(FB Instant游戏)如何获取/设置屏幕分辨率? [英] (FB Instant games) How I can get/set screen resolution?

问题描述

如何获取/设置移动Facebook应用程序或Messenger中的即时游戏的屏幕分辨率?我尝试通过"window.screen.width"和"window.innerWidth"得到它，它返回了360个像素(但我在Chrome浏览器中有980个像素).我没有使用任何会限制分辨率的元标记.

How can I get/set screen resolution for instant games in mobile facebook app or mesenger? I tried getting that by "window.screen.width" and "window.innerWidth", it returned me 360 pixels (but i have 980 in Chrome browser). I haven’t used any meta tags which can limit the resolution.

推荐答案

您需要使用window.innerWidth和window.innerHeight.

您需要将它们乘以window.devicePixelRatio.

所以:

PixelW = window.innerWidth *  window.devicePixelRatio;
PixelH = window.innerHeight *  window.devicePixelRatio;

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