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Methods in Blazor Linear Gauge component
20 Apr 2021 / 1 minute to read
Using methods in Linear Gauge component
You can create object for the linear gauge component using @ref and call the ChangePoinerValue method as shown in the following example.
@using Syncfusion.Blazor.LinearGauge
<button style="margin-left:34px" @onclick="ChangePoinerValue">Update pointer value</button>
<SfLinearGauge @ref="lineargauge" Width="250px" Height="250px">
</SfLinearGauge>
@code {
SfLinearGauge lineargauge;
void ChangePoinerValue()
{
lineargauge.SetPointerValue(0, 0, 30);
}
}
Available methods
SetAnnotationValue
Description: Dynamically set the annotation content to the linear gauge.
Return: void
| Argument name | Description |
|---|---|
| annotationIndex | Specifies the annotation index |
| content | Specifies the annotation text |
| axisValue | Specifies the axis value |
SetPointerValue
Description: Dynamically set the pointer value to the linear gauge.
Return: void
| Argument name | Description |
|---|---|
| axis index | Specifies the axis index |
| pointerIndex | Specifies the pointer index |
| value | Specifies the pointer value |
Refresh
Description: The component is rendered again. Whenever you make changes with the gauge properties.
Return: void
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