2025-05-09 15:40:34 +08:00

280 lines
10 KiB
C#

// Animancer // https://kybernetik.com.au/animancer // Copyright 2018-2024 Kybernetik //
#if UNITY_EDITOR
using System;
using System.Collections.Generic;
using UnityEditor;
using UnityEditorInternal;
using UnityEngine;
using Object = UnityEngine.Object;
namespace Animancer.Editor.Tools
{
/// <summary>[Editor-Only] [Pro-Only]
/// An <see cref="EditorWindow"/> with various utilities for managing sprites and generating animations.
/// </summary>
/// <remarks>
/// <strong>Documentation:</strong>
/// <see href="https://kybernetik.com.au/animancer/docs/manual/tools">
/// Animancer Tools</see>
/// </remarks>
/// https://kybernetik.com.au/animancer/api/Animancer.Editor.Tools/AnimancerToolsWindow
///
public sealed partial class AnimancerToolsWindow : EditorWindow
{
/************************************************************************************************************************/
/// <summary>The display name of this window.</summary>
public const string Name = "Animancer Tools";
/// <summary>The singleton instance of this window.</summary>
public static AnimancerToolsWindow Instance { get; private set; }
[SerializeReference] private List<Tool> _Tools;
[SerializeField] private Vector2 _Scroll;
[SerializeField] private int _CurrentTool = -1;
/************************************************************************************************************************/
private SerializedObject _SerializedObject;
private SerializedObject SerializedObject
=> _SerializedObject ??= new(this);
/// <summary>Returns the <see cref="SerializedProperty"/> which represents the specified `tool`.</summary>
public SerializedProperty FindSerializedPropertyForTool(Tool tool)
{
var index = _Tools.IndexOf(tool);
var property = SerializedObject.FindProperty(nameof(_Tools));
return property.GetArrayElementAtIndex(index);
}
/************************************************************************************************************************/
private void OnEnable()
{
titleContent = new(Name);
Instance = this;
InitializeTools();
Undo.undoRedoPerformed += Repaint;
OnSelectionChange();
}
/************************************************************************************************************************/
private void InitializeTools()
{
AnimancerEditorUtilities.InstantiateDerivedTypes(ref _Tools);
for (int i = 0; i < _Tools.Count; i++)
_Tools[i].OnEnable(i);
}
/************************************************************************************************************************/
private int IndexOfTool(Type type)
{
for (int i = 0; i < _Tools.Count; i++)
if (_Tools[i].GetType() == type)
return i;
return -1;
}
/************************************************************************************************************************/
private void OnDisable()
{
Undo.undoRedoPerformed -= Repaint;
for (int i = 0; i < _Tools.Count; i++)
_Tools[i].OnDisable();
if (_SerializedObject != null)
{
_SerializedObject.Dispose();
_SerializedObject = null;
}
}
/************************************************************************************************************************/
private void OnSelectionChange()
{
for (int i = 0; i < _Tools.Count; i++)
_Tools[i].OnSelectionChanged();
Repaint();
}
/************************************************************************************************************************/
private void OnGUI()
{
EditorGUIUtility.labelWidth = Mathf.Min(EditorGUIUtility.labelWidth, position.width * 0.5f);
EditorGUIUtility.wideMode = true;
_Scroll = GUILayout.BeginScrollView(_Scroll);
GUILayout.BeginVertical();
GUILayout.EndVertical();
for (int i = 0; i < _Tools.Count; i++)
_Tools[i].DoGUI();
GUILayout.EndScrollView();
}
/************************************************************************************************************************/
/// <summary>Causes the <see cref="Instance"/> to redraw its GUI.</summary>
public static new void Repaint()
{
if (Instance != null)
((EditorWindow)Instance).Repaint();
}
/// <summary>Calls <see cref="Undo.RecordObject(Object, string)"/> for this window.</summary>
