splunk-sdk/lib/ui/charting/highcharts.js

SDK for usage with the Splunk REST API

// ==ClosureCompiler==
// @compilation_level SIMPLE_OPTIMIZATIONS

/**
 * @license Highcharts JS v2.1.7 (2011-10-19)
 *
 * (c) 2009-2011 Torstein Hønsi
 *
 * License: www.highcharts.com/license
 */

// JSLint options:
/*global document, window, navigator, setInterval, clearInterval, clearTimeout, setTimeout, location, jQuery, $ */

(function () {
// encapsulated variables
var doc = document,
	win = window,
	math = Math,
	mathRound = math.round,
	mathFloor = math.floor,
	mathCeil = math.ceil,
	mathMax = math.max,
	mathMin = math.min,
	mathAbs = math.abs,
	mathCos = math.cos,
	mathSin = math.sin,
	mathPI = math.PI,
	deg2rad = mathPI * 2 / 360,


	// some variables
	userAgent = navigator.userAgent,
	isIE = /msie/i.test(userAgent) && !win.opera,
	docMode8 = doc.documentMode === 8,
	isWebKit = /AppleWebKit/.test(userAgent),
	isFirefox = /Firefox/.test(userAgent),
	SVG_NS = 'http://www.w3.org/2000/svg',
	hasSVG = !!doc.createElementNS && !!doc.createElementNS(SVG_NS, 'svg').createSVGRect,
	hasRtlBug = isFirefox && parseInt(userAgent.split('Firefox/')[1], 10) < 4, // issue #38
	Renderer,
	hasTouch = doc.documentElement.ontouchstart !== undefined,
	symbolSizes = {},
	idCounter = 0,
	timeFactor = 1, // 1 = JavaScript time, 1000 = Unix time
	garbageBin,
	defaultOptions,
	dateFormat, // function
	globalAnimation,
	pathAnim,


	// some constants for frequently used strings
	UNDEFINED,
	DIV = 'div',
	ABSOLUTE = 'absolute',
	RELATIVE = 'relative',
	HIDDEN = 'hidden',
	PREFIX = 'highcharts-',
	VISIBLE = 'visible',
	PX = 'px',
	NONE = 'none',
	M = 'M',
	L = 'L',
	/*
	 * Empirical lowest possible opacities for TRACKER_FILL
	 * IE6: 0.002
	 * IE7: 0.002
	 * IE8: 0.002
	 * IE9: 0.00000000001 (unlimited)
	 * FF: 0.00000000001 (unlimited)
	 * Chrome: 0.000001
	 * Safari: 0.000001
	 * Opera: 0.00000000001 (unlimited)
	 */
	TRACKER_FILL = 'rgba(192,192,192,' + (hasSVG ? 0.000001 : 0.002) + ')', // invisible but clickable
	NORMAL_STATE = '',
	HOVER_STATE = 'hover',
	SELECT_STATE = 'select',

	// time methods, changed based on whether or not UTC is used
	makeTime,
	getMinutes,
	getHours,
	getDay,
	getDate,
	getMonth,
	getFullYear,
	setMinutes,
	setHours,
	setDate,
	setMonth,
	setFullYear,

	// check for a custom HighchartsAdapter defined prior to this file
	globalAdapter = win.HighchartsAdapter,
	adapter = globalAdapter || {},

	// Utility functions. If the HighchartsAdapter is not defined, adapter is an empty object
	// and all the utility functions will be null. In that case they are populated by the
	// default adapters below.
	each = adapter.each,
	grep = adapter.grep,
	map = adapter.map,
	merge = adapter.merge,
	addEvent = adapter.addEvent,
	removeEvent = adapter.removeEvent,
	fireEvent = adapter.fireEvent,
	animate = adapter.animate,
	stop = adapter.stop,

	// lookup over the types and the associated classes
	seriesTypes = {};

/**
 * Extend an object with the members of another
 * @param {Object} a The object to be extended
 * @param {Object} b The object to add to the first one
 */
function extend(a, b) {
	var n;
	if (!a) {
		a = {};
	}
	for (n in b) {
		a[n] = b[n];
	}
	return a;
}

/**
 * Shortcut for parseInt
 * @param {Object} s
 */
function pInt(s, mag) {
	return parseInt(s, mag || 10);
}

/**
 * Check for string
 * @param {Object} s
 */
function isString(s) {
	return typeof s === 'string';
}

/**
 * Check for object
 * @param {Object} obj
 */
function isObject(obj) {
	return typeof obj === 'object';
}

/**
 * Check for array
 * @param {Object} obj
 */
function isArray(obj) {
	return Object.prototype.toString.call(obj) === '[object Array]';
}

/**
 * Check for number
 * @param {Object} n
 */
function isNumber(n) {
	return typeof n === 'number';
}

function log2lin(num) {
	return math.log(num) / math.LN10;
}
function lin2log(num) {
	return math.pow(10, num);
}

/**
 * Remove last occurence of an item from an array
 * @param {Array} arr
 * @param {Mixed} item
 */
function erase(arr, item) {
	var i = arr.length;
	while (i--) {
		if (arr[i] === item) {
			arr.splice(i, 1);
			break;
		}
	}
	//return arr;
}

/**
 * Returns true if the object is not null or undefined. Like MooTools' $.defined.
 * @param {Object} obj
 */
function defined(obj) {
	return obj !== UNDEFINED && obj !== null;
}

/**
 * Set or get an attribute or an object of attributes. Can't use jQuery attr because
 * it attempts to set expando properties on the SVG element, which is not allowed.
 *
 * @param {Object} elem The DOM element to receive the attribute(s)
 * @param {String|Object} prop The property or an abject of key-value pairs
 * @param {String} value The value if a single property is set
 */
function attr(elem, prop, value) {
	var key,
		setAttribute = 'setAttribute',
		ret;

	// if the prop is a string
	if (isString(prop)) {
		// set the value
		if (defined(value)) {

			elem[setAttribute](prop, value);

		// get the value
		} else if (elem && elem.getAttribute) { // elem not defined when printing pie demo...
			ret = elem.getAttribute(prop);
		}

	// else if prop is defined, it is a hash of key/value pairs
	} else if (defined(prop) && isObject(prop)) {
		for (key in prop) {
			elem[setAttribute](key, prop[key]);
		}
	}
	return ret;
}
/**
 * Check if an element is an array, and if not, make it into an array. Like
 * MooTools' $.splat.
 */
function splat(obj) {
	return isArray(obj) ? obj : [obj];
}


/**
 * Return the first value that is defined. Like MooTools' $.pick.
 */
function pick() {
	var args = arguments,
		i,
		arg,
		length = args.length;
	for (i = 0; i < length; i++) {
		arg = args[i];
		if (typeof arg !== 'undefined' && arg !== null) {
			return arg;
		}
	}
}

