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Fix ScalableContainer irrepairably altering content size

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smoogipoo
2018-04-02 13:04:47 +09:00
parent cc70f7182a
commit 551ba6ac4b
6 changed files with 38 additions and 25 deletions
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47
osu.Game/Rulesets/UI/ScalableContainer.cs
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@ -1,6 +1,7 @@
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using OpenTK;
@ -12,13 +13,16 @@ namespace osu.Game.Rulesets.UI
/// </summary>
public class ScalableContainer : Container
{
/// <summary>
/// A function that converts coordinates from gamefield to screen space.
/// </summary>
public Func<Vector2, Vector2> GamefieldToScreenSpace => scaledContent.GamefieldToScreenSpace;
/// <summary>
/// The scaled content.
/// </summary>
public readonly Container ScaledContent;
protected override Container<Drawable> Content => content;
private readonly Container content;
private readonly ScaledContainer scaledContent;
protected override Container<Drawable> Content => scaledContent;
/// <summary>
/// A <see cref="Container"/> which can have its internal coordinate system scaled to a specific size.
@ -31,17 +35,21 @@ namespace osu.Game.Rulesets.UI
/// </param>
public ScalableContainer(float? customWidth = null, float? customHeight = null)
{
AddInternal(ScaledContent = new ScaledContainer
AddInternal(scaledContent = new ScaledContainer
{
CustomWidth = customWidth,
CustomHeight = customHeight,
RelativeSizeAxes = Axes.Both,
Child = content = new Container { RelativeSizeAxes = Axes.Both }
});
}
private class ScaledContainer : Container
{
/// <summary>
/// A function that converts coordinates from gamefield to screen space.
/// </summary>
public Func<Vector2, Vector2> GamefieldToScreenSpace => content.ToScreenSpace;
/// <summary>
/// The value to scale the width of the content to match.
/// If null, <see cref="CustomHeight"/> is used.
@ -54,6 +62,22 @@ namespace osu.Game.Rulesets.UI
/// </summary>
public float? CustomHeight;
private readonly Container content;
protected override Container<Drawable> Content => content;
public ScaledContainer()
{
AddInternal(content = new Container { RelativeSizeAxes = Axes.Both });
}
protected override void Update()
{
base.Update();
content.Scale = sizeScale;
content.Size = Vector2.Divide(Vector2.One, sizeScale);
}
/// <summary>
/// The scale that is required for the size of the content to match <see cref="CustomWidth"/> and <see cref="CustomHeight"/>.
/// </summary>
@ -70,17 +94,6 @@ namespace osu.Game.Rulesets.UI
return Vector2.One;
}
}
/// <summary>
/// Scale the content to the required container size by multiplying by <see cref="sizeScale"/>.
/// </summary>
protected override Vector2 DrawScale => sizeScale * base.DrawScale;
protected override void Update()
{
base.Update();
RelativeChildSize = new Vector2(CustomWidth.HasValue ? sizeScale.X : RelativeChildSize.X, CustomHeight.HasValue ? sizeScale.Y : RelativeChildSize.Y);
}
}
}
}