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animajs/base

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Base


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Base 是一个基础类,提供 ClassEvents、Attribute 和 Aspect 支持。


使用说明

extend Base.extend(properties)

基于 Base 创建子类。例子:

/* pig.js */
define(function(require, exports, module) {
 var Base = require('base');
 var Pig = Base.extend({
 attrs: {
 name: ''
 },
 talk: function() {
 alert('我是' + this.get('name'));
 }
 });
 module.exports = Pig;
});

继承 Base 可覆盖 initialize 构造函数, 但需要调用父类构造函数,如 arale 的 widget 定义了组件的生命周期

/* widget.js */
define(function(require, exports, module) {
 var Base = require('base');
 var Widget = Base.extend({
 initialize: function(config) {
 Widget.superclass.initialize.call(this, config);
 this.parseElement()
 this.initProps()
 this.delegateEvents()
 this.setup()
 },
 ...
 });
 module.exports = Widget;
});

Base 继承和混入了一下功能,可查看文档 :

Base 与 Class 的关系

Base 是使用 Class 创建的一个基础类,默认混入了 EventsAttributeAspect 模块:

/* base.js */
define(function(require) {
 var Class = require('class');
 var Events = require('events');
 var Aspect = require('./aspect');
 var Attribute = require('./attribute');
 var Base = Class.create({
 Implements: [Events, Aspect, Attribute],
 initialize: function(config) {
 ...
 },
 ...
 });
 ...
});

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