/**
 * Set CSS on a given element
 * @param {Object} el
 * @param {Object} styles Style object with camel case property names
 */
function css(el, styles) {
	if (isIE) {
		if (styles && styles.opacity !== UNDEFINED) {
			styles.filter = 'alpha(opacity=' + (styles.opacity * 100) + ')';
		}
	}
	extend(el.style, styles);
}

/**
 * Utility function to create element with attributes and styles
 * @param {Object} tag
 * @param {Object} attribs
 * @param {Object} styles
 * @param {Object} parent
 * @param {Object} nopad
 */
function createElement(tag, attribs, styles, parent, nopad) {
	var el = doc.createElement(tag);
	if (attribs) {
		extend(el, attribs);
	}
	if (nopad) {
		css(el, {padding: 0, border: NONE, margin: 0});
	}
	if (styles) {
		css(el, styles);
	}
	if (parent) {
		parent.appendChild(el);
	}
	return el;
}

/**
 * Extend a prototyped class by new members
 * @param {Object} parent
 * @param {Object} members
 */
function extendClass(parent, members) {
	var object = function () {};
	object.prototype = new parent();
	extend(object.prototype, members);
	return object;
}

/**
 * Format a number and return a string based on input settings
 * @param {Number} number The input number to format
 * @param {Number} decimals The amount of decimals
 * @param {String} decPoint The decimal point, defaults to the one given in the lang options
 * @param {String} thousandsSep The thousands separator, defaults to the one given in the lang options
 */
function numberFormat(number, decimals, decPoint, thousandsSep) {
	var lang = defaultOptions.lang,
		// http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_number_format/
		n = number,
		c = isNaN(decimals = mathAbs(decimals)) ? 2 : decimals,
		d = decPoint === undefined ? lang.decimalPoint : decPoint,
		t = thousandsSep === undefined ? lang.thousandsSep : thousandsSep,
		s = n < 0 ? "-" : "",
		i = String(pInt(n = mathAbs(+n || 0).toFixed(c))),
		j = i.length > 3 ? i.length % 3 : 0;

	return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) +
		(c ? d + mathAbs(n - i).toFixed(c).slice(2) : "");
}

/**
 * Based on http://www.php.net/manual/en/function.strftime.php
 * @param {String} format
 * @param {Number} timestamp
 * @param {Boolean} capitalize
 */
dateFormat = function (format, timestamp, capitalize) {
	function pad(number) {
		return number.toString().replace(/^([0-9])$/, '0$1');
	}

	if (!defined(timestamp) || isNaN(timestamp)) {
		return 'Invalid date';
	}
	format = pick(format, '%Y-%m-%d %H:%M:%S');

	var date = new Date(timestamp * timeFactor),
		key, // used in for constuct below
		// get the basic time values
		hours = date[getHours](),
		day = date[getDay](),
		dayOfMonth = date[getDate](),
		month = date[getMonth](),
		fullYear = date[getFullYear](),
		lang = defaultOptions.lang,
		langWeekdays = lang.weekdays,
		/* // uncomment this and the 'W' format key below to enable week numbers
		weekNumber = function() {
			var clone = new Date(date.valueOf()),
				day = clone[getDay]() == 0 ? 7 : clone[getDay](),
				dayNumber;
			clone.setDate(clone[getDate]() + 4 - day);
			dayNumber = mathFloor((clone.getTime() - new Date(clone[getFullYear](), 0, 1, -6)) / 86400000);
			return 1 + mathFloor(dayNumber / 7);
		},
		*/

		// list all format keys
		replacements = {

			// Day
			'a': langWeekdays[day].substr(0, 3), // Short weekday, like 'Mon'
			'A': langWeekdays[day], // Long weekday, like 'Monday'
			'd': pad(dayOfMonth), // Two digit day of the month, 01 to 31
			'e': dayOfMonth, // Day of the month, 1 through 31

			// Week (none implemented)
			//'W': weekNumber(),

			// Month
			'b': lang.shortMonths[month], // Short month, like 'Jan'
			'B': lang.months[month], // Long month, like 'January'
			'm': pad(month + 1), // Two digit month number, 01 through 12

			// Year
			'y': fullYear.toString().substr(2, 2), // Two digits year, like 09 for 2009
			'Y': fullYear, // Four digits year, like 2009

			// Time
			'H': pad(hours), // Two digits hours in 24h format, 00 through 23
			'I': pad((hours % 12) || 12), // Two digits hours in 12h format, 00 through 11
			'l': (hours % 12) || 12, // Hours in 12h format, 1 through 12
			'M': pad(date[getMinutes]()), // Two digits minutes, 00 through 59
			'p': hours < 12 ? 'AM' : 'PM', // Upper case AM or PM
			'P': hours < 12 ? 'am' : 'pm', // Lower case AM or PM
			'S': pad(date.getSeconds()) // Two digits seconds, 00 through  59

		};


	// do the replaces
	for (key in replacements) {
		format = format.replace('%' + key, replacements[key]);
	}

	// Optionally capitalize the string and return
	return capitalize ? format.substr(0, 1).toUpperCase() + format.substr(1) : format;
};

/**
 * Loop up the node tree and add offsetWidth and offsetHeight to get the
 * total page offset for a given element. Used by Opera and iOS on hover and
 * all browsers on point click.
 *
 * @param {Object} el
 *
 */
function getPosition(el) {
	var p = { left: el.offsetLeft, top: el.offsetTop };
	el = el.offsetParent;
	while (el) {
		p.left += el.offsetLeft;
		p.top += el.offsetTop;
		if (el !== doc.body && el !== doc.documentElement) {
			p.left -= el.scrollLeft;
			p.top -= el.scrollTop;
		}
		el = el.offsetParent;
	}
	return p;
}

/**
 * Helper class that contains variuos counters that are local to the chart.
 */
function ChartCounters() {
	this.color = 0;
	this.symbol = 0;
}

ChartCounters.prototype = {
	/**
	 * Wraps the color counter if it reaches the specified length.
	 */
	wrapColor: function (length) {
		if (this.color >= length) {
			this.color = 0;
		}
	},

	/**
	 * Wraps the symbol counter if it reaches the specified length.
	 */
	wrapSymbol: function (length) {
		if (this.symbol >= length) {
			this.symbol = 0;
		}
	}
};

/**
 * Utility method extracted from Tooltip code that places a tooltip in a chart without spilling over
 * and not covering the point it self.
 */
function placeBox(boxWidth, boxHeight, outerLeft, outerTop, outerWidth, outerHeight, point) {
	// keep the box within the chart area
	var pointX = point.x,
		pointY = point.y,
		x = pointX - boxWidth + outerLeft - 25,
		y = pointY - boxHeight + outerTop + 10,
		alignedRight;

