File: /var/www/quadcode/frontend/node_modules/highcharts/es-modules/Series/Bubble/BubbleLegendItem.js
/* *
*
* (c) 2010-2021 Highsoft AS
*
* Author: Paweł Potaczek
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import Color from '../../Core/Color/Color.js';
var color = Color.parse;
import F from '../../Core/FormatUtilities.js';
import H from '../../Core/Globals.js';
var noop = H.noop;
import U from '../../Core/Utilities.js';
var arrayMax = U.arrayMax, arrayMin = U.arrayMin, isNumber = U.isNumber, merge = U.merge, pick = U.pick, stableSort = U.stableSort;
/* *
*
* Class
*
* */
/**
* BubbleLegend class.
*
* @private
* @class
* @name Highcharts.BubbleLegend
* @param {Highcharts.LegendBubbleLegendOptions} options
* Options of BubbleLegendItem.
*
* @param {Highcharts.Legend} legend
* Legend of item.
*/
var BubbleLegendItem = /** @class */ (function () {
/* *
*
* Constructor
*
* */
function BubbleLegendItem(options, legend) {
/* *
*
* Properties
*
* */
this.chart = void 0;
this.fontMetrics = void 0;
this.legend = void 0;
this.maxLabel = void 0;
this.movementX = void 0;
this.ranges = void 0;
this.selected = void 0;
this.visible = void 0;
this.symbols = void 0;
this.options = void 0;
this.setState = noop;
this.init(options, legend);
}
/* *
*
* Functions
*
* */
/**
* Create basic bubbleLegend properties similar to item in legend.
* @private
*/
BubbleLegendItem.prototype.init = function (options, legend) {
this.options = options;
this.visible = true;
this.chart = legend.chart;
this.legend = legend;
};
/**
* Depending on the position option, add bubbleLegend to legend items.
*
* @private
*
* @param {Array<(Highcharts.Point|Highcharts.Series)>} items
* All legend items
*/
BubbleLegendItem.prototype.addToLegend = function (items) {
// Insert bubbleLegend into legend items
items.splice(this.options.legendIndex, 0, this);
};
/**
* Calculate ranges, sizes and call the next steps of bubbleLegend
* creation.
*
* @private
*
* @param {Highcharts.Legend} legend
* Legend instance
*/
BubbleLegendItem.prototype.drawLegendSymbol = function (legend) {
var chart = this.chart, itemDistance = pick(legend.options.itemDistance, 20), legendItem = this.legendItem || {}, options = this.options, ranges = options.ranges, connectorDistance = options.connectorDistance;
var connectorSpace;
// Predict label dimensions
this.fontMetrics = chart.renderer.fontMetrics(options.labels.style.fontSize);
// Do not create bubbleLegend now if ranges or ranges valeus are not
// specified or if are empty array.
if (!ranges || !ranges.length || !isNumber(ranges[0].value)) {
legend.options.bubbleLegend.autoRanges = true;
return;
}
// Sort ranges to right render order
stableSort(ranges, function (a, b) {
return b.value - a.value;
});
this.ranges = ranges;
this.setOptions();
this.render();
// Get max label size
var maxLabel = this.getMaxLabelSize(), radius = this.ranges[0].radius, size = radius * 2;
// Space for connectors and labels.
connectorSpace =
connectorDistance - radius + maxLabel.width;
connectorSpace = connectorSpace > 0 ? connectorSpace : 0;
this.maxLabel = maxLabel;
this.movementX = options.labels.align === 'left' ?
connectorSpace : 0;
legendItem.labelWidth = size + connectorSpace + itemDistance;
legendItem.labelHeight = size + this.fontMetrics.h / 2;
};
/**
* Set style options for each bubbleLegend range.
