67 lines
2.5 KiB
C#
67 lines
2.5 KiB
C#
#if UNITY_EDITOR
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using System.Collections;
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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 AlicizaX.UXTool
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{
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public class FindContainerLogic
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{
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public static bool ObjectFit(GameObject obj)
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{
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if (obj == null) return false;
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//Graphic[] components = obj.GetComponents<Graphic>();
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//if (components == null || components.Length == 0) return false;
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return obj.activeInHierarchy && obj.GetComponent<RectTransform>() != null && obj.GetComponent<StageEngine>() == null && obj != PrefabStageUtils.StageRoot.gameObject;
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}
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/// <summary>
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/// 只选中一个非 Root的节点时,拖动出来的节点应该和该节点同层级
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/// 未选中或者选中 根Canvas 节点，拖动出来的节点都在 根Canvas 子节点层级
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/// 选中多个时 拖动出来的节点在 根Canvas 子节点层级
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/// </summary>
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public static Transform GetObjectParent(GameObject[] selection)
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{
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var prefabStage = PrefabStageUtils.GetCurrentPrefabStage();
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if (prefabStage != null)
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{
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//Prefab编辑模式下,需要额外区分是否是Canvas (Environment)
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if (selection.Length == 1
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&& !selection[0].name.Equals("Canvas (Environment)")
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&& selection[0].transform != prefabStage.prefabContentsRoot.transform)
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{
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return selection[0].transform.parent.transform;
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}
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else
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{
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return prefabStage.prefabContentsRoot.transform;
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}
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}
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else
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{
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if (selection.Length == 1)
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{
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if (selection[0].transform == selection[0].transform.root)
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{
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return selection[0].transform.root;
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}
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else
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{
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return selection[0].transform.parent.transform;
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}
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}
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else
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{
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if (Object.FindObjectsOfType<Canvas>().Length == 0)
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{
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new GameObject("Canvas", typeof(Canvas), typeof(CanvasScaler), typeof(GraphicRaycaster));
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}
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return Object.FindObjectsOfType<Canvas>()[0].transform;
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}
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}
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}
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}
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}
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#endif |