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/**
* @license Highcharts JS v3.0.6 (2013-10-04)
*
* Standalone Highcharts Framework
*
* License: MIT License
*/
/*global Highcharts */
var HighchartsAdapter = (function () {
var UNDEFINED,
doc = document,
emptyArray = [],
timers = [],
timerId,
Fx;
Math.easeInOutSine = function (t, b, c, d) {
return -c / 2 * (Math.cos(Math.PI * t / d) - 1) + b;
};
/**
* Extend given object with custom events
*/
function augment(obj) {
function removeOneEvent(el, type, fn) {
el.removeEventListener(type, fn, false);
}
function IERemoveOneEvent(el, type, fn) {
fn = el.HCProxiedMethods[fn.toString()];
el.detachEvent('on' + type, fn);
}
function removeAllEvents(el, type) {
var events = el.HCEvents,
remove,
types,
len,
n;
if (el.removeEventListener) {
remove = removeOneEvent;
} else if (el.attachEvent) {
remove = IERemoveOneEvent;
} else {
return; // break on non-DOM events
}
if (type) {
types = {};
types[type] = true;
} else {
types = events;
}
for (n in types) {
if (events[n]) {
len = events[n].length;
while (len--) {
remove(el, n, events[n][len]);
}
}
}
}
if (!obj.HCExtended) {
Highcharts.extend(obj, {
HCExtended: true,
HCEvents: {},
bind: function (name, fn) {
var el = this,
events = this.HCEvents,
wrappedFn;
// handle DOM events in modern browsers
if (el.addEventListener) {
el.addEventListener(name, fn, false);
// handle old IE implementation
} else if (el.attachEvent) {
wrappedFn = function (e) {
fn.call(el, e);
};
if (!el.HCProxiedMethods) {
el.HCProxiedMethods = {};
}
// link wrapped fn with original fn, so we can get this in removeEvent
el.HCProxiedMethods[fn.toString()] = wrappedFn;
el.attachEvent('on' + name, wrappedFn);
}
if (events[name] === UNDEFINED) {
events[name] = [];
}
events[name].push(fn);
},
unbind: function (name, fn) {
var events,
index;
if (name) {
events = this.HCEvents[name] || [];
if (fn) {
index = HighchartsAdapter.inArray(fn, events);
if (index > -1) {
events.splice(index, 1);
this.HCEvents[name] = events;
}
if (this.removeEventListener) {
removeOneEvent(this, name, fn);
} else if (this.attachEvent) {
IERemoveOneEvent(this, name, fn);
}
} else {
removeAllEvents(this, name);
this.HCEvents[name] = [];
}
} else {
removeAllEvents(this);
this.HCEvents = {};
}
},
trigger: function (name, args) {
var events = this.HCEvents[name] || [],
target = this,
len = events.length,
i,
preventDefault,
fn;
// Attach a simple preventDefault function to skip default handler if called
preventDefault = function () {
args.defaultPrevented = true;
};
for (i = 0; i < len; i++) {
fn = events[i];
// args is never null here
if (args.stopped) {
return;
}
args.preventDefault = preventDefault;
args.target = target;
args.type = name; // #2297
// If the event handler return false, prevent the default handler from executing
if (fn.call(this, args) === false) {
args.preventDefault();
}
}
}
});
}
return obj;
}
return {
/**
* Initialize the adapter. This is run once as Highcharts is first run.
*/
init: function (pathAnim) {
/**
* Compatibility section to add support for legacy IE. This can be removed if old IE
* support is not needed.
*/
if (!doc.defaultView) {
this._getStyle = function (el, prop) {
var val;
if (el.style[prop]) {
return el.style[prop];
} else {
if (prop === 'opacity') {
prop = 'filter';
}
/*jslint unparam: true*/
val = el.currentStyle[prop.replace(/\-(\w)/g, function (a, b) { return b.toUpperCase(); })];
if (prop === 'filter') {
val = val.replace(
/alpha\(opacity=([0-9]+)\)/,
function (a, b) {
return b / 100;
}
);
}
/*jslint unparam: false*/
return val === '' ? 1 : val;
}
};
this.adapterRun = function (elem, method) {
var alias = { width: 'clientWidth', height: 'clientHeight' }[method];
if (alias) {
elem.style.zoom = 1;
return elem[alias] - 2 * parseInt(HighchartsAdapter._getStyle(elem, 'padding'), 10);
}
};
}
if (!Array.prototype.forEach) {
this.each = function (arr, fn) { // legacy
var i = 0,
len = arr.length;
for (; i < len; i++) {
if (fn.call(arr[i], arr[i], i, arr) === false) {
return i;
}
}
};
}
if (!Array.prototype.indexOf) {
this.inArray = function (item, arr) {
var len,
i = 0;
if (arr) {
len = arr.length;
for (; i < len; i++) {
if (arr[i] === item) {
return i;
}
}
}
return -1;
};
}
if (!Array.prototype.filter) {
this.grep = function (elements, callback) {
var ret = [],
i = 0,
length = elements.length;
for (; i < length; i++) {
if (!!callback(elements[i], i)) {
ret.push(elements[i]);
}
}
return ret;
};
}
//--- End compatibility section ---
/**
* Start of animation specific code
*/
Fx = function (elem, options, prop) {
this.options = options;
this.elem = elem;
this.prop = prop;
};
Fx.prototype = {
update: function () {
var styles,
paths = this.paths,
elem = this.elem,
elemelem = elem.element; // if destroyed, it is null
// Animating a path definition on SVGElement
if (paths && elemelem) {
elem.attr('d', pathAnim.step(paths[0], paths[1], this.now, this.toD));
// Other animations on SVGElement
} else if (elem.attr) {
if (elemelem) {
