From f1f84140e73f0274adfcf7fd6d2046bdfe643ef8 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Fri, 5 Jul 2013 17:42:47 +0200
Subject: reset individual route's peak display

---
 gtk2_ardour/gain_meter.cc     | 11 ++++++++++-
 gtk2_ardour/gain_meter.h      |  1 +
 gtk2_ardour/meter_patterns.cc |  1 +
 gtk2_ardour/meter_patterns.h  |  1 +
 gtk2_ardour/meter_strip.cc    | 12 ++++++++++--
 gtk2_ardour/meter_strip.h     |  1 +
 6 files changed, 24 insertions(+), 3 deletions(-)

diff --git a/gtk2_ardour/gain_meter.cc b/gtk2_ardour/gain_meter.cc
index 75e24be256..5ddfdc18f4 100644
--- a/gtk2_ardour/gain_meter.cc
+++ b/gtk2_ardour/gain_meter.cc
@@ -128,6 +128,7 @@ GainMeterBase::GainMeterBase (Session* s, bool horizontal, int fader_length, int
 	gain_display.signal_key_press_event().connect (sigc::mem_fun(*this, &GainMeterBase::gain_key_press), false);
 
 	ResetAllPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_peak_display));
+	ResetRoutePeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_route_peak_display));
 	ResetGroupPeakDisplays.connect (sigc::mem_fun(*this, &GainMeterBase::reset_group_peak_display));
 
 	UI::instance()->theme_changed.connect (sigc::mem_fun(*this, &GainMeterBase::on_theme_changed));
@@ -328,7 +329,7 @@ GainMeterBase::peak_button_release (GdkEventButton* ev)
 			ResetGroupPeakDisplays (_route->route_group());
 		}
 	} else {
-		reset_peak_display ();
+		ResetRoutePeakDisplays (_route.get());
 	}
 
 	return true;
@@ -344,6 +345,14 @@ GainMeterBase::reset_peak_display ()
 	peak_display.set_name ("MixerStripPeakDisplay");
 }
 
+void
+GainMeterBase::reset_route_peak_display (Route* route)
+{
+	if (_route && _route.get() == route) {
+		reset_peak_display ();
+	}
+}
+
 void
 GainMeterBase::reset_group_peak_display (RouteGroup* group)
 {
diff --git a/gtk2_ardour/gain_meter.h b/gtk2_ardour/gain_meter.h
index ba7842e085..19e03b82ee 100644
--- a/gtk2_ardour/gain_meter.h
+++ b/gtk2_ardour/gain_meter.h
@@ -181,6 +181,7 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
 	void parameter_changed (const char*);
 
 	void reset_peak_display ();
+	void reset_route_peak_display (ARDOUR::Route*);
 	void reset_group_peak_display (ARDOUR::RouteGroup*);
 
 	void on_theme_changed ();
diff --git a/gtk2_ardour/meter_patterns.cc b/gtk2_ardour/meter_patterns.cc
index a5fd5ea407..9b90931e73 100644
--- a/gtk2_ardour/meter_patterns.cc
+++ b/gtk2_ardour/meter_patterns.cc
@@ -39,6 +39,7 @@ using namespace std;
 static const int max_pattern_metric_size = 1026;
 
 sigc::signal<void> ResetAllPeakDisplays;
+sigc::signal<void,ARDOUR::Route*> ResetRoutePeakDisplays;
 sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
 
 cairo_pattern_t*
diff --git a/gtk2_ardour/meter_patterns.h b/gtk2_ardour/meter_patterns.h
index 4a37271f40..ae89a7866d 100644
--- a/gtk2_ardour/meter_patterns.h
+++ b/gtk2_ardour/meter_patterns.h
@@ -28,6 +28,7 @@
 
 #include <sigc++/signal.h>
 extern sigc::signal<void> ResetAllPeakDisplays;
+extern sigc::signal<void,ARDOUR::Route*> ResetRoutePeakDisplays;
 extern sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
 
 cairo_pattern_t* meter_render_ticks (Gtk::Widget& w, std::vector<ARDOUR::DataType> types);
diff --git a/gtk2_ardour/meter_strip.cc b/gtk2_ardour/meter_strip.cc
index cd15dd5bb0..011bbe554e 100644
--- a/gtk2_ardour/meter_strip.cc
+++ b/gtk2_ardour/meter_strip.cc
@@ -172,6 +172,7 @@ MeterStrip::MeterStrip (Session* sess, boost::shared_ptr<ARDOUR::Route> rt)
 			);
 
 	ResetAllPeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_peak_display));
+	ResetRoutePeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_route_peak_display));
 	ResetGroupPeakDisplays.connect (sigc::mem_fun(*this, &MeterStrip::reset_group_peak_display));
 
 	meter_configuration_changed (_route->shared_peak_meter()->input_streams ());
@@ -371,10 +372,17 @@ MeterStrip::meter_ticks2_expose (GdkEventExpose *ev)
 	return meter_expose_ticks(ev, _types, &meter_ticks2_area);
 }
 
+void
+MeterStrip::reset_route_peak_display (Route* route)
+{
+	if (_route && _route.get() == route) {
+		reset_peak_display ();
+	}
+}
+
 void
 MeterStrip::reset_group_peak_display (RouteGroup* group)
 {
-	/* UNUSED -- need connection w/mixer || other meters */
 	if (_route && group == _route->route_group()) {
 		reset_peak_display ();
 	}
@@ -400,7 +408,7 @@ MeterStrip::peak_button_release (GdkEventButton* ev)
 			ResetGroupPeakDisplays (_route->route_group());
 		}
 	} else {
-		reset_peak_display ();
+		ResetRoutePeakDisplays (_route.get());
 	}
 	return true;
 }
diff --git a/gtk2_ardour/meter_strip.h b/gtk2_ardour/meter_strip.h
index 3836ede93f..454a3af6f1 100644
--- a/gtk2_ardour/meter_strip.h
+++ b/gtk2_ardour/meter_strip.h
@@ -57,6 +57,7 @@ class MeterStrip : public Gtk::VBox, public RouteUI
 	static PBD::Signal0<void> MetricChanged;
 
 	void reset_peak_display ();
+	void reset_route_peak_display (ARDOUR::Route*);
 	void reset_group_peak_display (ARDOUR::RouteGroup*);
 
 	void set_metric_mode (int);
-- 
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