-void
-Region::store_state (RegionState& state) const
-{
- state._start = _start;
- state._length = _length;
- state._position = _position;
- state._flags = _flags;
- state._sync_position = _sync_position;
- state._layer = _layer;
- state._name = _name;
- state._first_edit = _first_edit;
-}
-
-Change
-Region::restore_and_return_flags (RegionState& state)
-{
- Change what_changed = Change (0);
-
- {
- Glib::Mutex::Lock lm (lock);
-
- if (_start != state._start) {
- what_changed = Change (what_changed|StartChanged);
- _start = state._start;
- }
- if (_length != state._length) {
- what_changed = Change (what_changed|LengthChanged);
- _length = state._length;
- }
- if (_position != state._position) {
- what_changed = Change (what_changed|PositionChanged);
- _position = state._position;
- }
- if (_sync_position != state._sync_position) {
- _sync_position = state._sync_position;
- what_changed = Change (what_changed|SyncOffsetChanged);
- }
- if (_layer != state._layer) {
- what_changed = Change (what_changed|LayerChanged);
- _layer = state._layer;
- }
-
- uint32_t old_flags = _flags;
- _flags = Flag (state._flags);
-
- if ((old_flags ^ state._flags) & Muted) {
- what_changed = Change (what_changed|MuteChanged);
- }
- if ((old_flags ^ state._flags) & Opaque) {
- what_changed = Change (what_changed|OpacityChanged);
- }
- if ((old_flags ^ state._flags) & Locked) {
- what_changed = Change (what_changed|LockChanged);
- }
-
- _first_edit = state._first_edit;
- }
-
- return what_changed;
-}
-