125 lines
4.1 KiB
JavaScript
125 lines
4.1 KiB
JavaScript
/**
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* (c) 2009-2020 Sebastian Bochann
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*
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* Price indicator for Highcharts
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*
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* License: www.highcharts.com/license
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*
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* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
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*/
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'use strict';
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import H from '../parts/Globals.js';
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import U from '../parts/Utilities.js';
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var addEvent = U.addEvent, isArray = U.isArray, merge = U.merge;
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/**
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* The line marks the last price from visible range of points.
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*
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* @sample {highstock} stock/indicators/last-visible-price
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* Last visible price
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*
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* @declare Highcharts.SeriesLastVisiblePriceOptionsObject
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* @product highstock
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* @requires modules/price-indicator
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* @apioption plotOptions.series.lastVisiblePrice
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*/
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/**
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* Enable or disable the indicator.
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*
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* @type {boolean}
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* @product highstock
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* @default true
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* @apioption plotOptions.series.lastVisiblePrice.enabled
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*/
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/**
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* @declare Highcharts.SeriesLastVisiblePriceLabelOptionsObject
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* @apioption plotOptions.series.lastVisiblePrice.label
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*/
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/**
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* Enable or disable the label.
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*
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* @type {boolean}
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* @product highstock
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* @default true
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* @apioption plotOptions.series.lastVisiblePrice.label.enabled
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*
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*/
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/**
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* The line marks the last price from all points.
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*
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* @sample {highstock} stock/indicators/last-price
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* Last price
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*
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* @declare Highcharts.SeriesLastPriceOptionsObject
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* @product highstock
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* @requires modules/price-indicator
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* @apioption plotOptions.series.lastPrice
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*/
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/**
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* Enable or disable the indicator.
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*
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* @type {boolean}
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* @product highstock
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* @default true
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* @apioption plotOptions.series.lastPrice.enabled
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*/
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/**
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* The color of the line of last price.
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*
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* @type {string}
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* @product highstock
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* @default red
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* @apioption plotOptions.series.lastPrice.color
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*
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*/
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/* eslint-disable no-invalid-this */
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addEvent(H.Series, 'afterRender', function () {
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var serie = this, seriesOptions = serie.options, pointRange = seriesOptions.pointRange, lastVisiblePrice = seriesOptions.lastVisiblePrice, lastPrice = seriesOptions.lastPrice;
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if ((lastVisiblePrice || lastPrice) &&
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seriesOptions.id !== 'highcharts-navigator-series') {
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var xAxis = serie.xAxis, yAxis = serie.yAxis, origOptions = yAxis.crosshair, origGraphic = yAxis.cross, origLabel = yAxis.crossLabel, points = serie.points, yLength = serie.yData.length, pLength = points.length, x = serie.xData[serie.xData.length - 1], y = serie.yData[yLength - 1], lastPoint, yValue, crop;
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if (lastPrice && lastPrice.enabled) {
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yAxis.crosshair = yAxis.options.crosshair = seriesOptions.lastPrice;
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yAxis.cross = serie.lastPrice;
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yValue = isArray(y) ? y[3] : y;
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yAxis.drawCrosshair(null, ({
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x: x,
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y: yValue,
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plotX: xAxis.toPixels(x, true),
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plotY: yAxis.toPixels(yValue, true)
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}));
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// Save price
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if (serie.yAxis.cross) {
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serie.lastPrice = serie.yAxis.cross;
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serie.lastPrice.y = yValue;
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}
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}
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if (lastVisiblePrice &&
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lastVisiblePrice.enabled &&
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pLength > 0) {
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crop = (points[pLength - 1].x === x) || pointRange === null ? 1 : 2;
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yAxis.crosshair = yAxis.options.crosshair = merge({
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color: 'transparent'
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}, seriesOptions.lastVisiblePrice);
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yAxis.cross = serie.lastVisiblePrice;
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lastPoint = points[pLength - crop];
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if (serie.crossLabel) {
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serie.crossLabel.destroy();
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// Set to undefined to avoid collision with
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// the yAxis crosshair #11480
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delete yAxis.crossLabel;
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}
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// Save price
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yAxis.drawCrosshair(null, lastPoint);
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if (yAxis.cross) {
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serie.lastVisiblePrice = yAxis.cross;
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serie.lastVisiblePrice.y = lastPoint.y;
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}
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serie.crossLabel = yAxis.crossLabel;
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}
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// Restore crosshair:
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yAxis.crosshair = origOptions;
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yAxis.cross = origGraphic;
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yAxis.crossLabel = origLabel;
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}
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});
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