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/**
 * @license Highmaps JS v1.1.9 (2015-10-07)
 * Highmaps as a plugin for Highcharts 4.1.x or Highstock 2.1.x (x being the patch version of this file)
 *
 * (c) 2011-2014 Torstein Honsi
 *
 * License: www.highcharts.com/license
 */

/*global HighchartsAdapter*/
(function (Highcharts) {


var UNDEFINED,
        Axis = Highcharts.Axis,
        Chart = Highcharts.Chart,
        Color = Highcharts.Color,
        Point = Highcharts.Point,
        Pointer = Highcharts.Pointer,
        Legend = Highcharts.Legend,
        LegendSymbolMixin = Highcharts.LegendSymbolMixin,
        Renderer = Highcharts.Renderer,
        Series = Highcharts.Series,
        SVGRenderer = Highcharts.SVGRenderer,
        VMLRenderer = Highcharts.VMLRenderer,
        
        addEvent = Highcharts.addEvent,
        each = Highcharts.each,
        error = Highcharts.error,
        extend = Highcharts.extend,
        extendClass = Highcharts.extendClass,
        merge = Highcharts.merge,
        pick = Highcharts.pick,
        defaultOptions = Highcharts.getOptions(),
        seriesTypes = Highcharts.seriesTypes,
        defaultPlotOptions = defaultOptions.plotOptions,
        wrap = Highcharts.wrap,
        noop = function () {};

        /**
 * Override to use the extreme coordinates from the SVG shape, not the
 * data values
 */
wrap(Axis.prototype, 'getSeriesExtremes', function (proceed) {
        var isXAxis = this.isXAxis,
                dataMin,
                dataMax,
                xData = [],
                useMapGeometry;

        // Remove the xData array and cache it locally so that the proceed method doesn't use it
        if (isXAxis) {
                each(this.series, function (series, i) {
                        if (series.useMapGeometry) {
                                xData[i] = series.xData;
                                series.xData = [];
                        }
                });
        }

        // Call base to reach normal cartesian series (like mappoint)
        proceed.call(this);

        // Run extremes logic for map and mapline
        if (isXAxis) {
                dataMin = pick(this.dataMin, Number.MAX_VALUE);
                dataMax = pick(this.dataMax, -Number.MAX_VALUE);
                each(this.series, function (series, i) {
                        if (series.useMapGeometry) {
                                dataMin = Math.min(dataMin, pick(series.minX, dataMin));
                                dataMax = Math.max(dataMax, pick(series.maxX, dataMin));
                                series.xData = xData[i]; // Reset xData array
                                useMapGeometry = true;
                        }
                });
                if (useMapGeometry) {
                        this.dataMin = dataMin;
                        this.dataMax = dataMax;
                }
        }
});

/**
 * Override axis translation to make sure the aspect ratio is always kept
 */
wrap(Axis.prototype, 'setAxisTranslation', function (proceed) {
        var chart = this.chart,
                mapRatio,
                plotRatio = chart.plotWidth / chart.plotHeight,
                adjustedAxisLength,
                xAxis = chart.xAxis[0],
                padAxis,
                fixTo,
                fixDiff,
                preserveAspectRatio;

        
        // Run the parent method
        proceed.call(this);

        // Check for map-like series
        if (this.coll === 'yAxis' && xAxis.transA !== UNDEFINED) {
                each(this.series, function (series) {
                        if (series.preserveAspectRatio) {
                                preserveAspectRatio = true;
                        }
                });
        }
        
        // On Y axis, handle both
        if (preserveAspectRatio) {
                
                // Use the same translation for both axes
                this.transA = xAxis.transA = Math.min(this.transA, xAxis.transA);
                
                mapRatio = plotRatio / ((xAxis.max - xAxis.min) / (this.max - this.min));
                
                // What axis to pad to put the map in the middle
                padAxis = mapRatio < 1 ? this : xAxis;

                // Pad it
                adjustedAxisLength = (padAxis.max - padAxis.min) * padAxis.transA;
                padAxis.pixelPadding = padAxis.len - adjustedAxisLength;
                padAxis.minPixelPadding = padAxis.pixelPadding / 2;

                fixTo = padAxis.fixTo;
                if (fixTo) {
                        fixDiff = fixTo[1] - padAxis.toValue(fixTo[0], true);
                        fixDiff *= padAxis.transA;
                        if (Math.abs(fixDiff) > padAxis.minPixelPadding || (padAxis.min === padAxis.dataMin && padAxis.max === padAxis.dataMax)) { // zooming out again, keep within restricted area
                                fixDiff = 0;
                        }
                        padAxis.minPixelPadding -= fixDiff;
                }
        }
});

/**
 * Override Axis.render in order to delete the fixTo prop
 */
wrap(Axis.prototype, 'render', function (proceed) {
        proceed.call(this);
        this.fixTo = null;
});


/**
 * The ColorAxis object for inclusion in gradient legends
 */
var ColorAxis = Highcharts.ColorAxis = function () {
        this.isColorAxis = true;
        this.init.apply(this, arguments);
};
extend(ColorAxis.prototype, Axis.prototype);
extend(ColorAxis.prototype, {
        defaultColorAxisOptions: {
                lineWidth: 0,
                minPadding: 0,
                maxPadding: 0,
                gridLineWidth: 1,
                tickPixelInterval: 72,
                startOnTick: true,
                endOnTick: true,
                offset: 0,
                marker: {
                        animation: {
                                duration: 50
                        },
                        color: 'gray',
                        width: 0.01
                },
                labels: {
                        overflow: 'justify'
                },
                minColor: '#EFEFFF',
                maxColor: '#003875',
                tickLength: 5
        },
        init: function (chart, userOptions) {
                var horiz = chart.options.legend.layout !== 'vertical',
                        options;

                // Build the options
                options = merge(this.defaultColorAxisOptions, {
                        side: horiz ? 2 : 1,
                        reversed: !horiz
                }, userOptions, {
                        opposite: !horiz,
                        showEmpty: false,
                        title: null,
                        isColor: true
                });

                Axis.prototype.init.call(this, chart, options);

                // Base init() pushes it to the xAxis array, now pop it again
                //chart[this.isXAxis ? 'xAxis' : 'yAxis'].pop();

                // Prepare data classes
                if (userOptions.dataClasses) {
                        this.initDataClasses(userOptions);
                }
                this.initStops(userOptions);

                // Override original axis properties
                this.horiz = horiz;
                this.zoomEnabled = false;
        },

        /*
         * Return an intermediate color between two colors, according to pos where 0
         * is the from color and 1 is the to color. 
         * NOTE: Changes here should be copied
         * to the same function in drilldown.src.js and solid-gauge-src.js.
         */
        tweenColors: function (from, to, pos) {
                // Check for has alpha, because rgba colors perform worse due to lack of
                // support in WebKit.
                var hasAlpha,
                        ret;

                // Unsupported color, return to-color (#3920)
                if (!to.rgba.length || !from.rgba.length) {
                        ret = to.raw || 'none';

                // Interpolate
                } else {
                        from = from.rgba;
                        to = to.rgba;
                        hasAlpha = (to[3] !== 1 || from[3] !== 1);
                        ret = (hasAlpha ? 'rgba(' : 'rgb(') + 
                                Math.round(to[0] + (from[0] - to[0]) * (1 - pos)) + ',' + 
                                Math.round(to[1] + (from[1] - to[1]) * (1 - pos)) + ',' + 
                                Math.round(to[2] + (from[2] - to[2]) * (1 - pos)) + 
                                (hasAlpha ? (',' + (to[3] + (from[3] - to[3]) * (1 - pos))) : '') + ')';
                }
                return ret;
        },

        initDataClasses: function (userOptions) {
                var axis = this,
                        chart = this.chart,
                        dataClasses,
                        colorCounter = 0,
                        options = this.options,
                        len = userOptions.dataClasses.length;
                this.dataClasses = dataClasses = [];
                this.legendItems = [];

                each(userOptions.dataClasses, function (dataClass, i) {
                        var colors;

                        dataClass = merge(dataClass);
                        dataClasses.push(dataClass);
                        if (!dataClass.color) {
                                if (options.dataClassColor === 'category') {
                                        colors = chart.options.colors;
                                        dataClass.color = colors[colorCounter++];
                                        // loop back to zero
                                        if (colorCounter === colors.length) {
                                                colorCounter = 0;
                                        }
                                } else {
                                        dataClass.color = axis.tweenColors(
                                                Color(options.minColor), 
                                                Color(options.maxColor), 
                                                len < 2 ? 0.5 : i / (len - 1) // #3219
                                        );
                                }
                        }
                });
        },

        initStops: function (userOptions) {
                this.stops = userOptions.stops || [
                        [0, this.options.minColor],
                        [1, this.options.maxColor]
                ];
                each(this.stops, function (stop) {
                        stop.color = Color(stop[1]);
                });
        },

