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osu-lazer/osu.Game/Graphics/UserInterface/OsuTextBox.cs
2021-01-19 17:11:40 +09:00

214 lines
7.0 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Audio.Sample;
using osu.Framework.Audio.Track;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Sprites;
using osu.Framework.Graphics.UserInterface;
using osu.Game.Graphics.Sprites;
using osuTK.Graphics;
using osu.Framework.Extensions.Color4Extensions;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input.Events;
using osu.Framework.Utils;
using osu.Game.Beatmaps.ControlPoints;
using osu.Game.Graphics.Containers;
using osuTK;
namespace osu.Game.Graphics.UserInterface
{
public class OsuTextBox : BasicTextBox
{
private readonly Sample[] textAddedSamples = new Sample[4];
private Sample capsTextAddedSample;
private Sample textRemovedSample;
private Sample textCommittedSample;
private Sample caretMovedSample;
/// <summary>
/// Whether to allow playing a different samples based on the type of character.
/// If set to false, the same sample will be used for all characters.
/// </summary>
protected virtual bool AllowUniqueCharacterSamples => true;
protected override float LeftRightPadding => 10;
protected override float CaretWidth => 3;
protected override SpriteText CreatePlaceholder() => new OsuSpriteText
{
Font = OsuFont.GetFont(italics: true),
Colour = new Color4(180, 180, 180, 255),
Margin = new MarginPadding { Left = 2 },
};
public OsuTextBox()
{
Height = 40;
TextContainer.Height = 0.5f;
CornerRadius = 5;
LengthLimit = 1000;
Current.DisabledChanged += disabled => { Alpha = disabled ? 0.3f : 1; };
}
[BackgroundDependencyLoader]
private void load(OsuColour colour, AudioManager audio)
{
BackgroundUnfocused = Color4.Black.Opacity(0.5f);
BackgroundFocused = OsuColour.Gray(0.3f).Opacity(0.8f);
BackgroundCommit = BorderColour = colour.Yellow;
for (int i = 0; i < textAddedSamples.Length; i++)
textAddedSamples[i] = audio.Samples.Get($@"Keyboard/key-press-{1 + i}");
capsTextAddedSample = audio.Samples.Get(@"Keyboard/key-caps");
textRemovedSample = audio.Samples.Get(@"Keyboard/key-delete");
textCommittedSample = audio.Samples.Get(@"Keyboard/key-confirm");
caretMovedSample = audio.Samples.Get(@"Keyboard/key-movement");
}
protected override Color4 SelectionColour => new Color4(249, 90, 255, 255);
protected override void OnUserTextAdded(string added)
{
base.OnUserTextAdded(added);
if (added.Any(char.IsUpper) && AllowUniqueCharacterSamples)
capsTextAddedSample?.Play();
else
textAddedSamples[RNG.Next(0, 3)]?.Play();
}
protected override void OnUserTextRemoved(string removed)
{
base.OnUserTextRemoved(removed);
textRemovedSample?.Play();
}
protected override void OnTextCommitted(bool textChanged)
{
base.OnTextCommitted(textChanged);
textCommittedSample?.Play();
}
protected override void OnCaretMoved(bool selecting)
{
base.OnCaretMoved(selecting);
caretMovedSample?.Play();
}
protected override void OnFocus(FocusEvent e)
{
BorderThickness = 3;
base.OnFocus(e);
}
protected override void OnFocusLost(FocusLostEvent e)
{
BorderThickness = 0;
base.OnFocusLost(e);
}
protected override Drawable GetDrawableCharacter(char c) => new FallingDownContainer
{
AutoSizeAxes = Axes.Both,
Child = new OsuSpriteText { Text = c.ToString(), Font = OsuFont.GetFont(size: CalculatedTextSize) },
};
protected override Caret CreateCaret() => new OsuCaret
{
CaretWidth = CaretWidth,
SelectionColour = SelectionColour,
};
private class OsuCaret : Caret
{
private const float caret_move_time = 60;
private readonly CaretBeatSyncedContainer beatSync;
public OsuCaret()
{
RelativeSizeAxes = Axes.Y;
Size = new Vector2(1, 0.9f);
Colour = Color4.Transparent;
Anchor = Anchor.CentreLeft;
Origin = Anchor.CentreLeft;
Masking = true;
CornerRadius = 1;
InternalChild = beatSync = new CaretBeatSyncedContainer
{
RelativeSizeAxes = Axes.Both,
};
}
public override void Hide() => this.FadeOut(200);
public float CaretWidth { get; set; }
public Color4 SelectionColour { get; set; }
public override void DisplayAt(Vector2 position, float? selectionWidth)
{
beatSync.HasSelection = selectionWidth != null;
if (selectionWidth != null)
{
this.MoveTo(new Vector2(position.X, position.Y), 60, Easing.Out);
this.ResizeWidthTo(selectionWidth.Value + CaretWidth / 2, caret_move_time, Easing.Out);
this.FadeColour(SelectionColour, 200, Easing.Out);
}
else
{
this.MoveTo(new Vector2(position.X - CaretWidth / 2, position.Y), 60, Easing.Out);
this.ResizeWidthTo(CaretWidth, caret_move_time, Easing.Out);
this.FadeColour(Color4.White, 200, Easing.Out);
}
}
private class CaretBeatSyncedContainer : BeatSyncedContainer
{
private bool hasSelection;
public bool HasSelection
{
set
{
hasSelection = value;
if (value)
this.FadeTo(0.5f, 200, Easing.Out);
}
}
public CaretBeatSyncedContainer()
{
MinimumBeatLength = 300;
InternalChild = new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.White,
};
}
protected override void OnNewBeat(int beatIndex, TimingControlPoint timingPoint, EffectControlPoint effectPoint, ChannelAmplitudes amplitudes)
{
if (!hasSelection)
this.FadeTo(0.7f).FadeTo(0.4f, timingPoint.BeatLength, Easing.InOutSine);
}
}
}
}
}