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Merge branch 'refs/heads/master' into issue-1049

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Conflicts:
	src/canvas.js
This commit is contained in:
Artur Adib 2012-01-31 13:20:05 -05:00
commit 7873ec966b
22 changed files with 4646 additions and 101 deletions
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6
Makefile
View File

@ -3,6 +3,7 @@ BUILD_DIR := build
BUILD_TARGET := $(BUILD_DIR)/pdf.js
DEFAULT_BROWSERS := resources/browser_manifests/browser_manifest.json
DEFAULT_TESTS := test_manifest.json
DEFAULT_PYTHON := python2.7
EXTENSION_SRC := ./extensions/
EXTENSION_BASE_VERSION := 4bb289ec499013de66eb421737a4dbb4a9273eda
@ -36,6 +37,7 @@ PDF_JS_FILES = \
stream.js \
worker.js \
../external/jpgjs/jpg.js \
jpx.js \
$(NULL)
# make server
@ -43,7 +45,7 @@ PDF_JS_FILES = \
# This target starts a local web server at localhost:8888. This can be
# used for testing all browsers.
server:
@cd test; python test.py --port=8888;
@cd test; $(DEFAULT_PYTHON) test.py --port=8888;
# make test
#
@ -106,7 +108,7 @@ browser-test:
fi;
cd test; \
python test.py --reftest \
$(DEFAULT_PYTHON) test.py --reftest \
--browserManifestFile=$(PDF_BROWSERS) \
--manifestFile=$(PDF_TESTS)

1
examples/acroforms/index.html
View File

@ -23,6 +23,7 @@
<script type="text/javascript" src="../../src/stream.js"></script>
<script type="text/javascript" src="../../src/worker.js"></script>
<script type="text/javascript" src="../../external/jpgjs/jpg.js"></script>
<script type="text/javascript" src="../../src/jpx.js"></script>
<script type="text/javascript">
// Specify the main script used to create a new PDF.JS web worker.

1
examples/helloworld/index.html
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@ -23,6 +23,7 @@
<script type="text/javascript" src="../../src/stream.js"></script>
<script type="text/javascript" src="../../src/worker.js"></script>
<script type="text/javascript" src="../../external/jpgjs/jpg.js"></script>
<script type="text/javascript" src="../../src/jpx.js"></script>
<script type="text/javascript">
// Specify the main script used to create a new PDF.JS web worker.

4
src/canvas.js
View File

@ -550,7 +550,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
var current = this.current;
if (!fontObj)
throw 'Can\'t find font for ' + fontRefName;
error('Can\'t find font for ' + fontRefName);
// Slice-clone matrix so we can manipulate it without affecting original
if (fontObj.fontMatrix)
@ -889,7 +889,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
} else if (IR[0] == 'RadialAxial' || IR[0] == 'Dummy') {
var pattern = Pattern.shadingFromIR(this.ctx, IR);
} else {
throw 'Unkown IR type';
error('Unkown IR type ' + IR[0]);
}
return pattern;
},

