public static Object ValidateObjectFieldAssignment(Object[] references, System.Type objType, RuntimeSerializedProperty property, EasyGUI.ObjectFieldValidatorOptions options)
{
if (references.Length > 0)
{
bool dragAssignment = DragAndDrop.objectReferences.Length > 0;
bool isTextureRef = (references[0] != null && references[0] is Texture2D);
if (objType == typeof(Sprite) && isTextureRef && dragAssignment)
{
return(SpriteUtilityHelper.TextureToSprite(references[0] as Texture2D));
}
if (property != null)
{
if (references[0] != null && ValidateObjectReferenceValue(property, references[0], options))
{
if (EditorSceneManager.preventCrossSceneReferences && EasyGUI.CheckForCrossSceneReferencing(references[0], property.RuntimeSerializedObject.TargetObject))
{
return(null);
}
if (objType != null)
{
if (references[0] is GameObject && typeof(Component).IsAssignableFrom(objType))
{
GameObject go = (GameObject)references[0];
references = go.GetComponents(typeof(Component));
}
foreach (Object i in references)
{
if (i != null && objType.IsAssignableFrom(i.GetType()))
{
return(i);
}
}
}
else
{
return(references[0]);
}
}
// If array, test against the target arrayElementType, if not test against the target Type.
var type = property.PropertyType;
if (property.IsArray)
{
type = property.ArrayElementType;
}
if (type == RuntimeSerializedPropertyType.Sprite && isTextureRef && dragAssignment)
{
return(SpriteUtilityHelper.TextureToSprite(references[0] as Texture2D));
}
}
else
{
if (references[0] != null && references[0] is GameObject && typeof(Component).IsAssignableFrom(objType))
{
GameObject gameObject = (GameObject)references[0];
references = gameObject.GetComponents(typeof(Component));
}
foreach (Object i in references)
{
if (i != null && objType.IsAssignableFrom(i.GetType()))
{
return(i);
}
}
}
}
return(null);
}
public static bool ValidateObjectReferenceValue(RuntimeSerializedProperty property, Object obj, EasyGUI.ObjectFieldValidatorOptions options)
{
if ((options & EasyGUI.ObjectFieldValidatorOptions.ExactObjectTypeValidation) == EasyGUI.ObjectFieldValidatorOptions.ExactObjectTypeValidation)
{
return(property.ValidateObjectReferenceValueExact(obj));
}
return(property.ValidateObjectReferenceValue(obj));
}
