayerBuilder(options) {
}
}
textLayerDiv.appendChild(textLayerFrag);
this.textLayerDiv.appendChild(textLayerFrag);
this.renderingDone = true;
this.updateMatches();
};