/**

 * @license Highstock JS v2.1.9 (2015-10-07)

 *

 * (c) 2014 Highsoft AS

 * Authors: Jon Arild Nygard / Oystein Moseng

 *

 * License: www.highcharts.com/license

 */



/*global HighchartsAdapter */

(function (H) {

	var seriesTypes = H.seriesTypes,

		map = H.map,

		merge = H.merge,

		extend = H.extend,

		extendClass = H.extendClass,

		defaultOptions = H.getOptions(),

		plotOptions = defaultOptions.plotOptions,

		noop = function () { return; },

		each = H.each,

		grep = HighchartsAdapter.grep,

		pick = H.pick,

		Series = H.Series,

		Color = H.Color,

		eachObject = function (list, func, context) {

			var key;

			context = context || this;

			for (key in list) {

				if (list.hasOwnProperty(key)) {

					func.call(context, list[key], key, list);

				}

			}

		},

		reduce = function (arr, func, previous, context) {

			context = context || this;

			arr = arr || []; // @note should each be able to handle empty values automatically?

			each(arr, function (current, i) {

				previous = func.call(context, previous, current, i, arr);

			});

			return previous;

		},

		// @todo find correct name for this function. 

		recursive = function (item, func, context) {

			var next;

			context = context || this;

			next = func.call(context, item);

			if (next !== false) {

				recursive(next, func, context);

			}

		};



	// Define default options

	plotOptions.treemap = merge(plotOptions.scatter, {

		showInLegend: false,

		marker: false,

		borderColor: '#E0E0E0',

		borderWidth: 1,

		dataLabels: {

			enabled: true,

			defer: false,

			verticalAlign: 'middle',

			formatter: function () { // #2945

				return this.point.name || this.point.id;

			},

			inside: true

		},

		tooltip: {

			headerFormat: '',

			pointFormat: '<b>{point.name}</b>: {point.node.val}</b><br/>'

		},

		layoutAlgorithm: 'sliceAndDice',

		layoutStartingDirection: 'vertical',

		alternateStartingDirection: false,

		levelIsConstant: true,

		states: {

			hover: {

				borderColor: '#A0A0A0',

				brightness: seriesTypes.heatmap ? 0 : 0.1,

				shadow: false

			}

		},

		drillUpButton: {

			position: { 

				align: 'left',

				x: 10,

				y: -50

			}

		}

	});

	

	// Stolen from heatmap	

	var colorSeriesMixin = {

		// mapping between SVG attributes and the corresponding options

		pointAttrToOptions: {},

		pointArrayMap: ['value'],

		axisTypes: seriesTypes.heatmap ? ['xAxis', 'yAxis', 'colorAxis'] : ['xAxis', 'yAxis'],

		optionalAxis: 'colorAxis',

		getSymbol: noop,

		parallelArrays: ['x', 'y', 'value', 'colorValue'],

		colorKey: 'colorValue', // Point color option key

		translateColors: seriesTypes.heatmap && seriesTypes.heatmap.prototype.translateColors

	};



	// The Treemap series type

	seriesTypes.treemap = extendClass(seriesTypes.scatter, merge(colorSeriesMixin, {

		type: 'treemap',

		trackerGroups: ['group', 'dataLabelsGroup'],

		pointClass: extendClass(H.Point, {

			setVisible: seriesTypes.pie.prototype.pointClass.prototype.setVisible

		}),

		/**

		 * Creates an object map from parent id to childrens index.

		 * @param {Array} data List of points set in options.

		 * @param {string} data[].parent Parent id of point.

		 * @param {Array} ids List of all point ids.

		 * @return {Object} Map from parent id to children index in data.

		 */

		getListOfParents: function (data, ids) {

			var listOfParents = reduce(data, function (prev, curr, i) {

				var parent = pick(curr.parent, "");

				if (prev[parent] === undefined) {

					prev[parent] = [];

				}

				prev[parent].push(i);

				return prev;

			}, {});



			// If parent does not exist, hoist parent to root of tree.

			eachObject(listOfParents, function (children, parent, list) {

				if ((parent !== "") && (HighchartsAdapter.inArray(parent, ids) === -1)) {

					each(children, function (child) {

						list[""].push(child);

					});

					delete list[parent];

				}

			});

			return listOfParents;

