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Button widget annotations: improve unit tests, simplify code and remove labels

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Modern browsers support styling radio buttons and checkboxes with CSS.
This makes the implementation much easier, and the fallback for older
browsers is still decent.
This commit is contained in:
Tim van der Meij 2016-12-15 23:49:46 +01:00
parent 77148c7880
commit a428899b3c
5 changed files with 88 additions and 184 deletions
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19
src/core/annotation.js
View File

@ -773,17 +773,18 @@ var ButtonWidgetAnnotation = (function ButtonWidgetAnnotationClosure() {
function ButtonWidgetAnnotation(params) {
WidgetAnnotation.call(this, params);
this.data.pushbutton = this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON);
this.data.radio = !this.data.pushbutton &&
this.hasFieldFlag(AnnotationFieldFlag.RADIO);
if (isName(this.data.fieldValue)) {
this.data.checkBox = !this.hasFieldFlag(AnnotationFieldFlag.RADIO) &&
!this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON);
if (this.data.checkBox) {
if (!isName(this.data.fieldValue)) {
return;
}
this.data.fieldValue = this.data.fieldValue.name;
} else {
warn('Button widget annotation: field value is not a `Name` object.');
}
if (this.data.radio) {
this.data.radioButton = this.hasFieldFlag(AnnotationFieldFlag.RADIO) &&
!this.hasFieldFlag(AnnotationFieldFlag.PUSHBUTTON);
if (this.data.radioButton) {
this.data.fieldValue = this.data.buttonValue = null;
// The parent field's `V` entry holds a `Name` object with the appearance
@ -831,7 +832,7 @@ var ButtonWidgetAnnotation = (function ButtonWidgetAnnotationClosure() {
if (this.appearance) {
return Annotation.prototype.getOperatorList.call(this, evaluator, task,
renderForms);
renderForms);
}
return Promise.resolve(operatorList);
}

33
src/display/annotation_layer.js
View File

@ -77,14 +77,12 @@ AnnotationElementFactory.prototype =
case 'Tx':
return new TextWidgetAnnotationElement(parameters);
case 'Btn':
if (!parameters.data.pushbutton) {
if (parameters.data.radio) {
return new RadioButtonWidgetAnnotationElement(parameters);
} else {
return new CheckboxWidgetAnnotationElement(parameters);
}
if (parameters.data.radioButton) {
return new RadioButtonWidgetAnnotationElement(parameters);
} else if (parameters.data.checkBox) {
return new CheckboxWidgetAnnotationElement(parameters);
} else {
warn('Unimplemented push button');
warn('Unimplemented button widget annotation: pushbutton');
}
break;
case 'Ch':
@ -152,7 +150,6 @@ var AnnotationElement = (function AnnotationElementClosure() {
var height = data.rect[3] - data.rect[1];
container.setAttribute('data-annotation-id', data.id);
container.setAttribute('data-annotation-name', data.fieldName);
// Do *not* modify `data.rect`, since that will corrupt the annotation
// position on subsequent calls to `_createContainer` (see issue 6804).
@ -568,15 +565,11 @@ var CheckboxWidgetAnnotationElement =
var element = document.createElement('input');
element.disabled = this.data.readOnly;
element.type = 'checkbox';
element.id = this.data.fieldName;
if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
element.checked = true;
element.setAttribute('checked', true);
}
this.container.appendChild(element);
element = document.createElement('label');
element.htmlFor = this.data.fieldName;
this.container.appendChild(element);
this.container.appendChild(element);
return this.container;
}
});
@ -608,22 +601,16 @@ var RadioButtonWidgetAnnotationElement =
this.container.className = 'buttonWidgetAnnotation radioButton';
var element = document.createElement('input');
var id = this.data.fieldName + '.' + this.data.buttonValue;
element.disabled = this.data.readOnly;
element.type = 'radio';
element.id = id;
element.name = this.data.fieldName;
element.value = this.data.buttonValue;
if (this.data.fieldValue === this.data.buttonValue) {
element.checked = true;
element.setAttribute('checked', true);
}
this.container.appendChild(element);
element = document.createElement('label');
element.htmlFor = id;
this.container.appendChild(element);
this.container.appendChild(element);
return this.container;
},
}
});
return RadioButtonWidgetAnnotationElement;

