// Set starting position
that.x = that.options.x;
that.y = that.options.y;
// Normalize options
that.options.useTransform = hasTransform && that.options.useTransform;
that.options.hScrollbar = that.options.hScroll && that.options.hScrollbar;
that.options.vScrollbar = that.options.vScroll && that.options.vScrollbar;
that.options.zoom = that.options.useTransform && that.options.zoom;
that.options.useTransition = hasTransitionEnd && that.options.useTransition;
// Helpers FIX ANDROID BUG!
// translate3d and scale doesn't work together!
// Ignoring 3d ONLY WHEN YOU SET that.options.zoom
if ( that.options.zoom && isAndroid ){
translateZ = '';
}
// Set some default styles
that.scroller.style[transitionProperty] = that.options.useTransform ? cssVendor + 'transform' : 'top left';
that.scroller.style[transitionDuration] = '0';
that.scroller.style[transformOrigin] = '0 0';
if (that.options.useTransition) that.scroller.style[transitionTimingFunction] = 'cubic-bezier(0.33,0.66,0.66,1)';
if (that.options.useTransform) that.scroller.style[transform] = 'translate(' + that.x + 'px,' + that.y + 'px)' + translateZ;
else that.scroller.style.cssText += ';position:absolute;top:' + that.y + 'px;left:' + that.x + 'px';
if (that.options.useTransition) that.options.fixedScrollbar = true;
that.refresh();
that._bind(RESIZE_EV, window);
that._bind(START_EV);
if (!hasTouch) {
if (that.options.wheelAction != 'none') {
that._bind('DOMMouseScroll');
that._bind('mousewheel');
}
}
if (that.options.checkDOMChanges) that.checkDOMTime = setInterval(function () {
that._checkDOMChanges();
}, 500);
};
// Prototype
iScroll.prototype = {
enabled: true,
x: 0,
y: 0,
steps: [],
scale: 1,
currPageX: 0, currPageY: 0,
pagesX: [], pagesY: [],
aniTime: null,
wheelZoomCount: 0,
handleEvent: function (e) {
var that = this;
switch(e.type) {
case START_EV:
if (!hasTouch && e.button !== 0) return;
that._start(e);
break;
case MOVE_EV: that._move(e); break;
case END_EV:
case CANCEL_EV: that._end(e); break;
case RESIZE_EV: that._resize(); break;
case 'DOMMouseScroll': case 'mousewheel': that._wheel(e); break;
case TRNEND_EV: that._transitionEnd(e); break;
}
},
_checkDOMChanges: function () {
if (this.moved || this.zoomed || this.animating ||
(this.scrollerW == this.scroller.offsetWidth * this.scale && this.scrollerH == this.scroller.offsetHeight * this.scale)) return;
this.refresh();
},
_scrollbar: function (dir) {
var that = this,
bar;
if (!that[dir + 'Scrollbar']) {
if (that[dir + 'ScrollbarWrapper']) {
if (hasTransform) that[dir + 'ScrollbarIndicator'].style[transform] = '';
that[dir + 'ScrollbarWrapper'].parentNode.removeChild(that[dir + 'ScrollbarWrapper']);
