备份CatanBuilding瘦身独立工程

LocalPackages/PaintIn3D/Runtime/Shared/Common/Examples/Scripts/CwDemoButton.cs

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+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace CW.Common
+{
+	/// <summary>This component turns the current UI element into a button that links to the specified action.</summary>
+	[ExecuteInEditMode]
+	[HelpURL(CwShared.HelpUrlPrefix + "CwDemoButton")]
+	[AddComponentMenu(CwShared.ComponentMenuPrefix + "Demo Button")]
+	public class CwDemoButton : MonoBehaviour, IPointerDownHandler
+	{
+		public enum LinkType
+		{
+			PreviousScene,
+			NextScene,
+			Publisher,
+			URL,
+			Isolate
+		}
+
+		public enum ToggleType
+		{
+			KeepSelected,
+			ToggleSelection,
+			SelectPrevious
+		}
+
+		/// <summary>The action that will be performed when this UI element is clicked.</summary>
+		public LinkType Link { set { link = value; } get { return link; } } [SerializeField] private LinkType link;
+
+		/// <summary>The URL that will be opened.</summary>
+		public string UrlTarget { set { urlTarget = value; } get { return urlTarget; } } [SerializeField] private string urlTarget;
+
+		/// <summary>If this GameObject is active, then the button will be faded in.</summary>
+		public Transform IsolateTarget { set { isolateTarget = value; } get { return isolateTarget; } } [SerializeField] private Transform isolateTarget;
+
+		/// <summary>If this button is already selected and you click/tap it again, what should happen?</summary>
+		public ToggleType IsolateToggle { set { isolateToggle = value; } get { return isolateToggle; } } [SerializeField] private ToggleType isolateToggle;
+
+		[System.NonSerialized]
+		private CanvasGroup cachedCanvasGroup;
+
+		[System.NonSerialized]
+		private Transform previousChild;
+
+		protected virtual void OnEnable()
+		{
+			cachedCanvasGroup = GetComponent<CanvasGroup>();
+		}
+
+		protected virtual void Update()
+		{
+			var group = GetComponent<CanvasGroup>();
+
+			if (group != null)
+			{
+				var alpha = 1.0f;
+
+				switch (link)
+				{
+					case LinkType.PreviousScene:
+					case LinkType.NextScene:
+					{
+						alpha = GetCurrentLevel() >= 0 && GetLevelCount() > 1 ? 1.0f : 0.0f;
+					}
+					break;
+					case LinkType.Isolate:
+					{
+						if (isolateTarget != null)
+						{
+							alpha = isolateTarget.gameObject.activeInHierarchy == true ? 1.0f : 0.5f;
+						}
+					}
+					break;
+				}
+
+				group.alpha          = alpha;
+				group.blocksRaycasts = alpha > 0.0f;
+				group.interactable   = alpha > 0.0f;
+			}
+		}
+
+		public void OnPointerDown(PointerEventData eventData)
+		{
+			switch (link)
+			{
+				case LinkType.PreviousScene:
+				{
+					var index = GetCurrentLevel();
+
+					if (index >= 0)
+					{
+						if (--index < 0)
+						{
+							index = GetLevelCount() - 1;
+						}
+
+						LoadLevel(index);
+					}
+				}
+				break;
+
+				case LinkType.NextScene:
+				{
+					var index = GetCurrentLevel();
+
+					if (index >= 0)
+					{
+						if (++index >= GetLevelCount())
+						{
+							index = 0;
+						}
+
+						LoadLevel(index);
+					}
+				}
+				break;
+
+				case LinkType.Publisher:
+				{
+					Application.OpenURL("https://carloswilkes.com");
+				}
+				break;
+
+				case LinkType.URL:
+				{
+					if (string.IsNullOrEmpty(urlTarget) == false)
+					{
+						Application.OpenURL(urlTarget);
+					}
+				}
+				break;
+
+				case LinkType.Isolate:
+				{
+					if (isolateTarget != null)
+					{
+						var parent = isolateTarget.transform.parent;
+						var active = isolateTarget.gameObject.activeSelf;
+
+						foreach (Transform child in parent.transform)
+						{
+							if (child.gameObject.activeSelf == true)
+							{
+								if (child != isolateTarget)
+								{
+									previousChild = child;
+								}
+
+								child.gameObject.SetActive(false);
+							}
+						}
+
+						switch (isolateToggle)
+						{
+							case ToggleType.KeepSelected:
+							{
+								isolateTarget.gameObject.SetActive(true);
+							}
+							break;
+
+							case ToggleType.ToggleSelection:
+							{
+								isolateTarget.gameObject.SetActive(active == false);
+							}
+							break;
+
+							case ToggleType.SelectPrevious:
+							{
+								if (active == true && previousChild != null)
+								{
+									previousChild.gameObject.SetActive(true);
+								}
+								else
+								{
+									isolateTarget.gameObject.SetActive(true);
+								}
+							}
+							break;
+						}
+					}
+				}
+				break;
+			}
+		}
+
+		private static int GetCurrentLevel()
+		{
+			var scene = UnityEngine.SceneManagement.SceneManager.GetActiveScene();
+			var index = scene.buildIndex;
+
+			if (index >= 0)
+			{
+				if (UnityEngine.SceneManagement.SceneManager.GetSceneByBuildIndex(index).handle != scene.handle)
+				{
+					return -1;
+				}
+			}
+
+			return index;
+		}
+
+		private static int GetLevelCount()
+		{
+			return UnityEngine.SceneManagement.SceneManager.sceneCountInBuildSettings;
+		}
+
+		private static void LoadLevel(int index)
+		{
+			UnityEngine.SceneManagement.SceneManager.LoadScene(index);
+		}
+	}
+}
+
+#if UNITY_EDITOR
+namespace CW.Common
+{
+	using UnityEditor;
+	using TARGET = CwDemoButton;
+
+	[CanEditMultipleObjects]
+	[CustomEditor(typeof(TARGET))]
+	public class CwDemoButton_Editor : CwEditor
+	{
+		protected override void OnInspector()
+		{
+			TARGET tgt; TARGET[] tgts; GetTargets(out tgt, out tgts);
+
+			Draw("link", "The action that will be performed when this UI element is clicked.");
+
+			BeginIndent();
+				if (Any(tgts, t => t.Link == CwDemoButton.LinkType.URL))
+				{
+					Draw("urlTarget", "The URL that will be opened.", "Target");
+				}
+				if (Any(tgts, t => t.Link == CwDemoButton.LinkType.Isolate))
+				{
+					Draw("isolateTarget", "If this GameObject is active, then the button will be faded in.", "Target");
+					Draw("isolateToggle", "If this button is already selected and you click/tap it again, what should happen?", "Toggle");
+				}
+			EndIndent();
+		}
+	}
+}
+#endif