63 lines
1.9 KiB
C#
63 lines
1.9 KiB
C#
/// Credit Melang
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/// Sourced from - http://forum.unity3d.com/members/melang.593409/
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using System.Collections.Generic;
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namespace UnityEngine.UI.Extensions
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{
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[AddComponentMenu("UI/Effects/Extensions/BestFit Outline")]
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public class BestFitOutline : Shadow
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{
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//
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// Constructors
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//
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protected BestFitOutline ()
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{
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}
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//
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// Methods
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//
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public override void ModifyMesh (Mesh mesh)
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{
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if (!this.IsActive ())
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{
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return;
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}
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List<UIVertex> verts = new List<UIVertex>();
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using (var helper = new VertexHelper(mesh))
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{
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helper.GetUIVertexStream(verts);
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}
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Text foundtext = GetComponent<Text>();
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float best_fit_adjustment = 1f;
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if (foundtext && foundtext.resizeTextForBestFit)
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{
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best_fit_adjustment = (float)foundtext.cachedTextGenerator.fontSizeUsedForBestFit / (foundtext.resizeTextMaxSize-1); //max size seems to be exclusive
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}
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int start = 0;
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int count = verts.Count;
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base.ApplyShadowZeroAlloc(verts, base.effectColor, start, verts.Count, base.effectDistance.x*best_fit_adjustment, base.effectDistance.y*best_fit_adjustment);
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start = count;
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count = verts.Count;
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base.ApplyShadowZeroAlloc(verts, base.effectColor, start, verts.Count, base.effectDistance.x*best_fit_adjustment, -base.effectDistance.y*best_fit_adjustment);
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start = count;
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count = verts.Count;
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base.ApplyShadowZeroAlloc(verts, base.effectColor, start, verts.Count, -base.effectDistance.x*best_fit_adjustment, base.effectDistance.y*best_fit_adjustment);
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start = count;
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count = verts.Count;
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base.ApplyShadowZeroAlloc(verts, base.effectColor, start, verts.Count, -base.effectDistance.x*best_fit_adjustment, -base.effectDistance.y*best_fit_adjustment);
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using (var helper = new VertexHelper())
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{
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helper.AddUIVertexTriangleStream(verts);
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helper.FillMesh(mesh);
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}
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}
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}
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}
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