* @private
*/
BubbleLegendItem.prototype.setOptions = function () {
var ranges = this.ranges, options = this.options, series = this.chart.series[options.seriesIndex], baseline = this.legend.baseline, bubbleAttribs = {
zIndex: options.zIndex,
'stroke-width': options.borderWidth
}, connectorAttribs = {
zIndex: options.zIndex,
'stroke-width': options.connectorWidth
}, labelAttribs = {
align: (this.legend.options.rtl ||
options.labels.align === 'left') ? 'right' : 'left',
zIndex: options.zIndex
}, fillOpacity = series.options.marker.fillOpacity, styledMode = this.chart.styledMode;
// Allow to parts of styles be used individually for range
ranges.forEach(function (range, i) {
if (!styledMode) {
bubbleAttribs.stroke = pick(range.borderColor, options.borderColor, series.color);
bubbleAttribs.fill = pick(range.color, options.color, fillOpacity !== 1 ?
color(series.color).setOpacity(fillOpacity)
.get('rgba') :
series.color);
connectorAttribs.stroke = pick(range.connectorColor, options.connectorColor, series.color);
}
// Set options needed for rendering each range
ranges[i].radius = this.getRangeRadius(range.value);
ranges[i] = merge(ranges[i], {
center: (ranges[0].radius - ranges[i].radius +
baseline)
});
if (!styledMode) {
merge(true, ranges[i], {
bubbleAttribs: merge(bubbleAttribs),
connectorAttribs: merge(connectorAttribs),
labelAttribs: labelAttribs
});
}
}, this);
};
/**
* Calculate radius for each bubble range,
* used code from BubbleSeries.js 'getRadius' method.
*
* @private
*
* @param {number} value
* Range value
*
* @return {number|null}
* Radius for one range
*/
BubbleLegendItem.prototype.getRangeRadius = function (value) {
var options = this.options, seriesIndex = this.options.seriesIndex, bubbleSeries = this.chart.series[seriesIndex], zMax = options.ranges[0].value, zMin = options.ranges[options.ranges.length - 1].value, minSize = options.minSize, maxSize = options.maxSize;
return bubbleSeries.getRadius.call(this, zMin, zMax, minSize, maxSize, value);
};
/**
* Render the legendItem group.
* @private
*/
BubbleLegendItem.prototype.render = function () {
var legendItem = this.legendItem || {}, renderer = this.chart.renderer, zThreshold = this.options.zThreshold;
if (!this.symbols) {
this.symbols = {
connectors: [],
bubbleItems: [],
labels: []
};
}
// Nesting SVG groups to enable handleOverflow
legendItem.symbol = renderer.g('bubble-legend');
legendItem.label = renderer.g('bubble-legend-item');
// To enable default 'hideOverlappingLabels' method
legendItem.symbol.translateX = 0;
legendItem.symbol.translateY = 0;
for (var _i = 0, _a = this.ranges; _i < _a.length; _i++) {
var range = _a[_i];
if (range.value >= zThreshold) {
this.renderRange(range);
}
}
// To use handleOverflow method
legendItem.symbol.add(legendItem.label);
legendItem.label.add(legendItem.group);
this.hideOverlappingLabels();
};
/**
* Render one range, consisting of bubble symbol, connector and label.
*
* @private
*
* @param {Highcharts.LegendBubbleLegendRangesOptions} range
* Range options
*/
BubbleLegendItem.prototype.renderRange = function (range) {
var mainRange = this.ranges[0], legend = this.legend, options = this.options, labelsOptions = options.labels, chart = this.chart, bubbleSeries = chart.series[options.seriesIndex], renderer = chart.renderer, symbols = this.symbols, labels = symbols.labels, elementCenter = range.center, absoluteRadius = Math.abs(range.radius), connectorDistance = options.connectorDistance || 0, labelsAlign = labelsOptions.align, rtl = legend.options.rtl, borderWidth = options.borderWidth, connectorWidth = options.connectorWidth, posX = mainRange.radius || 0, posY = elementCenter - absoluteRadius -
borderWidth / 2 + connectorWidth / 2, fontMetrics = this.fontMetrics, labelMovement = fontMetrics.f / 2 -
(fontMetrics.h - fontMetrics.f) / 2, crispMovement = (posY % 1 ? 1 : 0.5) -
(connectorWidth % 2 ? 0 : 0.5), styledMode = renderer.styledMode;
var connectorLength = rtl || labelsAlign === 'left' ?