	// it is too far to the left, adjust it
	if (x < 7) {
		x = outerLeft + pointX + 15;
	}

	// Test to see if the tooltip is to far to the right,
	// if it is, move it back to be inside and then up to not cover the point.
	if ((x + boxWidth) > (outerLeft + outerWidth)) {
	    
	    // PATCH by Simon Fishel
	    //
	    // if the tooltip is too wide for the plot area, clip it left not right
	    //
	    // - x -= (x + boxWidth) - (outerLeft + outerWidth);
	    // + if(boxWidth > outerWidth) {
        // +     x = 7;
        // + }
	    // + else {
        // +     x -= (x + boxWidth) - (outerLeft + outerWidth);
        // + }
	    
	    if(boxWidth > outerWidth) {
	        x = 7;
	    }
	    else {
	        x -= (x + boxWidth) - (outerLeft + outerWidth);
	    }
		y -= boxHeight;
		alignedRight = true;
	}

	if (y < 5) {
		y = 5; // above

		// If the tooltip is still covering the point, move it below instead
		if (alignedRight && pointY >= y && pointY <= (y + boxHeight)) {
			y = pointY + boxHeight - 5; // below
		}
	} else if (y + boxHeight > outerTop + outerHeight) {
		y = outerTop + outerHeight - boxHeight - 5; // below
	}

	return {x: x, y: y};
}

/**
 * Utility method that sorts an object array and keeping the order of equal items.
 * ECMA script standard does not specify the behaviour when items are equal.
 */
function stableSort(arr, sortFunction) {
	var length = arr.length,
		i;

	// Add index to each item
	for (i = 0; i < length; i++) {
		arr[i].ss_i = i; // stable sort index
	}

	arr.sort(function (a, b) {
		var sortValue = sortFunction(a, b);
		return sortValue === 0 ? a.ss_i - b.ss_i : sortValue;
	});

	// Remove index from items
	for (i = 0; i < length; i++) {
		delete arr[i].ss_i; // stable sort index
	}
}

/**
 * Utility method that destroys any SVGElement or VMLElement that are properties on the given object.
 * It loops all properties and invokes destroy if there is a destroy method. The property is
 * then delete'ed.
 */
function destroyObjectProperties(obj) {
	var n;
	for (n in obj) {
		// If the object is non-null and destroy is defined
		if (obj[n] && obj[n].destroy) {
			// Invoke the destroy
			obj[n].destroy();
		}

		// Delete the property from the object.
		delete obj[n];
	}
}

/**
 * Path interpolation algorithm used across adapters
 */
pathAnim = {
	/**
	 * Prepare start and end values so that the path can be animated one to one
	 */
	init: function (elem, fromD, toD) {
		fromD = fromD || '';
		var shift = elem.shift,
			bezier = fromD.indexOf('C') > -1,
			numParams = bezier ? 7 : 3,
			endLength,
			slice,
			i,
			start = fromD.split(' '),
			end = [].concat(toD), // copy
			startBaseLine,
			endBaseLine,
			sixify = function (arr) { // in splines make move points have six parameters like bezier curves
				i = arr.length;
				while (i--) {
					if (arr[i] === M) {
						arr.splice(i + 1, 0, arr[i + 1], arr[i + 2], arr[i + 1], arr[i + 2]);
					}
				}
			};

		if (bezier) {
			sixify(start);
			sixify(end);
		}

		// pull out the base lines before padding
		if (elem.isArea) {
			startBaseLine = start.splice(start.length - 6, 6);
			endBaseLine = end.splice(end.length - 6, 6);
		}

		// if shifting points, prepend a dummy point to the end path
		if (shift) {

			end = [].concat(end).splice(0, numParams).concat(end);
			elem.shift = false; // reset for following animations
		}

		// copy and append last point until the length matches the end length
		if (start.length) {
			endLength = end.length;
			while (start.length < endLength) {

				//bezier && sixify(start);
				slice = [].concat(start).splice(start.length - numParams, numParams);
				if (bezier) { // disable first control point
					slice[numParams - 6] = slice[numParams - 2];
					slice[numParams - 5] = slice[numParams - 1];
				}
				start = start.concat(slice);
			}
		}

		if (startBaseLine) { // append the base lines for areas
			start = start.concat(startBaseLine);
			end = end.concat(endBaseLine);
		}
		return [start, end];
	},

	/**
	 * Interpolate each value of the path and return the array
	 */
	step: function (start, end, pos, complete) {
		var ret = [],
			i = start.length,
			startVal;

		if (pos === 1) { // land on the final path without adjustment points appended in the ends
			ret = complete;

		} else if (i === end.length && pos < 1) {
			while (i--) {
				startVal = parseFloat(start[i]);
				ret[i] =
					isNaN(startVal) ? // a letter instruction like M or L
						start[i] :
						pos * (parseFloat(end[i] - startVal)) + startVal;

			}
		} else { // if animation is finished or length not matching, land on right value
			ret = end;
		}
		return ret;
	}
};


/**
 * Set the global animation to either a given value, or fall back to the
 * given chart's animation option
 * @param {Object} animation
 * @param {Object} chart
 */
function setAnimation(animation, chart) {
	globalAnimation = pick(animation, chart.animation);
}

/*
 * Define the adapter for frameworks. If an external adapter is not defined,
 * Highcharts reverts to the built-in jQuery adapter.
 */
if (globalAdapter && globalAdapter.init) {
	// Initialize the adapter with the pathAnim object that takes care
	// of path animations.
	globalAdapter.init(pathAnim);
}
if (!globalAdapter && win.jQuery) {
	var jQ = jQuery;

	/**
	 * Utility for iterating over an array. Parameters are reversed compared to jQuery.
	 * @param {Array} arr
	 * @param {Function} fn
	 */
	each = function (arr, fn) {
		var i = 0,
			len = arr.length;
		for (; i < len; i++) {
			if (fn.call(arr[i], arr[i], i, arr) === false) {
				return i;
			}
		}
	};

	/**
	 * Filter an array
	 */
	grep = jQ.grep;

	/**
	 * Map an array
	 * @param {Array} arr
	 * @param {Function} fn
	 */
	map = function (arr, fn) {
		//return jQuery.map(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;

	};

	/**
	 * Deep merge two objects and return a third object
	 */
	merge = function () {
		var args = arguments;
		return jQ.extend(true, null, args[0], args[1], args[2], args[3]);
	};

	/**
	 * Add an event listener
	 * @param {Object} el A HTML element or custom object
	 * @param {String} event The event type
	 * @param {Function} fn The event handler
	 */
	addEvent = function (el, event, fn) {
		jQ(el).bind(event, fn);
	};

