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osu-lazer/osu.Game/Online/Chat/StandAloneChatDisplay.cs
2019-10-23 00:26:47 +09:00

175 lines
5.3 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;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Graphics.UserInterface;
using osu.Game.Graphics;
using osu.Game.Graphics.UserInterface;
using osu.Game.Overlays.Chat;
using osuTK.Graphics;
namespace osu.Game.Online.Chat
{
/// <summary>
/// Display a chat channel in an insolated region.
/// </summary>
public class StandAloneChatDisplay : CompositeDrawable
{
public readonly Bindable<Channel> Channel = new Bindable<Channel>();
private readonly FocusedTextBox textbox;
protected ChannelManager ChannelManager;
private DrawableChannel drawableChannel;
private readonly bool postingTextbox;
private const float textbox_height = 30;
/// <summary>
/// Construct a new instance.
/// </summary>
/// <param name="postingTextbox">Whether a textbox for posting new messages should be displayed.</param>
public StandAloneChatDisplay(bool postingTextbox = false)
{
this.postingTextbox = postingTextbox;
CornerRadius = 10;
Masking = true;
InternalChildren = new Drawable[]
{
new Box
{
Colour = Color4.Black,
Alpha = 0.8f,
RelativeSizeAxes = Axes.Both
},
};
if (postingTextbox)
{
AddInternal(textbox = new FocusedTextBox
{
RelativeSizeAxes = Axes.X,
Height = textbox_height,
PlaceholderText = "type your message",
OnCommit = postMessage,
ReleaseFocusOnCommit = false,
HoldFocus = true,
Anchor = Anchor.BottomLeft,
Origin = Anchor.BottomLeft,
});
}
Channel.BindValueChanged(channelChanged);
}
[BackgroundDependencyLoader(true)]
private void load(ChannelManager manager)
{
if (ChannelManager == null)
ChannelManager = manager;
}
private void postMessage(TextBox sender, bool newtext)
{
var text = textbox.Text.Trim();
if (string.IsNullOrWhiteSpace(text))
return;
if (text[0] == '/')
ChannelManager?.PostCommand(text.Substring(1), Channel.Value);
else
ChannelManager?.PostMessage(text, target: Channel.Value);
textbox.Text = string.Empty;
}
public void Contract()
{
this.FadeIn(300);
this.MoveToY(0, 500, Easing.OutQuint);
}
public void Expand()
{
this.FadeOut(200);
this.MoveToY(100, 500, Easing.In);
}
protected virtual ChatLine CreateMessage(Message message) => new StandAloneMessage(message);
private void channelChanged(ValueChangedEvent<Channel> e)
{
drawableChannel?.Expire();
if (e.NewValue == null) return;
AddInternal(drawableChannel = new StandAloneDrawableChannel(e.NewValue)
{
CreateChatLineAction = CreateMessage,
Padding = new MarginPadding { Bottom = postingTextbox ? textbox_height : 0 }
});
}
protected class StandAloneDrawableChannel : DrawableChannel
{
public Func<Message, ChatLine> CreateChatLineAction;
protected override ChatLine CreateChatLine(Message m) => CreateChatLineAction(m);
protected override DaySeparator CreateDaySeparator(DateTimeOffset time) => new CustomDaySeparator(time);
public StandAloneDrawableChannel(Channel channel)
: base(channel)
{
}
[BackgroundDependencyLoader]
private void load()
{
ChatLineFlow.Padding = new MarginPadding { Horizontal = 0 };
}
private class CustomDaySeparator : DaySeparator
{
public CustomDaySeparator(DateTimeOffset time)
: base(time)
{
}
[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
Colour = colours.Yellow;
TextSize = 14;
LineHeight = 1;
Padding = new MarginPadding { Horizontal = 10 };
Margin = new MarginPadding { Vertical = 5 };
}
}
}
protected class StandAloneMessage : ChatLine
{
protected override float TextSize => 15;
protected override float HorizontalPadding => 10;
protected override float MessagePadding => 120;
protected override float TimestampPadding => 50;
public StandAloneMessage(Message message)
: base(message)
{
}
}
}
}