osu/osu.Game/Graphics/Sprites/OsuSpriteText.cs
2018-01-05 20:21:19 +09:00

64 lines
2.3 KiB
C#

// Copyright (c) 2007-2018 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.Sprites;
using osu.Framework.MathUtils;
using OpenTK;
using OpenTK.Graphics;
using osu.Framework.Graphics.Transforms;
namespace osu.Game.Graphics.Sprites
{
public class OsuSpriteText : SpriteText
{
public const float FONT_SIZE = 16;
public OsuSpriteText()
{
Shadow = true;
TextSize = FONT_SIZE;
}
protected override Drawable CreateFallbackCharacterDrawable()
{
var tex = GetTextureForCharacter('?');
if (tex != null)
{
float adjust = (RNG.NextSingle() - 0.5f) * 2;
return new Sprite
{
Texture = tex,
Origin = Anchor.Centre,
Anchor = Anchor.Centre,
Scale = new Vector2(1 + adjust * 0.2f),
Rotation = adjust * 15,
Colour = Color4.White,
};
}
return base.CreateFallbackCharacterDrawable();
}
}
public static class OsuSpriteTextTransformExtensions
{
/// <summary>
/// Sets <see cref="OsuSpriteText.Text"/> to a new value after a duration.
/// </summary>
/// <returns>A <see cref="TransformSequence{T}"/> to which further transforms can be added.</returns>
public static TransformSequence<T> TransformTextTo<T>(this T spriteText, string newText, double duration = 0, Easing easing = Easing.None)
where T : OsuSpriteText
=> spriteText.TransformTo(nameof(OsuSpriteText.Text), newText, duration, easing);
/// <summary>
/// Sets <see cref="OsuSpriteText.Text"/> to a new value after a duration.
/// </summary>
/// <returns>A <see cref="TransformSequence{T}"/> to which further transforms can be added.</returns>
public static TransformSequence<T> TransformTextTo<T>(this TransformSequence<T> t, string newText, double duration = 0, Easing easing = Easing.None)
where T : OsuSpriteText
=> t.Append(o => o.TransformTextTo(newText, duration, easing));
}
}