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move to namespace + add serialization extensions

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This commit is contained in:
Hubert Mattusch 2022-09-17 22:17:12 +02:00
parent 51223864a6
commit 63f98cd79b
5 changed files with 98 additions and 39 deletions
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8
Editor.meta Normal file
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folderAsset: yes
DefaultImporter:
externalObjects: {}
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32
Editor/SerializationExtentions.cs Normal file
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using System;
using UnityEditor;
namespace NEG.Utils.Serialization
{
public static class SerializationExtentions
{
public static SerializedProperty FindAutoProperty(this SerializedObject @this, string name)
{
return @this.FindProperty(GetBackingFieldName(name));
}
public static SerializedProperty FindAutoPropertyRelative(this SerializedProperty @this, string name)
{
return @this.FindPropertyRelative(GetBackingFieldName(name));
}
private static string GetBackingFieldName(string name)
{
#if NET_STANDARD || NET_STANDARD_2_1
return string.Create(1/*<*/ + name.Length + 16/*>k__BackingField*/, name, static (span, name) =>
{
span[0] = '<';
name.AsSpan().CopyTo(span[1..]);
">k__BackingField".AsSpan().CopyTo(span[(name.Length + 1)..]);
});
#else
return '<' + name + ">k__BackingField";
#endif
}
}
}

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Editor/SerializationExtentions.cs.meta Normal file
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guid: 0a42993224bbc704dbe244661de48913
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externalObjects: {}
serializedVersion: 2
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64
RequireInterface/Editor/RequireInterfaceDrawer.cs
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@ -3,39 +3,43 @@ using UnityEditor;
/// <summary>
/// Drawer for the RequireInterface attribute.
/// </summary>
[CustomPropertyDrawer(typeof(RequireInterfaceAttribute))]
public class RequireInterfaceDrawer : PropertyDrawer
namespace NEG.Utils
{
/// <summary>
/// Overrides GUI drawing for the attribute.
/// </summary>
/// <param name="position">Position.</param>
/// <param name="property">Property.</param>
/// <param name="label">Label.</param>
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
[CustomPropertyDrawer(typeof(RequireInterfaceAttribute))]
public class RequireInterfaceDrawer : PropertyDrawer
{
// Check if this is reference type property.
if (property.propertyType == SerializedPropertyType.ObjectReference)
/// <summary>
/// Overrides GUI drawing for the attribute.
/// </summary>
/// <param name="position">Position.</param>
/// <param name="property">Property.</param>
/// <param name="label">Label.</param>
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
// Get attribute parameters.
var requiredAttribute = this.attribute as RequireInterfaceAttribute;
// Begin drawing property field.
EditorGUI.BeginProperty(position, label, property);
// Draw property field.
property.objectReferenceValue = EditorGUI.ObjectField(position, label, property.objectReferenceValue, requiredAttribute.requiredType, true);
// Finish drawing property field.
EditorGUI.EndProperty();
}
else
{
// If field is not reference, show error message.
// Save previous color and change GUI to red.
var previousColor = GUI.color;
GUI.color = Color.red;
// Display label with error message.
EditorGUI.LabelField(position, label, new GUIContent("Property is not a reference type"));
// Revert color change.
GUI.color = previousColor;
// Check if this is reference type property.
if (property.propertyType == SerializedPropertyType.ObjectReference)
{
// Get attribute parameters.
var requiredAttribute = this.attribute as RequireInterfaceAttribute;
// Begin drawing property field.
EditorGUI.BeginProperty(position, label, property);
// Draw property field.
property.objectReferenceValue = EditorGUI.ObjectField(position, label, property.objectReferenceValue, requiredAttribute.requiredType, true);
// Finish drawing property field.
EditorGUI.EndProperty();
}
else
{
// If field is not reference, show error message.
// Save previous color and change GUI to red.
var previousColor = GUI.color;
GUI.color = Color.red;
// Display label with error message.
EditorGUI.LabelField(position, label, new GUIContent("Property is not a reference type"));
// Revert color change.
GUI.color = previousColor;
}
}
}
}

22
RequireInterface/RequireInterfaceAttribute.cs
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@ -2,16 +2,20 @@ using UnityEngine;
/// <summary>
/// Attribute that require implementation of the provided interface.
/// </summary>
public class RequireInterfaceAttribute : PropertyAttribute
namespace NEG.Utils
{
// Interface type.
public System.Type requiredType { get; private set; }
/// <summary>
/// Requiring implementation of the <see cref="T:RequireInterfaceAttribute"/> interface.
/// </summary>
/// <param name="type">Interface type.</param>
public RequireInterfaceAttribute(System.Type type)
public class RequireInterfaceAttribute : PropertyAttribute
{
this.requiredType = type;
// Interface type.
public System.Type requiredType { get; private set; }
/// <summary>
/// Requiring implementation of the <see cref="T:RequireInterfaceAttribute"/> interface.
/// </summary>
/// <param name="type">Interface type.</param>
public RequireInterfaceAttribute(System.Type type)
{
this.requiredType = type;
}
}
}