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osu-lazer/osu.Game/Overlays/Wiki/Markdown/WikiMarkdownImageBlock.cs
2023-10-17 17:48:45 +09:00

96 lines
3.0 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 Markdig.Syntax.Inlines;
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Containers.Markdown;
using osu.Framework.Graphics.Sprites;
using osuTK;
namespace osu.Game.Overlays.Wiki.Markdown
{
public partial class WikiMarkdownImageBlock : FillFlowContainer
{
[Resolved]
private IMarkdownTextFlowComponent parentFlowComponent { get; set; } = null!;
private readonly LinkInline linkInline;
public WikiMarkdownImageBlock(LinkInline linkInline)
{
this.linkInline = linkInline;
RelativeSizeAxes = Axes.X;
AutoSizeAxes = Axes.Y;
Direction = FillDirection.Vertical;
Spacing = new Vector2(0, 3);
}
[BackgroundDependencyLoader]
private void load()
{
MarkdownTextFlowContainer textFlow;
Children = new Drawable[]
{
new BlockMarkdownImage(linkInline),
textFlow = parentFlowComponent.CreateTextFlow().With(t =>
{
t.Anchor = Anchor.TopCentre;
t.Origin = Anchor.TopCentre;
t.TextAnchor = Anchor.TopCentre;
}),
};
textFlow.AddText(linkInline.Title);
}
private partial class BlockMarkdownImage : WikiMarkdownImage
{
public BlockMarkdownImage(LinkInline linkInline)
: base(linkInline)
{
AutoSizeAxes = Axes.Y;
RelativeSizeAxes = Axes.X;
}
protected override ImageContainer CreateImageContainer(string url) => new BlockImageContainer(url);
private partial class BlockImageContainer : ImageContainer
{
public BlockImageContainer(string url)
: base(url)
{
AutoSizeAxes = Axes.Y;
RelativeSizeAxes = Axes.X;
}
protected override Sprite CreateImageSprite() => new ImageSprite();
private partial class ImageSprite : Sprite
{
public ImageSprite()
{
Anchor = Anchor.TopCentre;
Origin = Anchor.TopCentre;
}
protected override void Update()
{
base.Update();
if (Width > Parent!.DrawWidth)
{
float ratio = Height / Width;
Width = Parent!.DrawWidth;
Height = ratio * Width;
}
}
}
}
}
}
}