28
test/annotation_layer_test.css
View File

@ -15,6 +15,11 @@
/* Used for annotation layer tests */
* {
padding: 0;
margin: 0;
}
.annotationLayer {
position: absolute;
left: 0;
@ -46,8 +51,8 @@
.annotationLayer .textWidgetAnnotation input,
.annotationLayer .textWidgetAnnotation textarea,
.annotationLayer .choiceWidgetAnnotation select,
.annotationLayer .buttonWidgetAnnotation.checkBox label,
.annotationLayer .buttonWidgetAnnotation.radioButton label {
.annotationLayer .buttonWidgetAnnotation.checkBox input,
.annotationLayer .buttonWidgetAnnotation.radioButton input {
background-color: rgba(0, 54, 255, 0.13);
border: 1px solid transparent;
box-sizing: border-box;
@ -67,8 +72,8 @@
.annotationLayer .textWidgetAnnotation input[disabled],
.annotationLayer .textWidgetAnnotation textarea[disabled],
.annotationLayer .choiceWidgetAnnotation select[disabled],
.annotationLayer .buttonWidgetAnnotation.checkBox input[disabled] + label,
.annotationLayer .buttonWidgetAnnotation.radioButton input[disabled] + label {
.annotationLayer .buttonWidgetAnnotation.checkBox input[disabled],
.annotationLayer .buttonWidgetAnnotation.radioButton input[disabled] {
background: none;
border: 1px solid transparent;
}
@ -79,19 +84,12 @@
padding-right: 0;
}
.annotationLayer .buttonWidgetAnnotation.checkBox label,
.annotationLayer .buttonWidgetAnnotation.radioButton label {
position: absolute;
}
.annotationLayer .buttonWidgetAnnotation.checkBox input,
.annotationLayer .buttonWidgetAnnotation.radioButton input {
position: absolute;
left: -9999px;
}
.annotationLayer .buttonWidgetAnnotation.radioButton label {
border-radius: 50%;
-webkit-appearance: none;
-moz-appearance: none;
-ms-appearance: none;
appearance: none;
}
.annotationLayer .popupAnnotation {

