Tool tip in Vue Stock chart component

3 Mar 202310 minutes to read

StockChart will display details about the points through tooltip, when the mouse is moved over the point.

Default Tooltip

By default, tooltip is not visible. Enable the tooltip by setting enable property to true and by injecting Tooltip
into the provide.

app.vue

<template>
  <div class="control-section">
    <div>
      <ejs-stockchart
        id="stockchartcontainer"
        :primaryXAxis="primaryXAxis"
        :primaryYAxis="primaryYAxis"
        :tooltip="tooltip"
        :crosshair="crosshair"
        :title="title">
        <e-stockchart-series-collection>
          <e-stockchart-series :dataSource="seriesData" type="Candle"  volume='volume' xName='date' low='low' high='high' open='open' close='close'></e-stockchart-series>
        </e-stockchart-series-collection>
      </ejs-stockchart>
    </div>
  </div>
</template>
<script>
import Vue from "vue";
import { chartData } from "./datasource.js";
import {
  StockChartPlugin, DateTime, CandleSeries, RangeTooltip, LineSeries,SplineSeries,
  HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator,BollingerBands,  TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator,Tooltip,
  Crosshair,AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator, Export
} from "@syncfusion/ej2-vue-charts";

Vue.use(StockChartPlugin);

export default {
  data() {
    return {
        seriesData:chartData,
        primaryXAxis: {
            valueType: "DateTime",
            majorGridLines: { color: "transparent" },
        },
        primaryYAxis: {
            majorTickLines: { color: "transparent", width: 0 }
        },
       crosshair: {
        enable: true,
      },
      tooltip: { enable: true },
      title: 'AAPL Stock Price',
    };
  },
  provide: {
    stockChart: [
      DateTime, RangeTooltip, LineSeries, SplineSeries, CandleSeries, HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator, Tooltip,
  Crosshair,BollingerBands, TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator, AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator,Export
    ]
  }
};
</script>
<style>
#container {
   height: 350px;
 }
</style>

Format the Tooltip

By default, tooltip shows information of x and y value in points. In addition to that, you can show more
information in tooltip. For example the format ’${series.name} ${point.x}’ shows series name and point x
value.

app.vue

<template>
  <div class="control-section">
    <div>
      <ejs-stockchart
        id="stockchartcontainer"
        :primaryXAxis="primaryXAxis"
        :primaryYAxis="primaryYAxis"
        :tooltip="tooltip"
        :crosshair="crosshair"
        :title="title">
        <e-stockchart-series-collection>
          <e-stockchart-series :dataSource="seriesData" type="Candle"  volume='volume' xName='date' low='low' high='high' open='open' close='close'></e-stockchart-series>
        </e-stockchart-series-collection>
      </ejs-stockchart>
    </div>
  </div>
</template>
<script>
import Vue from "vue";
import { chartData } from "./datasource.js";
import {
  StockChartPlugin, DateTime, CandleSeries, RangeTooltip, LineSeries,SplineSeries,
  HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator,BollingerBands,  TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator,Tooltip,
  Crosshair,AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator, Export
} from "@syncfusion/ej2-vue-charts";

Vue.use(StockChartPlugin);

export default {
  data() {
    return {
        seriesData:chartData,
        primaryXAxis: {
            valueType: "DateTime",
            majorGridLines: { color: "transparent" },
        },
        primaryYAxis: {
            majorTickLines: { color: "transparent", width: 0 }
        },
       crosshair: {
        enable: true,
      },
      tooltip: { enable: true, header: 'Stock Price',
             format: '<b>${point.x} : ${point.y}</b>' },
      title: 'AAPL Stock Price',
    };
  },
  provide: {
    stockChart: [
      DateTime, RangeTooltip, LineSeries, SplineSeries, CandleSeries, HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator, Tooltip,
  Crosshair,BollingerBands, TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator, AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator,Export
    ]
  }
};
</script>
<style>
#container {
   height: 350px;
 }
</style>

Customize the Appearance of Tooltip

The fill and border properties are used to customize the background color and border of the tooltip respectively. The textStyle property in the tooltip is used to customize the font of the tooltip text.

app.vue

<template>
  <div class="control-section">
    <div>
      <ejs-stockchart
        id="stockchartcontainer"
        :primaryXAxis="primaryXAxis"
        :primaryYAxis="primaryYAxis"
        :tooltip="tooltip"
        :crosshair="crosshair"
        :title="title">
        <e-stockchart-series-collection>
          <e-stockchart-series :dataSource="seriesData" type="Candle"  volume='volume' xName='date' low='low' high='high' open='open' close='close'></e-stockchart-series>
        </e-stockchart-series-collection>
      </ejs-stockchart>
    </div>
  </div>
</template>
<script>
import Vue from "vue";
import { chartData } from "./datasource.js";
import {
  StockChartPlugin, DateTime, CandleSeries, RangeTooltip, LineSeries,SplineSeries,
  HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator,BollingerBands,  TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator,Tooltip,
  Crosshair,AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator, Export
} from "@syncfusion/ej2-vue-charts";

Vue.use(StockChartPlugin);

export default {
  data() {
    return {
        seriesData:chartData,
        primaryXAxis: {
            valueType: "DateTime",
            majorGridLines: { color: "transparent" },
        },
        primaryYAxis: {
            majorTickLines: { color: "transparent", width: 0 }
        },
       crosshair: {
        enable: true,
      },
      tooltip: { enable: true,
                fill: '#7bb4eb',
                border: {
                   width: 2,
                   color: 'grey'
       } },
      title: 'AAPL Stock Price',
    };
  },
  provide: {
    stockChart: [
      DateTime, RangeTooltip, LineSeries, SplineSeries, CandleSeries, HiloOpenCloseSeries, HiloSeries, RangeAreaSeries, Trendlines, EmaIndicator, RsiIndicator, Tooltip,
  Crosshair,BollingerBands, TmaIndicator, MomentumIndicator, SmaIndicator, AtrIndicator, AccumulationDistributionIndicator, MacdIndicator, StochasticIndicator,Export
    ]
  }
};
</script>
<style>
#container {
   height: 350px;
 }
</style>