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可自定义的最大宽度，以便适应更宽的屏幕。 #41

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可自定义的最大宽度，以便适应更宽的屏幕。 #41

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15 changes: 12 additions & 3 deletions src/flexible.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,8 @@
var docEl = doc.documentElement;
var metaEl = doc.querySelector('meta[name="viewport"]');
var flexibleEl = doc.querySelector('meta[name="flexible"]');
var maxWidthEl = doc.querySelector('meta[name="max-width"]');
var maxWidth = 540;
var dpr = 0;
var scale = 0;
var tid;
Expand Down Expand Up @@ -31,6 +33,13 @@
}
}

if (maxWidthEl) {
var maxWidthContent = maxWidthEl.getAttribute('content');
if (maxWidthContent) {
maxWidth = parseInt(maxWidthContent);
}
}

if (!dpr && !scale) {
var isAndroid = win.navigator.appVersion.match(/android/gi);
var isIPhone = win.navigator.appVersion.match(/iphone/gi);
Expand Down Expand Up @@ -67,8 +76,8 @@

function refreshRem(){
var width = docEl.getBoundingClientRect().width;
if (width / dpr > 540) {
width = 540 * dpr;
if (width / dpr > maxWidth) {
width = maxWidth * dpr;
}
var rem = width / 10;
docEl.style.fontSize = rem + 'px';
Expand Down Expand Up @@ -114,4 +123,4 @@
return val;
}

})(window, window['lib'] || (window['lib'] = {}));
})(window, window['lib'] || (window['lib'] = {}));