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Reduce the memory usage of the operator list.

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This commit is contained in:
Brendan Dahl 2013-11-13 11:43:38 -08:00
parent a6e7f2226a
commit f4942b11f8
8 changed files with 288 additions and 155 deletions
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36
test/unit/evaluator_spec.js
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@ -1,6 +1,6 @@
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
/* globals expect, it, describe, PartialEvaluator, StringStream */
/* globals expect, it, describe, PartialEvaluator, StringStream, OPS */
'use strict';
@ -39,7 +39,7 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(1);
expect(result.fnArray[0]).toEqual('save');
expect(result.fnArray[0]).toEqual(OPS.save);
expect(result.argsArray[0].length).toEqual(0);
});
@ -51,7 +51,7 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(1);
expect(result.fnArray[0]).toEqual('restore');
expect(result.fnArray[0]).toEqual(OPS.restore);
});
it('should handle two glued operations', function() {
@ -64,8 +64,8 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, resources);
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(2);
expect(result.fnArray[0]).toEqual('paintXObject');
expect(result.fnArray[1]).toEqual('restore');
expect(result.fnArray[0]).toEqual(OPS.paintXObject);
expect(result.fnArray[1]).toEqual(OPS.restore);
});
it('should handle tree glued operations', function() {
@ -76,9 +76,9 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(3);
expect(result.fnArray[0]).toEqual('save');
expect(result.fnArray[1]).toEqual('save');
expect(result.fnArray[2]).toEqual('save');
expect(result.fnArray[0]).toEqual(OPS.save);
expect(result.fnArray[1]).toEqual(OPS.save);
expect(result.fnArray[2]).toEqual(OPS.save);
});
it('should handle three glued operations #2', function() {
@ -91,9 +91,9 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, resources);
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(3);
expect(result.fnArray[0]).toEqual('eoFillStroke');
expect(result.fnArray[1]).toEqual('fillStroke');
expect(result.fnArray[2]).toEqual('eoFill');
expect(result.fnArray[0]).toEqual(OPS.eoFillStroke);
expect(result.fnArray[1]).toEqual(OPS.fillStroke);
expect(result.fnArray[2]).toEqual(OPS.eoFill);
});
it('should handle glued operations and operands', function() {
@ -104,8 +104,8 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(2);
expect(result.fnArray[0]).toEqual('save');
expect(result.fnArray[1]).toEqual('setTextRise');
expect(result.fnArray[0]).toEqual(OPS.save);
expect(result.fnArray[1]).toEqual(OPS.setTextRise);
expect(result.argsArray.length).toEqual(2);
expect(result.argsArray[1].length).toEqual(1);
expect(result.argsArray[1][0]).toEqual(5);
@ -119,9 +119,9 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(!!result.fnArray && !!result.argsArray).toEqual(true);
expect(result.fnArray.length).toEqual(3);
expect(result.fnArray[0]).toEqual('setFlatness');
expect(result.fnArray[1]).toEqual('setRenderingIntent');
expect(result.fnArray[2]).toEqual('save');
expect(result.fnArray[0]).toEqual(OPS.setFlatness);
expect(result.fnArray[1]).toEqual(OPS.setRenderingIntent);
expect(result.fnArray[2]).toEqual(OPS.save);
expect(result.argsArray.length).toEqual(3);
expect(result.argsArray[0].length).toEqual(1);
expect(result.argsArray[0][0]).toEqual(true);
@ -141,7 +141,7 @@ describe('evaluator', function() {
var result = evaluator.getOperatorList(stream, new ResourcesMock());
expect(result.argsArray[0][0]).toEqual(5);
expect(result.argsArray[0][1]).toEqual(1);
expect(result.fnArray[0]).toEqual('setCharWidth');
expect(result.fnArray[0]).toEqual(OPS.setCharWidth);
});
it('should execute if too many arguments', function() {
var evaluator = new PartialEvaluator(new PdfManagerMock(),
@ -152,7 +152,7 @@ describe('evaluator', function() {
expect(result.argsArray[0][0]).toEqual(5);
expect(result.argsArray[0][1]).toEqual(1);
expect(result.argsArray[0][2]).toEqual(4);
expect(result.fnArray[0]).toEqual('setCharWidth');
expect(result.fnArray[0]).toEqual(OPS.setCharWidth);
});
it('should skip if too few arguments', function() {
var evaluator = new PartialEvaluator(new PdfManagerMock(),