	/**
	 * Remove event added with addEvent
	 * @param {Object} el The object
	 * @param {String} eventType The event type. Leave blank to remove all events.
	 * @param {Function} handler The function to remove
	 */
	removeEvent = function (el, eventType, handler) {
		// workaround for jQuery issue with unbinding custom events:
		// http://forum.jquery.com/topic/javascript-error-when-unbinding-a-custom-event-using-jquery-1-4-2
		var func = doc.removeEventListener ? 'removeEventListener' : 'detachEvent';
		if (doc[func] && !el[func]) {
			el[func] = function () {};
		}

		jQ(el).unbind(eventType, handler);
	};

	/**
	 * Fire an event on a custom object
	 * @param {Object} el
	 * @param {String} type
	 * @param {Object} eventArguments
	 * @param {Function} defaultFunction
	 */
	fireEvent = function (el, type, eventArguments, defaultFunction) {
		var event = jQ.Event(type),
			detachedType = 'detached' + type;
		extend(event, eventArguments);

		// Prevent jQuery from triggering the object method that is named the
		// same as the event. For example, if the event is 'select', jQuery
		// attempts calling el.select and it goes into a loop.
		if (el[type]) {
			el[detachedType] = el[type];
			el[type] = null;
		}

		// trigger it
		jQ(el).trigger(event);

		// attach the method
		if (el[detachedType]) {
			el[type] = el[detachedType];
			el[detachedType] = null;
		}

		if (defaultFunction && !event.isDefaultPrevented()) {
			defaultFunction(event);
		}
	};

	/**
	 * Animate a HTML element or SVG element wrapper
	 * @param {Object} el
	 * @param {Object} params
	 * @param {Object} options jQuery-like animation options: duration, easing, callback
	 */
	animate = function (el, params, options) {
		var $el = jQ(el);
		if (params.d) {
			el.toD = params.d; // keep the array form for paths, used in jQ.fx.step.d
			params.d = 1; // because in jQuery, animating to an array has a different meaning
		}

		$el.stop();
		$el.animate(params, options);

	};
	/**
	 * Stop running animation
	 */
	stop = function (el) {
		jQ(el).stop();
	};


	// extend jQuery
	/*jslint unparam: true*//* allow unused param x in this function */
	jQ.extend(jQ.easing, {
		easeOutQuad: function (x, t, b, c, d) {
			return -c * (t /= d) * (t - 2) + b;
		}
	});
	/*jslint unparam: false*/

	// extend the animate function to allow SVG animations
	var oldStepDefault = jQuery.fx.step._default,
		oldCur = jQuery.fx.prototype.cur;

	// do the step
	jQ.fx.step._default = function (fx) {
		var elem = fx.elem;
		if (elem.attr) { // is SVG element wrapper
			elem.attr(fx.prop, fx.now);
		} else {
			oldStepDefault.apply(this, arguments);
		}
	};
	// animate paths
	jQ.fx.step.d = function (fx) {
		var elem = fx.elem;


		// Normally start and end should be set in state == 0, but sometimes,
		// for reasons unknown, this doesn't happen. Perhaps state == 0 is skipped
		// in these cases
		if (!fx.started) {
			var ends = pathAnim.init(elem, elem.d, elem.toD);
			fx.start = ends[0];
			fx.end = ends[1];
			fx.started = true;
		}


		// interpolate each value of the path
		elem.attr('d', pathAnim.step(fx.start, fx.end, fx.pos, elem.toD));

	};
	// get the current value
	jQ.fx.prototype.cur = function () {
		var elem = this.elem,
			r;
		if (elem.attr) { // is SVG element wrapper
			r = elem.attr(this.prop);
		} else {
			r = oldCur.apply(this, arguments);
		}
		return r;
	};
}


/**
 * Add a global listener for mousemove events
 */
/*addEvent(doc, 'mousemove', function(e) {
	if (globalMouseMove) {
		globalMouseMove(e);
	}
});*/
/**
 * Set the time methods globally based on the useUTC option. Time method can be either
 * local time or UTC (default).
 */
function setTimeMethods() {
	var useUTC = defaultOptions.global.useUTC;

	makeTime = useUTC ? Date.UTC : function (year, month, date, hours, minutes, seconds) {
		return new Date(
			year,
			month,
			pick(date, 1),
			pick(hours, 0),
			pick(minutes, 0),
			pick(seconds, 0)
		).getTime();
	};
	getMinutes = useUTC ? 'getUTCMinutes' : 'getMinutes';
	getHours = useUTC ? 'getUTCHours' : 'getHours';
	getDay = useUTC ? 'getUTCDay' : 'getDay';
	getDate = useUTC ? 'getUTCDate' : 'getDate';
	getMonth = useUTC ? 'getUTCMonth' : 'getMonth';
	getFullYear = useUTC ? 'getUTCFullYear' : 'getFullYear';
	setMinutes = useUTC ? 'setUTCMinutes' : 'setMinutes';
	setHours = useUTC ? 'setUTCHours' : 'setHours';
	setDate = useUTC ? 'setUTCDate' : 'setDate';
	setMonth = useUTC ? 'setUTCMonth' : 'setMonth';
	setFullYear = useUTC ? 'setUTCFullYear' : 'setFullYear';

}

/**
 * Merge the default options with custom options and return the new options structure
 * @param {Object} options The new custom options
 */
function setOptions(options) {
	defaultOptions = merge(defaultOptions, options);

	// apply UTC
	setTimeMethods();

	return defaultOptions;
}

/**
 * Get the updated default options. Merely exposing defaultOptions for outside modules
 * isn't enough because the setOptions method creates a new object.
 */
function getOptions() {
	return defaultOptions;
}

/**
 * Discard an element by moving it to the bin and delete
 * @param {Object} The HTML node to discard
 */
function discardElement(element) {
	// create a garbage bin element, not part of the DOM
	if (!garbageBin) {
		garbageBin = createElement(DIV);
	}

	// move the node and empty bin
	if (element) {
		garbageBin.appendChild(element);
	}
	garbageBin.innerHTML = '';
}