        /**
         * Extend the setOptions method to process extreme colors and color
         * stops.
         */
        setOptions: function (userOptions) {
                Axis.prototype.setOptions.call(this, userOptions);

                this.options.crosshair = this.options.marker;
                this.coll = 'colorAxis';
        },

        setAxisSize: function () {
                var symbol = this.legendSymbol,
                        chart = this.chart,
                        x,
                        y,
                        width,
                        height;

                if (symbol) {
                        this.left = x = symbol.attr('x');
                        this.top = y = symbol.attr('y');
                        this.width = width = symbol.attr('width');
                        this.height = height = symbol.attr('height');
                        this.right = chart.chartWidth - x - width;
                        this.bottom = chart.chartHeight - y - height;

                        this.len = this.horiz ? width : height;
                        this.pos = this.horiz ? x : y;
                }
        },

        /** 
         * Translate from a value to a color
         */
        toColor: function (value, point) {
                var pos,
                        stops = this.stops,
                        from,
                        to,
                        color,
                        dataClasses = this.dataClasses,
                        dataClass,
                        i;

                if (dataClasses) {
                        i = dataClasses.length;
                        while (i--) {
                                dataClass = dataClasses[i];
                                from = dataClass.from;
                                to = dataClass.to;
                                if ((from === UNDEFINED || value >= from) && (to === UNDEFINED || value <= to)) {
                                        color = dataClass.color;
                                        if (point) {
                                                point.dataClass = i;
                                        }
                                        break;
                                }       
                        }

                } else {

                        if (this.isLog) {
                                value = this.val2lin(value);
                        }
                        pos = 1 - ((this.max - value) / ((this.max - this.min) || 1));
                        i = stops.length;
                        while (i--) {
                                if (pos > stops[i][0]) {
                                        break;
                                }
                        }
                        from = stops[i] || stops[i + 1];
                        to = stops[i + 1] || from;

                        // The position within the gradient
                        pos = 1 - (to[0] - pos) / ((to[0] - from[0]) || 1);

                        color = this.tweenColors(
                                from.color, 
                                to.color,
                                pos
                        );
                }
                return color;
        },

        /**
         * Override the getOffset method to add the whole axis groups inside the legend.
         */
        getOffset: function () {
                var group = this.legendGroup,
                        sideOffset = this.chart.axisOffset[this.side];
                
                if (group) {

                        // Hook for the getOffset method to add groups to this parent group
                        this.axisParent = group;

                        // Call the base
                        Axis.prototype.getOffset.call(this);

                        // First time only
                        if (!this.added) {

                                this.added = true;

                                this.labelLeft = 0;
                                this.labelRight = this.width;
                        }
                        // Reset it to avoid color axis reserving space
                        this.chart.axisOffset[this.side] = sideOffset;
                }
        },

        /**
         * Create the color gradient
         */
        setLegendColor: function () {
                var grad,
                        horiz = this.horiz,
                        options = this.options,
                        reversed = this.reversed;

                grad = horiz ? [+reversed, 0, +!reversed, 0] : [0, +!reversed, 0, +reversed]; // #3190
                this.legendColor = {
                        linearGradient: { x1: grad[0], y1: grad[1], x2: grad[2], y2: grad[3] },
                        stops: options.stops || [
                                [0, options.minColor],
                                [1, options.maxColor]
                        ]
                };
        },

        /**
         * The color axis appears inside the legend and has its own legend symbol
         */
        drawLegendSymbol: function (legend, item) {
                var padding = legend.padding,
                        legendOptions = legend.options,
                        horiz = this.horiz,
                        box,
                        width = pick(legendOptions.symbolWidth, horiz ? 200 : 12),
                        height = pick(legendOptions.symbolHeight, horiz ? 12 : 200),
                        labelPadding = pick(legendOptions.labelPadding, horiz ? 16 : 30),
                        itemDistance = pick(legendOptions.itemDistance, 10);

                this.setLegendColor();

                // Create the gradient
                item.legendSymbol = this.chart.renderer.rect(
                        0,
                        legend.baseline - 11,
                        width,
                        height
                ).attr({
                        zIndex: 1
                }).add(item.legendGroup);
                box = item.legendSymbol.getBBox();

                // Set how much space this legend item takes up
                this.legendItemWidth = width + padding + (horiz ? itemDistance : labelPadding);
                this.legendItemHeight = height + padding + (horiz ? labelPadding : 0);
        },
        /**
         * Fool the legend
         */
        setState: noop,
        visible: true,
        setVisible: noop,
        getSeriesExtremes: function () {
                var series;
                if (this.series.length) {
                        series = this.series[0];
                        this.dataMin = series.valueMin;
                        this.dataMax = series.valueMax;
                }
        },
        drawCrosshair: function (e, point) {
                var plotX = point && point.plotX,
                        plotY = point && point.plotY,
                        crossPos,
                        axisPos = this.pos,
                        axisLen = this.len;
                
                if (point) {
                        crossPos = this.toPixels(point[point.series.colorKey]);
                        if (crossPos < axisPos) {
                                crossPos = axisPos - 2;
                        } else if (crossPos > axisPos + axisLen) {
                                crossPos = axisPos + axisLen + 2;
                        }
                        
                        point.plotX = crossPos;
                        point.plotY = this.len - crossPos;
                        Axis.prototype.drawCrosshair.call(this, e, point);
                        point.plotX = plotX;
                        point.plotY = plotY;
                        
                        if (this.cross) {
                                this.cross
                                        .attr({
                                                fill: this.crosshair.color
                                        })
                                        .add(this.legendGroup);
                        }
                }
        },
        getPlotLinePath: function (a, b, c, d, pos) {
                if (typeof pos === 'number') { // crosshairs only // #3969 pos can be 0 !!
                        return this.horiz ? 
                                ['M', pos - 4, this.top - 6, 'L', pos + 4, this.top - 6, pos, this.top, 'Z'] : 
                                ['M', this.left, pos, 'L', this.left - 6, pos + 6, this.left - 6, pos - 6, 'Z'];
                } else {
                        return Axis.prototype.getPlotLinePath.call(this, a, b, c, d);
                }
        },

        update: function (newOptions, redraw) {
                var chart = this.chart,
                        legend = chart.legend;

                each(this.series, function (series) {
                        series.isDirtyData = true; // Needed for Axis.update when choropleth colors change
                });

                // When updating data classes, destroy old items and make sure new ones are created (#3207)
                if (newOptions.dataClasses && legend.allItems) {
                        each(legend.allItems, function (item) {
                                if (item.isDataClass) {
                                        item.legendGroup.destroy();
                                }
                        });                     
                        chart.isDirtyLegend = true;
                }

                // Keep the options structure updated for export. Unlike xAxis and yAxis, the colorAxis is 
                // not an array. (#3207)
                chart.options[this.coll] = merge(this.userOptions, newOptions);

                Axis.prototype.update.call(this, newOptions, redraw);
                if (this.legendItem) {
                        this.setLegendColor();
                        legend.colorizeItem(this, true);
                }
        },

        /**
         * Get the legend item symbols for data classes
         */
        getDataClassLegendSymbols: function () {
                var axis = this,
                        chart = this.chart,
                        legendItems = this.legendItems,
                        legendOptions = chart.options.legend,
                        valueDecimals = legendOptions.valueDecimals,
                        valueSuffix = legendOptions.valueSuffix || '',
                        name;

                if (!legendItems.length) {
                        each(this.dataClasses, function (dataClass, i) {
                                var vis = true,
                                        from = dataClass.from,
                                        to = dataClass.to;
                                
                                // Assemble the default name. This can be overridden by legend.options.labelFormatter
                                name = '';
                                if (from === UNDEFINED) {
                                        name = '< ';
                                } else if (to === UNDEFINED) {
                                        name = '> ';
                                }
                                if (from !== UNDEFINED) {
                                        name += Highcharts.numberFormat(from, valueDecimals) + valueSuffix;
                                }
                                if (from !== UNDEFINED && to !== UNDEFINED) {
                                        name += ' - ';
                                }
                                if (to !== UNDEFINED) {
                                        name += Highcharts.numberFormat(to, valueDecimals) + valueSuffix;
                                }
                                
