根據(jù)設(shè)計(jì)尺寸制作rem適配
增加橫屏判斷
(function(doc, win) {
var ps_width = 375,
ps_height = 667,
rem = 50;
var docEl = doc.documentElement,
resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
recalc = function(e) {
// alert(e.type)
var w = window.innerWidth /*docEl.clientWidth*/ ;
var h = window.innerHeight /*docEl.clientHeight*/ ;
document.querySelector('.fixed').style.width =w+'px';
if (!w)
return;
if (w <= h ) {
//if(w>ps_width){w=ps_width;}
docEl.style.fontSize = rem * (w / ps_width) + 'px';
docEl.style.width = w+'px';
docEl.style.margin = 'auto';
} else {
var w2 = ps_width*h/ps_height;
docEl.style.fontSize = rem * (w2 / ps_width) + 'px';
docEl.style.width = w2 + 'px';
docEl.style.margin = '0 ' + (w - w2) / 2 + 'px';
document.querySelector('.fixed').style.width = w2+'px';
}
};
if (!doc.addEventListener)
return;
win.addEventListener(resizeEvt, recalc, false);
doc.addEventListener('DOMContentLoaded', recalc, false);
recalc();
})(document, window);