118
test/unit/annotation_layer_spec.js
View File

@ -869,95 +869,63 @@ describe('Annotation layer', function() {
});
});
describe('CheckboxWidgetAnnotation', function() {
var checkboxWidgetDict;
describe('ButtonWidgetAnnotation', function() {
var buttonWidgetDict;
beforeEach(function (done) {
checkboxWidgetDict = new Dict();
checkboxWidgetDict.set('Type', Name.get('Annot'));
checkboxWidgetDict.set('Subtype', Name.get('Widget'));
checkboxWidgetDict.set('FT', Name.get('Btn'));
buttonWidgetDict = new Dict();
buttonWidgetDict.set('Type', Name.get('Annot'));
buttonWidgetDict.set('Subtype', Name.get('Widget'));
buttonWidgetDict.set('FT', Name.get('Btn'));
done();
});
afterEach(function () {
checkboxWidgetDict = null;
buttonWidgetDict = null;
});
it('should have proper flags',
function() {
var checkboxWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: checkboxWidgetRef, data: checkboxWidgetDict, }
]);
it('should handle checkboxes', function() {
buttonWidgetDict.set('V', Name.get('1'));
var checkboxWidgetAnnotation =
annotationFactory.create(xref, checkboxWidgetRef);
expect(checkboxWidgetAnnotation.data.radio).toEqual(false);
expect(checkboxWidgetAnnotation.data.pushbutton).toEqual(false);
expect(checkboxWidgetAnnotation.data.fieldValue).toEqual(null);
});
var buttonWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: buttonWidgetRef, data: buttonWidgetDict, }
]);
it('should have a proper value',
function() {
checkboxWidgetDict.set('V', Name.get('1'));
var checkboxWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: checkboxWidgetRef, data: checkboxWidgetDict, }
]);
var checkboxWidgetAnnotation =
annotationFactory.create(xref, checkboxWidgetRef);
expect(checkboxWidgetAnnotation.data.fieldValue).toEqual('1');
});
});
describe('RadioButtonWidgetAnnotation', function() {
var radioButtonWidgetDict;
beforeEach(function (done) {
radioButtonWidgetDict = new Dict();
radioButtonWidgetDict.set('Type', Name.get('Annot'));
radioButtonWidgetDict.set('Subtype', Name.get('Widget'));
radioButtonWidgetDict.set('FT', Name.get('Btn'));
radioButtonWidgetDict.set('Ff', AnnotationFieldFlag.RADIO);
done();
var buttonWidgetAnnotation =
annotationFactory.create(xref, buttonWidgetRef);
expect(buttonWidgetAnnotation.data.checkBox).toEqual(true);
expect(buttonWidgetAnnotation.data.fieldValue).toEqual('1');
expect(buttonWidgetAnnotation.data.radioButton).toEqual(false);
});
afterEach(function () {
radioButtonWidgetDict = null;
it('should handle radio buttons', function() {
var parentDict = new Dict();
parentDict.set('V', Name.get('1'));
var normalAppearanceStateDict = new Dict();
normalAppearanceStateDict.set('2', null);
var appearanceStatesDict = new Dict();
appearanceStatesDict.set('N', normalAppearanceStateDict);
buttonWidgetDict.set('Ff', AnnotationFieldFlag.RADIO);
buttonWidgetDict.set('Parent', parentDict);
buttonWidgetDict.set('AP', appearanceStatesDict);
var buttonWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: buttonWidgetRef, data: buttonWidgetDict, }
]);
var buttonWidgetAnnotation =
annotationFactory.create(xref, buttonWidgetRef);
expect(buttonWidgetAnnotation.data.checkBox).toEqual(false);
expect(buttonWidgetAnnotation.data.radioButton).toEqual(true);
expect(buttonWidgetAnnotation.data.fieldValue).toEqual('1');
expect(buttonWidgetAnnotation.data.buttonValue).toEqual('2');
});
it('should have proper flags',
function() {
var radioButtonWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: radioButtonWidgetRef, data: radioButtonWidgetDict, }
]);
var radioButtonWidgetAnnotation =
annotationFactory.create(xref, radioButtonWidgetRef);
expect(radioButtonWidgetAnnotation.data.radio).toEqual(true);
expect(radioButtonWidgetAnnotation.data.pushbutton).toEqual(false);
expect(radioButtonWidgetAnnotation.data.fieldValue).toEqual(null);
});
it('should have a proper value',
function() {
radioButtonWidgetDict.set('V', Name.get('1'));
var radioButtonWidgetRef = new Ref(124, 0);
var xref = new XRefMock([
{ ref: radioButtonWidgetRef, data: radioButtonWidgetDict, }
]);
var radioButtonWidgetAnnotation =
annotationFactory.create(xref, radioButtonWidgetRef);
expect(radioButtonWidgetAnnotation.data.fieldValue).toEqual('1');
});
});
describe('ChoiceWidgetAnnotation', function() {

