Anti-alias on graph

On your image donut is draw with anti-alias. In my application it is see follow:

How to turn on anti-alias ?

Are you using the TAdvChartView or the TAdvGDIPChartView ?

I am using TAdvGDIPChartView

So, what about my question?

Do you select a TrueType font?

I talk not about captions. I talk about lines and circles.