70 lines
1.2 KiB
JavaScript
70 lines
1.2 KiB
JavaScript
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var VnObject = require('./object');
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var LotIface = require('./lot-iface');
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var Value = require('./value');
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module.exports = new Class({
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Extends: VnObject
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,Implements: LotIface
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,Tag: 'vn-lot'
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,Properties: {
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$: {
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type: Object
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,set(x) {
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this.setAll(x);
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}
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,get() {
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return this._params;
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}
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}
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,params: {
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type: Object
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,set(x) {
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this.$ = x;
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}
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,get() {
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return this.$;
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}
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}
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}
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,initialize(props) {
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this._params = new Proxy({}, {
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set(obj, prop, value) {
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return Reflect.set(obj, prop, value);
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}
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});
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VnObject.prototype.initialize.call(this, props);
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}
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,keys() {
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return Object.keys(this._params);
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}
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,assign(params) {
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var diff = Value.partialDiff(this._params, params);
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this._assign(diff);
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}
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,setAll(params) {
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var diff = Value.diff(this._params, params);
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this._assign(diff);
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}
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,_assign(diff) {
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if (diff) {
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Object.assign(this._params, diff);
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this._paramsChanged(diff);
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this.changed(diff);
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}
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}
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/**
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* Called when lot params changes, can be implemented by child classes to be
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* notified about changes.
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*
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* @param {Object} diff Changed parameters and its new values
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*/
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,_paramsChanged() {}
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});
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