                                // Add a mock object to the legend items
                                legendItems.push(extend({
                                        chart: chart,
                                        name: name,
                                        options: {},
                                        drawLegendSymbol: LegendSymbolMixin.drawRectangle,
                                        visible: true,
                                        setState: noop,
                                        isDataClass: true,
                                        setVisible: function () {
                                                vis = this.visible = !vis;
                                                each(axis.series, function (series) {
                                                        each(series.points, function (point) {
                                                                if (point.dataClass === i) {
                                                                        point.setVisible(vis);
                                                                }
                                                        });
                                                });
                                                
                                                chart.legend.colorizeItem(this, vis);
                                        }
                                }, dataClass));
                        });
                }
                return legendItems;
        },
        name: '' // Prevents 'undefined' in legend in IE8
});

/**
 * Handle animation of the color attributes directly
 */
each(['fill', 'stroke'], function (prop) {
        HighchartsAdapter.addAnimSetter(prop, function (fx) {
                fx.elem.attr(prop, ColorAxis.prototype.tweenColors(Color(fx.start), Color(fx.end), fx.pos));
        });
});

/**
 * Extend the chart getAxes method to also get the color axis
 */
wrap(Chart.prototype, 'getAxes', function (proceed) {

        var options = this.options,
                colorAxisOptions = options.colorAxis;

        proceed.call(this);

        this.colorAxis = [];
        if (colorAxisOptions) {
                proceed = new ColorAxis(this, colorAxisOptions); // Fake assignment for jsLint
        }
});


/**
 * Wrap the legend getAllItems method to add the color axis. This also removes the 
 * axis' own series to prevent them from showing up individually.
 */
wrap(Legend.prototype, 'getAllItems', function (proceed) {
        var allItems = [],
                colorAxis = this.chart.colorAxis[0];

        if (colorAxis) {

                // Data classes
                if (colorAxis.options.dataClasses) {
                        allItems = allItems.concat(colorAxis.getDataClassLegendSymbols());
                // Gradient legend
                } else {
                        // Add this axis on top
                        allItems.push(colorAxis);
                }

                // Don't add the color axis' series
                each(colorAxis.series, function (series) {
                        series.options.showInLegend = false;
                });
        }

        return allItems.concat(proceed.call(this));
});/**
 * Mixin for maps and heatmaps
 */
var colorPointMixin = {
        /**
         * Set the visibility of a single point
         */
        setVisible: function (vis) {
                var point = this,
                        method = vis ? 'show' : 'hide';

                // Show and hide associated elements
                each(['graphic', 'dataLabel'], function (key) {
                        if (point[key]) {
                                point[key][method]();
                        }
                });
        }
};
var colorSeriesMixin = {

        pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
                stroke: 'borderColor',
                'stroke-width': 'borderWidth',
                fill: 'color',
                dashstyle: 'dashStyle'
        },
        pointArrayMap: ['value'],
        axisTypes: ['xAxis', 'yAxis', 'colorAxis'],
        optionalAxis: 'colorAxis',
        trackerGroups: ['group', 'markerGroup', 'dataLabelsGroup'],
        getSymbol: noop,
        parallelArrays: ['x', 'y', 'value'],
        colorKey: 'value',
        
        /**
         * In choropleth maps, the color is a result of the value, so this needs translation too
         */
        translateColors: function () {
                var series = this,
                        nullColor = this.options.nullColor,
                        colorAxis = this.colorAxis,
                        colorKey = this.colorKey;

                each(this.data, function (point) {
                        var value = point[colorKey],
                                color;

                        color = point.options.color || 
                                (value === null ? nullColor : (colorAxis && value !== undefined) ? colorAxis.toColor(value, point) : point.color || series.color);

                        if (color) {
                                point.color = color;
                        }
                });
        }
};
// Add events to the Chart object itself
extend(Chart.prototype, {
        renderMapNavigation: function () {
                var chart = this,
                        options = this.options.mapNavigation,
                        buttons = options.buttons,
                        n,
                        button,
                        buttonOptions,
                        attr,
                        states,
                        stopEvent = function (e) {
                                if (e) {
                                        if (e.preventDefault) {
                                                e.preventDefault();
                                        }
                                        if (e.stopPropagation) {
                                                e.stopPropagation();
                                        }
                                        e.cancelBubble = true;
                                }
                        },
                        outerHandler = function (e) {
                                this.handler.call(chart, e);
                                stopEvent(e); // Stop default click event (#4444)
                        };

                if (pick(options.enableButtons, options.enabled) && !chart.renderer.forExport) {
                        for (n in buttons) {
                                if (buttons.hasOwnProperty(n)) {
                                        buttonOptions = merge(options.buttonOptions, buttons[n]);
                                        attr = buttonOptions.theme;
                                        attr.style = merge(buttonOptions.theme.style, buttonOptions.style); // #3203
                                        states = attr.states;
                                        button = chart.renderer.button(
                                                        buttonOptions.text, 
                                                        0, 
                                                        0, 
                                                        outerHandler, 
                                                        attr, 
                                                        states && states.hover,
                                                        states && states.select, 
                                                        0, 
                                                        n === 'zoomIn' ? 'topbutton' : 'bottombutton'
                                                )
                                                .attr({
                                                        width: buttonOptions.width,
                                                        height: buttonOptions.height,
                                                        title: chart.options.lang[n],
                                                        zIndex: 5
                                                })                                      
                                                .add();
                                        button.handler = buttonOptions.onclick;
                                        button.align(extend(buttonOptions, { width: button.width, height: 2 * button.height }), null, buttonOptions.alignTo);
                                        addEvent(button.element, 'dblclick', stopEvent); // Stop double click event (#4444)
                                }
                        }
                }
        },

        /**
         * Fit an inner box to an outer. If the inner box overflows left or right, align it to the sides of the
         * outer. If it overflows both sides, fit it within the outer. This is a pattern that occurs more places
         * in Highcharts, perhaps it should be elevated to a common utility function.
         */
        fitToBox: function (inner, outer) {
                each([['x', 'width'], ['y', 'height']], function (dim) {
                        var pos = dim[0],
                                size = dim[1];

                        if (inner[pos] + inner[size] > outer[pos] + outer[size]) { // right overflow
                                if (inner[size] > outer[size]) { // the general size is greater, fit fully to outer
                                        inner[size] = outer[size];
                                        inner[pos] = outer[pos];
                                } else { // align right
                                        inner[pos] = outer[pos] + outer[size] - inner[size];
                                }
                        }
                        if (inner[size] > outer[size]) {
                                inner[size] = outer[size];
                        }
                        if (inner[pos] < outer[pos]) {
                                inner[pos] = outer[pos];
                        }
                });
                

                return inner;
        },

        /**
         * Zoom the map in or out by a certain amount. Less than 1 zooms in, greater than 1 zooms out.
         */
        mapZoom: function (howMuch, centerXArg, centerYArg, mouseX, mouseY) {
                /*if (this.isMapZooming) {
                        this.mapZoomQueue = arguments;
                        return;
                }*/

                var chart = this,
                        xAxis = chart.xAxis[0],
                        xRange = xAxis.max - xAxis.min,
                        centerX = pick(centerXArg, xAxis.min + xRange / 2),
                        newXRange = xRange * howMuch,
                        yAxis = chart.yAxis[0],
                        yRange = yAxis.max - yAxis.min,
                        centerY = pick(centerYArg, yAxis.min + yRange / 2),
                        newYRange = yRange * howMuch,
                        fixToX = mouseX ? ((mouseX - xAxis.pos) / xAxis.len) : 0.5,
                        fixToY = mouseY ? ((mouseY - yAxis.pos) / yAxis.len) : 0.5,
                        newXMin = centerX - newXRange * fixToX,
                        newYMin = centerY - newYRange * fixToY,
                        newExt = chart.fitToBox({
                                x: newXMin,
                                y: newYMin,
                                width: newXRange,
                                height: newYRange
                        }, {
                                x: xAxis.dataMin,
                                y: yAxis.dataMin,
                                width: xAxis.dataMax - xAxis.dataMin,
                                height: yAxis.dataMax - yAxis.dataMin
                        });

                // When mousewheel zooming, fix the point under the mouse
                if (mouseX) {
                        xAxis.fixTo = [mouseX - xAxis.pos, centerXArg];
                }
                if (mouseY) {
                        yAxis.fixTo = [mouseY - yAxis.pos, centerYArg];
                }

                // Zoom
                if (howMuch !== undefined) {
                        xAxis.setExtremes(newExt.x, newExt.x + newExt.width, false);
                        yAxis.setExtremes(newExt.y, newExt.y + newExt.height, false);

                // Reset zoom
                } else {
                        xAxis.setExtremes(undefined, undefined, false);
                        yAxis.setExtremes(undefined, undefined, false);
                }
                
