docs: remove transformation content for legacy graph panel (#105534)

docs: remove content for legacy graph panel

Given the legacy panel is not compatible with G12 - our current docs should not cover it and we can remove from the page
This commit is contained in:
David Harris
2025-05-17 13:57:14 +01:00
committed by GitHub
parent d0637bba5b
commit a3952ff85a
@@ -188,28 +188,3 @@ You can add as many thresholds to a visualization as you want. Grafana automatic
1. Click **Back to dashboard** and then **Exit edit**.
To delete a threshold, navigate to the panel that contains the threshold and click the trash icon next to the threshold you want to remove.
## Add a threshold to a legacy graph panel
{{< admonition type="caution" >}}
Starting with Grafana v11, the legacy graph panel will be deprecated along with all other Angular panel plugins. For more information, refer to [Angular support deprecation](https://grafana.com/docs/grafana/<GRAFANA_VERSION>/developers/angular_deprecation/).
{{< /admonition >}}
In the Graph panel visualization, thresholds enable you to add lines or sections to a graph to make it easier to recognize when the graph crosses a threshold.
1. Navigate to the graph panel to which you want to add a threshold.
1. On the **Panel** tab, click **Thresholds**.
1. Click **Add threshold**.
1. Complete the following fields:
- **T1 -** Both values are required to display a threshold.
- **lt** or **gt** - Select **lt** for less than or **gt** for greater than to indicate what the threshold applies to.
- **Value -** Enter a threshold value. Grafana draws a threshold line along the Y-axis at that value.
- **Color -** Choose a condition that corresponds to a color, or define your own color.
- **custom -** You define the fill color and line color.
- **critical -** Fill and line color are red.
- **warning -** Fill and line color are yellow.
- **ok -** Fill and line color are green.
- **Fill -** Toggle the display of the threshold fill.
- **Line -** Toggle the display of the threshold line.
- **Y-Axis -** Choose to display the y-axis on either the **left** or **right** of the panel.
1. Click **Save** to save the changes in the dashboard.