检测手机横竖屏

1.cc.EGLView._getInstance().setResizeCallback(function() {

    var windowInnerHeight = window.innerHeight;    var windowInnerWidth = window.innerWidth;    if(windowInnerHeight>windowInnerWidth){        alert("竖屏");        //cc.view.setDesignResolutionSize(720, 1280, cc.ResolutionPolicy.SHOW_ALL);    }else{        alert("横屏");        //cc.view.setDesignResolutionSize(1280, 720, cc.ResolutionPolicy.SHOW_ALL);    }});

2.window.addEventListener("orientationchange", function(event){
    if ( window.orientation == 180 || window.orientation == 0 )    {        alert("竖屏");            }    if( window.orientation == 90 || window.orientation == -90 )    {        alert("横屏");            }});