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78 lines
2.3 KiB
C#
78 lines
2.3 KiB
C#
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//Copyright (c) 2007-2016 ppy Pty Ltd <contact@ppy.sh>.
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//Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Graphics.Transformations;
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using osu.Game.Online.Chat.Display.osu.Online.Social;
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using OpenTK;
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namespace osu.Game.Online.Chat.Display
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{
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public class ChannelDisplay : FlowContainer
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{
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private readonly Channel channel;
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private FlowContainer flow;
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public ChannelDisplay(Channel channel)
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{
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this.channel = channel;
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newMessages(channel.Messages);
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channel.NewMessagesArrived += newMessages;
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RelativeSizeAxes = Axes.X;
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Direction = FlowDirection.VerticalOnly;
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Add(new SpriteText
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{
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Text = channel.Name
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});
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Add(new ScrollContainer
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{
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RelativeSizeAxes = Axes.X,
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Size = new Vector2(1, 200),
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Children = new Drawable[]
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{
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flow = new FlowContainer
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{
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Direction = FlowDirection.VerticalOnly,
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RelativeSizeAxes = Axes.X,
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LayoutEasing = EasingTypes.Out,
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Padding = new Vector2(1, 1)
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}
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}
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});
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}
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protected override void Dispose(bool isDisposing)
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{
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base.Dispose(isDisposing);
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channel.NewMessagesArrived -= newMessages;
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}
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public override void Load()
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{
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base.Load();
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newMessages(channel.Messages);
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}
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private void newMessages(IEnumerable<Message> newMessages)
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{
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if (!IsLoaded) return;
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var displayMessages = newMessages.Skip(Math.Max(0, newMessages.Count() - 20));
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//up to last 20 messages
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foreach (Message m in displayMessages)
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flow.Add(new ChatLine(m));
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while (flow.Children.Count() > 20)
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flow.Remove(flow.Children.First());
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}
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}
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}
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