74
web/annotation_layer_builder.css
View File

@ -43,7 +43,9 @@
.annotationLayer .textWidgetAnnotation input,
.annotationLayer .textWidgetAnnotation textarea,
.annotationLayer .choiceWidgetAnnotation select {
.annotationLayer .choiceWidgetAnnotation select,
.annotationLayer .buttonWidgetAnnotation.checkBox input,
.annotationLayer .buttonWidgetAnnotation.radioButton input {
background-color: rgba(0, 54, 255, 0.13);
border: 1px solid transparent;
box-sizing: border-box;
@ -63,8 +65,8 @@
.annotationLayer .textWidgetAnnotation input[disabled],
.annotationLayer .textWidgetAnnotation textarea[disabled],
.annotationLayer .choiceWidgetAnnotation select[disabled],
.annotationLayer .buttonWidgetAnnotation.checkBox input[disabled] + label,
.annotationLayer .buttonWidgetAnnotation.radioButton input[disabled] + label {
.annotationLayer .buttonWidgetAnnotation.checkBox input[disabled],
.annotationLayer .buttonWidgetAnnotation.radioButton input[disabled] {
background: none;
border: 1px solid transparent;
cursor: not-allowed;
@ -72,7 +74,9 @@
.annotationLayer .textWidgetAnnotation input:hover,
.annotationLayer .textWidgetAnnotation textarea:hover,
.annotationLayer .choiceWidgetAnnotation select:hover {
.annotationLayer .choiceWidgetAnnotation select:hover,
.annotationLayer .buttonWidgetAnnotation.checkBox input:hover,
.annotationLayer .buttonWidgetAnnotation.radioButton input:hover {
border: 1px solid #000;
}
@ -99,66 +103,12 @@
width: 115%;
}
.annotationLayer .buttonWidgetAnnotation.checkBox label,
.annotationLayer .buttonWidgetAnnotation.radioButton label {
background-color: rgba(0, 54, 255, 0.13);
border: 1px solid transparent;
box-sizing: border-box;
cursor: pointer;
height: 100%;
position: absolute;
width: 100%;
}
.annotationLayer .buttonWidgetAnnotation.checkBox input,
.annotationLayer .buttonWidgetAnnotation.radioButton input {
position: absolute;
left: -9999px;
}
.annotationLayer .buttonWidgetAnnotation.radioButton label {
border-radius: 50%;
}
.annotationLayer .buttonWidgetAnnotation.checkBox label:hover,
.annotationLayer .buttonWidgetAnnotation.checkBox label:focus,
.annotationLayer .buttonWidgetAnnotation.checkBox input:focus + label,
.annotationLayer .buttonWidgetAnnotation.radioButton label:hover,
.annotationLayer .buttonWidgetAnnotation.radioButton label:focus,
.annotationLayer .buttonWidgetAnnotation.radioButton input:focus + label {
border: 1px solid #000;
}
.annotationLayer .buttonWidgetAnnotation.checkBox input:checked + label:before,
.annotationLayer .buttonWidgetAnnotation.radioButton input:checked + label:before {
content: '';
left: 50%;
top: 50%;
position: absolute;
}
.annotationLayer .buttonWidgetAnnotation.checkBox input:checked + label:before {
border-bottom: 1px solid #000;
border-left: 1px solid #000;
height: 25%;
-webkit-transform: translate(-50%, -65%) rotateZ(-45deg);
-moz-transform: translate(-50%, -65%) rotateZ(-45deg);
-o-transform: translate(-50%, -65%) rotateZ(-45deg);
-ms-transform: translate(-50%, -65%) rotateZ(-45deg);
transform: translate(-50%, -65%) rotateZ(-45deg);
width: 60%;
}
.annotationLayer .buttonWidgetAnnotation.radioButton input:checked + label:before {
background-color: #000;
border-radius: 50%;
height: 50%;
-webkit-transform: translate(-50%, -50%);
-moz-transform: translate(-50%, -50%);
-o-transform: translate(-50%, -50%);
-ms-transform: translate(-50%, -50%);
transform: translate(-50%, -50%);
width: 50%;
-webkit-appearance: none;
-moz-appearance: none;
-ms-appearance: none;
appearance: none;
}
.annotationLayer .popupWrapper {