                // Prevent zooming until this one is finished animating
                /*chart.holdMapZoom = true;
                setTimeout(function () {
                        chart.holdMapZoom = false;
                }, 200);*/
                /*delay = animation ? animation.duration || 500 : 0;
                if (delay) {
                        chart.isMapZooming = true;
                        setTimeout(function () {
                                chart.isMapZooming = false;
                                if (chart.mapZoomQueue) {
                                        chart.mapZoom.apply(chart, chart.mapZoomQueue);
                                }
                                chart.mapZoomQueue = null;
                        }, delay);
                }*/

                chart.redraw();
        }
});

/**
 * Extend the Chart.render method to add zooming and panning
 */
wrap(Chart.prototype, 'render', function (proceed) {
        var chart = this,
                mapNavigation = chart.options.mapNavigation;

        // Render the plus and minus buttons. Doing this before the shapes makes getBBox much quicker, at least in Chrome.
        chart.renderMapNavigation();

        proceed.call(chart);

        // Add the double click event
        if (pick(mapNavigation.enableDoubleClickZoom, mapNavigation.enabled) || mapNavigation.enableDoubleClickZoomTo) {
                addEvent(chart.container, 'dblclick', function (e) {
                        chart.pointer.onContainerDblClick(e);
                });
        }

        // Add the mousewheel event
        if (pick(mapNavigation.enableMouseWheelZoom, mapNavigation.enabled)) {
                addEvent(chart.container, document.onmousewheel === undefined ? 'DOMMouseScroll' : 'mousewheel', function (e) {
                        chart.pointer.onContainerMouseWheel(e);
                        return false;
                });
        }
});

// Extend the Pointer
extend(Pointer.prototype, {

        /**
         * The event handler for the doubleclick event
         */
        onContainerDblClick: function (e) {
                var chart = this.chart;

                e = this.normalize(e);

                if (chart.options.mapNavigation.enableDoubleClickZoomTo) {
                        if (chart.pointer.inClass(e.target, 'highcharts-tracker')) {
                                chart.hoverPoint.zoomTo();
                        }
                } else if (chart.isInsidePlot(e.chartX - chart.plotLeft, e.chartY - chart.plotTop)) {
                        chart.mapZoom(
                                0.5,
                                chart.xAxis[0].toValue(e.chartX),
                                chart.yAxis[0].toValue(e.chartY),
                                e.chartX, 
                                e.chartY
                        );
                }
        },

        /**
         * The event handler for the mouse scroll event
         */
        onContainerMouseWheel: function (e) {
                var chart = this.chart,
                        delta;

                e = this.normalize(e);

                // Firefox uses e.detail, WebKit and IE uses wheelDelta
                delta = e.detail || -(e.wheelDelta / 120);
                if (chart.isInsidePlot(e.chartX - chart.plotLeft, e.chartY - chart.plotTop)) {
                        chart.mapZoom(
                                //delta > 0 ? 2 : 0.5,
                                Math.pow(2, delta),
                                chart.xAxis[0].toValue(e.chartX),
                                chart.yAxis[0].toValue(e.chartY),
                                e.chartX,
                                e.chartY
                        );
                }
        }
});

// Implement the pinchType option
wrap(Pointer.prototype, 'init', function (proceed, chart, options) {

        proceed.call(this, chart, options);

        // Pinch status
        if (pick(options.mapNavigation.enableTouchZoom, options.mapNavigation.enabled)) {
                this.pinchX = this.pinchHor = this.pinchY = this.pinchVert = this.hasZoom = true;
        }
});

// Extend the pinchTranslate method to preserve fixed ratio when zooming
wrap(Pointer.prototype, 'pinchTranslate', function (proceed, pinchDown, touches, transform, selectionMarker, clip, lastValidTouch) {
        var xBigger;
        proceed.call(this, pinchDown, touches, transform, selectionMarker, clip, lastValidTouch);

        // Keep ratio
        if (this.chart.options.chart.type === 'map' && this.hasZoom) {
                xBigger = transform.scaleX > transform.scaleY;
                this.pinchTranslateDirection(
                        !xBigger, 
                        pinchDown, 
                        touches, 
                        transform, 
                        selectionMarker, 
                        clip, 
                        lastValidTouch, 
                        xBigger ? transform.scaleX : transform.scaleY
                );
        }
});


// The vector-effect attribute is not supported in IE <= 11 (at least), so we need 
// diffent logic (#3218)
var supportsVectorEffect = document.documentElement.style.vectorEffect !== undefined;

/**
 * Extend the default options with map options
 */
defaultPlotOptions.map = merge(defaultPlotOptions.scatter, {
        allAreas: true,

        animation: false, // makes the complex shapes slow
        nullColor: '#F8F8F8',
        borderColor: 'silver',
        borderWidth: 1,
        marker: null,
        stickyTracking: false,
        dataLabels: {
                formatter: function () { // #2945
                        return this.point.value;
                },
                inside: true, // for the color
                verticalAlign: 'middle',
                crop: false,
                overflow: false,
                padding: 0
        },
        turboThreshold: 0,
        tooltip: {
                followPointer: true,
                pointFormat: '{point.name}: {point.value}<br/>'
        },
        states: {
                normal: {
                        animation: true
                },
                hover: {
                        brightness: 0.2,
                        halo: null
                }
        }
});

/**
 * The MapAreaPoint object
 */
var MapAreaPoint = extendClass(Point, extend({
        /**
         * Extend the Point object to split paths
         */
        applyOptions: function (options, x) {

                var point = Point.prototype.applyOptions.call(this, options, x),
                        series = this.series,
                        joinBy = series.joinBy,
                        mapPoint;

                if (series.mapData) {
                        mapPoint = point[joinBy[1]] !== undefined && series.mapMap[point[joinBy[1]]];
                        if (mapPoint) {
                                // This applies only to bubbles
                                if (series.xyFromShape) {
                                        point.x = mapPoint._midX;
                                        point.y = mapPoint._midY;
                                }
                                extend(point, mapPoint); // copy over properties
                        } else {
                                point.value = point.value || null;
                        }
                }
                
                return point;
        },

        /**
         * Stop the fade-out 
         */
        onMouseOver: function (e) {
                clearTimeout(this.colorInterval);
                if (this.value !== null) {
                        Point.prototype.onMouseOver.call(this, e);
                } else { //#3401 Tooltip doesn't hide when hovering over null points
                        this.series.onMouseOut(e);
                }
        },
        /**
         * Custom animation for tweening out the colors. Animation reduces blinking when hovering
         * over islands and coast lines. We run a custom implementation of animation becuase we
         * need to be able to run this independently from other animations like zoom redraw. Also,
         * adding color animation to the adapters would introduce almost the same amount of code.
         */
        onMouseOut: function () {
                var point = this,
                        start = +new Date(),
                        normalColor = Color(point.color),
                        hoverColor = Color(point.pointAttr.hover.fill),
                        animation = point.series.options.states.normal.animation,
                        duration = animation && (animation.duration || 500),
                        fill;

                if (duration && normalColor.rgba.length === 4 && hoverColor.rgba.length === 4 && point.state !== 'select') {
                        fill = point.pointAttr[''].fill;
                        delete point.pointAttr[''].fill; // avoid resetting it in Point.setState

                        clearTimeout(point.colorInterval);
                        point.colorInterval = setInterval(function () {
                                var pos = (new Date() - start) / duration,
                                        graphic = point.graphic;
                                if (pos > 1) {
                                        pos = 1;
                                }
                                if (graphic) {
                                        graphic.attr('fill', ColorAxis.prototype.tweenColors.call(0, hoverColor, normalColor, pos));
                                }
                                if (pos >= 1) {
                                        clearTimeout(point.colorInterval);
                                }
                        }, 13);
                }
                Point.prototype.onMouseOut.call(point);

                if (fill) {
                        point.pointAttr[''].fill = fill;
                }
        },

        /**
         * Zoom the chart to view a specific area point
         */
        zoomTo: function () {
                var point = this,
                        series = point.series;

                series.xAxis.setExtremes(
                        point._minX,
                        point._maxX,
                        false
                );
                series.yAxis.setExtremes(
                        point._minY,
                        point._maxY,
                        false
                );
                series.chart.redraw();
        }
}, colorPointMixin)
);