public static void RecordUndo()
=> Undo.RecordObject(Instance, Name);
/************************************************************************************************************************/
/// <summary>Calls <see cref="EditorGUI.BeginChangeCheck"/>.</summary>
public static void BeginChangeCheck()
=> EditorGUI.BeginChangeCheck();
/// <summary>Calls <see cref="EditorGUI.EndChangeCheck"/> and <see cref="RecordUndo"/> if it returned true.</summary>
public static bool EndChangeCheck()
{
if (!EditorGUI.EndChangeCheck())
return false;
RecordUndo();
return true;
}
/// <summary>Calls <see cref="EndChangeCheck"/> and sets the <c>field = value</c> if it returned true.</summary>
public static bool EndChangeCheck<T>(ref T field, T value)
{
if (!EndChangeCheck())
return false;
field = value;
return true;
}
/************************************************************************************************************************/
/// <summary>Creates and initializes a new <see cref="ReorderableList"/>.</summary>
public static ReorderableList CreateReorderableList<T>(
List<T> list,
string name,
ReorderableList.ElementCallbackDelegate drawElementCallback,
bool showFooter = false)
{
var reorderableList = new ReorderableList(list, typeof(T))
{
drawHeaderCallback = (area) => GUI.Label(area, name),
drawElementCallback = drawElementCallback,
elementHeight = AnimancerGUI.LineHeight + AnimancerGUI.StandardSpacing,
};
if (!showFooter)
{
reorderableList.footerHeight = 0;
reorderableList.displayAdd = false;
reorderableList.displayRemove = false;
}
return reorderableList;
}
/************************************************************************************************************************/
/// <summary>Creates and initializes a new <see cref="ReorderableList"/> for <see cref="Sprite"/>s.</summary>
public static ReorderableList CreateReorderableObjectList<T>(
List<T> objects,
string name,
bool showFooter = false)
where T : Object
{
var reorderableList = CreateReorderableList(objects, name, (area, index, isActive, isFocused) =>
{
area.y = Mathf.Ceil(area.y + AnimancerGUI.StandardSpacing * 0.5f);
area.height = AnimancerGUI.LineHeight;
BeginChangeCheck();
var obj = AnimancerGUI.DoObjectFieldGUI(area, "", objects[index], false);
if (EndChangeCheck())
{
objects[index] = obj;
}
}, showFooter);
if (showFooter)
{
reorderableList.onAddCallback = (list) => list.list.Add(null);
}
return reorderableList;
}
/************************************************************************************************************************/
/// <summary>Creates a new <see cref="ReorderableList"/> for <see cref="string"/>s.</summary>
public static ReorderableList CreateReorderableStringList(
List<string> strings,
string name,
Func<Rect, int, string> doElementGUI)
{
return CreateReorderableList(strings, name, (area, index, isActive, isFocused) =>
{
area.y = Mathf.Ceil(area.y + AnimancerGUI.StandardSpacing * 0.5f);
area.height = AnimancerGUI.LineHeight;
BeginChangeCheck();
var str = doElementGUI(area, index);
if (EndChangeCheck())
{
strings[index] = str;
}
});
}
/// <summary>Creates a new <see cref="ReorderableList"/> for <see cref="string"/>s.</summary>
public static ReorderableList CreateReorderableStringList(
List<string> strings,
string name)
{
return CreateReorderableStringList(strings, name, (area, index) =>
{
return EditorGUI.TextField(area, strings[index]);
});
}
/************************************************************************************************************************/
/// <summary>Opens the <see cref="AnimancerToolsWindow"/>.</summary>
[MenuItem(Strings.AnimancerToolsMenuPath)]
public static void Open()
=> GetWindow<AnimancerToolsWindow>();
/// <summary>Opens the <see cref="AnimancerToolsWindow"/> showing the specified `tool`.</summary>
public static void Open(Type toolType)
{
var window = GetWindow<AnimancerToolsWindow>();
window._CurrentTool = AnimancerEditorUtilities.IndexOfType(window._Tools, toolType);
}
/************************************************************************************************************************/
}
}
#endif