		},

		/**

		* Creates a tree structured object from the series points

		*/

		getTree: function () {

			var tree,

				series = this,

				allIds = map(this.data, function (d) {

					return d.id;

				}),

				parentList = series.getListOfParents(this.data, allIds);



			series.nodeMap = [];

			tree = series.buildNode("", -1, 0, parentList, null);

			recursive(this.nodeMap[this.rootNode], function (node) {

				var next = false,

					p = node.parent;

				node.visible = true;

				if (p || p === "") {

					next = series.nodeMap[p];

				}

				return next;

			});

			recursive(this.nodeMap[this.rootNode].children, function (children) {

				var next = false;

				each(children, function (child) {

					child.visible = true;

					if (child.children.length) {

						next = (next || []).concat(child.children);

					}

				});

				return next;

			});

			this.setTreeValues(tree);

			return tree;

		},

		init: function (chart, options) {

			var series = this;

			Series.prototype.init.call(series, chart, options);

			if (series.options.allowDrillToNode) {

				series.drillTo();

			}

		},

		buildNode: function (id, i, level, list, parent) {

			var series = this,

				children = [],

				point = series.points[i],

				node,

				child;



			// Actions

			each((list[id] || []), function (i) {

				child = series.buildNode(series.points[i].id, i, (level + 1), list, id);

				children.push(child);

			});

			node = {

				id: id,

				i: i,

				children: children,

				level: level,

				parent: parent,

				visible: false // @todo move this to better location

			};

			series.nodeMap[node.id] = node;

			if (point) {

				point.node = node;

			}

			return node;

		},

		setTreeValues: function (tree) {

			var series = this,

				options = series.options,

				childrenTotal = 0,

				sorted = [],

				val,

				point = series.points[tree.i];



			// First give the children some values

			each(tree.children, function (child) {

				child = series.setTreeValues(child);

				series.insertElementSorted(sorted, child, function (el, el2) {

					return el.val > el2.val; 

				});



				if (!child.ignore) {

					childrenTotal += child.val;

				} else {

					// @todo Add predicate to avoid looping already ignored children

					recursive(child.children, function (children) {

						var next = false;

						each(children, function (node) {

							extend(node, {

								ignore: true,

								isLeaf: false,

								visible: false

							});

							if (node.children.length) {

								next = (next || []).concat(node.children);

							}

						});

						return next;

					});

				}

			});



			// Set the values

			val = pick(point && point.value, childrenTotal);

			extend(tree, {

				children: sorted,

				childrenTotal: childrenTotal,

				// Ignore this node if point is not visible

				ignore: !(pick(point && point.visible, true) && (val > 0)),

				isLeaf: tree.visible && !childrenTotal,

				levelDynamic: (options.levelIsConstant ? tree.level : (tree.level - series.nodeMap[series.rootNode].level)),

				name: pick(point && point.name, ""),

				val: val

			});

			return tree;

		},

		/**

		 * Recursive function which calculates the area for all children of a node.

		 * @param {Object} node The node which is parent to the children.

		 * @param {Object} area The rectangular area of the parent.

		 */

		calculateChildrenAreas: function (parent, area) {

			var series = this,

				options = series.options,

				level = this.levelMap[parent.levelDynamic + 1],

				algorithm = pick((series[level && level.layoutAlgorithm] && level.layoutAlgorithm), options.layoutAlgorithm),

				alternate = options.alternateStartingDirection,

				childrenValues = [],

				children;



			// Collect all children which should be included

			children = grep(parent.children, function (n) {

				return !n.ignore;

			});



			if (level && level.layoutStartingDirection) {

				area.direction = level.layoutStartingDirection === 'vertical' ? 0 : 1;

			}

			childrenValues = series[algorithm](area, children);

			each(children, function (child, index) {

				var values = childrenValues[index];

				child.values = merge(values, {

					val: child.childrenTotal,

					direction: (alternate ? 1 - area.direction : area.direction)

				});

				child.pointValues = merge(values, {

					x: (values.x / series.axisRatio),

					width: (values.width / series.axisRatio) 

				});

				// If node has children, then call method recursively

				if (child.children.length) {

					series.calculateChildrenAreas(child, child.values);

				}

			});

		},

		setPointValues: function () {

			var series = this,

				xAxis = series.xAxis,

				yAxis = series.yAxis;

			each(series.points, function (point) {

				var node = point.node,

					values = node.pointValues,

					x1,

					x2,

					y1,

					y2;

