Wrap spinner in IIFE
parent
8614b31873
commit
257aa342f9
|
@ -15,126 +15,129 @@
|
|||
* limitations under the License.
|
||||
*/
|
||||
|
||||
/**
|
||||
* Class constructor for Spinner MDL component.
|
||||
* Implements MDL component design pattern defined at:
|
||||
* https://github.com/jasonmayes/mdl-component-design-pattern
|
||||
* @param {HTMLElement} element The element that will be upgraded.
|
||||
* @constructor
|
||||
*/
|
||||
function MaterialSpinner(element) {
|
||||
(function() {
|
||||
'use strict';
|
||||
|
||||
this.element_ = element;
|
||||
/**
|
||||
* Class constructor for Spinner MDL component.
|
||||
* Implements MDL component design pattern defined at:
|
||||
* https://github.com/jasonmayes/mdl-component-design-pattern
|
||||
*
|
||||
* @param {HTMLElement} element The element that will be upgraded.
|
||||
* @constructor
|
||||
*/
|
||||
var MaterialSpinner = function MaterialSpinner(element) {
|
||||
this.element_ = element;
|
||||
|
||||
// Initialize instance.
|
||||
this.init();
|
||||
}
|
||||
// Initialize instance.
|
||||
this.init();
|
||||
};
|
||||
window.MaterialSpinner = MaterialSpinner;
|
||||
|
||||
/**
|
||||
* Store constants in one place so they can be updated easily.
|
||||
* @enum {string | number}
|
||||
* @private
|
||||
*/
|
||||
MaterialSpinner.prototype.Constant_ = {
|
||||
MDL_SPINNER_LAYER_COUNT: 4
|
||||
};
|
||||
/**
|
||||
* Store constants in one place so they can be updated easily.
|
||||
*
|
||||
* @enum {String | Number}
|
||||
* @private
|
||||
*/
|
||||
MaterialSpinner.prototype.Constant_ = {
|
||||
MDL_SPINNER_LAYER_COUNT: 4
|
||||
};
|
||||
|
||||
/**
|
||||
* Store strings for class names defined by this component that are used in
|
||||
* JavaScript. This allows us to simply change it in one place should we
|
||||
* decide to modify at a later date.
|
||||
* @enum {string}
|
||||
* @private
|
||||
*/
|
||||
MaterialSpinner.prototype.CssClasses_ = {
|
||||
MDL_SPINNER_LAYER: 'mdl-spinner__layer',
|
||||
MDL_SPINNER_CIRCLE_CLIPPER: 'mdl-spinner__circle-clipper',
|
||||
MDL_SPINNER_CIRCLE: 'mdl-spinner__circle',
|
||||
MDL_SPINNER_GAP_PATCH: 'mdl-spinner__gap-patch',
|
||||
MDL_SPINNER_LEFT: 'mdl-spinner__left',
|
||||
MDL_SPINNER_RIGHT: 'mdl-spinner__right'
|
||||
};
|
||||
/**
|
||||
* Store strings for class names defined by this component that are used in
|
||||
* JavaScript. This allows us to simply change it in one place should we
|
||||
* decide to modify at a later date.
|
||||
*
|
||||
* @enum {String}
|
||||
* @private
|
||||
*/
|
||||
MaterialSpinner.prototype.CssClasses_ = {
|
||||
MDL_SPINNER_LAYER: 'mdl-spinner__layer',
|
||||
MDL_SPINNER_CIRCLE_CLIPPER: 'mdl-spinner__circle-clipper',
|
||||
MDL_SPINNER_CIRCLE: 'mdl-spinner__circle',
|
||||
MDL_SPINNER_GAP_PATCH: 'mdl-spinner__gap-patch',
|
||||
MDL_SPINNER_LEFT: 'mdl-spinner__left',
|
||||
MDL_SPINNER_RIGHT: 'mdl-spinner__right'
|
||||
};
|
||||
|
||||
/**
|
||||
* Auxiliary method to create a spinner layer.
|
||||
*/
|
||||
MaterialSpinner.prototype.createLayer = function(index) {
|
||||
'use strict';
|
||||
/**
|
||||
* Auxiliary method to create a spinner layer.
|
||||
*
|
||||
* @param {Number} index Index of the layer to be created.
