Add HexAttribute

Assets/NaughtyAttributes/Samples/DemoScene/DemoScene.unity

@@ -38,7 +38,7 @@ RenderSettings:
   m_ReflectionIntensity: 1
   m_CustomReflection: {fileID: 0}
   m_Sun: {fileID: 0}
-  m_IndirectSpecularColor: {r: 0.44657874, g: 0.49641258, b: 0.5748172, a: 1}
+  m_IndirectSpecularColor: {r: 0.18028378, g: 0.22571412, b: 0.30692285, a: 1}
   m_UseRadianceAmbientProbe: 0
 --- !u!157 &3
 LightmapSettings:
@@ -297,7 +297,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 9
+  m_RootOrder: 10
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &155697337
 MonoBehaviour:
@@ -494,7 +494,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 11
+  m_RootOrder: 12
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &607441875
 MonoBehaviour:
@@ -663,7 +663,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 15
+  m_RootOrder: 16
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &892661556
 MonoBehaviour:
@@ -711,7 +711,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 16
+  m_RootOrder: 17
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &933563386
 MonoBehaviour:
@@ -763,7 +763,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 12
+  m_RootOrder: 13
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &948946035
 MonoBehaviour:
@@ -813,7 +813,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 10
+  m_RootOrder: 11
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &993534227
 MonoBehaviour:
@@ -864,7 +864,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 7
+  m_RootOrder: 8
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1139446981
 MonoBehaviour:
@@ -917,6 +917,7 @@ Transform:
   - {fileID: 779670087}
   - {fileID: 2015414598}
   - {fileID: 1622801696}
+  - {fileID: 1536277549}
   - {fileID: 1139446980}
   - {fileID: 1552114400}
   - {fileID: 155697336}
@@ -1049,7 +1050,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 18
+  m_RootOrder: 19
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1194502639
 MonoBehaviour:
@@ -1092,7 +1093,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 14
+  m_RootOrder: 15
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1202167596
 MonoBehaviour:
@@ -1490,6 +1491,64 @@ MonoBehaviour:
       hideIfEnum: {x: 0.25, y: 0.75}
       hideIfEnumFlag: {x: 0, y: 0}
       hideIfEnumFlagMulti: {x: 0, y: 0}
+--- !u!1 &1536277548
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1536277549}
+  - component: {fileID: 1536277550}
+  m_Layer: 0
+  m_Name: Hex
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &1536277549
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1536277548}
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_Children: []
+  m_Father: {fileID: 1148579784}
+  m_RootOrder: 7
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &1536277550
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1536277548}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: a3ad78e38899d42479c9d5b1d73ef9b5, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  hexHexAssign: 42405
+  hexDecimalAssign: 1234
+  hexShort: 4660
+  hexByte: 204
+  hexULong: 18446744069720004216
+  hexMinimumWidth8: 0
+  hexMinimumWidth4: 291
+  hexMinimumWidth1: 291
+  hexMinimumWidth0: 291
+  hexMaximumValue: 65535
+  hexCantApply: 0
+  nest1:
+    hexNested1: 43981
+    nest2:
+      hexNested2: 4275878552
 --- !u!1 &1552114399
 GameObject:
   m_ObjectHideFlags: 0
@@ -1519,7 +1578,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 8
+  m_RootOrder: 9
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1552114401
 MonoBehaviour:
@@ -1864,7 +1923,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 13
+  m_RootOrder: 14
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1747151589
 MonoBehaviour:
@@ -2026,7 +2085,7 @@ Transform:
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_Children: []
   m_Father: {fileID: 1148579784}
-  m_RootOrder: 17
+  m_RootOrder: 18
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!114 &1989156460
 MonoBehaviour:

Assets/NaughtyAttributes/Scripts/Core/DrawerAttributes/HexAttribute.cs

@@ -0,0 +1,35 @@
+using System;
+using UnityEngine;
+
+namespace NaughtyAttributes
+{
+	[AttributeUsage(AttributeTargets.Field, AllowMultiple = false, Inherited = true)]
+	public class HexAttribute : DrawerAttribute
+	{
+		public int MinimumDisplayWidth { get; set; }
+
+		public HexAttribute(int minimumDisplayWidth = -1)
+		{
+			MinimumDisplayWidth = minimumDisplayWidth;
+		}
+
+		public int GetDefaultWidthForType(string propertyTypeName)
+		{
+			return propertyTypeName switch 
+			{
+				"byte" => 2,
+				"sbyte" => 2,
+				"char" => 4,
+				"int" => 8,
+				"uint" => 8,
+				"nint" => IntPtr.Size * 2,
+				"nuint" => UIntPtr.Size * 2,
+				"long" => 16,
+				"ulong" => 16,
+				"short" => 4,
+				"ushort" => 4,
+				_ => 0,
+			};
+		}
+	}
+}