57
src/colorspace.js
View File

@ -369,55 +369,16 @@ var DeviceCmykCS = (function DeviceCmykCSClosure() {
DeviceCmykCS.prototype = {
getRgb: function cmykcs_getRgb(color) {
var c = color[0], m = color[1], y = color[2], k = color[3];
var c1 = 1 - c, m1 = 1 - m, y1 = 1 - y, k1 = 1 - k;
var x, r, g, b;
// this is a matrix multiplication, unrolled for performance
// code is taken from the poppler implementation
x = c1 * m1 * y1 * k1; // 0 0 0 0
r = g = b = x;
x = c1 * m1 * y1 * k; // 0 0 0 1
r += 0.1373 * x;
g += 0.1216 * x;
b += 0.1255 * x;
x = c1 * m1 * y * k1; // 0 0 1 0
r += x;
g += 0.9490 * x;
x = c1 * m1 * y * k; // 0 0 1 1
r += 0.1098 * x;
g += 0.1020 * x;
x = c1 * m * y1 * k1; // 0 1 0 0
r += 0.9255 * x;
b += 0.5490 * x;
x = c1 * m * y1 * k; // 0 1 0 1
r += 0.1412 * x;
x = c1 * m * y * k1; // 0 1 1 0
r += 0.9294 * x;
g += 0.1098 * x;
b += 0.1412 * x;
x = c1 * m * y * k; // 0 1 1 1
r += 0.1333 * x;
x = c * m1 * y1 * k1; // 1 0 0 0
g += 0.6784 * x;
b += 0.9373 * x;
x = c * m1 * y1 * k; // 1 0 0 1
g += 0.0588 * x;
b += 0.1412 * x;
x = c * m1 * y * k1; // 1 0 1 0
g += 0.6510 * x;
b += 0.3137 * x;
x = c * m1 * y * k; // 1 0 1 1
g += 0.0745 * x;
x = c * m * y1 * k1; // 1 1 0 0
r += 0.1804 * x;
g += 0.1922 * x;
b += 0.5725 * x;
x = c * m * y1 * k; // 1 1 0 1
b += 0.0078 * x;
x = c * m * y * k1; // 1 1 1 0
r += 0.2118 * x;
g += 0.2119 * x;
b += 0.2235 * x;
// CMYK -> CMY: http://www.easyrgb.com/index.php?X=MATH&H=14#text14
c = (c * (1 - k) + k);
m = (m * (1 - k) + k);
y = (y * (1 - k) + k);
// CMY -> RGB: http://www.easyrgb.com/index.php?X=MATH&H=12#text12
var r = (1 - c);
var g = (1 - m);
var b = (1 - y);
return [r, g, b];
},

10
src/core.js
View File

@ -410,14 +410,14 @@ var Page = (function PageClosure() {
if (callback)
callback(e);
else
throw e;
error(e);
}
}.bind(this),
function pageDisplayReadPromiseError(reason) {
if (callback)
callback(reason);
else
throw reason;
error(reason);
}
);
}
@ -620,7 +620,7 @@ var PDFDoc = (function PDFDocClosure() {
if (!globalScope.PDFJS.disableWorker && typeof Worker !== 'undefined') {
var workerSrc = PDFJS.workerSrc;
if (typeof workerSrc === 'undefined') {
throw 'No PDFJS.workerSrc specified';
error('No PDFJS.workerSrc specified');
}
try {
@ -716,7 +716,7 @@ var PDFDoc = (function PDFDocClosure() {
});
break;
default:
throw 'Got unkown object type ' + type;
error('Got unkown object type ' + type);
}
}, this);
@ -737,7 +737,7 @@ var PDFDoc = (function PDFDocClosure() {
if (page.displayReadyPromise)
page.displayReadyPromise.reject(data.error);
else
throw data.error;
error(data.error);
}, this);
messageHandler.on('jpeg_decode', function(data, promise) {

5
src/fonts.js
View File

@ -2235,9 +2235,8 @@ var Font = (function FontClosure() {
}
// MacRoman encoding address by re-encoding the cmap table
unicode = glyphName in GlyphsUnicode ?
GlyphsUnicode[glyphName] :
this.glyphNameMap[glyphName];
unicode = glyphName in this.glyphNameMap ?
this.glyphNameMap[glyphName] : GlyphsUnicode[glyphName];
break;
default:
warn('Unsupported font type: ' + this.type);

1854
src/jpx.js Normal file
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File diff suppressed because it is too large Load Diff

4
src/obj.js
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@ -574,7 +574,7 @@ var XRef = (function XRefClosure() {
var stream, parser;
if (e.uncompressed) {
if (e.gen != gen)
throw ('inconsistent generation in XRef');
error('inconsistent generation in XRef');
stream = this.stream.makeSubStream(e.offset);
parser = new Parser(new Lexer(stream), true, this);
var obj1 = parser.getObj();
@ -703,7 +703,7 @@ var PDFObjects = (function PDFObjectsClosure() {
// If there isn't an object yet or the object isn't resolved, then the
// data isn't ready yet!
if (!obj || !obj.isResolved) {
throw 'Requesting object that isn\'t resolved yet ' + objId;
error('Requesting object that isn\'t resolved yet ' + objId);
return null;
} else {
return obj.data;

