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Removes global PDFJS usage from the src/core/.

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This commit is contained in:
Yury Delendik 2016-03-02 18:48:21 -06:00
parent 21ed8ff71d
commit bda5e6235e
22 changed files with 376 additions and 299 deletions
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38
src/core/evaluator.js
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@ -12,7 +12,6 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* globals PDFJS */
'use strict';
@ -108,8 +107,15 @@ var getUnicodeForGlyph = coreUnicode.getUnicodeForGlyph;
var getGlyphsUnicode = coreGlyphList.getGlyphsUnicode;
var PartialEvaluator = (function PartialEvaluatorClosure() {
var DefaultPartialEvaluatorOptions = {
forceDataSchema: false,
maxImageSize: -1,
disableFontFace: false,
cMapOptions: { url: null, packed: false }
};
function PartialEvaluator(pdfManager, xref, handler, pageIndex,
uniquePrefix, idCounters, fontCache) {
uniquePrefix, idCounters, fontCache, options) {
this.pdfManager = pdfManager;
this.xref = xref;
this.handler = handler;
@ -117,6 +123,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
this.uniquePrefix = uniquePrefix;
this.idCounters = idCounters;
this.fontCache = fontCache;
this.options = options || DefaultPartialEvaluatorOptions;
}
// Trying to minimize Date.now() usage and check every 100 time
@ -275,7 +282,8 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
warn('Image dimensions are missing, or not numbers.');
return;
}
if (PDFJS.maxImageSize !== -1 && w * h > PDFJS.maxImageSize) {
var maxImageSize = this.options.maxImageSize;
if (maxImageSize !== -1 && w * h > maxImageSize) {
warn('Image exceeded maximum allowed size and was removed.');
return;
}
@ -339,11 +347,13 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
// These JPEGs don't need any more processing so we can just send it.
operatorList.addOp(OPS.paintJpegXObject, args);
this.handler.send('obj',
[objId, this.pageIndex, 'JpegStream', image.getIR()]);
[objId, this.pageIndex, 'JpegStream',
image.getIR(this.options.forceDataSchema)]);
return;
}
PDFImage.buildImage(self.handler, self.xref, resources, image, inline).
PDFImage.buildImage(self.handler, self.xref, resources, image, inline,
this.options.forceDataSchema).
then(function(imageObj) {
var imgData = imageObj.createImageData(/* forceRGBA = */ false);
self.handler.send('obj', [objId, self.pageIndex, 'Image', imgData],
@ -451,7 +461,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var glyphs = font.charsToGlyphs(chars);
var isAddToPathSet = !!(state.textRenderingMode &
TextRenderingMode.ADD_TO_PATH_FLAG);
if (font.data && (isAddToPathSet || PDFJS.disableFontFace)) {
if (font.data && (isAddToPathSet || this.options.disableFontFace)) {
var buildPath = function (fontChar) {
if (!font.renderer.hasBuiltPath(fontChar)) {
var path = font.renderer.getPathJs(fontChar);
@ -1174,7 +1184,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
function runBidiTransform(textChunk) {
var str = textChunk.str.join('');
var bidiResult = PDFJS.bidi(str, -1, textChunk.vertical);
var bidiResult = bidi(str, -1, textChunk.vertical);
return {
str: (normalizeWhitespace ? replaceWhitespace(bidiResult.str) :
bidiResult.str),
@ -1757,8 +1767,8 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var ucs2CMapName = new Name(registry + '-' + ordering + '-UCS2');
// d) Obtain the CMap with the name constructed in step (c) (available
// from the ASN Web site; see the Bibliography).
return CMapFactory.create(ucs2CMapName,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).then(
return CMapFactory.create(ucs2CMapName, this.options.cMapOptions,
null).then(
function (ucs2CMap) {
var cMap = properties.cMap;
toUnicode = [];
@ -1785,8 +1795,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
readToUnicode: function PartialEvaluator_readToUnicode(toUnicode) {
var cmapObj = toUnicode;
if (isName(cmapObj)) {
return CMapFactory.create(cmapObj,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).then(
return CMapFactory.create(cmapObj, this.options.cMapOptions, null).then(
function (cmap) {
if (cmap instanceof IdentityCMap) {
return new IdentityToUnicodeMap(0, 0xFFFF);
@ -1794,8 +1803,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
return new ToUnicodeMap(cmap.getMap());
});
} else if (isStream(cmapObj)) {
return CMapFactory.create(cmapObj,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).then(
return CMapFactory.create(cmapObj, this.options.cMapOptions, null).then(
function (cmap) {
if (cmap instanceof IdentityCMap) {
return new IdentityToUnicodeMap(0, 0xFFFF);
@ -2086,6 +2094,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var descriptor = preEvaluatedFont.descriptor;
var type = preEvaluatedFont.type;
var maxCharIndex = (composite ? 0xFFFF : 0xFF);
var cMapOptions = this.options.cMapOptions;
var properties;
if (!descriptor) {
@ -2213,8 +2222,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
if (isName(cidEncoding)) {
properties.cidEncoding = cidEncoding.name;
}
cMapPromise = CMapFactory.create(cidEncoding,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).then(
cMapPromise = CMapFactory.create(cidEncoding, cMapOptions, null).then(
function (cMap) {
properties.cMap = cMap;
properties.vertical = properties.cMap.vertical;