box-client/assets/script/core/utils/ViewUtils.js

/**
 * 界面相关的工具
 */
module.exports = {
    /**
     * 防抖动。仅编辑器中编辑时用到，延后执行某函数，避免频繁刷新UI
     *
     * @author Pyden
     * @date 2019-03-21
     * @param {function} func 延后执行的函数
     * @param {int} wait 延后时长（毫秒）
     * @param {boolean} immediate 是否立刻执行。默认否
     * @returns {function} 新封装的函数
     */
    debounce (func, wait, immediate) {
        let timeout;
        return function () {
            let context = this, args = arguments;
            let later = function () {
                timeout = undefined;
                if (!immediate) {
                    func.apply(context, args);
                }
            };
            let callNow = immediate && !timeout;
            clearTimeout(timeout);
            timeout = setTimeout(later, wait);
            if (callNow) {
                func.apply(context, args);
            }
        };
    },

    /**
     * @description 获取网络图片路径
     * @author Wetion
     * @date 2019-05-21
     * @param {String} imgName
     * @returns {String}
     */
    getNetImagePath (imgName) {
        if (!window.JMC.RES_ROOT_URL) {
            G.LogUtils.error('没有定义 window.JMC.RES_ROOT_URL');
            return '';
        }
        return cc.path.join(window.JMC.RES_ROOT_URL, 'ssmj/res_h5/icon_img/' + imgName);
    },

    getNode (root, path, component) {
        let node = cc.find(path, root);

        if (node && component) {
            return node.getComponent(component);
        }
        return node;
    }
};