/************************************************************************************************************************/
#endregion
/************************************************************************************************************************/
#region Models
/************************************************************************************************************************/
private static void DoModelsGUI()
{
var property = ModelsProperty;
var count = property.arraySize = EditorGUILayout.DelayedIntField(nameof(Models), property.arraySize);
// Drag and Drop to add model.
var area = GUILayoutUtility.GetLastRect();
AnimancerGUI.HandleDragAndDrop<GameObject>(area,
(gameObject) =>
{
return
EditorUtility.IsPersistent(gameObject) &&
!Models.Contains(gameObject) &&
gameObject.GetComponentInChildren<Animator>() != null;
},
(gameObject) =>
{
var modelsProperty = ModelsProperty;// Avoid Closure.
modelsProperty.serializedObject.Update();
var i = modelsProperty.arraySize;
modelsProperty.arraySize = i + 1;
modelsProperty.GetArrayElementAtIndex(i).objectReferenceValue = gameObject;
modelsProperty.serializedObject.ApplyModifiedProperties();
});
if (count == 0)
return;
property.isExpanded = EditorGUI.Foldout(area, property.isExpanded, GUIContent.none, true);
if (!property.isExpanded)
return;
EditorGUI.indentLevel++;
var model = property.GetArrayElementAtIndex(0);
for (int i = 0; i < count; i++)
{
GUILayout.BeginHorizontal();
EditorGUILayout.ObjectField(model);
if (GUILayout.Button("x", AnimancerGUI.MiniButton))
{
Serialization.RemoveArrayElement(property, i);
property.serializedObject.ApplyModifiedProperties();
AnimancerGUI.Deselect();
GUIUtility.ExitGUI();
return;
}
GUILayout.Space(EditorStyles.objectField.margin.right);
GUILayout.EndHorizontal();
model.Next(false);
}
EditorGUI.indentLevel--;
}
/// <summary>
/// If <see cref="Sprite"/>s are dropped into the `area`, this method assigns them as the
/// <see cref="_NewSprites"/>.
/// </summary>
private void HandleDragAndDrop(Rect area)
{
_DropIndex = 0;
AnimancerGUI.HandleDragAndDrop <Sprite>(area, (sprite) => true, (sprite) =>
{
if (_DropIndex < _NewSprites.Count)
{
RecordUndo();
_NewSprites[_DropIndex++] = sprite;
}
});
}
/// <summary>Adds any objects dropped in the `area` to the `list`.</summary>
protected void HandleDragAndDropIntoList <T>(Rect area, IList <T> list, bool overwrite,
Func <T, bool> validate = null) where T : Object
{
if (overwrite)
{
_DropIndex = 0;
AnimancerGUI.HandleDragAndDrop(area, validate, (drop) =>
{
if (_DropIndex < list.Count)
{
RecordUndo();
list[_DropIndex++] = drop;
}
});
}
else
{
AnimancerGUI.HandleDragAndDrop(area, validate, (drop) =>
{
list.Add(drop);
});
}
}
