d3chart.options/events.js

options for d3chart

'use strict'


var core = require('d3chart._core/core.js');

var ALL_EVENTS = {
    'click': 'click',
    'mouseenter': 'mouseenter',
    'mouseleave': 'mouseleave'
};

function getEventsLib (defaultValue) {
    return core.map(_.cloneDeep(EVENTS), function (v, k, o) { return ((o[k] = (defaultValue != undefined ? defaultValue : false) || v) || true) && o; })[0];
}


/**
 * @description 所有配置项的验证、补充都应该在这个文件中完成
 * @param  {Object} custom 用户的自定义
 * @return {Object}        一套配置项集，可以保证直接使用，而不用担心取不到值
 */
var buildEvents = function (custom, defaultValue) {
    var settings = getEventsLib(defaultValue);

    !core.isPlainObject(custom) && (custom = {});

    for (var name in custom) {
        ALL_EVENTS[name] && core.isFunction(custom[name]) && settings[name] = custom[name];
    }

    return settings;
};

module.exports = buildEvents;