dvb/app/res/js/vendor/fittext.js
2017-12-25 00:50:54 +01:00

60 lines
1.5 KiB
JavaScript

/*!
* FitText.js 1.0 jQuery free version
*
* Copyright 2011, Dave Rupert http://daverupert.com
* Released under the WTFPL license
* http://sam.zoy.org/wtfpl/
* Modified by Slawomir Kolodziej http://slawekk.info
*
* Date: Tue Aug 09 2011 10:45:54 GMT+0200 (CEST)
*/
(function () {
var addEvent = function (el, type, fn) {
if (el.addEventListener)
el.addEventListener(type, fn, false);
else
el.attachEvent('on' + type, fn);
};
var extend = function (obj, ext) {
for (var key in ext)
if (ext.hasOwnProperty(key))
obj[key] = ext[key];
return obj;
};
window.fitText = function (el, kompressor, options) {
var settings = extend({
'minFontSize': -1 / 0,
'maxFontSize': 1 / 0
}, options);
var fit = function (el) {
var compressor = kompressor || 1;
var resizer = function () {
el.style.fontSize = Math.max(Math.min(el.clientWidth / (compressor * 10), parseFloat(settings.maxFontSize)), parseFloat(settings.minFontSize)) + 'px';
};
// Call once to set.
resizer();
// Bind events
// If you have any js library which support Events, replace this part
// and remove addEvent function (or use original jQuery version)
addEvent(window, 'resize', resizer);
addEvent(window, 'orientationchange', resizer);
};
if (el.length)
for (var i = 0; i < el.length; i++)
fit(el[i]);
else
fit(el);
// return set of elements
return el;
};
})();