next iteration of clock work. still far from complete, and probably waiting on a rethink of text rendering+layout. but it has the info block now, and it semi-works

git-svn-id: svn://localhost/ardour2/branches/3.0@9676 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 206 insertions, 0 deletions

diff --git a/gtk2_ardour/time_info_box.cc b/gtk2_ardour/time_info_box.cc
new file mode 100644
index 0000000000..a343277b18
--- /dev/null
+++ b/gtk2_ardour/time_info_box.cc
@@ -0,0 +1,206 @@
+/*
+    Copyright (C) 2011 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.
+
+*/
+
+#include "pbd/compose.h"
+
+#include "gtkmm2ext/cairocell.h"
+#include "gtkmm2ext/gui_thread.h"
+#include "gtkmm2ext/utils.h"
+
+#include "ardour/location.h"
+#include "ardour/session.h"
+
+#include "time_info_box.h"
+#include "audio_clock.h"
+#include "editor.h"
+
+#include "i18n.h"
+
+using namespace Gtk;
+using namespace ARDOUR;
+
+TimeInfoBox::TimeInfoBox ()
+	: Table (4, 4)
+{
+	selection_start = new AudioClock ("selection-start", false, "SelectionClockDisplay", false, false, false, false);
+	selection_end = new AudioClock ("selection-end", false, "SelectionClockDisplay", false, false, false, false);
+	selection_length = new AudioClock ("selection-length", false, "SelectionClockDisplay", false, false, true, false);
+
+	punch_start = new AudioClock ("punch-start", false, "PunchClockDisplay", false, false, false, false);
+	punch_end = new AudioClock ("punch-end", false, "PunchClockDisplay", false, false, false, false);
+
+	CairoEditableText& ss (selection_start->main_display());
+	ss.set_ypad (1);
+	ss.set_xpad (1);
+	ss.set_corner_radius (0);
+	ss.set_draw_background (false);
+
+	CairoEditableText& se (selection_end->main_display());
+	se.set_ypad (1);
+	se.set_xpad (1);
+	se.set_corner_radius (0);
+	se.set_draw_background (false);
+
+	CairoEditableText& sl (selection_length->main_display());
+	sl.set_ypad (1);
+	sl.set_xpad (2);
+	sl.set_corner_radius (0);
+	sl.set_draw_background (false);
+
+	CairoEditableText& ps (punch_start->main_display());
+	ps.set_ypad (1);
+	ps.set_xpad (2);
+	ps.set_corner_radius (0);
+	ps.set_draw_background (false);
+
+	CairoEditableText& pe (punch_end->main_display());
+	pe.set_ypad (1);
+	pe.set_xpad (2);
+	pe.set_corner_radius (0);
+	pe.set_draw_background (false);
+
+	selection_title.set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Selection")));
+	punch_title.set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Punch")));
+
+	set_homogeneous (false);
+	set_spacings (0);
+
+	Gtk::Label* l;
+
+	attach (selection_title, 0, 2, 0, 1);
+	l = manage (new Label);
+	l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Start")));
+        attach (*l, 0, 1, 1, 2);
+        attach (*selection_start, 1, 2, 1, 2);
+	l = manage (new Label);
+	l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("End")));
+        attach (*l, 0, 1, 2, 3);
+        attach (*selection_end, 1, 2, 2, 3);
+	l = manage (new Label);
+	l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Length")));
+        attach (*l, 0, 1, 3, 4);
+        attach (*selection_length, 1, 2, 3, 4);
+
+	attach (punch_title, 2, 4, 0, 1);
+	l = manage (new Label);
+	l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("Start")));
+        attach (*l, 2, 3, 1, 2);
+        attach (*punch_start, 3, 4, 1, 2);
+	l = manage (new Label);
+	l->set_markup (string_compose ("<span size=\"x-small\">%1</span>", _("End")));
+        attach (*l, 2, 3, 2, 3);
+        attach (*punch_end, 3, 4, 2, 3);
+
+        show_all ();
+
+	Editor::instance().get_selection().TimeChanged.connect (sigc::mem_fun (*this, &TimeInfoBox::selection_changed));
+}
+
+TimeInfoBox::~TimeInfoBox ()
+{
+        delete selection_length;
+        delete selection_end;
+        delete selection_start;
+        
+        delete punch_start;
+        delete punch_end;
+}
+
+void
+TimeInfoBox::set_session (Session* s)
+{
+	SessionHandlePtr::set_session (s);
+
+	selection_start->set_session (s);
+	selection_end->set_session (s);
+	selection_length->set_session (s);
+
+	punch_start->set_session (s);
+	punch_end->set_session (s);
+
+	if (s) {
+		Location* punch = s->locations()->auto_punch_location ();
+		
+		if (punch) {
+			watch_punch (punch);
+		}
+		
+		_session->auto_punch_location_changed.connect (_session_connections, MISSING_INVALIDATOR, 
+							       boost::bind (&TimeInfoBox::punch_location_changed, this, _1), gui_context());
+	}
+}
+
+void
+TimeInfoBox::selection_changed ()
+{
+	selection_start->set (Editor::instance().get_selection().time.start());
+	selection_end->set (Editor::instance().get_selection().time.end_frame());
+	selection_length->set (Editor::instance().get_selection().time.length());
+}
+
+void
+TimeInfoBox::punch_location_changed (Location* loc)
+{
+	if (loc) {
+		watch_punch (loc);
+	} 
+}
+
+void
+TimeInfoBox::watch_punch (Location* punch)
+{
+	punch_connections.drop_connections ();
+
+	punch->start_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
+	punch->end_changed.connect (punch_connections, MISSING_INVALIDATOR, boost::bind (&TimeInfoBox::punch_changed, this, _1), gui_context());
+
+	punch_changed (punch);
+}
+
+void
+TimeInfoBox::punch_changed (Location* loc)
+{
+	if (!loc) {
+		punch_start->set (99999999);
+		punch_end->set (999999999);
+		return;
+	}
+
+	punch_start->set (loc->start());
+	punch_end->set (loc->end());
+}	
+
+bool
+TimeInfoBox::on_expose_event (GdkEventExpose* ev)
+{
+	Table::on_expose_event (ev);
+
+	{
+		Cairo::RefPtr<Cairo::Context> context = get_window()->create_cairo_context();
+		
+		context->rectangle (ev->area.x, ev->area.y, ev->area.width, ev->area.height);
+		context->clip ();
+		
+		context->set_source_rgba (0.01, 0.02, 0.21, 1.0);
+		Gtkmm2ext::rounded_rectangle (context, 0, 0, get_allocation().get_width(), get_allocation().get_height(), 5);
+		context->fill ();
+	}
+
+	return false;
+}