/**
 * Add the series type
 */
seriesTypes.map = extendClass(seriesTypes.scatter, merge(colorSeriesMixin, {
        type: 'map',
        pointClass: MapAreaPoint,
        supportsDrilldown: true,
        getExtremesFromAll: true,
        useMapGeometry: true, // get axis extremes from paths, not values
        forceDL: true,
        searchPoint: noop,
        directTouch: true, // When tooltip is not shared, this series (and derivatives) requires direct touch/hover. KD-tree does not apply.
        preserveAspectRatio: true, // X axis and Y axis must have same translation slope
        /**
         * Get the bounding box of all paths in the map combined.
         */
        getBox: function (paths) {
                var MAX_VALUE = Number.MAX_VALUE,
                        maxX = -MAX_VALUE, 
                        minX =  MAX_VALUE, 
                        maxY = -MAX_VALUE, 
                        minY =  MAX_VALUE,
                        minRange = MAX_VALUE,
                        xAxis = this.xAxis,
                        yAxis = this.yAxis,
                        hasBox;
                
                // Find the bounding box
                each(paths || [], function (point) {

                        if (point.path) {
                                if (typeof point.path === 'string') {
                                        point.path = Highcharts.splitPath(point.path);
                                }

                                var path = point.path || [],
                                        i = path.length,
                                        even = false, // while loop reads from the end
                                        pointMaxX = -MAX_VALUE, 
                                        pointMinX =  MAX_VALUE, 
                                        pointMaxY = -MAX_VALUE, 
                                        pointMinY =  MAX_VALUE,
                                        properties = point.properties;

                                // The first time a map point is used, analyze its box
                                if (!point._foundBox) {
                                        while (i--) {
                                                if (typeof path[i] === 'number' && !isNaN(path[i])) {
                                                        if (even) { // even = x
                                                                pointMaxX = Math.max(pointMaxX, path[i]);
                                                                pointMinX = Math.min(pointMinX, path[i]);
                                                        } else { // odd = Y
                                                                pointMaxY = Math.max(pointMaxY, path[i]);
                                                                pointMinY = Math.min(pointMinY, path[i]);
                                                        }
                                                        even = !even;
                                                }
                                        }
                                        // Cache point bounding box for use to position data labels, bubbles etc
                                        point._midX = pointMinX + (pointMaxX - pointMinX) * 
                                                (point.middleX || (properties && properties['hc-middle-x']) || 0.5); // pick is slower and very marginally needed
                                        point._midY = pointMinY + (pointMaxY - pointMinY) * 
                                                (point.middleY || (properties && properties['hc-middle-y']) || 0.5);
                                        point._maxX = pointMaxX;
                                        point._minX = pointMinX;
                                        point._maxY = pointMaxY;
                                        point._minY = pointMinY;
                                        point.labelrank = pick(point.labelrank, (pointMaxX - pointMinX) * (pointMaxY - pointMinY));
                                        point._foundBox = true;
                                }

                                maxX = Math.max(maxX, point._maxX);
                                minX = Math.min(minX, point._minX);
                                maxY = Math.max(maxY, point._maxY);
                                minY = Math.min(minY, point._minY);
                                minRange = Math.min(point._maxX - point._minX, point._maxY - point._minY, minRange);
                                hasBox = true;
                        }
                });

                // Set the box for the whole series
                if (hasBox) {
                        this.minY = Math.min(minY, pick(this.minY, MAX_VALUE));
                        this.maxY = Math.max(maxY, pick(this.maxY, -MAX_VALUE));
                        this.minX = Math.min(minX, pick(this.minX, MAX_VALUE));
                        this.maxX = Math.max(maxX, pick(this.maxX, -MAX_VALUE));

                        // If no minRange option is set, set the default minimum zooming range to 5 times the 
                        // size of the smallest element
                        if (xAxis && xAxis.options.minRange === undefined) {
                                xAxis.minRange = Math.min(5 * minRange, (this.maxX - this.minX) / 5, xAxis.minRange || MAX_VALUE);
                        }
                        if (yAxis && yAxis.options.minRange === undefined) {
                                yAxis.minRange = Math.min(5 * minRange, (this.maxY - this.minY) / 5, yAxis.minRange || MAX_VALUE);
                        }
                }
        },
        
        getExtremes: function () {
                // Get the actual value extremes for colors
                Series.prototype.getExtremes.call(this, this.valueData);

                // Recalculate box on updated data
                if (this.chart.hasRendered && this.isDirtyData) {
                        this.getBox(this.options.data);
                }

                this.valueMin = this.dataMin;
                this.valueMax = this.dataMax;

                // Extremes for the mock Y axis
                this.dataMin = this.minY;
                this.dataMax = this.maxY;
        },
        
        /**
         * Translate the path so that it automatically fits into the plot area box
         * @param {Object} path
         */
        translatePath: function (path) {
                
                var series = this,
                        even = false, // while loop reads from the end
                        xAxis = series.xAxis,
                        yAxis = series.yAxis,
                        xMin = xAxis.min,
                        xTransA = xAxis.transA,
                        xMinPixelPadding = xAxis.minPixelPadding,
                        yMin = yAxis.min,
                        yTransA = yAxis.transA,
                        yMinPixelPadding = yAxis.minPixelPadding,
                        i,
                        ret = []; // Preserve the original

                // Do the translation
                if (path) {
                        i = path.length;
                        while (i--) {
                                if (typeof path[i] === 'number') {
                                        ret[i] = even ? 
                                                (path[i] - xMin) * xTransA + xMinPixelPadding :
                                                (path[i] - yMin) * yTransA + yMinPixelPadding;
                                        even = !even;
                                } else {
                                        ret[i] = path[i];
                                }
                        }
                }

                return ret;
        },
        
        /**
         * Extend setData to join in mapData. If the allAreas option is true, all areas 
         * from the mapData are used, and those that don't correspond to a data value
         * are given null values.
         */
        setData: function (data, redraw) {
                var options = this.options,
                        mapData = options.mapData,
                        joinBy = options.joinBy,
                        joinByNull = joinBy === null,
                        dataUsed = [],
                        mapPoint,
                        transform,
                        mapTransforms,
                        props,
                        i;

                if (joinByNull) {
                        joinBy = '_i';
                }
                joinBy = this.joinBy = Highcharts.splat(joinBy);
                if (!joinBy[1]) {
                        joinBy[1] = joinBy[0];
                }

                // Pick up numeric values, add index
                if (data) {
                        each(data, function (val, i) {
                                if (typeof val === 'number') {
                                        data[i] = {
                                                value: val
                                        };
                                }
                                if (joinByNull) {
                                        data[i]._i = i;
                                }
                        });
                }

                this.getBox(data);
                if (mapData) {
                        if (mapData.type === 'FeatureCollection') {
                                if (mapData['hc-transform']) {
                                        this.chart.mapTransforms = mapTransforms = mapData['hc-transform'];
                                        // Cache cos/sin of transform rotation angle
                                        for (transform in mapTransforms) {
                                                if (mapTransforms.hasOwnProperty(transform) && transform.rotation) {                                                    
                                                        transform.cosAngle = Math.cos(transform.rotation);
                                                        transform.sinAngle = Math.sin(transform.rotation);                                                      
                                                }
                                        }
                                }
                                mapData = Highcharts.geojson(mapData, this.type, this);
                        }

                        this.getBox(mapData);
                        this.mapData = mapData;
                        this.mapMap = {};
                        
                        for (i = 0; i < mapData.length; i++) {
                                mapPoint = mapData[i];
                                props = mapPoint.properties;

                                mapPoint._i = i;
                                // Copy the property over to root for faster access
                                if (joinBy[0] && props && props[joinBy[0]]) {
                                        mapPoint[joinBy[0]] = props[joinBy[0]];
                                }
                                this.mapMap[mapPoint[joinBy[0]]] = mapPoint;
                        }

                        if (options.allAreas) {

                                data = data || [];

                                // Registered the point codes that actually hold data
                                if (joinBy[1]) {
                                        each(data, function (point) {
                                                dataUsed.push(point[joinBy[1]]);
                                        });
                                }

                                // Add those map points that don't correspond to data, which will be drawn as null points
                                dataUsed = '|' + dataUsed.join('|') + '|'; // String search is faster than array.indexOf 

                                each(mapData, function (mapPoint) {
                                        if (!joinBy[0] || dataUsed.indexOf('|' + mapPoint[joinBy[0]] + '|') === -1) {
                                                data.push(merge(mapPoint, { value: null }));
                                        }
                                });
                        }
                }
                Series.prototype.setData.call(this, data, redraw);
        },

        
        /**
         * No graph for the map series
         */
        drawGraph: noop,
        
        /**
         * We need the points' bounding boxes in order to draw the data labels, so 
         * we skip it now and call it from drawPoints instead.
         */
        drawDataLabels: noop,

        /**
         * Allow a quick redraw by just translating the area group. Used for zooming and panning
         * in capable browsers.
         */
        doFullTranslate: function () {
                return this.isDirtyData || this.chart.isResizing || this.chart.renderer.isVML || !this.baseTrans;
        },
        
