Port level meters to trunk

git-svn-id: svn://localhost/ardour2/trunk@2802 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 109 insertions, 0 deletions

diff --git a/gtk2_ardour/level_meter.h b/gtk2_ardour/level_meter.h
new file mode 100644
index 0000000000..dfae72a576
--- /dev/null
+++ b/gtk2_ardour/level_meter.h
@@ -0,0 +1,109 @@
+/*
+    Copyright (C) 2002 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __ardour_gtk_track_meter_h__
+#define __ardour_gtk_track_meter_h__
+
+#include <vector>
+#include <map>
+
+#include <gtkmm/box.h>
+#include <gtkmm/adjustment.h>
+#include <gtkmm/frame.h>
+#include <gtkmm/eventbox.h>
+#include <gtkmm/button.h>
+#include <gtkmm/table.h>
+#include <gtkmm/drawingarea.h>
+
+#include <ardour/types.h>
+
+#include <gtkmm2ext/click_box.h>
+#include <gtkmm2ext/focus_entry.h>
+#include <gtkmm2ext/slider_controller.h>
+
+#include "enums.h"
+
+namespace ARDOUR {
+	class IO;
+	class Session;
+	class Route;
+	class RouteGroup;
+}
+namespace Gtkmm2ext {
+	class FastMeter;
+	class BarController;
+}
+namespace Gtk {
+	class Menu;
+}
+
+class LevelMeter : public Gtk::HBox
+{
+  public:
+	LevelMeter (boost::shared_ptr<ARDOUR::IO>, ARDOUR::Session&);
+	~LevelMeter ();
+
+	void update_gain_sensitive ();
+
+	void update_meters ();
+	void update_meters_falloff ();
+	void clear_meters ();
+	void hide_meters ();
+	void setup_meters (int len=0);
+
+  private:
+
+	//friend class MixerStrip;
+	boost::shared_ptr<ARDOUR::IO> _io;
+	ARDOUR::Session& _session;
+
+	Width                       _width;
+
+	struct MeterInfo {
+	    Gtkmm2ext::FastMeter *meter;
+	    gint16          width;
+		int				length;   
+	    bool            packed;
+	    
+	    MeterInfo() { 
+		    meter = 0;
+		    width = 0;
+			length = 0;
+		    packed = false;
+	    }
+	};
+
+	static const guint16 regular_meter_width = 3;
+	static const guint16 thin_meter_width = 2;
+	vector<MeterInfo>    meters;
+
+	//Gtk::HBox   meter_packer;
+	
+	void hide_all_meters ();
+
+	void parameter_changed (const char*);
+
+	void on_theme_changed ();
+	bool style_changed;
+	bool color_changed;
+	void color_handler ();
+};
+
+#endif /* __ardour_gtk_track_meter_h__ */
+