using Windows.Win32.Graphics.GdiPlus; namespace System.Drawing.Imaging.Effects { public class MidtoneCurveEffect : ColorCurveEffect { public int Midtone => base.AdjustValue; public MidtoneCurveEffect(CurveChannel channel, int midtone) : base(CurveAdjustments.AdjustMidtone, channel, midtone) { } } }