lvjincheng_dumpling222/assets/Scripts/Game/CanvasFitter.ts

const {ccclass, property} = cc._decorator;

import lib = require("../BiBeng/Library");

@ccclass
export default class CanvasFitter extends cc.Component {
    @property({
        type: cc.Canvas
    })
    canvas: cc.Canvas = null;

    onLoad() {
        console.log("userAgent", navigator.userAgent.toLowerCase());
        if (!lib.openInWebview() && this.checkPC()) {
            this.canvas.fitHeight = true;
        }
        this.canvas.node.active = true;
    }

    /**
     * 检测是否运行在pc端浏览器
     * @returns 页面在pc端打开时，返回true；否则返回false 
     */
    checkPC(): boolean {
        var agentstr = navigator.userAgent.toLowerCase();
        var agentreg = /(iphone|ipod|ipad|android|symbianos|windows phone|playbook|mobile)/;
        var agentph = agentstr.match(agentreg);
        if (agentph) return false;
        return true;
    }
}