-connectorDistance : connectorDistance;
// Set options for centered labels
if (labelsAlign === 'center') {
connectorLength = 0; // do not use connector
options.connectorDistance = 0;
range.labelAttribs.align = 'center';
}
var labelY = posY + options.labels.y, labelX = posX + connectorLength + options.labels.x;
// Render bubble symbol
symbols.bubbleItems.push(renderer
.circle(posX, elementCenter + crispMovement, absoluteRadius)
.attr(styledMode ? {} : range.bubbleAttribs)
.addClass((styledMode ?
'highcharts-color-' +
bubbleSeries.colorIndex + ' ' :
'') +
'highcharts-bubble-legend-symbol ' +
(options.className || '')).add(this.legendItem.symbol));
// Render connector
symbols.connectors.push(renderer
.path(renderer.crispLine([
['M', posX, posY],
['L', posX + connectorLength, posY]
], options.connectorWidth))
.attr((styledMode ? {} : range.connectorAttribs))
.addClass((styledMode ?
'highcharts-color-' +
this.options.seriesIndex + ' ' : '') +
'highcharts-bubble-legend-connectors ' +
(options.connectorClassName || '')).add(this.legendItem.symbol));
// Render label
var label = renderer
.text(this.formatLabel(range), labelX, labelY + labelMovement)
.attr((styledMode ? {} : range.labelAttribs))
.css(styledMode ? {} : labelsOptions.style)
.addClass('highcharts-bubble-legend-labels ' +
(options.labels.className || '')).add(this.legendItem.symbol);
labels.push(label);
// To enable default 'hideOverlappingLabels' method
label.placed = true;
label.alignAttr = {
x: labelX,
y: labelY + labelMovement
};
};
/**
* Get the label which takes up the most space.
* @private
*/
BubbleLegendItem.prototype.getMaxLabelSize = function () {
var labels = this.symbols.labels;
var maxLabel, labelSize;
labels.forEach(function (label) {
labelSize = label.getBBox(true);
if (maxLabel) {
maxLabel = labelSize.width > maxLabel.width ?
labelSize : maxLabel;
}
else {
maxLabel = labelSize;
}
});
return maxLabel || {};
};
/**
* Get formatted label for range.
*
* @private
*
* @param {Highcharts.LegendBubbleLegendRangesOptions} range
* Range options
*
* @return {string}
* Range label text
*/
BubbleLegendItem.prototype.formatLabel = function (range) {
var options = this.options, formatter = options.labels.formatter, format = options.labels.format;
var numberFormatter = this.chart.numberFormatter;
return format ? F.format(format, range) :
formatter ? formatter.call(range) :
numberFormatter(range.value, 1);
};
/**
* By using default chart 'hideOverlappingLabels' method, hide or show
* labels and connectors.
* @private
*/
BubbleLegendItem.prototype.hideOverlappingLabels = function () {
var chart = this.chart, allowOverlap = this.options.labels.allowOverlap, symbols = this.symbols;
if (!allowOverlap && symbols) {
chart.hideOverlappingLabels(symbols.labels);
// Hide or show connectors
symbols.labels.forEach(function (label, index) {
if (!label.newOpacity) {
symbols.connectors[index].hide();
}
else if (label.newOpacity !== label.oldOpacity) {
symbols.connectors[index].show();
}
});
}
};
/**
* Calculate ranges from created series.
*
* @private
*
* @return {Array<Highcharts.LegendBubbleLegendRangesOptions>}
* Array of range objects
*/
BubbleLegendItem.prototype.getRanges = function () {
var bubbleLegend = this.legend.bubbleLegend, series = bubbleLegend.chart.series, rangesOptions = bubbleLegend.options.ranges;
var ranges, zData, minZ = Number.MAX_VALUE, maxZ = -Number.MAX_VALUE;
series.forEach(function (s) {
// Find the min and max Z, like in bubble series
if (s.isBubble && !s.ignoreSeries) {
zData = s.zData.filter(isNumber);
if (zData.length) {
minZ = pick(s.options.zMin, Math.min(minZ, Math.max(arrayMin(zData), s.options.displayNegative === false ?