        /**
         * Add the path option for data points. Find the max value for color calculation.
         */
        translate: function () {
                var series = this,
                        xAxis = series.xAxis,
                        yAxis = series.yAxis,
                        doFullTranslate = series.doFullTranslate();

                series.generatePoints();
                
                each(series.data, function (point) {
                
                        // Record the middle point (loosely based on centroid), determined
                        // by the middleX and middleY options.
                        point.plotX = xAxis.toPixels(point._midX, true);
                        point.plotY = yAxis.toPixels(point._midY, true);

                        if (doFullTranslate) {
                
                                point.shapeType = 'path';
                                point.shapeArgs = {
                                        d: series.translatePath(point.path)
                                };
                                if (supportsVectorEffect) {
                                        point.shapeArgs['vector-effect'] = 'non-scaling-stroke';
                                }
                        }
                });
                
                series.translateColors();
        },
        
        /** 
         * Use the drawPoints method of column, that is able to handle simple shapeArgs.
         * Extend it by assigning the tooltip position.
         */
        drawPoints: function () {
                var series = this,
                        xAxis = series.xAxis,
                        yAxis = series.yAxis,
                        group = series.group,
                        chart = series.chart,
                        renderer = chart.renderer,
                        scaleX,
                        scaleY,
                        translateX,
                        translateY,
                        baseTrans = this.baseTrans;

                // Set a group that handles transform during zooming and panning in order to preserve clipping
                // on series.group
                if (!series.transformGroup) {
                        series.transformGroup = renderer.g()
                                .attr({
                                        scaleX: 1,
                                        scaleY: 1
                                })
                                .add(group);
                        series.transformGroup.survive = true;
                }
                
                // Draw the shapes again
                if (series.doFullTranslate()) {

                        // Individual point actions     
                        if (chart.hasRendered && series.pointAttrToOptions.fill === 'color') {
                                each(series.points, function (point) {

                                        // Reset color on update/redraw
                                        if (point.shapeArgs) {
                                                point.shapeArgs.fill = point.pointAttr[pick(point.state, '')].fill; // #3529
                                        }
                                });
                        }

                        // If vector-effect is not supported, we set the stroke-width on the group element
                        // and let all point graphics inherit. That way we don't have to iterate over all 
                        // points to update the stroke-width on zooming.
                        if (!supportsVectorEffect) {
                                each(series.points, function (point) {
                                        var attr = point.pointAttr[''];
                                        if (attr['stroke-width'] === series.pointAttr['']['stroke-width']) {
                                                attr['stroke-width'] = 'inherit';
                                        }
                                });
                        }

                        // Draw them in transformGroup
                        series.group = series.transformGroup;
                        seriesTypes.column.prototype.drawPoints.apply(series);
                        series.group = group; // Reset

                        // Add class names
                        each(series.points, function (point) {
                                if (point.graphic) {
                                        if (point.name) {
                                                point.graphic.addClass('highcharts-name-' + point.name.replace(' ', '-').toLowerCase());
                                        }
                                        if (point.properties && point.properties['hc-key']) {
                                                point.graphic.addClass('highcharts-key-' + point.properties['hc-key'].toLowerCase());
                                        }

                                        if (!supportsVectorEffect) {
                                                point.graphic['stroke-widthSetter'] = noop;
                                        }
                                }
                        });

                        // Set the base for later scale-zooming. The originX and originY properties are the 
                        // axis values in the plot area's upper left corner.
                        this.baseTrans = {
                                originX: xAxis.min - xAxis.minPixelPadding / xAxis.transA,
                                originY: yAxis.min - yAxis.minPixelPadding / yAxis.transA + (yAxis.reversed ? 0 : yAxis.len / yAxis.transA), 
                                transAX: xAxis.transA,
                                transAY: yAxis.transA
                        };

                        // Reset transformation in case we're doing a full translate (#3789)
                        this.transformGroup.animate({
                                translateX: 0,
                                translateY: 0,
                                scaleX: 1,
                                scaleY: 1
                        });

                // Just update the scale and transform for better performance
                } else {
                        scaleX = xAxis.transA / baseTrans.transAX;
                        scaleY = yAxis.transA / baseTrans.transAY;
                        translateX = xAxis.toPixels(baseTrans.originX, true);
                        translateY = yAxis.toPixels(baseTrans.originY, true);

                        // Handle rounding errors in normal view (#3789)
                        if (scaleX > 0.99 && scaleX < 1.01 && scaleY > 0.99 && scaleY < 1.01) {
                                scaleX = 1;
                                scaleY = 1;
                                translateX = Math.round(translateX);
                                translateY = Math.round(translateY);
                        }

                        this.transformGroup.animate({
                                translateX: translateX,
                                translateY: translateY,
                                scaleX: scaleX,
                                scaleY: scaleY
                        });

                }

                // Set the stroke-width directly on the group element so the children inherit it. We need to use 
                // setAttribute directly, because the stroke-widthSetter method expects a stroke color also to be 
                // set.
                if (!supportsVectorEffect) {
                        series.group.element.setAttribute('stroke-width', series.options.borderWidth / (scaleX || 1));
                }

                this.drawMapDataLabels();
                
                
        },

        /**
         * Draw the data labels. Special for maps is the time that the data labels are drawn (after points),
         * and the clipping of the dataLabelsGroup.
         */             
        drawMapDataLabels: function () {

                Series.prototype.drawDataLabels.call(this);
                if (this.dataLabelsGroup) {
                        this.dataLabelsGroup.clip(this.chart.clipRect);
                }
        },

        /**
         * Override render to throw in an async call in IE8. Otherwise it chokes on the US counties demo.
         */
        render: function () {
                var series = this,
                        render = Series.prototype.render;

                // Give IE8 some time to breathe.
                if (series.chart.renderer.isVML && series.data.length > 3000) {
                        setTimeout(function () {
                                render.call(series);
                        });
                } else {
                        render.call(series);
                }
        },

        /**
         * The initial animation for the map series. By default, animation is disabled. 
         * Animation of map shapes is not at all supported in VML browsers.
         */
        animate: function (init) {
                var chart = this.chart,
                        animation = this.options.animation,
                        group = this.group,
                        xAxis = this.xAxis,
                        yAxis = this.yAxis,
                        left = xAxis.pos,
                        top = yAxis.pos;

                if (chart.renderer.isSVG) {

                        if (animation === true) {
                                animation = {
                                        duration: 1000
                                };
                        }

                        // Initialize the animation
                        if (init) {
                        
                                // Scale down the group and place it in the center
                                group.attr({
                                        translateX: left + xAxis.len / 2,
                                        translateY: top + yAxis.len / 2,
                                        scaleX: 0.001, // #1499
                                        scaleY: 0.001
                                });
                        
                        // Run the animation
                        } else {
                                group.animate({
                                        translateX: left,
                                        translateY: top,
                                        scaleX: 1,
                                        scaleY: 1
                                }, animation);
                        
                                // Delete this function to allow it only once
                                this.animate = null;
                        }
                }
        },

        /**
         * Animate in the new series from the clicked point in the old series.
         * Depends on the drilldown.js module
         */
        animateDrilldown: function (init) {
                var toBox = this.chart.plotBox,
                        level = this.chart.drilldownLevels[this.chart.drilldownLevels.length - 1],
                        fromBox = level.bBox,
                        animationOptions = this.chart.options.drilldown.animation,
                        scale;
                        
                if (!init) {

                        scale = Math.min(fromBox.width / toBox.width, fromBox.height / toBox.height);
                        level.shapeArgs = {
                                scaleX: scale,
                                scaleY: scale,
                                translateX: fromBox.x,
                                translateY: fromBox.y
                        };
                        
                        // TODO: Animate this.group instead
                        each(this.points, function (point) {
                                if (point.graphic) {
                                        point.graphic
                                                .attr(level.shapeArgs)
                                                .animate({
                                                        scaleX: 1,
                                                        scaleY: 1,
                                                        translateX: 0,
                                                        translateY: 0
                                                }, animationOptions);
                                }
                        });

                        this.animate = null;
                }
                
        },

        drawLegendSymbol: LegendSymbolMixin.drawRectangle,

        /**
         * When drilling up, pull out the individual point graphics from the lower series
         * and animate them into the origin point in the upper series.
         */
        animateDrillupFrom: function (level) {
                seriesTypes.column.prototype.animateDrillupFrom.call(this, level);
        },


        /**
         * When drilling up, keep the upper series invisible until the lower series has
         * moved into place
         */
        animateDrillupTo: function (init) {
                seriesTypes.column.prototype.animateDrillupTo.call(this, init);
        }
}));