elem.attr(this.prop, this.now);
}
// HTML styles
} else {
styles = {};
styles[elem] = this.now + this.unit;
Highcharts.css(elem, styles);
}
if (this.options.step) {
this.options.step.call(this.elem, this.now, this);
}
},
custom: function (from, to, unit) {
var self = this,
t = function (gotoEnd) {
return self.step(gotoEnd);
},
i;
this.startTime = +new Date();
this.start = from;
this.end = to;
this.unit = unit;
this.now = this.start;
this.pos = this.state = 0;
t.elem = this.elem;
if (t() && timers.push(t) === 1) {
timerId = setInterval(function () {
for (i = 0; i < timers.length; i++) {
if (!timers[i]()) {
timers.splice(i--, 1);
}
}
if (!timers.length) {
clearInterval(timerId);
}
}, 13);
}
},
step: function (gotoEnd) {
var t = +new Date(),
ret,
done,
options = this.options,
i;
if (this.elem.stopAnimation) {
ret = false;
} else if (gotoEnd || t >= options.duration + this.startTime) {
this.now = this.end;
this.pos = this.state = 1;
this.update();
this.options.curAnim[this.prop] = true;
done = true;
for (i in options.curAnim) {
if (options.curAnim[i] !== true) {
done = false;
}
}
if (done) {
if (options.complete) {
options.complete.call(this.elem);
}
}
ret = false;
} else {
var n = t - this.startTime;
this.state = n / options.duration;
this.pos = options.easing(n, 0, 1, options.duration);
this.now = this.start + ((this.end - this.start) * this.pos);
this.update();
ret = true;
}
return ret;
}
};
/**
* The adapter animate method
*/
this.animate = function (el, prop, opt) {
var start,
unit = '',
end,
fx,
args,
name;
el.stopAnimation = false; // ready for new
if (typeof opt !== 'object' || opt === null) {
args = arguments;
opt = {
duration: args[2],
easing: args[3],
complete: args[4]
};
}
if (typeof opt.duration !== 'number') {
opt.duration = 400;
}
opt.easing = Math[opt.easing] || Math.easeInOutSine;
opt.curAnim = Highcharts.extend({}, prop);
for (name in prop) {
fx = new Fx(el, opt, name);
end = null;
if (name === 'd') {
fx.paths = pathAnim.init(
el,
el.d,
prop.d
);
fx.toD = prop.d;
start = 0;
end = 1;
} else if (el.attr) {
start = el.attr(name);
} else {
start = parseFloat(HighchartsAdapter._getStyle(el, name)) || 0;
if (name !== 'opacity') {
unit = 'px';
}
}
if (!end) {
end = parseFloat(prop[name]);
}
fx.custom(start, end, unit);
}
};
},
/**
* Internal method to return CSS value for given element and property
*/
_getStyle: function (el, prop) {
return window.getComputedStyle(el).getPropertyValue(prop);
},
/**
* Downloads a script and executes a callback when done.
* @param {String} scriptLocation
* @param {Function} callback
*/
getScript: function (scriptLocation, callback) {
// We cannot assume that Assets class from mootools-more is available so instead insert a script tag to download script.
var head = doc.getElementsByTagName('head')[0],
script = doc.createElement('script');
script.type = 'text/javascript';
script.src = scriptLocation;
script.onload = callback;
head.appendChild(script);
},
/**
* Return the index of an item in an array, or -1 if not found
*/
inArray: function (item, arr) {
return arr.indexOf ? arr.indexOf(item) : emptyArray.indexOf.call(arr, item);
},
/**
* A direct link to adapter methods
*/
adapterRun: function (elem, method) {
return parseInt(HighchartsAdapter._getStyle(elem, method), 10);
},
/**
* Filter an array
*/
grep: function (elements, callback) {
return emptyArray.filter.call(elements, callback);
},
/**
* Map an array
*/
map: function (arr, fn) {
var results = [], i = 0, len = arr.length;
for (; i < len; i++) {
results[i] = fn.call(arr[i], arr[i], i, arr);
}
return results;
},
offset: function (el) {
var left = 0,
top = 0;
while (el) {
left += el.offsetLeft;
top += el.offsetTop;
el = el.offsetParent;
}
return {
left: left,
top: top
};
},
/**
* Add an event listener
*/
addEvent: function (el, type, fn) {
augment(el).bind(type, fn);
},
/**
* Remove event added with addEvent
*/
removeEvent: function (el, type, fn) {
augment(el).unbind(type, fn);
},
/**
* Fire an event on a custom object
*/
fireEvent: function (el, type, eventArguments, defaultFunction) {
var e;
if (doc.createEvent && (el.dispatchEvent || el.fireEvent)) {
e = doc.createEvent('Events');
e.initEvent(type, true, true);
e.target = el;
Highcharts.extend(e, eventArguments);
if (el.dispatchEvent) {
el.dispatchEvent(e);
} else {
el.fireEvent(type, e);
}
} else if (el.HCExtended === true) {
eventArguments = eventArguments || {};
el.trigger(type, eventArguments);
}
if (eventArguments && eventArguments.defaultPrevented) {
defaultFunction = null;
}
if (defaultFunction) {
defaultFunction(eventArguments);
}
},
washMouseEvent: function (e) {
return e;
},
/**
* Stop running animation
*/
stop: function (el) {
el.stopAnimation = true;
},
/**
* Utility for iterating over an array. Parameters are reversed compared to jQuery.
* @param {Array} arr
* @param {Function} fn
*/
each: function (arr, fn) { // modern browsers
return Array.prototype.forEach.call(arr, fn);
}
};
}());
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