/* ****************************************************************************
 * Handle the options                                                         *
 *****************************************************************************/
var

defaultLabelOptions = {
	enabled: true,
	// rotation: 0,
	align: 'center',
	x: 0,
	y: 15,
	/*formatter: function() {
		return this.value;
	},*/
	style: {
		color: '#666',
		fontSize: '11px',
		lineHeight: '14px'
	}
};

defaultOptions = {
	colors: ['#4572A7', '#AA4643', '#89A54E', '#80699B', '#3D96AE',
		'#DB843D', '#92A8CD', '#A47D7C', '#B5CA92'],
	symbols: ['circle', 'diamond', 'square', 'triangle', 'triangle-down'],
	lang: {
		loading: 'Loading...',
		months: ['January', 'February', 'March', 'April', 'May', 'June', 'July',
				'August', 'September', 'October', 'November', 'December'],
		shortMonths: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'June', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
		weekdays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
		decimalPoint: '.',
		resetZoom: 'Reset zoom',
		resetZoomTitle: 'Reset zoom level 1:1',
		thousandsSep: ','
	},
	global: {
		useUTC: true
	},
	chart: {
		//animation: true,
		//alignTicks: false,
		//reflow: true,
		//className: null,
		//events: { load, selection },
		//margin: [null],
		//marginTop: null,
		//marginRight: null,
		//marginBottom: null,
		//marginLeft: null,
		borderColor: '#4572A7',
		//borderWidth: 0,
		borderRadius: 5,
		defaultSeriesType: 'line',
		ignoreHiddenSeries: true,
		//inverted: false,
		//shadow: false,
		spacingTop: 10,
		spacingRight: 10,
		spacingBottom: 15,
		spacingLeft: 10,
		style: {
			fontFamily: '"Lucida Grande", "Lucida Sans Unicode", Verdana, Arial, Helvetica, sans-serif', // default font
			fontSize: '12px'
		},
		backgroundColor: '#FFFFFF',
		//plotBackgroundColor: null,
		plotBorderColor: '#C0C0C0'
		//plotBorderWidth: 0,
		//plotShadow: false,
		//zoomType: ''
	},
	title: {
		text: 'Chart title',
		align: 'center',
		// floating: false,
		// margin: 15,
		// x: 0,
		// verticalAlign: 'top',
		y: 15,
		style: {
			color: '#3E576F',
			fontSize: '16px'
		}

	},
	subtitle: {
		text: '',
		align: 'center',
		// floating: false
		// x: 0,
		// verticalAlign: 'top',
		y: 30,
		style: {
			color: '#6D869F'
		}
	},

	plotOptions: {
		line: { // base series options
			allowPointSelect: false,
			showCheckbox: false,
			animation: {
				duration: 1000
			},
			//connectNulls: false,
			//cursor: 'default',
			//dashStyle: null,
			//enableMouseTracking: true,
			events: {},
			//legendIndex: 0,
			lineWidth: 2,
			shadow: true,
			// stacking: null,
			marker: {
				enabled: true,
				//symbol: null,
				lineWidth: 0,
				radius: 4,
				lineColor: '#FFFFFF',
				//fillColor: null,
				states: { // states for a single point
					hover: {
						//radius: base + 2
					},
					select: {
						fillColor: '#FFFFFF',
						lineColor: '#000000',
						lineWidth: 2
					}
				}
			},
			point: {
				events: {}
			},
			dataLabels: merge(defaultLabelOptions, {
				enabled: false,
				y: -6,
				formatter: function () {
					return this.y;
				}
			}),

			//pointStart: 0,
			//pointInterval: 1,
			showInLegend: true,
			states: { // states for the entire series
				hover: {
					//enabled: false,
					//lineWidth: base + 1,
					marker: {
						// lineWidth: base + 1,
						// radius: base + 1
					}
				},
				select: {
					marker: {}
				}
			},
			stickyTracking: true
			//zIndex: null
		}
	},
	labels: {
		//items: [],
		style: {
			//font: defaultFont,
			position: ABSOLUTE,
			color: '#3E576F'
		}
	},
	legend: {
		enabled: true,
		align: 'center',
		//floating: false,
		layout: 'horizontal',
		labelFormatter: function () {
			return this.name;
		},
		borderWidth: 1,
		borderColor: '#909090',
		borderRadius: 5,
		// margin: 10,
		// reversed: false,
		shadow: false,
		// backgroundColor: null,
		style: {
			padding: '5px'
		},
		itemStyle: {
			cursor: 'pointer',
			color: '#3E576F'
		},
		itemHoverStyle: {
			cursor: 'pointer',
			color: '#000000'
		},
		itemHiddenStyle: {
			color: '#C0C0C0'
		},
		itemCheckboxStyle: {
			position: ABSOLUTE,
			width: '13px', // for IE precision
			height: '13px'
		},
		// itemWidth: undefined,
		symbolWidth: 16,
		symbolPadding: 5,
		verticalAlign: 'bottom',
		// width: undefined,
		x: 0,
		y: 0
	},

	loading: {
		hideDuration: 100,
		labelStyle: {
			fontWeight: 'bold',
			position: RELATIVE,
			top: '1em'
		},
		showDuration: 100,
		style: {
			position: ABSOLUTE,
			backgroundColor: 'white',
			opacity: 0.5,
			textAlign: 'center'
		}
	},

	tooltip: {
		enabled: true,
		//crosshairs: null,
		backgroundColor: 'rgba(255, 255, 255, .85)',
		borderWidth: 2,
		borderRadius: 5,
		//formatter: defaultFormatter,
		shadow: true,
		//shared: false,
		snap: hasTouch ? 25 : 10,
		style: {
			color: '#333333',
			fontSize: '12px',
			padding: '5px',
			whiteSpace: 'nowrap'
		}
	},

	toolbar: {
		itemStyle: {
			color: '#4572A7',
			cursor: 'pointer'
		}
	},

	credits: {
		enabled: true,
		text: 'Highcharts.com',
		href: 'http://www.highcharts.com',
		position: {
			align: 'right',
			x: -10,
			verticalAlign: 'bottom',
			y: -5
		},
		style: {
			cursor: 'pointer',
			color: '#909090',
			fontSize: '10px'
		}
	}
};

// Axis defaults
var defaultXAxisOptions =  {
	// allowDecimals: null,
	// alternateGridColor: null,
	// categories: [],
	dateTimeLabelFormats: {
		second: '%H:%M:%S',
		minute: '%H:%M',
		hour: '%H:%M',
		day: '%e. %b',
		week: '%e. %b',
		month: '%b \'%y',
		year: '%Y'
	},
	endOnTick: false,
	gridLineColor: '#C0C0C0',
	// gridLineDashStyle: 'solid', // docs
	// gridLineWidth: 0,
	// reversed: false,

