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Merge pull request #5713 from Snuffleupagus/evaluator-IdentityToUnicodeMap

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Create a IdentityToUnicodeMap in evaluator.js when toUnicode contains IdentityH/IdentityV
This commit is contained in:
Brendan Dahl 2015-03-25 10:33:29 -07:00
commit 3a8d4a7d72
2 changed files with 10 additions and 7 deletions
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15
src/core/evaluator.js
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@ -14,15 +14,15 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* globals assert, ColorSpace, DecodeStream, Dict, Encodings,
/* globals assert, CMapFactory, ColorSpace, DecodeStream, Dict, Encodings,
error, ErrorFont, Font, FONT_IDENTITY_MATRIX, fontCharsToUnicode,
FontFlags, ImageKind, info, isArray, isCmd, isDict, isEOF, isName,
isNum, isStream, isString, JpegStream, Lexer, Metrics,
isNum, isStream, isString, JpegStream, Lexer, Metrics, IdentityCMap,
MurmurHash3_64, Name, Parser, Pattern, PDFImage, PDFJS, serifFonts,
stdFontMap, symbolsFonts, getTilingPatternIR, warn, Util, Promise,
RefSetCache, isRef, TextRenderingMode, ToUnicodeMap, CMapFactory,
RefSetCache, isRef, TextRenderingMode, IdentityToUnicodeMap,
OPS, UNSUPPORTED_FEATURES, UnsupportedManager, NormalizedUnicodes,
IDENTITY_MATRIX, reverseIfRtl, createPromiseCapability,
IDENTITY_MATRIX, reverseIfRtl, createPromiseCapability, ToUnicodeMap,
getFontType */
'use strict';
@ -1332,8 +1332,11 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var cmap, cmapObj = toUnicode;
if (isName(cmapObj)) {
cmap = CMapFactory.create(cmapObj,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).getMap();
return new ToUnicodeMap(cmap);
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null);
if (cmap instanceof IdentityCMap) {
return new IdentityToUnicodeMap(0, 0xFFFF);
}
return new ToUnicodeMap(cmap.getMap());
} else if (isStream(cmapObj)) {
cmap = CMapFactory.create(cmapObj,
{ url: PDFJS.cMapUrl, packed: PDFJS.cMapPacked }, null).getMap();

2
src/core/fonts.js
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@ -2227,7 +2227,7 @@ var IdentityToUnicodeMap = (function IdentityToUnicodeMapClosure() {
IdentityToUnicodeMap.prototype = {
get length() {
error('should not access .length');
return (this.lastChar + 1) - this.firstChar;
},
forEach: function (callback) {