static wxGameSizeConverWxSize(width: number, height: number, posX: number, posY: number): any {

        let platformInfo: any = wx.getSystemInfoSync(); // 微信平台设备信息

        let safeArea = platformInfo.safeArea;

        // css 像素转成设备物理像素

        let screenWidth = platformInfo.screenWidth * 2;

        let screenHeight = (platformInfo.screenHeight)* 2;

        // 设计分辨率尺寸

        let designResolutionSize = { width: 750, height: 1334, x: 170, y: 862 };

        // 与设计分辨率的宽高比例

        let scaleX: number = screenWidth / designResolutionSize.width;

        let scaleY: number = screenHeight / designResolutionSize.height;

        // 适配高度和宽度

        let newWidth: number = (width * scaleX) * 0.5;

        let newHeight: number = (height * scaleY) * 0.5;

        let xDes = (posX * scaleX) / 2;

        let yDes = (posY * scaleY) / 2;

        return { newWidth, newHeight, xDes, yDes };

    }

//safeArea.top还是safeArea.height,请问是加在哪里呢？ 

//附件里两张图，左边的是在ipx等手机里异常的，右边是在ip6/7/8手机正常