prepare meter configuration..

- rework metric/tick image cache invalidation
  - flush cache
  - send signal to queue redraws
  (TODO) selectively flush cache // cache per size, style
- add four common line up levels

1 files changed, 21 insertions, 0 deletions

diff --git a/libs/ardour/enums.cc b/libs/ardour/enums.cc
index b96394d16f..2bf8ded866 100644
--- a/libs/ardour/enums.cc
+++ b/libs/ardour/enums.cc
@@ -61,6 +61,7 @@ setup_enum_writer ()
 	ColorMode _ColorMode;
 	MeterFalloff _MeterFalloff;
 	MeterHold _MeterHold;
+	MeterLineUp _MeterLineUp;
 	EditMode _EditMode;
 	RegionPoint _RegionPoint;
 	Placement _Placement;
@@ -205,6 +206,12 @@ setup_enum_writer ()
 	REGISTER_ENUM (MeterHoldLong);
 	REGISTER (_MeterHold);
 
+	REGISTER_ENUM (MeteringLineUp24);
+	REGISTER_ENUM (MeteringLineUp20);
+	REGISTER_ENUM (MeteringLineUp18);
+	REGISTER_ENUM (MeteringLineUp15);
+	REGISTER (_MeterLineUp);
+
 	REGISTER_ENUM (Slide);
 	REGISTER_ENUM (Splice);
 	REGISTER_ENUM (Lock);
@@ -652,6 +659,20 @@ std::ostream& operator<<(std::ostream& o, const MonitorModel& var)
 	return o << s;
 }
 
+std::istream& operator>>(std::istream& o, MeterLineUp& var)
+{
+	std::string s;
+	o >> s;
+	var = (MeterLineUp) string_2_enum (s, var);
+	return o;
+}
+
+std::ostream& operator<<(std::ostream& o, const MeterLineUp& var)
+{
+	std::string s = enum_2_string (var);
+	return o << s;
+}
+
 std::istream& operator>>(std::istream& o, PFLPosition& var)
 {
 	std::string s;