# GH_SliderBase.DrawSliderChannel delegate

Namespace: [Grasshopper.GUI.Base](https://developer.rhino3d.com/api/gh1/namespace/grasshopper.gui.base.md) · Assembly: [Grasshopper](https://developer.rhino3d.com/api/gh1/assembly/grasshopper.md)

```cs
public delegate GH_SliderBase.DrawSliderChannel
```

This delegate is used to intervene in the slider drawing process.

**Signature:**

```cs
void GH_SliderBase.DrawSliderChannel(GH_SliderBase slider, Graphics G)
```

**Parameters:**

- `slider` ([GH_SliderBase](https://developer.rhino3d.com/api/gh1/type/grasshopper.gui.base.gh-sliderbase.md)): Slider being drawn.
- `G` ([Graphics](https://learn.microsoft.com/dotnet/api/system.drawing.graphics)): Graphics object used for drawing.