	labels: defaultLabelOptions,
		// { step: null },
	lineColor: '#C0D0E0',
	lineWidth: 1,
	//linkedTo: null,
	max: null,
	min: null,
	minPadding: 0.01,
	maxPadding: 0.01,
	//maxZoom: null,
	minorGridLineColor: '#E0E0E0',
	// minorGridLineDashStyle: null,
	minorGridLineWidth: 1,
	minorTickColor: '#A0A0A0',
	//minorTickInterval: null,
	minorTickLength: 2,
	minorTickPosition: 'outside', // inside or outside
	//minorTickWidth: 0,
	//opposite: false,
	//offset: 0,
	//plotBands: [{
	//	events: {},
	//	zIndex: 1,
	//	labels: { align, x, verticalAlign, y, style, rotation, textAlign }
	//}],
	//plotLines: [{
	//	events: {}
	//  dashStyle: {}
	//	zIndex:
	//	labels: { align, x, verticalAlign, y, style, rotation, textAlign }
	//}],
	//reversed: false,
	// showFirstLabel: true,
	// showLastLabel: false,
	startOfWeek: 1,
	startOnTick: false,
	tickColor: '#C0D0E0',
	//tickInterval: null,
	tickLength: 5,
	tickmarkPlacement: 'between', // on or between
	tickPixelInterval: 100,
	tickPosition: 'outside',
	tickWidth: 1,
	title: {
		//text: null,
		align: 'middle', // low, middle or high
		//margin: 0 for horizontal, 10 for vertical axes,
		//rotation: 0,
		//side: 'outside',
		style: {
			color: '#6D869F',
			//font: defaultFont.replace('normal', 'bold')
			fontWeight: 'bold'
		}
		//x: 0,
		//y: 0
	},
	type: 'linear' // linear, logarithmic or datetime
},

defaultYAxisOptions = merge(defaultXAxisOptions, {
	endOnTick: true,
	gridLineWidth: 1,
	tickPixelInterval: 72,
	showLastLabel: true,
	labels: {
		align: 'right',
		x: -8,
		y: 3
	},
	lineWidth: 0,
	maxPadding: 0.05,
	minPadding: 0.05,
	startOnTick: true,
	tickWidth: 0,
	title: {
		rotation: 270,
		text: 'Y-values'
	},
	stackLabels: {
		enabled: false,
		//align: dynamic,
		//y: dynamic,
		//x: dynamic,
		//verticalAlign: dynamic,
		//textAlign: dynamic,
		//rotation: 0,
		formatter: function () {
			return this.total;
		},
		style: defaultLabelOptions.style
	}
}),

defaultLeftAxisOptions = {
	labels: {
		align: 'right',
		x: -8,
		y: null
	},
	title: {
		rotation: 270
	}
},
defaultRightAxisOptions = {
	labels: {
		align: 'left',
		x: 8,
		y: null
	},
	title: {
		rotation: 90
	}
},
defaultBottomAxisOptions = { // horizontal axis
	labels: {
		align: 'center',
		x: 0,
		y: 14
		// staggerLines: null
	},
	title: {
		rotation: 0
	}
},
defaultTopAxisOptions = merge(defaultBottomAxisOptions, {
	labels: {
		y: -5
		// staggerLines: null
	}
});




// Series defaults
var defaultPlotOptions = defaultOptions.plotOptions,
	defaultSeriesOptions = defaultPlotOptions.line;
//defaultPlotOptions.line = merge(defaultSeriesOptions);
defaultPlotOptions.spline = merge(defaultSeriesOptions);
defaultPlotOptions.scatter = merge(defaultSeriesOptions, {
	lineWidth: 0,
	states: {
		hover: {
			lineWidth: 0
		}
	}
});
defaultPlotOptions.area = merge(defaultSeriesOptions, {
	// threshold: 0,
	// lineColor: null, // overrides color, but lets fillColor be unaltered
	// fillOpacity: 0.75,
	// fillColor: null

});
defaultPlotOptions.areaspline = merge(defaultPlotOptions.area);
defaultPlotOptions.column = merge(defaultSeriesOptions, {
	borderColor: '#FFFFFF',
	borderWidth: 1,
	borderRadius: 0,
	//colorByPoint: undefined,
	groupPadding: 0.2,
	marker: null, // point options are specified in the base options
	pointPadding: 0.1,
	//pointWidth: null,
	minPointLength: 0,
	states: {
		hover: {
			brightness: 0.1,
			shadow: false
		},
		select: {
			color: '#C0C0C0',
			borderColor: '#000000',
			shadow: false
		}
	},
	dataLabels: {
		y: null,
		verticalAlign: null
	}
});
defaultPlotOptions.bar = merge(defaultPlotOptions.column, {
	dataLabels: {
		align: 'left',
		x: 5,
		y: 0
	}
});
defaultPlotOptions.pie = merge(defaultSeriesOptions, {
	//dragType: '', // n/a
	borderColor: '#FFFFFF',
	borderWidth: 1,
	center: ['50%', '50%'],
	colorByPoint: true, // always true for pies
	dataLabels: {
		// align: null,
		// connectorWidth: 1,
		// connectorColor: point.color,
		// connectorPadding: 5,
		distance: 30,
		enabled: true,
		formatter: function () {
			return this.point.name;
		},
		// softConnector: true,
		y: 5
	},
	//innerSize: 0,
	legendType: 'point',
	marker: null, // point options are specified in the base options
	size: '75%',
	showInLegend: false,
	slicedOffset: 10,
	states: {
		hover: {
			brightness: 0.1,
			shadow: false
		}
	}

});

// set the default time methods
setTimeMethods();


/**
 * Handle color operations. The object methods are chainable.
 * @param {String} input The input color in either rbga or hex format
 */
var Color = function (input) {
	// declare variables
	var rgba = [], result;

	/**
	 * Parse the input color to rgba array
	 * @param {String} input
	 */
	function init(input) {

		// rgba
		result = /rgba\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]?(?:\.[0-9]+)?)\s*\)/.exec(input);
		if (result) {
			rgba = [pInt(result[1]), pInt(result[2]), pInt(result[3]), parseFloat(result[4], 10)];
		} else { // hex
			result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(input);
			if (result) {
				rgba = [pInt(result[1], 16), pInt(result[2], 16), pInt(result[3], 16), 1];
			}
		}

	}
	/**
	 * Return the color a specified format
	 * @param {String} format
	 */
	function get(format) {
		var ret;

		// it's NaN if gradient colors on a column chart
		if (rgba && !isNaN(rgba[0])) {
			if (format === 'rgb') {
				ret = 'rgb(' + rgba[0] + ',' + rgba[1] + ',' + rgba[2] + ')';
			} else if (format === 'a') {
				ret = rgba[3];
			} else {
				ret = 'rgba(' + rgba.join(',') + ')';
			}
		} else {
			ret = input;
		}
		return ret;
	}

	/**
	 * Brighten the color
	 * @param {Number} alpha
	 */
	function brighten(alpha) {
		if (isNumber(alpha) && alpha !== 0) {
			var i;
			for (i = 0; i < 3; i++) {
				rgba[i] += pInt(alpha * 255);

				if (rgba[i] < 0) {
					rgba[i] = 0;
				}
				if (rgba[i] > 255) {
					rgba[i] = 255;
				}
			}
		}
		return this;
	}
	/**
	 * Set the color's opacity to a given alpha value
	 * @param {Number} alpha
	 */
	function setOpacity(alpha) {
		rgba[3] = alpha;
		return this;
	}