4
src/parser.js
View File

@ -240,6 +240,10 @@ var Parser = (function ParserClosure() {
var bytes = stream.getBytes(length);
return new JpegStream(bytes, stream.dict, this.xref);
}
if (name == 'JPXDecode' || name == 'JPX') {
var bytes = stream.getBytes(length);
return new JpxStream(bytes, stream.dict);
}
if (name == 'ASCII85Decode' || name == 'A85') {
return new Ascii85Stream(stream);
}

125
src/stream.js
View File

@ -821,21 +821,25 @@ var JpegStream = (function JpegStreamClosure() {
JpegStream.prototype.ensureBuffer = function jpegStreamEnsureBuffer(req) {
if (this.bufferLength)
return;
var jpegImage = new JpegImage();
if (this.colorTransform != -1)
jpegImage.colorTransform = this.colorTransform;
jpegImage.parse(this.bytes);
var width = jpegImage.width;
var height = jpegImage.height;
var data = jpegImage.getData(width, height);
this.buffer = data;
this.bufferLength = data.length;
try {
var jpegImage = new JpegImage();
if (this.colorTransform != -1)
jpegImage.colorTransform = this.colorTransform;
jpegImage.parse(this.bytes);
var width = jpegImage.width;
var height = jpegImage.height;
var data = jpegImage.getData(width, height);
this.buffer = data;
this.bufferLength = data.length;
} catch (e) {
error('JPEG error: ' + e);
}
};
JpegStream.prototype.getIR = function jpegStreamGetIR() {
return bytesToString(this.bytes);
};
JpegStream.prototype.getChar = function jpegStreamGetChar() {
error('internal error: getChar is not valid on JpegStream');
error('internal error: getChar is not valid on JpegStream');
};
/**
* Checks if the image can be decoded and displayed by the browser without any
@ -869,6 +873,107 @@ var JpegStream = (function JpegStreamClosure() {
return JpegStream;
})();
/**
* For JPEG 2000's we use a library to decode these images and
* the stream behaves like all the other DecodeStreams.
*/
var JpxStream = (function JpxStreamClosure() {
function JpxStream(bytes, dict) {
this.dict = dict;
this.bytes = bytes;
DecodeStream.call(this);
}
JpxStream.prototype = Object.create(DecodeStream.prototype);
JpxStream.prototype.ensureBuffer = function jpxStreamEnsureBuffer(req) {
if (this.bufferLength)
return;
var jpxImage = new JpxImage();
jpxImage.parse(this.bytes);
var width = jpxImage.width;
var height = jpxImage.height;
var componentsCount = jpxImage.componentsCount;
if (componentsCount != 1 && componentsCount != 3 && componentsCount != 4)
error('JPX with ' + componentsCount + ' components is not supported');
var data = new Uint8Array(width * height * componentsCount);
for (var k = 0, kk = jpxImage.tiles.length; k < kk; k++) {
var tileCompoments = jpxImage.tiles[k];
var tileWidth = tileCompoments[0].width;
var tileHeight = tileCompoments[0].height;
var tileLeft = tileCompoments[0].left;
var tileTop = tileCompoments[0].top;
var dataPosition, sourcePosition, data0, data1, data2, data3, rowFeed;
switch (componentsCount) {
case 1:
data0 = tileCompoments[0].items;
dataPosition = width * tileTop + tileLeft;
rowFeed = width - tileWidth;
sourcePosition = 0;
for (var j = 0; j < tileHeight; j++) {
for (var i = 0; i < tileWidth; i++)
data[dataPosition++] = data0[sourcePosition++];
dataPosition += rowFeed;
}
break;
case 3:
data0 = tileCompoments[0].items;
data1 = tileCompoments[1].items;
data2 = tileCompoments[2].items;
dataPosition = (width * tileTop + tileLeft) * 3;
rowFeed = (width - tileWidth) * 3;
sourcePosition = 0;
for (var j = 0; j < tileHeight; j++) {
for (var i = 0; i < tileWidth; i++) {
data[dataPosition++] = data0[sourcePosition];
data[dataPosition++] = data1[sourcePosition];
data[dataPosition++] = data2[sourcePosition];
sourcePosition++;
}
dataPosition += rowFeed;
}
break;
case 4:
data0 = tileCompoments[0].items;
data1 = tileCompoments[1].items;
data2 = tileCompoments[2].items;
data3 = tileCompoments[3].items;
dataPosition = (width * tileTop + tileLeft) * 4;
rowFeed = (width - tileWidth) * 4;
sourcePosition = 0;
for (var j = 0; j < tileHeight; j++) {
for (var i = 0; i < tileWidth; i++) {
data[dataPosition++] = data0[sourcePosition];
data[dataPosition++] = data1[sourcePosition];
data[dataPosition++] = data2[sourcePosition];
data[dataPosition++] = data3[sourcePosition];
sourcePosition++;
}
dataPosition += rowFeed;
}
break;
}
}
this.buffer = data;
this.bufferLength = data.length;
};
JpxStream.prototype.getChar = function jpxStreamGetChar() {
error('internal error: getChar is not valid on JpxStream');
};
return JpxStream;
})();
var DecryptStream = (function DecryptStreamClosure() {
function DecryptStream(str, decrypt) {
this.str = str;

