void OnTagChanged(int oldValue, int newValue, SerializedProperty property)
{
Asset asset = property?.serializedObject.targetObject as Asset;
int metricIndex = GetMetricIndex(property);
int change = oldValue ^ newValue;
List <Type> tagTypes = TagAttribute.GetVisibleTypesInInspector().ToList();
if ((change & (change - 1)) == 0) // power of 2, only one change, perform below to avoid looping over all tags
{
var index = (int)Math.Log(change, 2);
if (index < tagTypes.Count)
{
Type tagType = tagTypes[index];
ApplyTagChange(asset, metricIndex, newValue, index, tagType);
}
}
else // multiple changes
{
for (int index = 0; index < TagAttribute.GetAllDescriptions().Count; ++index)
{
if ((change & (1 << index)) != 0)
{
Type tagType = tagTypes[index];
ApplyTagChange(asset, metricIndex, newValue, index, tagType);
}
}
}
}
public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
{
Asset asset = property.serializedObject.targetObject as Asset;
var metric = GetMetric(asset, property);
int mask = metric.TagTypes.MaskTypeNames();
List <string> tagNames = TagAttribute.GetAllDescriptions();
EditorGUI.BeginChangeCheck();
int newValue = EditorGUI.MaskField(position, new GUIContent("Tag Types", "Tag types that apply to this metric."), mask, tagNames.ToArray());
if (EditorGUI.EndChangeCheck())
{
OnTagChanged(mask, newValue, property);
}
}