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using UnityEngine;
using UnityEditor;
using System.Collections.Generic;
namespace Unity.DemoTeam.DigitalHuman
{
[CustomEditor(typeof(SkinAttachment)), CanEditMultipleObjects]
public class SkinAttachmentEditor : Editor
{
private Editor attachmentTargetEditor;
private HashSet<SkinAttachmentTarget> attachmentTargetSet = new HashSet<SkinAttachmentTarget>();
public override void OnInspectorGUI()
{
attachmentTargetSet.Clear();
if (target == null)
return;
if (targets.Length == 1)
{
var attachment = target as SkinAttachment;
if (attachment == null)
return;
EditorGUILayout.HelpBox(attachment.attached ? "Currently attached to " + attachment.target : "Currently detached.", MessageType.Info);
DrawGUIAttachDetach(attachment, attachmentTargetSet);
CommitTargetChanges(attachmentTargetSet);
EditorGUILayout.Separator();
base.OnInspectorGUI();
var attachmentTarget = (target as SkinAttachment).target;
if (attachmentTarget != null)
{
EditorGUILayout.Separator();
Editor.CreateCachedEditor(attachmentTarget, null, ref attachmentTargetEditor);
attachmentTargetEditor.DrawHeader();
attachmentTargetEditor.OnInspectorGUI();
}
}
else
{
EditorGUILayout.HelpBox("Multiple attachments selected.", MessageType.Warning);
foreach (var target in targets)
{
var attachment = target as SkinAttachment;
if (attachment == null)
continue;
EditorGUILayout.BeginHorizontal();
EditorGUILayout.ObjectField(attachment, typeof(SkinAttachment), false);
DrawGUIAttachDetach(attachment, attachmentTargetSet);
CommitTargetChanges(attachmentTargetSet);
EditorGUILayout.EndHorizontal();
}
}
}
public static void CommitTargetChanges(HashSet<SkinAttachmentTarget> attachmentTargetSet)
{
foreach (var attachmentTarget in attachmentTargetSet)
{
if (attachmentTarget != null)
attachmentTarget.CommitSubjectsIfRequired();
}
}
public static void DrawGUIAttachDetach(SkinAttachment attachment, HashSet<SkinAttachmentTarget> attachmentTargetSet)
{
EditorGUILayout.BeginVertical();
DrawGUIAttach(attachment, attachmentTargetSet);
DrawGUIDetach(attachment, attachmentTargetSet);
EditorGUILayout.EndVertical();
}
public static void DrawGUIAttach(SkinAttachment attachment, HashSet<SkinAttachmentTarget> attachmentTargetSet)
{
EditorGUI.BeginDisabledGroup(attachment.attached);
{
if (GUILayout.Button("Attach"))
{
attachmentTargetSet.Add(attachment.targetActive);
attachment.Attach(storePositionRotation: true);
attachmentTargetSet.Add(attachment.targetActive);
}
}
EditorGUI.EndDisabledGroup();
}
public static void DrawGUIDetach(SkinAttachment attachment, HashSet<SkinAttachmentTarget> attachmentTargetSet)
{
EditorGUI.BeginDisabledGroup(!attachment.attached);
{
EditorGUILayout.BeginHorizontal();
if (GUILayout.Button("Detach"))
{
attachmentTargetSet.Add(attachment.targetActive);
attachment.Detach(revertPositionRotation: true);
}
if (GUILayout.Button("+ Hold", GUILayout.ExpandWidth(false)))
{
attachmentTargetSet.Add(attachment.targetActive);
attachment.Detach(revertPositionRotation: false);
}
EditorGUILayout.EndHorizontal();
}
EditorGUI.EndDisabledGroup();
}
}
}