// The mapline series type
defaultPlotOptions.mapline = merge(defaultPlotOptions.map, {
        lineWidth: 1,
        fillColor: 'none'
});
seriesTypes.mapline = extendClass(seriesTypes.map, {
        type: 'mapline',
        pointAttrToOptions: { // mapping between SVG attributes and the corresponding options
                stroke: 'color',
                'stroke-width': 'lineWidth',
                fill: 'fillColor',
                dashstyle: 'dashStyle'
        },
        drawLegendSymbol: seriesTypes.line.prototype.drawLegendSymbol
});

// The mappoint series type
defaultPlotOptions.mappoint = merge(defaultPlotOptions.scatter, {
        dataLabels: {
                enabled: true,
                formatter: function () { // #2945
                        return this.point.name; 
                },
                crop: false,
                defer: false,
                overflow: false,
                style: {
                        color: '#000000'
                }
        }
});
seriesTypes.mappoint = extendClass(seriesTypes.scatter, {
        type: 'mappoint',
        forceDL: true,
        pointClass: extendClass(Point, {
                applyOptions: function (options, x) {
                        var point = Point.prototype.applyOptions.call(this, options, x);
                        if (options.lat !== undefined && options.lon !== undefined) {
                                point = extend(point, this.series.chart.fromLatLonToPoint(point));
                        }
                        return point;
                }
        })
});

// The mapbubble series type
if (seriesTypes.bubble) {

        defaultPlotOptions.mapbubble = merge(defaultPlotOptions.bubble, {
                animationLimit: 500,
                tooltip: {
                        pointFormat: '{point.name}: {point.z}'
                }
        });
        seriesTypes.mapbubble = extendClass(seriesTypes.bubble, {
                pointClass: extendClass(Point, {
                        applyOptions: function (options, x) {
                                var point;
                                if (options && options.lat !== undefined && options.lon !== undefined) {
                                        point = Point.prototype.applyOptions.call(this, options, x);
                                        point = extend(point, this.series.chart.fromLatLonToPoint(point));
                                } else {
                                        point = MapAreaPoint.prototype.applyOptions.call(this, options, x);
                                }
                                return point;
                        },
                        ttBelow: false
                }),
                xyFromShape: true,
                type: 'mapbubble',
                pointArrayMap: ['z'], // If one single value is passed, it is interpreted as z
                /**
                 * Return the map area identified by the dataJoinBy option
                 */
                getMapData: seriesTypes.map.prototype.getMapData,
                getBox: seriesTypes.map.prototype.getBox,
                setData: seriesTypes.map.prototype.setData
        });
}

/**
 * Extend the default options with map options
 */
defaultOptions.plotOptions.heatmap = merge(defaultOptions.plotOptions.scatter, {
        animation: false,
        borderWidth: 0,
        nullColor: '#F8F8F8',
        dataLabels: {
                formatter: function () { // #2945
                        return this.point.value;
                },
                inside: true,
                verticalAlign: 'middle',
                crop: false,
                overflow: false,
                padding: 0 // #3837
        },
        marker: null,
        pointRange: null, // dynamically set to colsize by default
        tooltip: {
                pointFormat: '{point.x}, {point.y}: {point.value}<br/>'
        },
        states: {
                normal: {
                        animation: true
                },
                hover: {
                        halo: false,  // #3406, halo is not required on heatmaps
                        brightness: 0.2
                }
        }
});

// The Heatmap series type
seriesTypes.heatmap = extendClass(seriesTypes.scatter, merge(colorSeriesMixin, {
        type: 'heatmap',
        pointArrayMap: ['y', 'value'],
        hasPointSpecificOptions: true,
        pointClass: extendClass(Point, colorPointMixin),
        supportsDrilldown: true,
        getExtremesFromAll: true,
        directTouch: true,

        /**
         * Override the init method to add point ranges on both axes.
         */
        init: function () {
                var options;
                seriesTypes.scatter.prototype.init.apply(this, arguments);

                options = this.options;
                this.pointRange = options.pointRange = pick(options.pointRange, options.colsize || 1); // #3758, prevent resetting in setData
                this.yAxis.axisPointRange = options.rowsize || 1; // general point range
        },
        translate: function () {
                var series = this,
                        options = series.options,
                        xAxis = series.xAxis,
                        yAxis = series.yAxis,
                        between = function (x, a, b) {
                                return Math.min(Math.max(a, x), b);
                        };

                series.generatePoints();

                each(series.points, function (point) {
                        var xPad = (options.colsize || 1) / 2,
                                yPad = (options.rowsize || 1) / 2,
                                x1 = between(Math.round(xAxis.len - xAxis.translate(point.x - xPad, 0, 1, 0, 1)), 0, xAxis.len),
                                x2 = between(Math.round(xAxis.len - xAxis.translate(point.x + xPad, 0, 1, 0, 1)), 0, xAxis.len),
                                y1 = between(Math.round(yAxis.translate(point.y - yPad, 0, 1, 0, 1)), 0, yAxis.len),
                                y2 = between(Math.round(yAxis.translate(point.y + yPad, 0, 1, 0, 1)), 0, yAxis.len);

                        // Set plotX and plotY for use in K-D-Tree and more
                        point.plotX = point.clientX = (x1 + x2) / 2;
                        point.plotY = (y1 + y2) / 2;

                        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)
                        };
                });
                
                series.translateColors();

                // Make sure colors are updated on colorAxis update (#2893)
                if (this.chart.hasRendered) {
                        each(series.points, function (point) {
                                point.shapeArgs.fill = point.options.color || point.color; // #3311
                        });
                }
        },
        drawPoints: seriesTypes.column.prototype.drawPoints,
        animate: noop,
        getBox: noop,
        drawLegendSymbol: LegendSymbolMixin.drawRectangle,

        getExtremes: function () {
                // Get the extremes from the value data
                Series.prototype.getExtremes.call(this, this.valueData);
                this.valueMin = this.dataMin;
                this.valueMax = this.dataMax;

                // Get the extremes from the y data
                Series.prototype.getExtremes.call(this);
        }
                
}));


/** 
 * Test for point in polygon. Polygon defined as array of [x,y] points.
 */
function pointInPolygon(point, polygon) {
        var i, j, rel1, rel2, c = false,
                x = point.x,
                y = point.y;

        for (i = 0, j = polygon.length - 1; i < polygon.length; j = i++) {
                rel1 = polygon[i][1] > y;
                rel2 = polygon[j][1] > y;
                if (rel1 !== rel2 && (x < (polygon[j][0] - polygon[i][0]) * (y - polygon[i][1]) / (polygon[j][1] - polygon[i][1]) + polygon[i][0])) {
                        c = !c;
                }
        }

        return c;
}

/**
 * Get point from latLon using specified transform definition
 */
Chart.prototype.transformFromLatLon = function (latLon, transform) {
        if (window.proj4 === undefined) {
                error(21);
                return {
                        x: 0,
                        y: null
                };
        }

        var projected = window.proj4(transform.crs, [latLon.lon, latLon.lat]),
                cosAngle = transform.cosAngle || (transform.rotation && Math.cos(transform.rotation)),
                sinAngle = transform.sinAngle || (transform.rotation && Math.sin(transform.rotation)),
                rotated = transform.rotation ? [projected[0] * cosAngle + projected[1] * sinAngle, -projected[0] * sinAngle + projected[1] * cosAngle] : projected;
        
        return {
                x: ((rotated[0] - (transform.xoffset || 0)) * (transform.scale || 1) + (transform.xpan || 0)) * (transform.jsonres || 1) + (transform.jsonmarginX || 0),
                y: (((transform.yoffset || 0) - rotated[1]) * (transform.scale || 1) + (transform.ypan || 0)) * (transform.jsonres || 1) - (transform.jsonmarginY || 0)
        };
};

/**
 * Get latLon from point using specified transform definition
 */
Chart.prototype.transformToLatLon = function (point, transform) {
        if (window.proj4 === undefined) {
                error(21);
                return;
        }

        var normalized = {
                        x: ((point.x - (transform.jsonmarginX || 0)) / (transform.jsonres || 1) - (transform.xpan || 0)) / (transform.scale || 1) + (transform.xoffset || 0),
                        y: ((-point.y - (transform.jsonmarginY || 0)) / (transform.jsonres || 1) + (transform.ypan || 0)) / (transform.scale || 1) + (transform.yoffset || 0)
                },
                cosAngle = transform.cosAngle || (transform.rotation && Math.cos(transform.rotation)),
                sinAngle = transform.sinAngle || (transform.rotation && Math.sin(transform.rotation)),
                // Note: Inverted sinAngle to reverse rotation direction
                projected = window.proj4(transform.crs, 'WGS84', transform.rotation ? {
                        x: normalized.x * cosAngle + normalized.y * -sinAngle,
                        y: normalized.x * sinAngle + normalized.y * cosAngle
                } : normalized);

        return {lat: projected.y, lon: projected.x};
};

