%PDF-
%PDF-
Mini Shell
Mini Shell
/* Preload Images */
// Usage: jQuery(['img1.jpg', { src: 'img2.jpg' }]).metrojs.preloadImages(function(){ ... });
// Callback function gets called after all images are preloaded
$.fn.metrojs.preloadImages = function (callback) {
var checklist = $(this).toArray();
var $img = $("<img style='display:none;' />").appendTo("body");
$(this).each(function () {
var src = this;
if (typeof(this) == "object")
src = this.src;
$img.attr({ src: src }).load(function() {
for (var i = 0; i < checklist.length; i++) {
if (checklist[i] == element) {
checklist.splice(i, 1);
}
}
if (checklist.length == 0) {
callback();
}
});
});
$img.remove();
};
// object used for compatibility checks
$.fn.metrojs.MetroModernizr = function (stgs) {
if(typeof(stgs) === "undefined") {
stgs = { useHardwareAccel: true, useModernizr: typeof(window.Modernizr) !== "undefined" };
}
this.isOldJQuery = /^1\.[0123]/.test($.fn.jquery),
this.isOldAndroid = (function(){
try{
var ua = navigator.userAgent;
if( ua.indexOf("Android") >= 0 )
{
var androidversion = parseFloat(ua.slice(ua.indexOf("Android")+8));
if (androidversion < 2.3)
return true;
}
}catch(err){ $.error(err); }
return false;
})();
this.canTransform = false;
this.canTransition = false;
this.canTransform3d = false;
this.canAnimate = false;
this.canTouch = false;
this.canFlip3d = stgs.useHardwareAccel;
if (stgs.useHardwareAccel == true) {
if (stgs.useModernizr == false) {
//determine if the browser supports the neccessary accelerated features
if (typeof (window.MetroModernizr) !== "undefined") {
this.canTransform = window.MetroModernizr.canTransform;
this.canTransition = window.MetroModernizr.canTransition;
this.canTransform3d = window.MetroModernizr.canTransform3d;
this.canAnimate = window.MetroModernizr.canAnimate;
this.canTouch = window.MetroModernizr.canTouch;
} else {
window.MetroModernizr = {};
/***** check for browser capabilities credit: modernizr-1.7 http://modernizr.com/ *****/
var mod = 'metromodernizr';
var docElement = document.documentElement;
var docHead = document.head || document.getElementsByTagName('head')[0];
var modElem = document.createElement(mod);
var m_style = modElem.style;
var prefixes = ' -webkit- -moz- -o- -ms- '.split(' ');
var domPrefixes = 'Webkit Moz O ms Khtml'.split(' ');
var test_props = function (props, callback) {
for (var i in props) {
if (m_style[props[i]] !== undefined && (!callback || callback(props[i], modElem))) {
return true;
}
}
};
var test_props_all = function (prop, callback) {
var uc_prop = prop.charAt(0).toUpperCase() + prop.substr(1),
props = (prop + ' ' + domPrefixes.join(uc_prop + ' ') + uc_prop).split(' ');
return !!test_props(props, callback);
};
var test_3d = function () {
var ret = !!test_props(['perspectiveProperty', 'WebkitPerspective', 'MozPerspective', 'OPerspective', 'msPerspective']);
if (ret && 'webkitPerspective' in docElement.style) {
// Webkit allows this media query to succeed only if the feature is enabled.
// '@media (transform-3d),(-o-transform-3d),(-moz-transform-3d),(-ms-transform-3d),(-webkit-transform-3d),(modernizr){ ... }'
ret = testMediaQuery(['@media (',prefixes.join('transform-3d),('),mod,')','{#metromodernizr{left:9px;position:absolute;height:3px;}}'].join(''), function(div){
return div.offsetHeight === 3 && div.offsetLeft === 9;
});
}
return ret;
};
var testMediaQuery = function (mq, predicate) {
var st = document.createElement('style'),
div = document.createElement('div'),
ret;
st.textContent = mq;
docHead.appendChild(st);
div.id = mod;
docElement.appendChild(div);
ret = predicate(div);
st.parentNode.removeChild(st);
div.parentNode.removeChild(div);
return !!ret;
};
var test_touch = function() {
return canTouch = ('ontouchstart' in window) || window.DocumentTouch && document instanceof DocumentTouch ||
(typeof(window.navigator.msMaxTouchPoints) !== "undefined" && window.navigator.msMaxTouchPoints > 0) ||
testMediaQuery(['@media (',prefixes.join('touch-enabled),('),mod,')','{#metromodernizr{top:9px;position:absolute}}'].join(''), function(div){
return div.offsetTop === 9;
});
};
this.canTransform = !!test_props(['transformProperty', 'WebkitTransform', 'MozTransform', 'OTransform', 'msTransform']);
this.canTransition = test_props_all('transitionProperty');
this.canTransform3d = test_3d();
this.canAnimate = test_props_all('animationName');
this.canTouch = test_touch();
window.MetroModernizr.canTransform = this.canTransform;
window.MetroModernizr.canTransition = this.canTransition;
window.MetroModernizr.canTransform3d = this.canTransform3d;
window.MetroModernizr.canAnimate = this.canAnimate;
window.MetroModernizr.canTouch = this.canTouch;
docElement = null;
docHead = null;
modElem = null;
m_style = null;
}
} else {
this.canTransform = $("html").hasClass("csstransforms");
this.canTransition = $("html").hasClass("csstransitions");
this.canTransform3d = $("html").hasClass("csstransforms3d");
this.canAnimate = $("html").hasClass("cssanimations");
this.canTouch = $("html").hasClass("touch") || (typeof(window.navigator.msMaxTouchPoints) !== "undefined" && window.navigator.msMaxTouchPoints > 0);
}
}
this.canFlip3d = this.canFlip3d && this.canAnimate && this.canTransform && this.canTransform3d;
};
})(jQuery);
Zerion Mini Shell 1.0