				// Points which is ignored, have no values.

				if (values) {

					x1 = Math.round(xAxis.translate(values.x, 0, 0, 0, 1));

					x2 = Math.round(xAxis.translate(values.x + values.width, 0, 0, 0, 1));

					y1 = Math.round(yAxis.translate(values.y, 0, 0, 0, 1));

					y2 = Math.round(yAxis.translate(values.y + values.height, 0, 0, 0, 1));

					// Set point values

					point.shapeType = 'rect';

					point.shapeArgs = {

						x: Math.min(x1, x2),

						y: Math.min(y1, y2),

						width: Math.abs(x2 - x1),

						height: Math.abs(y2 - y1)

					};

					point.plotX = point.shapeArgs.x + (point.shapeArgs.width / 2);

					point.plotY = point.shapeArgs.y + (point.shapeArgs.height / 2);

				} else {

					// Reset visibility

					delete point.plotX;

					delete point.plotY;

				}

			});

		},

		setColorRecursive: function (node, color) {

			var series = this,

				point,

				level;

			if (node) {

				point = series.points[node.i];

				level = series.levelMap[node.levelDynamic];

				// Select either point color, level color or inherited color.

				color = pick(point && point.options.color, level && level.color, color);

				if (point) {

					point.color = color;

				}

				// Do it all again with the children	

				if (node.children.length) {

					each(node.children, function (child) {

						series.setColorRecursive(child, color);

					});

				}

			}

		},

		alg_func_group: function (h, w, d, p) {

			this.height = h;

			this.width = w;

			this.plot = p;

			this.direction = d;

			this.startDirection = d;

			this.total = 0;

			this.nW = 0;

			this.lW = 0;

			this.nH = 0;

			this.lH = 0;

			this.elArr = [];

			this.lP = {

				total: 0,

				lH: 0,

				nH: 0,

				lW: 0,

				nW: 0,

				nR: 0,

				lR: 0,

				aspectRatio: function (w, h) {

					return Math.max((w / h), (h / w));

				}

			};

			this.addElement = function (el) {

				this.lP.total = this.elArr[this.elArr.length - 1];

				this.total = this.total + el;

				if (this.direction === 0) {

					// Calculate last point old aspect ratio

					this.lW = this.nW;

					this.lP.lH = this.lP.total / this.lW;

					this.lP.lR = this.lP.aspectRatio(this.lW, this.lP.lH);

					// Calculate last point new aspect ratio

					this.nW = this.total / this.height;

					this.lP.nH = this.lP.total / this.nW;

					this.lP.nR = this.lP.aspectRatio(this.nW, this.lP.nH);

				} else {

					// Calculate last point old aspect ratio

					this.lH = this.nH;

					this.lP.lW = this.lP.total / this.lH;

					this.lP.lR = this.lP.aspectRatio(this.lP.lW, this.lH);

					// Calculate last point new aspect ratio

					this.nH = this.total / this.width;

					this.lP.nW = this.lP.total / this.nH;

					this.lP.nR = this.lP.aspectRatio(this.lP.nW, this.nH);

				}

				this.elArr.push(el);						

			};

			this.reset = function () {

				this.nW = 0;

				this.lW = 0;

				this.elArr = [];

				this.total = 0;

			};

		},

		alg_func_calcPoints: function (directionChange, last, group, childrenArea) {

			var pX,

				pY,

				pW,

				pH,

				gW = group.lW,

				gH = group.lH,

				plot = group.plot,

				keep,

				i = 0,

				end = group.elArr.length - 1;

			if (last) {

				gW = group.nW;

				gH = group.nH;

			} else {

				keep = group.elArr[group.elArr.length - 1];

			}

			each(group.elArr, function (p) {

				if (last || (i < end)) {

					if (group.direction === 0) {

						pX = plot.x;

						pY = plot.y; 

						pW = gW;

						pH = p / pW;

					} else {

						pX = plot.x;

						pY = plot.y;

						pH = gH;

						pW = p / pH;

					}

					childrenArea.push({

						x: pX,

						y: pY,

						width: pW,

						height: pH

					});

					if (group.direction === 0) {

						plot.y = plot.y + pH;

					} else {

						plot.x = plot.x + pW;

					}						

				}

				i = i + 1;

			});

			// Reset variables

			group.reset();

			if (group.direction === 0) {

				group.width = group.width - gW;

