private static bool GetPropertyTrackArchetype(Type valueType, out TrackArchetype archetype, out string name)
{
// Validate value type and pick the track archetype
name = valueType.Name;
if (BasicTypesTrackArchetypes.TryGetValue(valueType, out archetype))
{
// Basic type
if (!BasicTypesNames.TryGetValue(valueType, out name))
{
name = valueType.Name;
}
}
else if (valueType.IsEnum)
{
// Enum
archetype = KeyframesPropertyTrack.GetArchetype();
}
else if (valueType.IsValueType)
{
// Structure
archetype = StructPropertyTrack.GetArchetype();
}
else if (typeof(FlaxEngine.Object).IsAssignableFrom(valueType))
{
// Flax object reference
archetype = ObjectReferencePropertyTrack.GetArchetype();
}
else if (CanAnimateObjectType(valueType))
{
// Nested object
archetype = ObjectPropertyTrack.GetArchetype();
}
else
{
// Not supported
return(true);
}
return(false);
}
/// <summary>
/// Adds the object events track options to menu.
/// </summary>
/// <param name="parentTrack">The parent track.</param>
/// <param name="menu">The menu.</param>
/// <param name="type">The object type.</param>
/// <param name="memberCheck">The custom callback that can reject the members that should not be animated. Returns true if member is valid. Can be null to skip this feature.</param>
/// <returns>The added options count.</returns>
public static int AddEvents(Track parentTrack, ContextMenu.ContextMenu menu, Type type, Func <MemberInfo, bool> memberCheck = null)
{
int count = 0;
menu.Tag = parentTrack;
// TODO: implement editor-wide cache for animated properties per object type (add this in CodeEditingModule)
var members = type.GetMembers(BindingFlags.Public | BindingFlags.Instance);
var sb = new StringBuilder();
for (int i = 0; i < members.Length; i++)
{
var m = members[i] as MethodInfo;
if (m == null)
{
continue;
}
if (memberCheck != null && !memberCheck(m))
{
continue;
}
// Skip properties getters/setters and events add/remove
var mName = m.Name;
if (mName.StartsWith("get_", StringComparison.Ordinal) ||
mName.StartsWith("set_", StringComparison.Ordinal) ||
mName.StartsWith("add_", StringComparison.Ordinal) ||
mName.StartsWith("remove_", StringComparison.Ordinal))
{
continue;
}
// Allow to invoke only void functions with basic parameter types
var parameters = m.GetParameters();
if (m.ReturnType != typeof(void) ||
parameters.Length > 8 ||
m.IsGenericMethod ||
parameters.Any(IsEventParamInvalid))
{
continue;
}
var attributes = m.GetCustomAttributes();
// Check if has attribute to skip animating
if (attributes.Any(x => x is NoAnimateAttribute))
{
continue;
}
// Prevent from adding the same track twice
if (parentTrack.SubTracks.Any(x => x is MemberTrack y && y.MemberName == m.Name))
{
continue;
}
// Build function name for UI
sb.Clear();
sb.Append(mName);
sb.Append('(');
for (int j = 0; j < parameters.Length; j++)
{
if (j != 0)
{
sb.Append(", ");
}
var p = parameters[j];
if (!BasicTypesNames.TryGetValue(p.ParameterType, out var pName))
{
pName = p.ParameterType.Name;
}
sb.Append(pName);
sb.Append(' ');
sb.Append(p.Name);
}
sb.Append(')');
AddMemberTag tag;
tag.Member = m;
tag.Archetype = EventTrack.GetArchetype();
menu.AddButton(sb.ToString(), OnAddMemberTrack).Tag = tag;
count++;
}
return(count);
}
