From e846c64d6f927879cb8a095e62d773a8d7b3c9f4 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 15 Oct 2020 07:24:10 +0800
Subject: *ability system

---
 .../AdvancedInspector/Attributes/Background.cs     | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 Assets/Plugins/AdvancedInspector/Attributes/Background.cs

(limited to 'Assets/Plugins/AdvancedInspector/Attributes/Background.cs')

diff --git a/Assets/Plugins/AdvancedInspector/Attributes/Background.cs b/Assets/Plugins/AdvancedInspector/Attributes/Background.cs
new file mode 100644
index 00000000..e5ade555
--- /dev/null
+++ b/Assets/Plugins/AdvancedInspector/Attributes/Background.cs
@@ -0,0 +1,100 @@
+using System;
+using UnityEngine;
+using System.Reflection;
+using System.Collections.Generic;
+
+namespace AdvancedInspector
+{
+    /// <summary>
+    /// Changes the color of the background of an expandable item.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Class | AttributeTargets.Struct)]
+    public class BackgroundAttribute : Attribute, IRuntimeAttribute<Color>
+    {
+        public delegate Color BackgroundDelegate();
+        public delegate Color BackgroundStaticDelegate(BackgroundAttribute background, object instance, object value);
+
+        private Color color = Color.clear;
+
+        /// <summary>
+        /// Give this item's background a color.
+        /// </summary>
+        public Color Color
+        {
+            get { return color; }
+            set { color = value; }
+        }
+
+        #region IRuntime Implementation
+        private string methodName = "";
+
+        public string MethodName
+        {
+            get { return methodName; }
+            set { methodName = value; }
+        }
+
+        public Type Template
+        {
+            get { return typeof(BackgroundDelegate); }
+        }
+
+        public Type TemplateStatic
+        {
+            get { return typeof(BackgroundStaticDelegate); }
+        }
+
+        private List<Delegate> delegates = new List<Delegate>();
+
+        public List<Delegate> Delegates
+        {
+            get { return delegates; }
+            set { delegates = value; }
+        }
+
+        public Color Invoke(int index, object instance, object value)
+        {
+            if (delegates.Count == 0 || index >= delegates.Count)
+                return color;
+
+            try
+            {
+                if (delegates[index].Target == null)
+                {
+                    return (Color)delegates[index].DynamicInvoke(this, instance, value);
+                }
+                else
+                {
+                    return (Color)delegates[index].DynamicInvoke();
+                }
+            }
+            catch (Exception e)
+            {
+                if (e is TargetInvocationException)
+                    e = ((TargetInvocationException)e).InnerException;
+
+                Debug.LogError(string.Format("Invoking a method to retrieve a Background attribute failed. The exception was \"{0}\".", e.Message));
+                return color;
+            }
+        }
+        #endregion
+
+        public BackgroundAttribute(string methodName)
+        {
+            this.methodName = methodName;
+        }
+
+        public BackgroundAttribute(Delegate method)
+        {
+            this.delegates.Add(method);
+        }
+
+        public BackgroundAttribute(float r, float g, float b)
+            : this(r, g, b, 1) { }
+
+        public BackgroundAttribute(float r, float g, float b, float a)
+        {
+            this.color = new Color(r, g, b, a);
+        }
+    }
+}
\ No newline at end of file
-- 
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