Assets/NaughtyAttributes/Scripts/Editor/PropertyDrawers/HexPropertyDrawer.cs

@@ -0,0 +1,78 @@
+using System.Globalization;
+using UnityEditor;
+using UnityEngine;
+
+namespace NaughtyAttributes.Editor
+{
+	[CustomPropertyDrawer(typeof(HexAttribute))]
+	public class HexPropertyDrawer : PropertyDrawerBase
+	{
+		private const string TypeWarningMessage = "{0} must be an integer type";
+
+		protected override float GetPropertyHeight_Internal(SerializedProperty property, GUIContent label)
+		{
+			bool validPropertyType = property.propertyType == SerializedPropertyType.Integer;
+
+			return validPropertyType
+					   ? GetPropertyHeight(property)
+					   : GetPropertyHeight(property) + GetHelpBoxHeight();
+		}
+
+		protected override void OnGUI_Internal(Rect rect, SerializedProperty property, GUIContent label)
+		{
+			HexAttribute hexAttribute = (HexAttribute)attribute;
+
+			EditorGUI.BeginProperty(rect, label, property);
+
+			switch (property.propertyType)
+			{
+				case SerializedPropertyType.Integer:
+					DrawPropertyForInt(rect, property, label, hexAttribute);
+					break;
+				default:
+					string message = string.Format(TypeWarningMessage, property.name);
+					DrawDefaultPropertyAndHelpBox(rect, property, message, MessageType.Warning);
+					break;
+			}
+
+			EditorGUI.EndProperty();
+		}
+
+
+		private static void DrawPropertyForInt(Rect rect, SerializedProperty property, GUIContent label, HexAttribute hexAttribute)
+		{
+			int width = hexAttribute.MinimumDisplayWidth;
+
+			if (width < 0)
+			{
+				width = hexAttribute.GetDefaultWidthForType(property.type);
+			}
+
+			string stringValue = width <= 0
+									 ? $"0x{property.longValue:X}"
+									 : "0x" + property.longValue.ToString($"X{width}");
+
+			stringValue = EditorGUI.TextField(rect, label, stringValue).ToLower();
+
+			if (stringValue.StartsWith("0x"))
+			{
+				// strip the 0x from the beginning, then parse as hex.
+				string no0X = stringValue.Remove(0, 2);
+				if (long.TryParse(no0X, NumberStyles.HexNumber, CultureInfo.CurrentCulture, out long resultHex))
+				{
+					property.longValue = resultHex;
+				}
+			}
+			else if (long.TryParse(stringValue, NumberStyles.Any, CultureInfo.CurrentCulture, out long resultAny))
+			{
+				// no 0x, parse the number as decimal
+				property.longValue = resultAny;
+			}
+			else if (string.IsNullOrWhiteSpace(stringValue))
+			{
+				// no value, default to zero.
+				property.longValue = 0;
+			}
+		}
+	}
+}

Assets/NaughtyAttributes/Scripts/Test/HexTest.cs

@@ -0,0 +1,51 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace NaughtyAttributes.Test
+{
+	public class HexTest : MonoBehaviour
+	{
+		[Hex]
+		public int hexHexAssign = 0xA5A5;
+		[Hex]
+		public int hexDecimalAssign = 1234;
+		[Hex]
+		public ushort hexShort = 0x1234;
+		[Hex]
+		public byte hexByte = 0xCC;
+		[Hex]
+		public ulong hexULong = 0xFFFFFFFF_12345678;
+		[Hex(MinimumDisplayWidth = 8)]
+		public int hexMinimumWidth8;
+		[Hex(MinimumDisplayWidth = 4)]
+		public int hexMinimumWidth4 = 0x123;
+		[Hex(MinimumDisplayWidth = 1)]
+		public int hexMinimumWidth1 = 0x123;
+		[Hex(MinimumDisplayWidth = 0)]
+		public int hexMinimumWidth0 = 0x123;
+		[Hex, MaxValue(ushort.MaxValue)]
+		public int hexMaximumValue = 0x0123FFFF;
+
+		[Hex]
+		public float hexCantApply;
+
+		public HexNest1 nest1;
+	}
+
+	[System.Serializable]
+	public class HexNest1
+	{
+		[Hex]
+		public int hexNested1 = 0xABCD;
+
+		public HexNest2 nest2;
+	}
+
+	[System.Serializable]
+	public class HexNest2
+	{
+		[Hex]
+		public uint hexNested2 = 0xFEDCBA98;
+	}
+}