			} else {

				group.height = group.height - gH;

			}

			plot.y = plot.parent.y + (plot.parent.height - group.height);

			plot.x = plot.parent.x + (plot.parent.width - group.width);

			if (directionChange) {

				group.direction = 1 - group.direction;

			}

			// If not last, then add uncalculated element

			if (!last) {

				group.addElement(keep);

			}

		},

		alg_func_lowAspectRatio: function (directionChange, parent, children) {

			var childrenArea = [],

				series = this,

				pTot,

				plot = {

					x: parent.x,

					y: parent.y,

					parent: parent

				},

				direction = parent.direction,

				i = 0,

				end = children.length - 1,

				group = new this.alg_func_group(parent.height, parent.width, direction, plot);

			// Loop through and calculate all areas

			each(children, function (child) {

				pTot = (parent.width * parent.height) * (child.val / parent.val);

				group.addElement(pTot);

				if (group.lP.nR > group.lP.lR) {

					series.alg_func_calcPoints(directionChange, false, group, childrenArea, plot);

				}

				// If last child, then calculate all remaining areas

				if (i === end) {

					series.alg_func_calcPoints(directionChange, true, group, childrenArea, plot);

				}

				i = i + 1;

			});

			return childrenArea;

		},

		alg_func_fill: function (directionChange, parent, children) {

			var childrenArea = [],

				pTot,

				direction = parent.direction,

				x = parent.x,

				y = parent.y,

				width = parent.width,

				height = parent.height,

				pX,

				pY,

				pW,

				pH;

			each(children, function (child) {

				pTot = (parent.width * parent.height) * (child.val / parent.val);

				pX = x;

				pY = y;

				if (direction === 0) {

					pH = height;

					pW = pTot / pH;

					width = width - pW;

					x = x + pW;

				} else {

					pW = width;

					pH = pTot / pW;

					height = height - pH;

					y = y + pH;

				}

				childrenArea.push({

					x: pX,

					y: pY,

					width: pW,

					height: pH

				});

				if (directionChange) {

					direction = 1 - direction;

				}

			});

			return childrenArea;

		},

		strip: function (parent, children) {

			return this.alg_func_lowAspectRatio(false, parent, children);

		},

		squarified: function (parent, children) {

			return this.alg_func_lowAspectRatio(true, parent, children);

		},

		sliceAndDice: function (parent, children) {

			return this.alg_func_fill(true, parent, children);

		},

		stripes: function (parent, children) {

			return this.alg_func_fill(false, parent, children);

		},

		translate: function () {

			var pointValues,

				seriesArea,

				tree,

				val;



			// Call prototype function

			Series.prototype.translate.call(this);



			if (this.points.length) {

				// Assign variables

				this.rootNode = pick(this.options.rootId, "");

				// Create a object map from level to options

				this.levelMap = reduce(this.options.levels, function (arr, item) {

					arr[item.level] = item;

					return arr;

				}, {});

				tree = this.tree = this.getTree(); // @todo Only if series.isDirtyData is true



				// Calculate plotting values.

				this.axisRatio = (this.xAxis.len / this.yAxis.len);

				this.nodeMap[""].pointValues = pointValues = {x: 0, y: 0, width: 100, height: 100 };

				this.nodeMap[""].values = seriesArea = merge(pointValues, {

					width: (pointValues.width * this.axisRatio),

					direction: (this.options.layoutStartingDirection === 'vertical' ? 0 : 1),

					val: tree.val

				});

				this.calculateChildrenAreas(tree, seriesArea);

			}



			// Logic for point colors

			if (this.colorAxis) {

				this.translateColors();

			} else if (!this.options.colorByPoint) {

				this.setColorRecursive(this.tree, undefined);

			}



			// Update axis extremes according to the root node.

			val = this.nodeMap[this.rootNode].pointValues;

			this.xAxis.setExtremes(val.x, val.x + val.width, false);

			this.yAxis.setExtremes(val.y, val.y + val.height, false);

			this.xAxis.setScale();

			this.yAxis.setScale();



			// Assign values to points.

			this.setPointValues();

		},

		/**

		 * Extend drawDataLabels with logic to handle custom options related to the treemap series:

		 * - Points which is not a leaf node, has dataLabels disabled by default.

		 * - Options set on series.levels is merged in.

		 * - Width of the dataLabel is set to match the width of the point shape.

