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Add a proper LocalColorSpaceCache class, rather than piggybacking on the image one (PR 12001 follow-up)

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This will allow caching of ColorSpaces by either `Name` *or* `Ref`, which doesn't really make sense for images, thus allowing (better) caching for ColorSpaces used with e.g. Images and Patterns.
This commit is contained in:
Jonas Jenwald 2020-06-17 18:29:50 +02:00
parent e22bc483a5
commit 51e87b9248
2 changed files with 40 additions and 5 deletions
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4
src/core/evaluator.js
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@ -73,13 +73,13 @@ import {
} from "./standard_fonts.js";
import { getTilingPatternIR, Pattern } from "./pattern.js";
import { Lexer, Parser } from "./parser.js";
import { LocalColorSpaceCache, LocalImageCache } from "./image_utils.js";
import { bidi } from "./bidi.js";
import { ColorSpace } from "./colorspace.js";
import { DecodeStream } from "./stream.js";
import { getGlyphsUnicode } from "./glyphlist.js";
import { getMetrics } from "./metrics.js";
import { isPDFFunction } from "./function.js";
import { LocalImageCache } from "./image_utils.js";
import { MurmurHash3_64 } from "./murmurhash3.js";
import { OperatorList } from "./operator_list.js";
import { PDFImage } from "./image.js";
@ -1224,7 +1224,7 @@ var PartialEvaluator = (function PartialEvaluatorClosure() {
var xref = this.xref;
let parsingText = false;
const localImageCache = new LocalImageCache();
const localColorSpaceCache = new LocalImageCache();
const localColorSpaceCache = new LocalColorSpaceCache();
var xobjs = resources.get("XObject") || Dict.empty;
var patterns = resources.get("Pattern") || Dict.empty;