udpate 0.6.2
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.UI;
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namespace XericLibrary.Runtime.Blueprint.Render
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{
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/// <summary>
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/// 层容器条目 —— 一层中挂载的所有渲染组件
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/// </summary>
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public sealed class LayerContainerEntry
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{
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/// <summary>容器根 GameObject，锚点撑满蓝图</summary>
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public GameObject Container;
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/// <summary>图元渲染器（节点矩形）</summary>
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public BlueprintPrimitiveRenderer PrimitiveRenderer;
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/// <summary>曲线渲染器（连线）</summary>
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public BlueprintCurveRenderer CurveRenderer;
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/// <summary>节点 → TMP Text 映射（挂在此容器下）</summary>
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public Dictionary<BlueprintNode, TMPro.TMP_Text> NodeTexts
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= new Dictionary<BlueprintNode, TMPro.TMP_Text>();
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}
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/// <summary>
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/// 共享层容器管理器 —— 管理桶排序中每一层的容器 GameObject。
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/// 一层一个容器，内部按 sibling 顺序挂载：
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/// 1. Image 背景（由 GridBackgroundTool 处理，挂 root 下）
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/// 2. __Curve（连线）
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/// 3. __Primitive（节点矩形）
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/// 4. TMP Text（节点文字）
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/// 各渲染工具通过此管理器共享同一组层容器。
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///
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/// 所有创建的 GameObject 默认 HideFlags.HideAndDontSave，
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/// 避免在编辑器→运行/运行→编辑器切换时残留场景。
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/// 调试时可通过 GraphTheoryBlueprintComponent._showDebugObjects 强制显示。
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/// </summary>
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public class LayerContainerManager
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{
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/// <summary>所有蓝图实例共享的层管理器（蓝图实例 → 层管理器）</summary>
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private static Dictionary<BlueprintGraph, LayerContainerManager> s_Instances
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= new Dictionary<BlueprintGraph, LayerContainerManager>();
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/// <summary>获取或创建指定蓝图实例的层容器管理器</summary>
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public static LayerContainerManager GetForGraph(BlueprintGraph graph, Transform renderRoot)
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{
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if (s_Instances.TryGetValue(graph, out var mgr) && mgr != null)
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return mgr;
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mgr = new LayerContainerManager(renderRoot);
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s_Instances[graph] = mgr;
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return mgr;
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}
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/// <summary>释放蓝图实例的层容器</summary>
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public static void ReleaseForGraph(BlueprintGraph graph)
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{
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if (s_Instances.TryGetValue(graph, out var mgr))
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{
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mgr.DestroyAll();
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s_Instances.Remove(graph);
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}
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}
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private readonly Transform _renderRoot;
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private readonly Dictionary<int, LayerContainerEntry> _layers
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= new Dictionary<int, LayerContainerEntry>();
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private LayerContainerManager(Transform renderRoot)
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{
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_renderRoot = renderRoot;
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}
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/// <summary>
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/// 获取指定层级的容器条目。不存在则创建。
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/// </summary>
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public LayerContainerEntry GetOrCreateLayer(int layer)
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{
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if (_layers.TryGetValue(layer, out var entry) && entry != null)
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return entry;
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// --- 创建容器 ---
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var container = new GameObject($"__BpLayer_{layer:D2}", typeof(RectTransform));
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container.hideFlags = HideFlags.HideAndDontSave;
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container.transform.SetParent(_renderRoot, false);
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var ctRt = container.GetComponent<RectTransform>();
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ctRt.anchorMin = Vector2.zero;
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ctRt.anchorMax = Vector2.one;
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ctRt.offsetMin = Vector2.zero;
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ctRt.offsetMax = Vector2.zero;
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entry = new LayerContainerEntry { Container = container };
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// --- 创建连线渲染器（底层） ---
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var curveGo = new GameObject("__Curve", typeof(RectTransform));
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curveGo.hideFlags = HideFlags.HideAndDontSave;
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curveGo.transform.SetParent(container.transform, false);
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var crRt = curveGo.GetComponent<RectTransform>();
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crRt.anchorMin = Vector2.zero;
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crRt.anchorMax = Vector2.one;
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crRt.offsetMin = Vector2.zero;
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crRt.offsetMax = Vector2.zero;
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entry.CurveRenderer = curveGo.AddComponent<BlueprintCurveRenderer>();
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// --- 创建图元渲染器（中层） ---
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var primGo = new GameObject("__Primitive", typeof(RectTransform));
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primGo.hideFlags = HideFlags.HideAndDontSave;
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primGo.transform.SetParent(container.transform, false);
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var prRt = primGo.GetComponent<RectTransform>();
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prRt.anchorMin = Vector2.zero;
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prRt.anchorMax = Vector2.one;
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prRt.offsetMin = Vector2.zero;
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prRt.offsetMax = Vector2.zero;
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entry.PrimitiveRenderer = primGo.AddComponent<BlueprintPrimitiveRenderer>();
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_layers[layer] = entry;
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ReorderAllContainers();
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return entry;
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}
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/// <summary>
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/// 尝试获取已存在的层容器（不创建）
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/// </summary>
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public LayerContainerEntry TryGetLayer(int layer)
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{
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_layers.TryGetValue(layer, out var entry);
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return entry;
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}
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/// <summary>
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/// 获取或创建节点文本（挂到指定层容器下）
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/// </summary>
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public TMPro.TMP_Text GetOrCreateNodeText(BlueprintNode node, int layer)
