/// <summary>
/// Constructor.
/// </summary>
/// <param name="part"></param>
/// <param name="change">bit field with what is changed</param>
///
public UndoState(SceneObjectPart part, ObjectChangeType change)
{
data = new ObjectChangeData();
data.change = change;
creationtime = DateTime.UtcNow;
if (part.ParentGroup.RootPart == part)
{
if ((change & ObjectChangeType.Position) != 0)
data.position = part.ParentGroup.AbsolutePosition;
if ((change & ObjectChangeType.Rotation) != 0)
data.rotation = part.RotationOffset;
if ((change & ObjectChangeType.Scale) != 0)
data.scale = part.Shape.Scale;
}
else
{
if ((change & ObjectChangeType.Position) != 0)
data.position = part.OffsetPosition;
if ((change & ObjectChangeType.Rotation) != 0)
data.rotation = part.RotationOffset;
if ((change & ObjectChangeType.Scale) != 0)
data.scale = part.Shape.Scale;
}
}
public void doChangeObject(SceneObjectPart part, ObjectChangeData data)
{
// TODO this still as excessive *.Schedule*Update()s
if (part != null && part.ParentGroup != null)
{
ObjectChangeType change = data.change;
bool togroup = ((change & ObjectChangeType.Group) != 0);
// bool uniform = ((what & ObjectChangeType.UniformScale) != 0); not in use
SceneObjectGroup group = part.ParentGroup;
PhysicsActor pha = group.RootPart.PhysActor;
updatetype updateType = updatetype.none;
if (togroup)
{
// related to group
if ((change & (ObjectChangeType.Rotation | ObjectChangeType.Position)) != 0)
{
if ((change & ObjectChangeType.Rotation) != 0)
{
group.RootPart.UpdateRotation(data.rotation);
updateType = updatetype.none;
}
if ((change & ObjectChangeType.Position) != 0)
{
if (IsAttachment || m_scene.Permissions.CanObjectEntry(group.UUID, false, data.position))
UpdateGroupPosition(data.position);
updateType = updatetype.groupterse;
}
else
// ugly rotation update of all parts
{
group.ResetChildPrimPhysicsPositions();
}
}
if ((change & ObjectChangeType.Scale) != 0)
{
if (pha != null)
pha.Building = true;
group.GroupResize(data.scale);
updateType = updatetype.none;
if (pha != null)
pha.Building = false;
}
}
else
{
// related to single prim in a link-set ( ie group)
if (pha != null)
pha.Building = true;
// root part is special
// parts offset positions or rotations need to change also
if (part == group.RootPart)
{
if ((change & ObjectChangeType.Rotation) != 0)
group.UpdateRootRotation(data.rotation);
if ((change & ObjectChangeType.Position) != 0)
group.UpdateRootPosition(data.position);
if ((change & ObjectChangeType.Scale) != 0)
part.Resize(data.scale);
}
else
{
if ((change & ObjectChangeType.Position) != 0)
{
part.OffsetPosition = data.position;
updateType = updatetype.partterse;
}
if ((change & ObjectChangeType.Rotation) != 0)
{
part.UpdateRotation(data.rotation);
updateType = updatetype.none;
}
if ((change & ObjectChangeType.Scale) != 0)
{
part.Resize(data.scale);
updateType = updatetype.none;
}
}
if (pha != null)
pha.Building = false;
}
if (updateType != updatetype.none)
{
group.HasGroupChanged = true;
switch (updateType)
{
case updatetype.partterse:
part.ScheduleTerseUpdate();
break;
case updatetype.partfull:
part.ScheduleFullUpdate();
break;
case updatetype.groupterse:
group.ScheduleGroupForTerseUpdate();
break;
case updatetype.groupfull:
group.ScheduleGroupForFullUpdate();
break;
default:
break;
}
}
}
}