16
src/util.js
View File

@ -259,8 +259,8 @@ var Promise = (function PromiseClosure() {
return;
}
if (this._data !== EMPTY_PROMISE) {
throw 'Promise ' + this.name +
': Cannot set the data of a promise twice';
error('Promise ' + this.name +
': Cannot set the data of a promise twice');
}
this._data = value;
this.hasData = true;
@ -272,7 +272,7 @@ var Promise = (function PromiseClosure() {
get data() {
if (this._data === EMPTY_PROMISE) {
throw 'Promise ' + this.name + ': Cannot get data that isn\'t set';
error('Promise ' + this.name + ': Cannot get data that isn\'t set');
}
return this._data;
},
@ -287,10 +287,10 @@ var Promise = (function PromiseClosure() {
resolve: function promiseResolve(data) {
if (this.isResolved) {
throw 'A Promise can be resolved only once ' + this.name;
error('A Promise can be resolved only once ' + this.name);
}
if (this.isRejected) {
throw 'The Promise was already rejected ' + this.name;
error('The Promise was already rejected ' + this.name);
}
this.isResolved = true;
@ -304,10 +304,10 @@ var Promise = (function PromiseClosure() {
reject: function proimseReject(reason) {
if (this.isRejected) {
throw 'A Promise can be rejected only once ' + this.name;
error('A Promise can be rejected only once ' + this.name);
}
if (this.isResolved) {
throw 'The Promise was already resolved ' + this.name;
error('The Promise was already resolved ' + this.name);
}
this.isRejected = true;
@ -321,7 +321,7 @@ var Promise = (function PromiseClosure() {
then: function promiseThen(callback, errback) {
if (!callback) {
throw 'Requiring callback' + this.name;
error('Requiring callback' + this.name);
}
// If the promise is already resolved, call the callback directly.

9
src/worker.js
View File

@ -26,7 +26,7 @@ function MessageHandler(name, comObj) {
delete callbacks[callbackId];
callback(data.data);
} else {
throw 'Cannot resolve callback ' + callbackId;
error('Cannot resolve callback ' + callbackId);
}
} else if (data.action in ah) {
var action = ah[data.action];
@ -44,7 +44,7 @@ function MessageHandler(name, comObj) {
action[0].call(action[1], data.data);
}
} else {
throw 'Unkown action from worker: ' + data.action;
error('Unkown action from worker: ' + data.action);
}
};
}
@ -53,7 +53,7 @@ MessageHandler.prototype = {
on: function messageHandlerOn(actionName, handler, scope) {
var ah = this.actionHandler;
if (ah[actionName]) {
throw 'There is already an actionName called "' + actionName + '"';
error('There is already an actionName called "' + actionName + '"');
}
ah[actionName] = [handler, scope];
},
@ -224,6 +224,7 @@ var workerConsole = {
action: 'console_error',
data: args
});
throw 'pdf.js execution error';
},
time: function time(name) {
@ -233,7 +234,7 @@ var workerConsole = {
timeEnd: function timeEnd(name) {
var time = consoleTimer[name];
if (time == null) {
throw 'Unkown timer name ' + name;
error('Unkown timer name ' + name);
}
this.log('Timer:', name, Date.now() - time);
}

3
src/worker_loader.js
View File

@ -23,7 +23,8 @@ var files = [
'pattern.js',
'stream.js',
'worker.js',
'../external/jpgjs/jpg.js'
'../external/jpgjs/jpg.js',
'jpx.js'
];
// Load all the files.

