mirror of https://github.com/ppy/osu
59 lines
2.0 KiB
C#
59 lines
2.0 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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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.Effects;
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using osuTK;
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namespace osu.Game.Graphics.Containers
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{
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/// <summary>
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/// Display an icon that is forced to scale to the size of this container.
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/// </summary>
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public class ConstrainedIconContainer : CompositeDrawable
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{
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public Drawable Icon
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{
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get => InternalChild;
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set => InternalChild = value;
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}
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/// <summary>
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/// Determines an edge effect of this <see cref="Container"/>.
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/// Edge effects are e.g. glow or a shadow.
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/// Only has an effect when <see cref="CompositeDrawable.Masking"/> is true.
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/// </summary>
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public new EdgeEffectParameters EdgeEffect
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{
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get => base.EdgeEffect;
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set => base.EdgeEffect = value;
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}
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protected override void Update()
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{
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base.Update();
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if (InternalChildren.Count > 0 && InternalChild.DrawSize.X > 0)
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{
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// We're modifying scale here for a few reasons
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// - Guarantees correctness if BorderWidth is being used
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// - If we were to use RelativeSize/FillMode, we'd need to set the Icon's RelativeSizeAxes directly.
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// We can't do this because we would need access to AutoSizeAxes to set it to none.
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// Other issues come up along the way too, so it's not a good solution.
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var fitScale = Math.Min(DrawSize.X / InternalChild.DrawSize.X, DrawSize.Y / InternalChild.DrawSize.Y);
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InternalChild.Scale = new Vector2(fitScale);
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InternalChild.Anchor = Anchor.Centre;
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InternalChild.Origin = Anchor.Centre;
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}
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}
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public ConstrainedIconContainer()
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{
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Masking = true;
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}
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}
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}
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