Tooltip is not visible after providing tooltip tag in circular gauge
providers: [GaugeTooltipService]
// tooltip variable
public tooltip: object = {enable: true};
//html code
<ejs-circulargauge id="circular-container" [tooltip]="tooltip">
<e-axes>
<e-axis>
<e-pointers>
<e-pointer value=70></e-pointer>
</e-pointers>
</e-axis>
</e-axes>
</ejs-circulargauge>