1
test/pdfs/.gitignore vendored
View File

@ -22,4 +22,5 @@
!issue918.pdf
!smaskdim.pdf
!type4psfunc.pdf
!S2.pdf
!zerowidthline.pdf

2549
test/pdfs/S2.pdf Normal file
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File diff suppressed because one or more lines are too long

1
test/pdfs/issue1096.pdf.link Normal file
View File

@ -0,0 +1 @@
http://www.faithaliveresources.org/Content/Site135/FilesSamples/105315400440pdf_00000009843.pdf

14
test/test_manifest.json
View File

@ -402,6 +402,14 @@
"link": true,
"type": "eq"
},
{ "id": "issue1096",
"file": "pdfs/issue1096.pdf",
"md5": "7f75d2b4b93c78d401ff39e8c1b00612",
"rounds": 1,
"pageLimit": 10,
"link": true,
"type": "eq"
},
{ "id": "liveprogramming",
"file": "pdfs/liveprogramming.pdf",
"md5": "7bd4dad1188232ef597d36fd72c33e52",
@ -410,6 +418,12 @@
"link": true,
"type": "load"
},
{ "id": "S2-eq",
"file": "pdfs/S2.pdf",
"md5": "d0b6137846df6e0fe058f234a87fb588",
"rounds": 1,
"type": "eq"
},
{ "id": "issue1055",
"file": "pdfs/issue1055.pdf",
"md5": "3ba56c2e48dce81da8669b1b9cf98ff0",

1
test/test_slave.html
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@ -22,6 +22,7 @@
<script type="text/javascript" src="/src/stream.js"></script>
<script type="text/javascript" src="/src/worker.js"></script>
<script type="text/javascript" src="/external/jpgjs/jpg.js"></script>
<script type="text/javascript" src="/src/jpx.js"></script>
<script type="text/javascript" src="driver.js"></script>
<script type="text/javascript">

7
web/compatibility.js
View File

@ -224,3 +224,10 @@
}
});
})();
// Check console compatability
(function checkConsoleCompatibility() {
if (typeof console == 'undefined') {
console = {log: function() {}};
}
})();

1
web/viewer.html
View File

@ -26,6 +26,7 @@
<script type="text/javascript" src="../src/stream.js"></script> <!-- PDFJSSCRIPT_REMOVE -->
<script type="text/javascript" src="../src/worker.js"></script> <!-- PDFJSSCRIPT_REMOVE -->
<script type="text/javascript" src="../external/jpgjs/jpg.js"></script> <!-- PDFJSSCRIPT_REMOVE -->
<script type="text/javascript" src="../src/jpx.js"></script> <!-- PDFJSSCRIPT_REMOVE -->
<script type="text/javascript">PDFJS.workerSrc = '../src/worker_loader.js';</script> <!-- PDFJSSCRIPT_REMOVE -->
<script type="text/javascript" src="viewer.js"></script>