	// initialize: parse the input
	init(input);

	// public methods
	return {
		get: get,
		brighten: brighten,
		setOpacity: setOpacity
	};
};

/**
 * A wrapper object for SVG elements
 */
function SVGElement() {}

SVGElement.prototype = {
	/**
	 * Initialize the SVG renderer
	 * @param {Object} renderer
	 * @param {String} nodeName
	 */
	init: function (renderer, nodeName) {
		this.element = doc.createElementNS(SVG_NS, nodeName);
		this.renderer = renderer;
	},
	/**
	 * Animate a given attribute
	 * @param {Object} params
	 * @param {Number} options The same options as in jQuery animation
	 * @param {Function} complete Function to perform at the end of animation
	 */
	animate: function (params, options, complete) {
		var animOptions = pick(options, globalAnimation, true);
		if (animOptions) {
			animOptions = merge(animOptions);
			if (complete) { // allows using a callback with the global animation without overwriting it
				animOptions.complete = complete;
			}
			animate(this, params, animOptions);
		} else {
			this.attr(params);
			if (complete) {
				complete();
			}
		}
	},
	/**
	 * Set or get a given attribute
	 * @param {Object|String} hash
	 * @param {Mixed|Undefined} val
	 */
	attr: function (hash, val) {
		var key,
			value,
			i,
			child,
			element = this.element,
			nodeName = element.nodeName,
			renderer = this.renderer,
			skipAttr,
			shadows = this.shadows,
			htmlNode = this.htmlNode,
			hasSetSymbolSize,
			ret = this;

		// single key-value pair
		if (isString(hash) && defined(val)) {
			key = hash;
			hash = {};
			hash[key] = val;
		}

		// used as a getter: first argument is a string, second is undefined
		if (isString(hash)) {
			key = hash;
			if (nodeName === 'circle') {
				key = { x: 'cx', y: 'cy' }[key] || key;
			} else if (key === 'strokeWidth') {
				key = 'stroke-width';
			}
			ret = attr(element, key) || this[key] || 0;

			if (key !== 'd' && key !== 'visibility') { // 'd' is string in animation step
				ret = parseFloat(ret);
			}

		// setter
		} else {

			for (key in hash) {
				skipAttr = false; // reset
				value = hash[key];

				// paths
				if (key === 'd') {
					if (value && value.join) { // join path
						value = value.join(' ');
					}
					if (/(NaN| {2}|^$)/.test(value)) {
						value = 'M 0 0';
					}
					this.d = value; // shortcut for animations

				// update child tspans x values
				} else if (key === 'x' && nodeName === 'text') {
					for (i = 0; i < element.childNodes.length; i++) {
						child = element.childNodes[i];
						// if the x values are equal, the tspan represents a linebreak
						if (attr(child, 'x') === attr(element, 'x')) {
							//child.setAttribute('x', value);
							attr(child, 'x', value);
						}
					}

					if (this.rotation) {
						attr(element, 'transform', 'rotate(' + this.rotation + ' ' + value + ' ' +
							pInt(hash.y || attr(element, 'y')) + ')');
					}

				// apply gradients
				} else if (key === 'fill') {
					value = renderer.color(value, element, key);

				// circle x and y
				} else if (nodeName === 'circle' && (key === 'x' || key === 'y')) {
					key = { x: 'cx', y: 'cy' }[key] || key;

				// translation and text rotation
				} else if (key === 'translateX' || key === 'translateY' || key === 'rotation' || key === 'verticalAlign') {
					this[key] = value;
					this.updateTransform();
					skipAttr = true;

				// apply opacity as subnode (required by legacy WebKit and Batik)
				} else if (key === 'stroke') {
					value = renderer.color(value, element, key);

				// emulate VML's dashstyle implementation
				} else if (key === 'dashstyle') {
					key = 'stroke-dasharray';
					value = value && value.toLowerCase();
					if (value === 'solid') {
						value = NONE;
					} else if (value) {
						value = value
							.replace('shortdashdotdot', '3,1,1,1,1,1,')
							.replace('shortdashdot', '3,1,1,1')
							.replace('shortdot', '1,1,')
							.replace('shortdash', '3,1,')
							.replace('longdash', '8,3,')
							.replace(/dot/g, '1,3,')
							.replace('dash', '4,3,')
							.replace(/,$/, '')
							.split(','); // ending comma

						i = value.length;
						while (i--) {
							value[i] = pInt(value[i]) * hash['stroke-width'];
						}

						value = value.join(',');
					}

				// special
				} else if (key === 'isTracker') {
					this[key] = value;

				// IE9/MooTools combo: MooTools returns objects instead of numbers and IE9 Beta 2
				// is unable to cast them. Test again with final IE9.
				} else if (key === 'width') {
					value = pInt(value);

				// Text alignment
				} else if (key === 'align') {
					key = 'text-anchor';
					value = { left: 'start', center: 'middle', right: 'end' }[value];


				// Title requires a subnode, #431
				} else if (key === 'title') {
					var title = doc.createElementNS(SVG_NS, 'title');
					title.appendChild(doc.createTextNode(value));
					element.appendChild(title);
				}



				// jQuery animate changes case
				if (key === 'strokeWidth') {
					key = 'stroke-width';
				}

				// Chrome/Win < 6 bug (http://code.google.com/p/chromium/issues/detail?id=15461)
				if (isWebKit && key === 'stroke-width' && value === 0) {
					value = 0.000001;
				}

				// symbols
				if (this.symbolName && /^(x|y|r|start|end|innerR)/.test(key)) {


					if (!hasSetSymbolSize) {
						this.symbolAttr(hash);
						hasSetSymbolSize = true;
					}
					skipAttr = true;
				}

				// let the shadow follow the main element
				if (shadows && /^(width|height|visibility|x|y|d)$/.test(key)) {
					i = shadows.length;
					while (i--) {
						attr(shadows[i], key, value);
					}
				}

				// validate heights
				if ((key === 'width' || key === 'height') && nodeName === 'rect' && value < 0) {
					value = 0;
				}

				if (key === 'text') {
					// only one node allowed
					this.textStr = value;
					if (this.added) {
						renderer.buildText(this);
					}
				} else if (!skipAttr) {
					//element.setAttribute(key, value);
					attr(element, key, value);
				}

				// Issue #38
				if (htmlNode && (key === 'x' || key === 'y' ||
						key === 'translateX' || key === 'translateY' || key === 'visibility')) {
					var wrapper = this,
						bBox,
						arr = htmlNode.length ? htmlNode : [this],
						length = arr.length,
						itemWrapper,
						j;
					
					for (j = 0; j < length; j++) {
						itemWrapper = arr[j];
						bBox = itemWrapper.getBBox();
						htmlNode = itemWrapper.htmlNode; // reassign to child item
						css(htmlNode, extend(wrapper.styles, {
							left: (bBox.x + (wrapper.translateX || 0)) + PX,
							top: (bBox.y + (wrapper.translateY || 0)) + PX
						}));

						if (key === 'visibility') {
							css(htmlNode, {
								visibility: value
							});
						}
					}
				}