s.options.zThreshold :
-Number.MAX_VALUE)));
maxZ = pick(s.options.zMax, Math.max(maxZ, arrayMax(zData)));
}
}
});
// Set values for ranges
if (minZ === maxZ) {
// Only one range if min and max values are the same.
ranges = [{ value: maxZ }];
}
else {
ranges = [
{ value: minZ },
{ value: (minZ + maxZ) / 2 },
{ value: maxZ, autoRanges: true }
];
}
// Prevent reverse order of ranges after redraw
if (rangesOptions.length && rangesOptions[0].radius) {
ranges.reverse();
}
// Merge ranges values with user options
ranges.forEach(function (range, i) {
if (rangesOptions && rangesOptions[i]) {
ranges[i] = merge(rangesOptions[i], range);
}
});
return ranges;
};
/**
* Calculate bubble legend sizes from rendered series.
*
* @private
*
* @return {Array<number,number>}
* Calculated min and max bubble sizes
*/
BubbleLegendItem.prototype.predictBubbleSizes = function () {
var chart = this.chart, fontMetrics = this.fontMetrics, legendOptions = chart.legend.options, floating = legendOptions.floating, horizontal = legendOptions.layout === 'horizontal', lastLineHeight = horizontal ? chart.legend.lastLineHeight : 0, plotSizeX = chart.plotSizeX, plotSizeY = chart.plotSizeY, bubbleSeries = chart.series[this.options.seriesIndex], pxSizes = bubbleSeries.getPxExtremes(), minSize = Math.ceil(pxSizes.minPxSize), maxPxSize = Math.ceil(pxSizes.maxPxSize), plotSize = Math.min(plotSizeY, plotSizeX);
var calculatedSize, maxSize = bubbleSeries.options.maxSize;
// Calculate prediceted max size of bubble
if (floating || !(/%$/.test(maxSize))) {
calculatedSize = maxPxSize;
}
else {
maxSize = parseFloat(maxSize);
calculatedSize = ((plotSize + lastLineHeight -
fontMetrics.h / 2) * maxSize / 100) / (maxSize / 100 + 1);
// Get maxPxSize from bubble series if calculated bubble legend
// size will not affect to bubbles series.
if ((horizontal && plotSizeY - calculatedSize >=
plotSizeX) || (!horizontal && plotSizeX -
calculatedSize >= plotSizeY)) {
calculatedSize = maxPxSize;
}
}
return [minSize, Math.ceil(calculatedSize)];
};
/**
* Correct ranges with calculated sizes.
* @private
*/
BubbleLegendItem.prototype.updateRanges = function (min, max) {
var bubbleLegendOptions = this.legend.options.bubbleLegend;
bubbleLegendOptions.minSize = min;
bubbleLegendOptions.maxSize = max;
bubbleLegendOptions.ranges = this.getRanges();
};
/**
* Because of the possibility of creating another legend line, predicted
* bubble legend sizes may differ by a few pixels, so it is necessary to
* correct them.
* @private
*/
BubbleLegendItem.prototype.correctSizes = function () {
var legend = this.legend, chart = this.chart, bubbleSeries = chart.series[this.options.seriesIndex], pxSizes = bubbleSeries.getPxExtremes(), bubbleSeriesSize = pxSizes.maxPxSize, bubbleLegendSize = this.options.maxSize;
if (Math.abs(Math.ceil(bubbleSeriesSize) - bubbleLegendSize) >
1) {
this.updateRanges(this.options.minSize, pxSizes.maxPxSize);
legend.render();
}
};
return BubbleLegendItem;
}());
/* *
*
* Default Export
*
* */
export default BubbleLegendItem;
/* *
*
* API Declarations
*
* */
/**
* @interface Highcharts.BubbleLegendFormatterContextObject
*/ /**
* The center y position of the range.
* @name Highcharts.BubbleLegendFormatterContextObject#center
* @type {number}
*/ /**
* The radius of the bubble range.
* @name Highcharts.BubbleLegendFormatterContextObject#radius
* @type {number}
*/ /**
* The bubble value.
* @name Highcharts.BubbleLegendFormatterContextObject#value
* @type {number}
*/
''; // detach doclets above