74
web/viewer.js
View File

@ -6,6 +6,7 @@
var kDefaultURL = 'compressed.tracemonkey-pldi-09.pdf';
var kDefaultScale = 'auto';
var kDefaultScaleDelta = 1.1;
var kUnknownScale = 0;
var kCacheSize = 20;
var kCssUnits = 96.0 / 72.0;
var kScrollbarPadding = 40;
@ -148,7 +149,7 @@ var currentPageNumber = 1;
var PDFView = {
pages: [],
thumbnails: [],
currentScale: 0,
currentScale: kUnknownScale,
currentScaleValue: null,
initialBookmark: document.location.hash.substring(1),
@ -203,12 +204,12 @@ var PDFView = {
zoomIn: function pdfViewZoomIn() {
var newScale = Math.min(kMaxScale, this.currentScale * kDefaultScaleDelta);
this.setScale(newScale, true);
this.parseScale(newScale, true);
},
zoomOut: function pdfViewZoomOut() {
var newScale = Math.max(kMinScale, this.currentScale / kDefaultScaleDelta);
this.setScale(newScale, true);
this.parseScale(newScale, true);
},
set page(val) {
@ -458,10 +459,16 @@ var PDFView = {
}
else if (storedHash)
this.setHash(storedHash);
else {
this.parseScale(scale || kDefaultScale, true);
else if (scale) {
this.parseScale(scale, true);
this.page = 1;
}
if (PDFView.currentScale === kUnknownScale) {
// Scale was not initialized: invalid bookmark or scale was not specified.
// Setting the default one.
this.parseScale(kDefaultScale, true);
}
},
setHash: function pdfViewSetHash(hash) {
@ -748,6 +755,8 @@ var PageView = function pageView(container, content, id, pageWidth, pageHeight,
if (scale && scale !== PDFView.currentScale)
PDFView.parseScale(scale, true);
else if (PDFView.currentScale === kUnknownScale)
PDFView.parseScale(kDefaultScale, true);
setTimeout(function pageViewScrollIntoViewRelayout() {
// letting page to re-layout before scrolling
@ -966,22 +975,55 @@ var TextLayerBuilder = function textLayerBuilder(textLayerDiv) {
var self = this;
var textDivs = this.textDivs;
var textLayerDiv = this.textLayerDiv;
this.textLayerTimer = setInterval(function renderTextLayer() {
var renderTimer = null;
var renderingDone = false;
var renderInterval = 0;
var resumeInterval = 500; // in ms
// Render the text layer, one div at a time
function renderTextLayer() {
if (textDivs.length === 0) {
clearInterval(self.textLayerTimer);
clearInterval(renderTimer);
renderingDone = true;
return;
}
var textDiv = textDivs.shift();
if (textDiv.dataset.textLength >= 1) { // avoid div by zero
if (textDiv.dataset.textLength > 0) {
textLayerDiv.appendChild(textDiv);
// Adjust div width (via letterSpacing) to match canvas text
// Due to the .offsetWidth calls, this is slow
textDiv.style.letterSpacing =
((textDiv.dataset.canvasWidth - textDiv.offsetWidth) /
(textDiv.dataset.textLength - 1)) + 'px';
if (textDiv.dataset.textLength > 1) { // avoid div by zero
// Adjust div width (via letterSpacing) to match canvas text
// Due to the .offsetWidth calls, this is slow
// This needs to come after appending to the DOM
textDiv.style.letterSpacing =
((textDiv.dataset.canvasWidth - textDiv.offsetWidth) /
(textDiv.dataset.textLength - 1)) + 'px';
}
} // textLength > 0
}
renderTimer = setInterval(renderTextLayer, renderInterval);
// Stop rendering when user scrolls. Resume after XXX milliseconds
// of no scroll events
var scrollTimer = null;
function textLayerOnScroll() {
if (renderingDone) {
window.removeEventListener('scroll', textLayerOnScroll, false);
return;
}
}, 0);
};
// Immediately pause rendering
clearInterval(renderTimer);
clearTimeout(scrollTimer);
scrollTimer = setTimeout(function textLayerScrollTimer() {
// Resume rendering
renderTimer = setInterval(renderTextLayer, renderInterval);
}, resumeInterval);
}; // textLayerOnScroll
window.addEventListener('scroll', textLayerOnScroll, false);
}; // endLayout
this.appendText = function textLayerBuilderAppendText(text,
fontName, fontSize) {
@ -1240,7 +1282,7 @@ window.addEventListener('keydown', function keydown(evt) {
handled = true;
break;
case 48: // '0'
PDFView.setScale(kDefaultScale, true);
PDFView.parseScale(kDefaultScale, true);
handled = true;
break;
case 37: // left arrow