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Text widget annotations: implement comb support

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This commit is contained in:
Tim van der Meij 2016-09-20 00:04:11 +02:00
parent c0e82dbc38
commit 6100ab4b18
7 changed files with 113 additions and 4 deletions
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78
test/unit/annotation_layer_spec.js
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@ -1,7 +1,7 @@
/* globals expect, it, describe, Dict, Name, Annotation, AnnotationBorderStyle,
AnnotationBorderStyleType, AnnotationType, AnnotationFlag, PDFJS,
beforeEach, afterEach, stringToBytes, AnnotationFactory, Ref, isRef,
beforeAll, afterAll */
beforeAll, afterAll, AnnotationFieldFlag */
'use strict';
@ -481,6 +481,7 @@ describe('Annotation layer', function() {
expect(textWidgetAnnotation.data.maxLen).toEqual(null);
expect(textWidgetAnnotation.data.readOnly).toEqual(false);
expect(textWidgetAnnotation.data.multiLine).toEqual(false);
expect(textWidgetAnnotation.data.comb).toEqual(false);
});
it('should not set invalid text alignment, maximum length and flags',
@ -499,13 +500,18 @@ describe('Annotation layer', function() {
expect(textWidgetAnnotation.data.maxLen).toEqual(null);
expect(textWidgetAnnotation.data.readOnly).toEqual(false);
expect(textWidgetAnnotation.data.multiLine).toEqual(false);
expect(textWidgetAnnotation.data.comb).toEqual(false);
});
it('should set valid text alignment, maximum length and flags',
function() {
var flags = 0;
flags |= 1 << (AnnotationFieldFlag.READONLY - 1);
flags |= 1 << (AnnotationFieldFlag.MULTILINE - 1);
textWidgetDict.set('Q', 1);
textWidgetDict.set('MaxLen', 20);
textWidgetDict.set('Ff', 4097);
textWidgetDict.set('Ff', flags);
var textWidgetRef = new Ref(84, 0);
var xref = new XRefMock([
@ -518,6 +524,74 @@ describe('Annotation layer', function() {
expect(textWidgetAnnotation.data.readOnly).toEqual(true);
expect(textWidgetAnnotation.data.multiLine).toEqual(true);
});
it('should reject comb fields without a maximum length', function() {
var flags = 0;
flags |= 1 << (AnnotationFieldFlag.COMB - 1);
textWidgetDict.set('Ff', flags);
var textWidgetRef = new Ref(46, 0);
var xref = new XRefMock([
{ ref: textWidgetRef, data: textWidgetDict, }
]);
var textWidgetAnnotation = annotationFactory.create(xref, textWidgetRef);
expect(textWidgetAnnotation.data.comb).toEqual(false);
});
it('should accept comb fields with a maximum length', function() {
var flags = 0;
flags |= 1 << (AnnotationFieldFlag.COMB - 1);
textWidgetDict.set('MaxLen', 20);
textWidgetDict.set('Ff', flags);
var textWidgetRef = new Ref(46, 0);
var xref = new XRefMock([
{ ref: textWidgetRef, data: textWidgetDict, }
]);
var textWidgetAnnotation = annotationFactory.create(xref, textWidgetRef);
expect(textWidgetAnnotation.data.comb).toEqual(true);
});
it('should only accept comb fields when the flags are valid', function() {
var invalidFieldFlags = [
AnnotationFieldFlag.MULTILINE,
AnnotationFieldFlag.PASSWORD,
AnnotationFieldFlag.FILESELECT
];
// The field may not use combs until all invalid flags are unset.
for (var i = 0, ii = invalidFieldFlags.length; i <= ii; i++) {
var flags = 0;
flags |= 1 << (AnnotationFieldFlag.COMB - 1);
for (var j = 0, jj = invalidFieldFlags.length; j < jj; j++) {
flags |= 1 << (invalidFieldFlags[j] - 1);
}
textWidgetDict.set('MaxLen', 20);
textWidgetDict.set('Ff', flags);
var textWidgetRef = new Ref(93, 0);
var xref = new XRefMock([
{ ref: textWidgetRef, data: textWidgetDict, }
]);
var textWidgetAnnotation = annotationFactory.create(xref,
textWidgetRef);
var valid = (invalidFieldFlags.length === 0);
expect(textWidgetAnnotation.data.comb).toEqual(valid);
// Remove the last invalid flag for the next iteration.
if (!valid) {
invalidFieldFlags.splice(-1, 1);
}
}
});
});
describe('FileAttachmentAnnotation', function() {