From 8708da2d198f4cf56c04aa5c351668e36b1a831e Mon Sep 17 00:00:00 2001
From: Len Ovens <len@ovenwerks.net>
Date: Wed, 17 Aug 2016 08:24:57 -0700
Subject: OSC: Add value feedback to strip fader and trim

---
 libs/surfaces/osc/osc_route_observer.cc | 58 +++++++++++++++++++--------------
 libs/surfaces/osc/osc_route_observer.h  |  3 ++
 2 files changed, 37 insertions(+), 24 deletions(-)

(limited to 'libs/surfaces/osc')

diff --git a/libs/surfaces/osc/osc_route_observer.cc b/libs/surfaces/osc/osc_route_observer.cc
index 7c9374aeb2..e22444e4c5 100644
--- a/libs/surfaces/osc/osc_route_observer.cc
+++ b/libs/surfaces/osc/osc_route_observer.cc
@@ -104,18 +104,7 @@ OSCRouteObserver::~OSCRouteObserver ()
 	// all strip buttons should be off and faders 0 and etc.
 	clear_strip ("/strip/expand", 0);
 	if (feedback[0]) { // buttons are separate feedback
-		lo_message msg = lo_message_new ();
-		// name is a string do it first
-		string path = "/strip/name";
-		if (feedback[2]) {
-			path = set_path (path);
-		} else {
-			lo_message_add_int32 (msg, ssid);
-		}
-		lo_message_add_string (msg, " ");
-
-		lo_send_message (addr, path.c_str(), msg);
-		lo_message_free (msg);
+		text_with_id ("/strip/name", ssid, " ");
 		clear_strip ("/strip/mute", 0);
 		clear_strip ("/strip/solo", 0);
 		clear_strip ("/strip/recenable", 0);
@@ -207,6 +196,20 @@ OSCRouteObserver::tick ()
 		_last_meter = now_meter;
 
 	}
+	if (feedback[1]) {
+		if (gain_timeout) {
+			if (gain_timeout == 1) {
+				text_with_id ("/strip/name", ssid, _strip->name());
+			}
+			gain_timeout--;
+		}
+		if (trim_timeout) {
+			if (trim_timeout == 1) {
+				text_with_id ("/strip/name", ssid, _strip->name());
+			}
+			trim_timeout--;
+		}
+	}
 
 }
 
@@ -220,35 +223,37 @@ OSCRouteObserver::name_changed (const PBD::PropertyChange& what_changed)
 	if (!_strip) {
 		return;
 	}
+	text_with_id ("/strip/name", ssid, _strip->name());
+}
 
+void
+OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
+{
 	lo_message msg = lo_message_new ();
 
-	// ssid is the strip on the surface this observer refers to
-	// not part of the internal ordering.
-	string path = "/strip/name";
 	if (feedback[2]) {
 		path = set_path (path);
 	} else {
 		lo_message_add_int32 (msg, ssid);
 	}
-	lo_message_add_string (msg, _strip->name().c_str());
+	float val = controllable->get_value();
+	lo_message_add_float (msg, (float) controllable->internal_to_interface (val));
 
 	lo_send_message (addr, path.c_str(), msg);
 	lo_message_free (msg);
 }
 
 void
-OSCRouteObserver::send_change_message (string path, boost::shared_ptr<Controllable> controllable)
+OSCRouteObserver::text_with_id (string path, uint32_t id, string name)
 {
 	lo_message msg = lo_message_new ();
-
 	if (feedback[2]) {
 		path = set_path (path);
 	} else {
-		lo_message_add_int32 (msg, ssid);
+		lo_message_add_int32 (msg, id);
 	}
-	float val = controllable->get_value();
-	lo_message_add_float (msg, (float) controllable->internal_to_interface (val));
+
+	lo_message_add_string (msg, name.c_str());
 
 	lo_send_message (addr, path.c_str(), msg);
 	lo_message_free (msg);
@@ -300,6 +305,11 @@ OSCRouteObserver::send_monitor_status (boost::shared_ptr<Controllable> controlla
 void
 OSCRouteObserver::send_trim_message (string path, boost::shared_ptr<Controllable> controllable)
 {
+	if (gainmode) {
+		text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
+		trim_timeout = 8;
+	}
+
 	lo_message msg = lo_message_new ();
 
 	if (feedback[2]) {
@@ -327,6 +337,8 @@ OSCRouteObserver::send_gain_message (string path, boost::shared_ptr<Controllable
 
 	if (gainmode) {
 		lo_message_add_float (msg, gain_to_slider_position (controllable->get_value()));
+		text_with_id ("/strip/name", ssid, string_compose ("%1%2%3", std::fixed, std::setprecision(2), accurate_coefficient_to_dB (controllable->get_value())));
+		gain_timeout = 8;
 	} else {
 		if (controllable->get_value() < 1e-15) {
 			lo_message_add_float (msg, -200);
@@ -343,9 +355,7 @@ string
 OSCRouteObserver::set_path (string path)
 {
 	if (feedback[2]) {
-  ostringstream os;
-  os << path << "/" << ssid;
-  path = os.str();
+		path = string_compose ("%1/%2", path, ssid);
 	}
 	return path;
 }
diff --git a/libs/surfaces/osc/osc_route_observer.h b/libs/surfaces/osc/osc_route_observer.h
index 7a0213d1d8..321dc7ce21 100644
--- a/libs/surfaces/osc/osc_route_observer.h
+++ b/libs/surfaces/osc/osc_route_observer.h
@@ -53,10 +53,13 @@ class OSCRouteObserver
 	uint32_t gainmode;
 	std::bitset<32> feedback;
 	float _last_meter;
+	uint32_t gain_timeout;
+	uint32_t trim_timeout;
 
 
 	void name_changed (const PBD::PropertyChange& what_changed);
 	void send_change_message (std::string path, boost::shared_ptr<PBD::Controllable> controllable);
+	void text_with_id (std::string path, uint32_t id, std::string name);
 	void send_monitor_status (boost::shared_ptr<PBD::Controllable> controllable);
 	void send_gain_message (std::string path, boost::shared_ptr<PBD::Controllable> controllable);
 	void send_trim_message (std::string path, boost::shared_ptr<PBD::Controllable> controllable);
-- 
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