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- var _config = require("../config");
- var __DEV__ = _config.__DEV__;
- var zrUtil = require("zrender/lib/core/util");
- var TYPE_DELIMITER = '.';
- var IS_CONTAINER = '___EC__COMPONENT__CONTAINER___';
- function parseClassType(componentType) {
- var ret = {
- main: '',
- sub: ''
- };
- if (componentType) {
- componentType = componentType.split(TYPE_DELIMITER);
- ret.main = componentType[0] || '';
- ret.sub = componentType[1] || '';
- }
- return ret;
- }
- function checkClassType(componentType) {
- zrUtil.assert(/^[a-zA-Z0-9_]+([.][a-zA-Z0-9_]+)?$/.test(componentType), 'componentType "' + componentType + '" illegal');
- }
- function enableClassExtend(RootClass, mandatoryMethods) {
- RootClass.$constructor = RootClass;
- RootClass.extend = function (proto) {
- var superClass = this;
- var ExtendedClass = function () {
- if (!proto.$constructor) {
- superClass.apply(this, arguments);
- } else {
- proto.$constructor.apply(this, arguments);
- }
- };
- zrUtil.extend(ExtendedClass.prototype, proto);
- ExtendedClass.extend = this.extend;
- ExtendedClass.superCall = superCall;
- ExtendedClass.superApply = superApply;
- zrUtil.inherits(ExtendedClass, this);
- ExtendedClass.superClass = superClass;
- return ExtendedClass;
- };
- }
- var classBase = 0;
- /**
- * Can not use instanceof, consider different scope by
- * cross domain or es module import in ec extensions.
- * Mount a method "isInstance()" to Clz.
- */
- function enableClassCheck(Clz) {
- var classAttr = ['__\0is_clz', classBase++, Math.random().toFixed(3)].join('_');
- Clz.prototype[classAttr] = true;
- Clz.isInstance = function (obj) {
- return !!(obj && obj[classAttr]);
- };
- }
- function superCall(context, methodName) {
- var args = zrUtil.slice(arguments, 2);
- return this.superClass.prototype[methodName].apply(context, args);
- }
- function superApply(context, methodName, args) {
- return this.superClass.prototype[methodName].apply(context, args);
- }
- function enableClassManagement(entity, options) {
- options = options || {};
-
- var storage = {};
- entity.registerClass = function (Clazz, componentType) {
- if (componentType) {
- checkClassType(componentType);
- componentType = parseClassType(componentType);
- if (!componentType.sub) {
- storage[componentType.main] = Clazz;
- } else if (componentType.sub !== IS_CONTAINER) {
- var container = makeContainer(componentType);
- container[componentType.sub] = Clazz;
- }
- }
- return Clazz;
- };
- entity.getClass = function (componentMainType, subType, throwWhenNotFound) {
- var Clazz = storage[componentMainType];
- if (Clazz && Clazz[IS_CONTAINER]) {
- Clazz = subType ? Clazz[subType] : null;
- }
- if (throwWhenNotFound && !Clazz) {
- throw new Error(!subType ? componentMainType + '.' + 'type should be specified.' : 'Component ' + componentMainType + '.' + (subType || '') + ' not exists. Load it first.');
- }
- return Clazz;
- };
- entity.getClassesByMainType = function (componentType) {
- componentType = parseClassType(componentType);
- var result = [];
- var obj = storage[componentType.main];
- if (obj && obj[IS_CONTAINER]) {
- zrUtil.each(obj, function (o, type) {
- type !== IS_CONTAINER && result.push(o);
- });
- } else {
- result.push(obj);
- }
- return result;
- };
- entity.hasClass = function (componentType) {
-
- componentType = parseClassType(componentType);
- return !!storage[componentType.main];
- };
-
- entity.getAllClassMainTypes = function () {
- var types = [];
- zrUtil.each(storage, function (obj, type) {
- types.push(type);
- });
- return types;
- };
-
- entity.hasSubTypes = function (componentType) {
- componentType = parseClassType(componentType);
- var obj = storage[componentType.main];
- return obj && obj[IS_CONTAINER];
- };
- entity.parseClassType = parseClassType;
- function makeContainer(componentType) {
- var container = storage[componentType.main];
- if (!container || !container[IS_CONTAINER]) {
- container = storage[componentType.main] = {};
- container[IS_CONTAINER] = true;
- }
- return container;
- }
- if (options.registerWhenExtend) {
- var originalExtend = entity.extend;
- if (originalExtend) {
- entity.extend = function (proto) {
- var ExtendedClass = originalExtend.call(this, proto);
- return entity.registerClass(ExtendedClass, proto.type);
- };
- }
- }
- return entity;
- }
- function setReadOnly(obj, properties) {
-
-
-
-
-
-
-
-
-
-
-
-
-
- }
- exports.parseClassType = parseClassType;
- exports.enableClassExtend = enableClassExtend;
- exports.enableClassCheck = enableClassCheck;
- exports.enableClassManagement = enableClassManagement;
- exports.setReadOnly = setReadOnly;
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