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{
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var entry = GetOrCreateLayer(layer);
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if (entry.NodeTexts.TryGetValue(node, out var text) && text != null)
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return text;
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var textGo = new GameObject($"__Text_{node.ElementId}", typeof(RectTransform));
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textGo.hideFlags = HideFlags.HideAndDontSave;
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textGo.transform.SetParent(entry.Container.transform, false);
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var tmp = textGo.AddComponent<TMPro.TextMeshProUGUI>();
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tmp.alignment = TMPro.TextAlignmentOptions.Center;
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tmp.fontSize = 12;
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tmp.enableAutoSizing = false;
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var rt = tmp.rectTransform;
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rt.pivot = new Vector2(0.5f, 0.5f);
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rt.anchorMin = new Vector2(0.5f, 0.5f);
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rt.anchorMax = new Vector2(0.5f, 0.5f);
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// 放到该层最末尾（覆盖矩形之上）
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tmp.rectTransform.SetAsLastSibling();
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entry.NodeTexts[node] = tmp;
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return tmp;
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}
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/// <summary>
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/// 尝试获取已存在的节点文本对象，不存在则返回 null。
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/// </summary>
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public TMPro.TMP_Text TryGetNodeText(BlueprintNode node, int layer)
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{
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if (!_layers.TryGetValue(layer, out var entry) || entry == null) return null;
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entry.NodeTexts.TryGetValue(node, out var text);
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return text;
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}
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/// <summary>
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/// 清除指定层容器的所有渲染内容（不清除容器结构）
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/// </summary>
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public void ClearLayer(int layer)
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{
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if (!_layers.TryGetValue(layer, out var entry) || entry == null) return;
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entry.PrimitiveRenderer?.ClearAll();
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entry.CurveRenderer?.ClearAll();
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foreach (var kvp in entry.NodeTexts)
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{
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if (kvp.Value != null)
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kvp.Value.gameObject.SetActive(false);
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}
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}
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/// <summary>
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/// 清理指定层中已不存在的节点的文本对象
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/// </summary>
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public void PruneDeadTexts(int layer, HashSet<BlueprintNode> aliveNodes)
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{
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if (!_layers.TryGetValue(layer, out var entry) || entry == null) return;
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var dead = new List<BlueprintNode>();
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foreach (var kvp in entry.NodeTexts)
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{
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if (!aliveNodes.Contains(kvp.Key))
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dead.Add(kvp.Key);
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}
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foreach (var node in dead)
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{
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if (entry.NodeTexts.TryGetValue(node, out var text) && text != null)
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{
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#if UNITY_EDITOR
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if (!Application.isPlaying)
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Object.DestroyImmediate(text.gameObject);
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else
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#endif
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Object.Destroy(text.gameObject);
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}
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entry.NodeTexts.Remove(node);
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}
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}
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/// <summary>
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/// 移除超出活跃范围的所有层容器
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/// </summary>
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public void PruneLayersAbove(int highestActiveLayer)
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{
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var toRemove = new List<int>();
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foreach (var kvp in _layers)
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{
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if (kvp.Key > highestActiveLayer)
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toRemove.Add(kvp.Key);
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}
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foreach (int layer in toRemove)
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{
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if (_layers.TryGetValue(layer, out var entry) && entry != null)
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{
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if (entry.Container != null)
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{
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#if UNITY_EDITOR
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if (!Application.isPlaying)
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Object.DestroyImmediate(entry.Container);
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else
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#endif
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Object.Destroy(entry.Container);
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}
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}
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_layers.Remove(layer);
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}
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}
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/// <summary>
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/// 销毁所有层容器
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/// </summary>
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public void DestroyAll()
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{
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foreach (var kvp in _layers)
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{
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if (kvp.Value?.Container != null)
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{
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#if UNITY_EDITOR
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if (!Application.isPlaying)
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Object.DestroyImmediate(kvp.Value.Container);
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else
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#endif
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Object.Destroy(kvp.Value.Container);
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}
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}
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_layers.Clear();
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}
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private void ReorderAllContainers()
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{
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var sorted = new List<KeyValuePair<int, LayerContainerEntry>>(_layers);
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sorted.Sort((a, b) => a.Key.CompareTo(b.Key));
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foreach (var kvp in sorted)
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kvp.Value.Container.transform.SetAsLastSibling();
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}
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}
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}
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