The conversation between human and AI assistant.
What are does GraphicsPath and Invalidate in C#?
How are GraphicsPath and Invalidate used together in C#?
One common use case for GraphicsPath and Invalidate is when creating custom controls. For example, if you have a custom control that displays a complex shape, you might use a GraphicsPath object to define the shape and then call the Invalidate method to force the control to be repainted whenever its appearance needs to be updated.