		 */

		drawDataLabels: function () {

			var series = this,

				points = grep(series.points, function (n) {

					return n.node.visible;

				}),

				options,

				level;

			each(points, function (point) {

				level = series.levelMap[point.node.levelDynamic];

				// Set options to new object to avoid problems with scope

				options = {style: {}};



				// If not a leaf, then label should be disabled as default

				if (!point.node.isLeaf) {

					options.enabled = false;

				}



				// If options for level exists, include them as well

				if (level && level.dataLabels) {

					options = merge(options, level.dataLabels);

					series._hasPointLabels = true;

				}



				// Set dataLabel width to the width of the point shape.

				if (point.shapeArgs) {

					options.style.width = point.shapeArgs.width;

				}



				// Merge custom options with point options

				point.dlOptions = merge(options, point.options.dataLabels);

			});

			Series.prototype.drawDataLabels.call(this);

		},

		alignDataLabel: seriesTypes.column.prototype.alignDataLabel,



		/**

		 * Get presentational attributes

		 */

		pointAttribs: function (point, state) {

			var level = this.levelMap[point.node.levelDynamic] || {},

				options = this.options,

				attr,

				stateOptions = (state && options.states[state]) || {};



			// Set attributes by precedence. Point trumps level trumps series. Stroke width uses pick

			// because it can be 0.

			attr = {

				'stroke': point.borderColor || level.borderColor || stateOptions.borderColor || options.borderColor,

				'stroke-width': pick(point.borderWidth, level.borderWidth, stateOptions.borderWidth, options.borderWidth),

				'dashstyle': point.borderDashStyle || level.borderDashStyle || stateOptions.borderDashStyle || options.borderDashStyle,

				'fill': point.color || this.color

			};



			if (state === 'hover') {

				attr.zIndex = 1;

			}



			if (point.node.level <= this.nodeMap[this.rootNode].level) {

				// Hide levels above the current view

				attr.fill = 'none';

				attr["stroke-width"] = 0;

			} else if (!point.node.isLeaf) {

				// If not a leaf, then remove fill

				// @todo let users set the opacity

				attr.fill = pick(options.interactByLeaf, !options.allowDrillToNode) ? 'none' : Color(attr.fill).setOpacity(state === 'hover' ? 0.75 : 0.15).get();

			} else if (state) {

				// Brighten and hoist the hover nodes

				attr.fill = Color(attr.fill).brighten(stateOptions.brightness).get();

			}



			return attr;

		},



		/**

		* Extending ColumnSeries drawPoints

		*/

		drawPoints: function () {

			var series = this,

				points = grep(series.points, function (n) {

					return n.node.visible;

				});



			each(points, function (point) {

				var groupKey = "levelGroup-" + point.node.levelDynamic;

				if (!series[groupKey]) {

					series[groupKey] = series.chart.renderer.g(groupKey)

						.attr({

							zIndex: 1000 - point.node.levelDynamic // @todo Set the zIndex based upon the number of levels, instead of using 1000

						})

						.add(series.group);

				}

				point.group = series[groupKey];

				// Preliminary code in prepraration for HC5 that uses pointAttribs for all series

				point.pointAttr = {

					'': series.pointAttribs(point),

					'hover': series.pointAttribs(point, 'hover'),

					'select': {}

				};

			});

			// Call standard drawPoints

			seriesTypes.column.prototype.drawPoints.call(this);



			// If drillToNode is allowed, set a point cursor on clickables & add drillId to point 

			if (series.options.allowDrillToNode) {

				each(points, function (point) {

					var cursor,

						drillId;

					if (point.graphic) {

						drillId = point.drillId = series.options.interactByLeaf ? series.drillToByLeaf(point) : series.drillToByGroup(point);

						cursor = drillId ? "pointer" : "default";

						point.graphic.css({ cursor: cursor });

					}

				});

			}

		},

		/**

		 * Inserts an element into an array, sorted by a condition.

		 * Modifies the referenced array

		 * @param {*[]} arr The array which the element is inserted into.

		 * @param {*} el The element to insert.