			}

		}
		return ret;
	},

	/**
	 * If one of the symbol size affecting parameters are changed,
	 * check all the others only once for each call to an element's
	 * .attr() method
	 * @param {Object} hash
	 */
	symbolAttr: function (hash) {
		var wrapper = this;

		each(['x', 'y', 'r', 'start', 'end', 'width', 'height', 'innerR'], function (key) {
			wrapper[key] = pick(hash[key], wrapper[key]);
		});

		wrapper.attr({
			d: wrapper.renderer.symbols[wrapper.symbolName](
					mathRound(wrapper.x * 2) / 2, // Round to halves. Issue #274.
					mathRound(wrapper.y * 2) / 2,
					wrapper.r,
					{
						start: wrapper.start,
						end: wrapper.end,
						width: wrapper.width,
						height: wrapper.height,
						innerR: wrapper.innerR
					}
			)
		});
	},

	/**
	 * Apply a clipping path to this object
	 * @param {String} id
	 */
	clip: function (clipRect) {
		return this.attr('clip-path', 'url(' + this.renderer.url + '#' + clipRect.id + ')');
	},

	/**
	 * Calculate the coordinates needed for drawing a rectangle crisply and return the
	 * calculated attributes
	 * @param {Number} strokeWidth
	 * @param {Number} x
	 * @param {Number} y
	 * @param {Number} width
	 * @param {Number} height
	 */
	crisp: function (strokeWidth, x, y, width, height) {

		var wrapper = this,
			key,
			attr = {},
			values = {},
			normalizer;

		strokeWidth = strokeWidth || wrapper.strokeWidth || 0;
		normalizer = strokeWidth % 2 / 2;

		// normalize for crisp edges
		values.x = mathFloor(x || wrapper.x || 0) + normalizer;
		values.y = mathFloor(y || wrapper.y || 0) + normalizer;
		values.width = mathFloor((width || wrapper.width || 0) - 2 * normalizer);
		values.height = mathFloor((height || wrapper.height || 0) - 2 * normalizer);
		values.strokeWidth = strokeWidth;

		for (key in values) {
			if (wrapper[key] !== values[key]) { // only set attribute if changed
				wrapper[key] = attr[key] = values[key];
			}
		}

		return attr;
	},

	/**
	 * Set styles for the element
	 * @param {Object} styles
	 */
	css: function (styles) {
		/*jslint unparam: true*//* allow unused param a in the regexp function below */
		var elemWrapper = this,
			elem = elemWrapper.element,
			textWidth = styles && styles.width && elem.nodeName === 'text',
			n,
			serializedCss = '',
			hyphenate = function (a, b) { return '-' + b.toLowerCase(); };
		/*jslint unparam: false*/

		// convert legacy
		if (styles && styles.color) {
			styles.fill = styles.color;
		}

		// Merge the new styles with the old ones
		styles = extend(
			elemWrapper.styles,
			styles
		);


		// store object
		elemWrapper.styles = styles;


		// serialize and set style attribute
		if (isIE && !hasSVG) { // legacy IE doesn't support setting style attribute
			if (textWidth) {
				delete styles.width;
			}
			css(elemWrapper.element, styles);
		} else {
			for (n in styles) {
				serializedCss += n.replace(/([A-Z])/g, hyphenate) + ':' + styles[n] + ';';
			}
			elemWrapper.attr({
				style: serializedCss
			});
		}


		// re-build text
		if (textWidth && elemWrapper.added) {
			elemWrapper.renderer.buildText(elemWrapper);
		}

		return elemWrapper;
	},

	/**
	 * Add an event listener
	 * @param {String} eventType
	 * @param {Function} handler
	 */
	on: function (eventType, handler) {
		var fn = handler;
		// touch
		if (hasTouch && eventType === 'click') {
			eventType = 'touchstart';
			fn = function (e) {
				e.preventDefault();
				handler();
			};
		}
		// simplest possible event model for internal use
		this.element['on' + eventType] = fn;
		return this;
	},


	/**
	 * Move an object and its children by x and y values
	 * @param {Number} x
	 * @param {Number} y
	 */
	translate: function (x, y) {
		return this.attr({
			translateX: x,
			translateY: y
		});
	},

	/**
	 * Invert a group, rotate and flip
	 */
	invert: function () {
		var wrapper = this;
		wrapper.inverted = true;
		wrapper.updateTransform();
		return wrapper;
	},

	/**
	 * Private method to update the transform attribute based on internal
	 * properties
	 */
	updateTransform: function () {
		var wrapper = this,
			translateX = wrapper.translateX || 0,
			translateY = wrapper.translateY || 0,
			inverted = wrapper.inverted,
			rotation = wrapper.rotation,
			transform = [];

		// flipping affects translate as adjustment for flipping around the group's axis
		if (inverted) {
			translateX += wrapper.attr('width');
			translateY += wrapper.attr('height');
		}

		// apply translate
		if (translateX || translateY) {
			transform.push('translate(' + translateX + ',' + translateY + ')');
		}

		// apply rotation
		if (inverted) {
			transform.push('rotate(90) scale(-1,1)');
		} else if (rotation) { // text rotation
			transform.push('rotate(' + rotation + ' ' + wrapper.x + ' ' + wrapper.y + ')');
		}

		if (transform.length) {
			attr(wrapper.element, 'transform', transform.join(' '));
		}
	},
	/**
	 * Bring the element to the front
	 */
	toFront: function () {
		var element = this.element;
		element.parentNode.appendChild(element);
		return this;
	},


	/**
	 * Break down alignment options like align, verticalAlign, x and y
	 * to x and y relative to the chart.
	 *
	 * @param {Object} alignOptions
	 * @param {Boolean} alignByTranslate
	 * @param {Object} box The box to align to, needs a width and height
	 *
	 */
	align: function (alignOptions, alignByTranslate, box) {
		var elemWrapper = this;

		if (!alignOptions) { // called on resize
			alignOptions = elemWrapper.alignOptions;
			alignByTranslate = elemWrapper.alignByTranslate;
		} else { // first call on instanciate
			elemWrapper.alignOptions = alignOptions;
			elemWrapper.alignByTranslate = alignByTranslate;
			if (!box) { // boxes other than renderer handle this internally
				elemWrapper.renderer.alignedObjects.push(elemWrapper);
			}
		}

		box = pick(box, elemWrapper.renderer);

		var align = alignOptions.align,
			vAlign = alignOptions.verticalAlign,