osu-lazer/osu.Game/Graphics/UserInterface/OsuPasswordTextBox.cs

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE

using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Sprites;
using OpenTK;
using OpenTK.Graphics;

namespace osu.Game.Graphics.UserInterface
{
    public class OsuPasswordTextBox : OsuTextBox
    {
        protected override Drawable GetDrawableCharacter(char c) =>
            new Container
            {
                Size = new Vector2(CalculatedTextSize / 2, CalculatedTextSize),
                Children = new[]
                {
                    new CircularContainer
                    {
                        Anchor = Anchor.Centre,
                        RelativeSizeAxes = Axes.Both,
                        Size = new Vector2(0.8f),
                        Children = new[]
                        {
                            new Box
                            {
                                Colour = Color4.White,
                                RelativeSizeAxes = Axes.Both,
                            }
                        },
                    }
                }
            };
    }
}