Chart.prototype.fromPointToLatLon = function (point) {
        var transforms = this.mapTransforms,
                transform;

        if (!transforms) {
                error(22);
                return;
        }

        for (transform in transforms) {
                if (transforms.hasOwnProperty(transform) && transforms[transform].hitZone && pointInPolygon({x: point.x, y: -point.y}, transforms[transform].hitZone.coordinates[0])) {
                        return this.transformToLatLon(point, transforms[transform]);
                }
        }

        return this.transformToLatLon(point, transforms['default']);
};

Chart.prototype.fromLatLonToPoint = function (latLon) {
        var transforms = this.mapTransforms,
                transform,
                coords;

        if (!transforms) {
                error(22);
                return {
                        x: 0,
                        y: null
                };
        }

        for (transform in transforms) {
                if (transforms.hasOwnProperty(transform) && transforms[transform].hitZone) {
                        coords = this.transformFromLatLon(latLon, transforms[transform]);
                        if (pointInPolygon({x: coords.x, y: -coords.y}, transforms[transform].hitZone.coordinates[0])) {
                                return coords;
                        }
                }
        }

        return this.transformFromLatLon(latLon, transforms['default']);
};

/**
 * Convert a geojson object to map data of a given Highcharts type (map, mappoint or mapline).
 */
Highcharts.geojson = function (geojson, hType, series) {
        var mapData = [],
                path = [],
                polygonToPath = function (polygon) {
                        var i = 0,
                                len = polygon.length;
                        path.push('M');
                        for (; i < len; i++) {
                                if (i === 1) {
                                        path.push('L');
                                }
                                path.push(polygon[i][0], -polygon[i][1]);
                        }
                };

        hType = hType || 'map';
        
        each(geojson.features, function (feature) {

                var geometry = feature.geometry,
                        type = geometry.type,
                        coordinates = geometry.coordinates,
                        properties = feature.properties,
                        point;
                
                path = [];

                if (hType === 'map' || hType === 'mapbubble') {
                        if (type === 'Polygon') {
                                each(coordinates, polygonToPath);
                                path.push('Z');

                        } else if (type === 'MultiPolygon') {
                                each(coordinates, function (items) {
                                        each(items, polygonToPath);
                                });
                                path.push('Z');
                        }

                        if (path.length) {
                                point = { path: path };
                        }
                
                } else if (hType === 'mapline') {
                        if (type === 'LineString') {
                                polygonToPath(coordinates);
                        } else if (type === 'MultiLineString') {
                                each(coordinates, polygonToPath);
                        }

                        if (path.length) {
                                point = { path: path };
                        }
                
                } else if (hType === 'mappoint') {
                        if (type === 'Point') {
                                point = {
                                        x: coordinates[0],
                                        y: -coordinates[1]
                                };
                        }
                }
                if (point) {
                        mapData.push(extend(point, {
                                name: properties.name || properties.NAME, 
                                properties: properties
                        }));
                }

        });

        // Create a credits text that includes map source, to be picked up in Chart.showCredits
        if (series && geojson.copyrightShort) {
                series.chart.mapCredits = '<a href="http://www.highcharts.com">Highcharts</a> \u00A9 ' +
                        '<a href="' + geojson.copyrightUrl + '">' + geojson.copyrightShort + '</a>';
                series.chart.mapCreditsFull = geojson.copyright;
        }

        return mapData;
};

/**
 * Override showCredits to include map source by default
 */
wrap(Chart.prototype, 'showCredits', function (proceed, credits) {

        if (defaultOptions.credits.text === this.options.credits.text && this.mapCredits) { // default text and mapCredits is set
                credits.text = this.mapCredits;
                credits.href = null;
        }

        proceed.call(this, credits);

        if (this.credits) { 
                this.credits.attr({ 
                        title: this.mapCreditsFull
                });
        }
});

// Add language
extend(defaultOptions.lang, {
        zoomIn: 'Zoom in',
        zoomOut: 'Zoom out'
});


// Set the default map navigation options
defaultOptions.mapNavigation = {
        buttonOptions: {
                alignTo: 'plotBox',
                align: 'left',
                verticalAlign: 'top',
                x: 0,
                width: 18,
                height: 18,
                style: {
                        fontSize: '15px',
                        fontWeight: 'bold',
                        textAlign: 'center'
                },
                theme: {
                        'stroke-width': 1
                }
        },
        buttons: {
                zoomIn: {
                        onclick: function () {
                                this.mapZoom(0.5);
                        },
                        text: '+',
                        y: 0
                },
                zoomOut: {
                        onclick: function () {
                                this.mapZoom(2);
                        },
                        text: '-',
                        y: 28
                }
        }
        // enabled: false,
        // enableButtons: null, // inherit from enabled
        // enableTouchZoom: null, // inherit from enabled
        // enableDoubleClickZoom: null, // inherit from enabled
        // enableDoubleClickZoomTo: false
        // enableMouseWheelZoom: null, // inherit from enabled
};

/**
 * Utility for reading SVG paths directly.
 */
Highcharts.splitPath = function (path) {
        var i;

        // Move letters apart
        path = path.replace(/([A-Za-z])/g, ' $1 ');
        // Trim
        path = path.replace(/^\s*/, "").replace(/\s*$/, "");
        
        // Split on spaces and commas
        path = path.split(/[ ,]+/);
        
        // Parse numbers
        for (i = 0; i < path.length; i++) {
                if (!/[a-zA-Z]/.test(path[i])) {
                        path[i] = parseFloat(path[i]);
                }
        }
        return path;
};

// A placeholder for map definitions
Highcharts.maps = {};





// Create symbols for the zoom buttons
function selectiveRoundedRect(x, y, w, h, rTopLeft, rTopRight, rBottomRight, rBottomLeft) {
        return ['M', x + rTopLeft, y,
        // top side
        'L', x + w - rTopRight, y,
        // top right corner
        'C', x + w - rTopRight / 2, y, x + w, y + rTopRight / 2, x + w, y + rTopRight,
        // right side
        'L', x + w, y + h - rBottomRight,
        // bottom right corner
        'C', x + w, y + h - rBottomRight / 2, x + w - rBottomRight / 2, y + h, x + w - rBottomRight, y + h,
        // bottom side
        'L', x + rBottomLeft, y + h,
        // bottom left corner
        'C', x + rBottomLeft / 2, y + h, x, y + h - rBottomLeft / 2, x, y + h - rBottomLeft,
        // left side
        'L', x, y + rTopLeft,
        // top left corner
        'C', x, y + rTopLeft / 2, x + rTopLeft / 2, y, x + rTopLeft, y,
        'Z'
    ];
}
SVGRenderer.prototype.symbols.topbutton = function (x, y, w, h, attr) {
        return selectiveRoundedRect(x - 1, y - 1, w, h, attr.r, attr.r, 0, 0);
};
SVGRenderer.prototype.symbols.bottombutton = function (x, y, w, h, attr) {
        return selectiveRoundedRect(x - 1, y - 1, w, h, 0, 0, attr.r, attr.r);
};
// The symbol callbacks are generated on the SVGRenderer object in all browsers. Even
// VML browsers need this in order to generate shapes in export. Now share
// them with the VMLRenderer.
if (Renderer === VMLRenderer) {
        each(['topbutton', 'bottombutton'], function (shape) {
                VMLRenderer.prototype.symbols[shape] = SVGRenderer.prototype.symbols[shape];
        });
}


/**
 * A wrapper for Chart with all the default values for a Map
 */
Highcharts.Map = function (options, callback) {
        
        var hiddenAxis = {
                        endOnTick: false,
                        gridLineWidth: 0,
                        lineWidth: 0,
                        minPadding: 0,
                        maxPadding: 0,
                        startOnTick: false,
                        title: null,
                        tickPositions: []
                },
                seriesOptions;

        /* For visual testing
        hiddenAxis.gridLineWidth = 1;
        hiddenAxis.gridZIndex = 10;
        hiddenAxis.tickPositions = undefined;
        // */
        
        // Don't merge the data
        seriesOptions = options.series;
        options.series = null;
        
        options = merge({
                chart: {
                        panning: 'xy',
                        type: 'map'
                },
                xAxis: hiddenAxis,
                yAxis: merge(hiddenAxis, { reversed: true })    
        },
        options, // user's options

        { // forced options
                chart: {
                        inverted: false,
                        alignTicks: false
                }
        });

        options.series = seriesOptions;


        return new Chart(options, callback);
};

}(Highcharts));