145 lines
4.3 KiB
C#
145 lines
4.3 KiB
C#
using UnityEngine;
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#if UNITY_EDITOR
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using UnityEditor;
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#endif
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namespace XericLibrary.Runtime.UIGraph
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{
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/// <summary>
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/// 图元绘制器组件
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/// 支持多边形/矩形的内切圆/外切圆/椭圆等尺寸模式
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/// 参数写入 UV2-UV7 通道
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/// </summary>
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[AddComponentMenu("Xeric Library/UI/UIPrimitiveRenderer", 15)]
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public class UIPrimitiveRenderer : PrimitiveCacheRendererBase
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{
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public PrimitiveType primitiveType = PrimitiveType.Polygon;
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public SizeMode sizeMode = SizeMode.InscribedCircle;
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public Vector2 size = new Vector2(100f, 100f);
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public Vector2 centerOffset = Vector2.zero;
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[Range(-180f, 180f)]
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public float angle = 0f;
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[Range(3, 64)]
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public int sideCount = 6;
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[Range(0f, 1f)]
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public float chamferSize = 0f;
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[Range(1, 16)]
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public int chamferSegments = 4;
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public Color bgColor = Color.gray;
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public Color centerColor = Color.white;
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public Color borderColor = Color.black;
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[Range(0f, 50f)]
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public float borderThickness = 2f;
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public bool autoRebuild = true;
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private PrimitiveCacheEntry? m_CurrentEntry;
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protected override void OnEnable()
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{
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base.OnEnable();
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if (autoRebuild) RebuildPrimitive();
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}
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#if UNITY_EDITOR
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protected override void OnValidate()
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{
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base.OnValidate();
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if (sideCount < 3) sideCount = 3;
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if (autoRebuild && isActiveAndEnabled)
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{
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// 使用 EditorApplication.delayCall 避免 OnValidate 中的 SetVerticesDirty 警告
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EditorApplication.delayCall += () =>
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{
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if (this != null && isActiveAndEnabled)
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RebuildPrimitive();
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};
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}
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}
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#endif
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/// <summary>
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/// 重建图元
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/// </summary>
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public void RebuildPrimitive()
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{
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// 清除旧的图元
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ClearAll();
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var entry = new PrimitiveCacheEntry
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{
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type = primitiveType,
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sizeMode = sizeMode,
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center = centerOffset,
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size = size,
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angle = angle,
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@params = new PrimitiveParams
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{
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axisScaleX = 1f,
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axisScaleY = 1f,
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sideCount = sideCount,
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chamferSize = chamferSize,
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chamferSegments = chamferSegments,
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bgColor = bgColor,
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centerColor = centerColor,
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borderColor = borderColor,
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borderThickness = borderThickness,
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}
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};
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AddPrimitive(entry);
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m_CurrentEntry = entry;
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}
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/// <summary>
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/// 更新图元参数（不触发完全重建，只标记脏）
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/// </summary>
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public void UpdateParams(System.Action<PrimitiveCacheEntry> updater)
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{
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if (m_Primitives.Count == 0) return;
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var entry = m_Primitives[0];
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updater?.Invoke(entry);
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m_Primitives[0] = entry;
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SetPrimitiveDirty(0);
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}
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#region 便捷方法
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/// <summary>
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/// 快速设置为正多边形
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/// </summary>
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public void SetPolygon(int sides, float radius, Color? fill = null, Color? border = null)
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{
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primitiveType = PrimitiveType.Polygon;
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sizeMode = SizeMode.InscribedCircle;
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size = new Vector2(radius * 2f, radius * 2f);
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sideCount = Mathf.Max(3, sides);
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if (fill.HasValue) bgColor = fill.Value;
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if (border.HasValue) borderColor = border.Value;
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RebuildPrimitive();
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}
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/// <summary>
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/// 快速设置为矩形
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/// </summary>
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public void SetRectangle(float width, float height, Color? fill = null, Color? border = null)
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{
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primitiveType = PrimitiveType.Rectangle;
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sizeMode = SizeMode.InscribedEllipse;
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size = new Vector2(width, height);
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if (fill.HasValue) bgColor = fill.Value;
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if (border.HasValue) borderColor = border.Value;
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RebuildPrimitive();
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}
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#endregion
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}
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}
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