9186b65b14
* Convert all shader prototype string literals to protoids in overlays * Convert more shader prototype literal strings to protoids * Convert ValidatePrototypeId to ProtoId * Later
59 lines
2.1 KiB
C#
59 lines
2.1 KiB
C#
using System.Numerics;
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using Robust.Client.AutoGenerated;
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using Robust.Client.Graphics;
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using Robust.Client.UserInterface.Controls;
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using Robust.Client.UserInterface.XAML;
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using Robust.Shared.Prototypes;
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namespace Content.Client.Paper.UI;
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[GenerateTypedNameReferences]
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public sealed partial class StampLabel : Label
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{
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private static readonly ProtoId<ShaderPrototype> PaperStamp = "PaperStamp";
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/// A scale that's applied to the text to ensure it
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/// fits in the allowed space.
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private Vector2 _textScaling = Vector2.One;
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/// Shader used to draw the stamps
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private ShaderInstance? _stampShader;
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/// Allows an additional orientation to be applied to
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/// this control.
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public float Orientation = 0.0f;
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public StampLabel()
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{
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RobustXamlLoader.Load(this);
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var prototypes = IoCManager.Resolve<IPrototypeManager>();
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_stampShader = prototypes.Index(PaperStamp).InstanceUnique();
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}
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protected override Vector2 MeasureOverride(Vector2 availableSize)
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{
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var desiredTextSize = base.MeasureOverride(availableSize);
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var clampedScale = Vector2.Min(availableSize / desiredTextSize, Vector2.One);
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var keepAspectRatio = MathF.Min(clampedScale.X, clampedScale.Y);
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const float shimmerReduction = 0.1f;
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_textScaling = Vector2.One * MathF.Round(keepAspectRatio / shimmerReduction) * shimmerReduction;
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return desiredTextSize;
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}
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protected override void Draw(DrawingHandleScreen handle)
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{
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var offset = new Vector2(PixelPosition.X * MathF.Cos(Orientation) - PixelPosition.Y * MathF.Sin(Orientation),
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PixelPosition.Y * MathF.Cos(Orientation) + PixelPosition.X * MathF.Sin(Orientation));
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_stampShader?.SetParameter("objCoord", GlobalPosition * UIScale * new Vector2(1, -1));
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handle.UseShader(_stampShader);
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handle.SetTransform(GlobalPixelPosition - PixelPosition + offset, Orientation, _textScaling);
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base.Draw(handle);
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// Restore a sane transform+shader
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handle.SetTransform(Matrix3x2.Identity);
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handle.UseShader(null);
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}
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}
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