		 * @param {function} cond The condition to sort on. First parameter is el, second parameter is array element

		 */

		insertElementSorted: function (arr, el, cond) {

			var i = 0,

				inserted = false;

			if (arr.length !== 0) {

				each(arr, function (arrayElement) {

					if (cond(el, arrayElement) && !inserted) {

						arr.splice(i, 0, el);

						inserted = true;

					}

					i = i + 1;					

				});

			} 

			if (!inserted) {

				arr.push(el);

			}

		},

		/**

		* Add drilling on the suitable points

		*/

		drillTo: function () {

			var series = this;

			H.addEvent(series, 'click', function (event) {

				var point = event.point,

					drillId = point.drillId,

					drillName;

				// If a drill id is returned, add click event and cursor. 

				if (drillId) {

					drillName = series.nodeMap[series.rootNode].name || series.rootNode;

					point.setState(''); // Remove hover

					series.drillToNode(drillId);

					series.showDrillUpButton(drillName);

				}

			});

		},

		/**

		* Finds the drill id for a parent node.

		* Returns false if point should not have a click event

		* @param {Object} point

		* @return {string || boolean} Drill to id or false when point should not have a click event

		*/

		drillToByGroup: function (point) {

			var series = this,

				drillId = false;

			if ((point.node.level - series.nodeMap[series.rootNode].level) === 1 && !point.node.isLeaf) {

				drillId = point.id;

			}

			return drillId;

		},

		/**

		* Finds the drill id for a leaf node.

		* Returns false if point should not have a click event

		* @param {Object} point

		* @return {string || boolean} Drill to id or false when point should not have a click event

		*/

		drillToByLeaf: function (point) {

			var series = this,

				drillId = false,

				nodeParent;

			if ((point.node.parent !== series.rootNode) && (point.node.isLeaf)) {

				nodeParent = point.node;

				while (!drillId) {

					nodeParent = series.nodeMap[nodeParent.parent];

					if (nodeParent.parent === series.rootNode) {

						drillId = nodeParent.id;

					}

				}

			}

			return drillId;

		},

		drillUp: function () {

			var drillPoint = null,

				node,

				parent;

			if (this.rootNode) {

				node = this.nodeMap[this.rootNode];

				if (node.parent !== null) {

					drillPoint = this.nodeMap[node.parent];

				} else {

					drillPoint = this.nodeMap[""];

				}

			}



			if (drillPoint !== null) {

				this.drillToNode(drillPoint.id);

				if (drillPoint.id === "") {

					this.drillUpButton = this.drillUpButton.destroy();

				} else {

					parent = this.nodeMap[drillPoint.parent];

					this.showDrillUpButton((parent.name || parent.id));

				}

			} 

		},

		drillToNode: function (id) {

			this.options.rootId = id;

			this.isDirty = true; // Force redraw

			this.chart.redraw();

		},

		showDrillUpButton: function (name) {

			var series = this,

				backText = (name || '< Back'),

				buttonOptions = series.options.drillUpButton,

				attr,

				states;



			if (buttonOptions.text) {

				backText = buttonOptions.text;

			}

			if (!this.drillUpButton) {

				attr = buttonOptions.theme;

				states = attr && attr.states;

							

				this.drillUpButton = this.chart.renderer.button(

					backText,

					null,

					null,

					function () {

						series.drillUp(); 

					},

					attr, 

					states && states.hover,

					states && states.select

				)

				.attr({

					align: buttonOptions.position.align,

					zIndex: 9

				})

				.add()

				.align(buttonOptions.position, false, buttonOptions.relativeTo || 'plotBox');

			} else {

				this.drillUpButton.attr({

					text: backText

				})

				.align();

			}

		},

		buildKDTree: noop,

		drawLegendSymbol: H.LegendSymbolMixin.drawRectangle,

		getExtremes: function () {

			// Get the extremes from the value data

			Series.prototype.getExtremes.call(this, this.colorValueData);

			this.valueMin = this.dataMin;

			this.valueMax = this.dataMax;



			// Get the extremes from the y data

			Series.prototype.getExtremes.call(this);

		},

		getExtremesFromAll: true,

		bindAxes: function () {

			var treeAxis = {

				endOnTick: false,

				gridLineWidth: 0,

				lineWidth: 0,

				min: 0,

				dataMin: 0,

				minPadding: 0,

				max: 100,

				dataMax: 100,

				maxPadding: 0,

				startOnTick: false,

				title: null,

				tickPositions: []

			};

			Series.prototype.bindAxes.call(this);

			H.extend(this.yAxis.options, treeAxis);

			H.extend(this.xAxis.options, treeAxis);

		}

	}));

}(Highcharts));

