Search results

Tooltip

Stock Chart 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 .

tooltip.razor
@using Syncfusion.EJ2.Blazor.Charts

<EjsStockChart  Title="AAPL Stock Price">
        <StockChartTooltipSettings Enable="true">
        </StockChartTooltipSettings>
  
        <StockChartSeriesCollection>
            <StockChartSeries DataSource="@StockDetails" Type="ChartSeriesType.Candle" XName="Date" High="High" Low="Low" Open="Open" Close="Close" Volume="Volume" Name="Google"></StockChartSeries>
        </StockChartSeriesCollection>
</EjsStockChart>

@code {

    public class ChartData
    {
        public DateTime Date;
        public Double Open;
        public Double Low;
        public Double Close;
        public Double High;
        public Double Volume;
    }
    
    public List<ChartData> StockDetails = new List<ChartData> 
    {
         new ChartData { Date = new DateTime(2012, 04, 02), Open= 85.9757, High = 90.6657,Low = 85.7685, Close = 90.5257,Volume = 660187068},
         new ChartData { Date = new DateTime(2012, 04, 09), Open= 89.4471, High = 92,Low = 86.2157, Close = 86.4614,Volume = 912634864},
         new ChartData { Date = new DateTime(2012, 04, 16), Open= 87.1514, High = 88.6071,Low = 81.4885, Close = 81.8543,Volume = 1221746066},
         new ChartData { Date = new DateTime(2012, 04, 23), Open= 81.5157, High = 88.2857,Low = 79.2857, Close = 86.1428,Volume = 965935749},
         new ChartData { Date = new DateTime(2012, 04, 30), Open= 85.4, High =  85.4857,Low = 80.7385, Close = 80.75,Volume = 615249365},
         new ChartData { Date = new DateTime(2012, 05, 07), Open= 80.2143, High = 82.2685,Low = 79.8185, Close = 80.9585,Volume = 541742692},
         new ChartData { Date = new DateTime(2012, 05, 14), Open= 80.3671, High = 81.0728,Low = 74.5971, Close = 75.7685,Volume = 708126233},
         new ChartData { Date = new DateTime(2012, 05, 21), Open= 76.3571, High = 82.3571,Low = 76.2928, Close = 80.3271,Volume = 682076215},
         new ChartData { Date = new DateTime(2012, 05, 28), Open= 81.5571, High = 83.0714,Low = 80.0743, Close = 80.1414,Volume = 480059584}
   };
}

Tooltip

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 ${point.x} : ${point.high} shows point x and high value.

format.razor
@using Syncfusion.EJ2.Blazor.Charts

<EjsStockChart  Title="AAPL Stock Price">
    <StockChartTooltipSettings Enable="true" Format="<b>${point.x} : ${point.high}</b>">
    </StockChartTooltipSettings>
  
    <StockChartSeriesCollection>
        <StockChartSeries DataSource="@StockDetails" Type="ChartSeriesType.Candle" XName="Date" High="High" Low="Low" Open="Open" Close="Close" Volume="Volume" Name="google"></StockChartSeries>
    </StockChartSeriesCollection>
</EjsStockChart>

@code {

    public class ChartData
    {
        public DateTime Date;
        public Double Open;
        public Double Low;
        public Double Close;
        public Double High;
        public Double Volume;
    }
    
    public List<ChartData> StockDetails = new List<ChartData> 
    {
         new ChartData { Date = new DateTime(2012, 04, 02), Open= 85.9757, High = 90.6657,Low = 85.7685, Close = 90.5257,Volume = 660187068},
         new ChartData { Date = new DateTime(2012, 04, 09), Open= 89.4471, High = 92,Low = 86.2157, Close = 86.4614,Volume = 912634864},
         new ChartData { Date = new DateTime(2012, 04, 16), Open= 87.1514, High = 88.6071,Low = 81.4885, Close = 81.8543,Volume = 1221746066},
         new ChartData { Date = new DateTime(2012, 04, 23), Open= 81.5157, High = 88.2857,Low = 79.2857, Close = 86.1428,Volume = 965935749},
         new ChartData { Date = new DateTime(2012, 04, 30), Open= 85.4, High =  85.4857,Low = 80.7385, Close = 80.75,Volume = 615249365},
         new ChartData { Date = new DateTime(2012, 05, 07), Open= 80.2143, High = 82.2685,Low = 79.8185, Close = 80.9585,Volume = 541742692},
         new ChartData { Date = new DateTime(2012, 05, 14), Open= 80.3671, High = 81.0728,Low = 74.5971, Close = 75.7685,Volume = 708126233},
         new ChartData { Date = new DateTime(2012, 05, 21), Open= 76.3571, High = 82.3571,Low = 76.2928, Close = 80.3271,Volume = 682076215},
         new ChartData { Date = new DateTime(2012, 05, 28), Open= 81.5571, High = 83.0714,Low = 80.0743, Close = 80.1414,Volume = 480059584}
   };
}

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.

customtooltip.razor
@using Syncfusion.EJ2.Blazor.Charts

<EjsStockChart Title="AAPL Stock Price">
    <StockChartTooltipSettings Enable="true" Format="${point.x} : ${point.high}" Fill="#7bb4eb">
    </StockChartTooltipSettings>

    <StockChartSeriesCollection>
        <StockChartSeries DataSource="@DataSource" Type="ChartSeriesType.Candle" XName="Date" High="High" Low="Low" Open="Open" Close="Close" Volume="Volume" Name="Google"></StockChartSeries>
    </StockChartSeriesCollection>
</EjsStockChart>

@code {

    public class ChartData
    {
        public DateTime Date;
        public Double Open;
        public Double Low;
        public Double Close;
        public Double High;
        public Double Volume;
    }
    
    public List<ChartData> StockDetails = new List<ChartData> 
    {
         new ChartData { Date = new DateTime(2012, 04, 02), Open= 85.9757, High = 90.6657,Low = 85.7685, Close = 90.5257,Volume = 660187068},
         new ChartData { Date = new DateTime(2012, 04, 09), Open= 89.4471, High = 92,Low = 86.2157, Close = 86.4614,Volume = 912634864},
         new ChartData { Date = new DateTime(2012, 04, 16), Open= 87.1514, High = 88.6071,Low = 81.4885, Close = 81.8543,Volume = 1221746066},
         new ChartData { Date = new DateTime(2012, 04, 23), Open= 81.5157, High = 88.2857,Low = 79.2857, Close = 86.1428,Volume = 965935749},
         new ChartData { Date = new DateTime(2012, 04, 30), Open= 85.4, High =  85.4857,Low = 80.7385, Close = 80.75,Volume = 615249365},
         new ChartData { Date = new DateTime(2012, 05, 07), Open= 80.2143, High = 82.2685,Low = 79.8185, Close = 80.9585,Volume = 541742692},
         new ChartData { Date = new DateTime(2012, 05, 14), Open= 80.3671, High = 81.0728,Low = 74.5971, Close = 75.7685,Volume = 708126233},
         new ChartData { Date = new DateTime(2012, 05, 21), Open= 76.3571, High = 82.3571,Low = 76.2928, Close = 80.3271,Volume = 682076215},
         new ChartData { Date = new DateTime(2012, 05, 28), Open= 81.5571, High = 83.0714,Low = 80.0743, Close = 80.1414,Volume = 480059584}
   };
}

Tooltip Customization