|
||||
* @public
|
||||
*/
|
||||
MaterialSpinner.prototype.createLayer = function(index) {
|
||||
var layer = document.createElement('div');
|
||||
layer.classList.add(this.CssClasses_.MDL_SPINNER_LAYER);
|
||||
layer.classList.add(this.CssClasses_.MDL_SPINNER_LAYER + '-' + index);
|
||||
|
||||
var layer = document.createElement('div');
|
||||
layer.classList.add(this.CssClasses_.MDL_SPINNER_LAYER);
|
||||
layer.classList.add(this.CssClasses_.MDL_SPINNER_LAYER + '-' + index);
|
||||
var leftClipper = document.createElement('div');
|
||||
leftClipper.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE_CLIPPER);
|
||||
leftClipper.classList.add(this.CssClasses_.MDL_SPINNER_LEFT);
|
||||
|
||||
var leftClipper = document.createElement('div');
|
||||
leftClipper.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE_CLIPPER);
|
||||
leftClipper.classList.add(this.CssClasses_.MDL_SPINNER_LEFT);
|
||||
var gapPatch = document.createElement('div');
|
||||
gapPatch.classList.add(this.CssClasses_.MDL_SPINNER_GAP_PATCH);
|
||||
|
||||
var gapPatch = document.createElement('div');
|
||||
gapPatch.classList.add(this.CssClasses_.MDL_SPINNER_GAP_PATCH);
|
||||
var rightClipper = document.createElement('div');
|
||||
rightClipper.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE_CLIPPER);
|
||||
rightClipper.classList.add(this.CssClasses_.MDL_SPINNER_RIGHT);
|
||||
|
||||
var rightClipper = document.createElement('div');
|
||||
rightClipper.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE_CLIPPER);
|
||||
rightClipper.classList.add(this.CssClasses_.MDL_SPINNER_RIGHT);
|
||||
var circleOwners = [leftClipper, gapPatch, rightClipper];
|
||||
|
||||
var circleOwners = [leftClipper, gapPatch, rightClipper];
|
||||
|
||||
for (var i = 0; i < circleOwners.length; i++) {
|
||||
var circle = document.createElement('div');
|
||||
circle.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE);
|
||||
circleOwners[i].appendChild(circle);
|
||||
}
|
||||
|
||||
layer.appendChild(leftClipper);
|
||||
layer.appendChild(gapPatch);
|
||||
layer.appendChild(rightClipper);
|
||||
|
||||
this.element_.appendChild(layer);
|
||||
};
|
||||
|
||||
/**
|
||||
* Stops the spinner animation.
|
||||
* Public method for users who need to stop the spinner for any reason.
|
||||
* @public
|
||||
*/
|
||||
MaterialSpinner.prototype.stop = function() {
|
||||
'use strict';
|
||||
|
||||
this.element_.classList.remove('is-active');
|
||||
};
|
||||
|
||||
/**
|
||||
* Starts the spinner animation.
|
||||
* Public method for users who need to manually start the spinner for any reason
|
||||
* (instead of just adding the 'is-active' class to their markup).
|
||||
* @public
|
||||
*/
|
||||
MaterialSpinner.prototype.start = function() {
|
||||
'use strict';
|
||||
|
||||
this.element_.classList.add('is-active');
|
||||
};
|
||||
|
||||
/**
|
||||
* Initialize element.
|
||||
*/
|
||||
MaterialSpinner.prototype.init = function() {
|
||||
'use strict';
|
||||
|
||||
if (this.element_) {
|
||||
for (var i = 1; i <= this.Constant_.MDL_SPINNER_LAYER_COUNT; i++) {
|
||||
this.createLayer(i);
|
||||
for (var i = 0; i < circleOwners.length; i++) {
|
||||
var circle = document.createElement('div');
|
||||
circle.classList.add(this.CssClasses_.MDL_SPINNER_CIRCLE);
|
||||
circleOwners[i].appendChild(circle);
|
||||
}
|
||||
|
||||
this.element_.classList.add('is-upgraded');
|
||||
}
|
||||
};
|
||||
layer.appendChild(leftClipper);
|
||||
layer.appendChild(gapPatch);
|
||||
layer.appendChild(rightClipper);
|
||||
|
||||
// The component registers itself. It can assume componentHandler is available
|
||||
// in the global scope.
|
||||
componentHandler.register({
|
||||
constructor: MaterialSpinner,
|
||||
classAsString: 'MaterialSpinner',
|
||||
cssClass: 'mdl-js-spinner',
|
||||
widget: true
|
||||
});
|
||||
this.element_.appendChild(layer);
|
||||
};
|
||||
|
||||
/**
|
||||
* Stops the spinner animation.
|
||||
* Public method for users who need to stop the spinner for any reason.
|
||||
*
|
||||
* @public
|
||||
*/
|
||||
MaterialSpinner.prototype.stop = function() {
|
||||
this.element_.classList.remove('is-active');
|
||||
};
|
||||
|
||||
/**
|
||||
* Starts the spinner animation.
|
||||
* Public method for users who need to manually start the spinner for any reason
|
||||
* (instead of just adding the 'is-active' class to their markup).
|
||||
*
|
||||
* @public
|
||||
*/
|
||||
MaterialSpinner.prototype.start = function() {
|
||||
this.element_.classList.add('is-active');
|
||||
};
|
||||
|
||||
/**
|
||||
* Initialize element.
|
||||
*/
|
||||
MaterialSpinner.prototype.init = function() {
|
||||
if (this.element_) {
|
||||
for (var i = 1; i <= this.Constant_.MDL_SPINNER_LAYER_COUNT; i++) {
|
||||
this.createLayer(i);
|
||||
}
|
||||
|
||||
this.element_.classList.add('is-upgraded');
|
||||
}
|
||||
};
|
||||
|
||||
// The component registers itself. It can assume componentHandler is available
|
||||
// in the global scope.
|
||||
componentHandler.register({
|
||||
constructor: MaterialSpinner,
|
||||
classAsString: 'MaterialSpinner',
|
||||
cssClass: 'mdl-js-spinner',
|
||||
widget: true
|
||||
});
|
||||
})();
|
||||
|
|
|
@ -38,7 +38,6 @@ describe('MaterialSpinner', function () {
|
|||
var methods = [
|
||||
'start',
|
||||
'stop',
|
||||
'createLayer'
|
||||
];
|
||||
methods.forEach(function(item) {
|
||||
expect(el.MaterialSpinner[item]).to.be.a('function');
|
||||
|
|
Loading…
Reference in New Issue