X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fgain_meter.h;h=e706606c76ee7a554efc531abf2a61a2aec74071;hb=51138ef75b4c59ea5a0c35c23906a093c1e34b2c;hp=d05ddc15ac9c2fca6769de37477d1d4367be20c2;hpb=a54f10d8610535616aaa6b6b1e6296bc99e47f1f;p=ardour.git

diff --git a/gtk2_ardour/gain_meter.h b/gtk2_ardour/gain_meter.h
index d05ddc15ac..e706606c76 100644
--- a/gtk2_ardour/gain_meter.h
+++ b/gtk2_ardour/gain_meter.h
@@ -88,6 +88,11 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
 	LevelMeter& get_level_meter() const { return *level_meter; }
 	Gtkmm2ext::SliderController& get_gain_slider() const { return *gain_slider; }
 
+	/** Emitted in the GUI thread when a button is pressed over the level meter;
+	 *  return true if the event is handled.
+	 */
+	PBD::Signal1<bool, GdkEventButton *> LevelMeterButtonPress;
+
   protected:
 
 	friend class MixerStrip;
@@ -123,6 +128,8 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
 	void gain_automation_state_changed();
 	void gain_automation_style_changed();
 
+	void setup_gain_adjustment ();
+
 	std::string astate_string (ARDOUR::AutoState);
 	std::string short_astate_string (ARDOUR::AutoState);
 	std::string _astate_string (ARDOUR::AutoState, bool);
@@ -178,7 +185,13 @@ class GainMeterBase : virtual public sigc::trackable, ARDOUR::SessionHandlePtr
 	bool dpi_changed;
 	bool color_changed;
 	void color_handler(bool);
-	bool _is_midi;
+	ARDOUR::DataType _data_type;
+	ARDOUR::ChanCount _previous_amp_output_streams;
+
+private:
+
+	bool level_meter_button_press (GdkEventButton *);
+	PBD::ScopedConnection _level_meter_connection;
 };
 
 class GainMeter : public GainMeterBase, public Gtk::VBox
@@ -201,13 +214,14 @@ class GainMeter : public GainMeterBase, public Gtk::VBox
 
 	gint meter_metrics_expose (GdkEventExpose *);
 
-	static std::map<std::string,Glib::RefPtr<Gdk::Pixmap> > metric_pixmaps;
-	static Glib::RefPtr<Gdk::Pixmap> render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
+	typedef std::map<std::string,cairo_pattern_t*> MetricPatterns;
+	static  MetricPatterns metric_patterns;
+	static  cairo_pattern_t* render_metrics (Gtk::Widget &, std::vector<ARDOUR::DataType>);
 
   private:
 
 	void meter_configuration_changed (ARDOUR::ChanCount);
-	
+
 	Gtk::HBox  gain_display_box;
 	Gtk::HBox  fader_box;
 	Gtk::VBox* fader_vbox;