Initial import of gtk2_ardour.

git-svn-id: svn://localhost/trunk/ardour2@24 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 169 insertions, 0 deletions

diff --git a/gtk2_ardour/redirect_automation_time_axis.cc b/gtk2_ardour/redirect_automation_time_axis.cc
new file mode 100644
index 0000000000..5bbd7e290f
--- /dev/null
+++ b/gtk2_ardour/redirect_automation_time_axis.cc
@@ -0,0 +1,169 @@
+/*
+    Copyright (C) 2003 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.
+
+    $Id$
+*/
+
+#include <ardour/redirect.h>
+#include <ardour/session.h>
+#include <cstdlib>
+
+#include "redirect_automation_time_axis.h"
+#include "automation_line.h"
+
+#include "i18n.h"
+
+using namespace ARDOUR;
+using namespace Gtk;
+
+RedirectAutomationTimeAxisView::RedirectAutomationTimeAxisView (Session& s, Route& r, PublicEditor& e, TimeAxisView& parent, Widget* p, std::string n,
+								uint32_t prt, Redirect& rd, string state_name)
+
+	: AxisView (s),
+	  AutomationTimeAxisView (s, r, e, parent, p, n, state_name, rd.name()),
+	  redirect (rd),
+	  port (prt)
+	
+{
+	char buf[32];
+	xml_node = 0;
+	_marked_for_display = false;
+	
+	ensure_xml_node ();
+
+	XMLNodeList kids;
+	XMLNodeConstIterator iter;
+
+	kids = xml_node->children ();
+
+	snprintf (buf, sizeof(buf), "Port_%" PRIu32, port);
+		
+	for (iter = kids.begin(); iter != kids.end(); ++iter) {
+		if ((*iter)->name() == buf) {
+		
+			XMLProperty *shown = (*iter)->property("shown_editor");
+			
+			if (shown && shown->value() == "yes") {
+				_marked_for_display = true;
+			}
+			break;
+		}
+	}
+}
+
+RedirectAutomationTimeAxisView::~RedirectAutomationTimeAxisView ()
+{
+}
+
+void
+RedirectAutomationTimeAxisView::add_automation_event (GtkCanvasItem* item, GdkEvent* event, jack_nframes_t when, double y)
+{
+	double x = 0;
+
+	gtk_canvas_item_w2i (canvas_display, &x, &y);
+
+	/* compute vertical fractional position */
+
+	if (y < 0)
+		y = 0;
+	else if (y > height)
+		y = height;
+	
+	y = 1.0 - (y / height);
+
+	/* map to model space */
+
+	if (!lines.empty()) {
+		AutomationList& alist (redirect.automation_list(port));
+		string description = _("add automation event to ");
+		description += redirect.describe_parameter (port);
+
+		lines.front()->view_to_model_y (y);
+		
+		_session.begin_reversible_command (description);
+		_session.add_undo (alist.get_memento());
+		alist.add (when, y);
+		_session.add_redo_no_execute (alist.get_memento());
+		_session.commit_reversible_command ();
+		_session.set_dirty ();
+	}
+}
+
+void
+RedirectAutomationTimeAxisView::ensure_xml_node ()
+{
+	if (xml_node == 0) {
+		if ((xml_node = redirect.extra_xml ("GUI")) == 0) {
+			xml_node = new XMLNode ("GUI");
+			redirect.add_extra_xml (*xml_node);
+		}
+	}
+}
+
+guint32
+RedirectAutomationTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
+{
+	ensure_xml_node ();
+	update_extra_xml_shown (true);
+	
+	return TimeAxisView::show_at (y, nth, parent);
+}
+
+void
+RedirectAutomationTimeAxisView::hide ()
+{
+	ensure_xml_node ();
+	update_extra_xml_shown (false);
+
+	TimeAxisView::hide ();
+}
+
+
+void
+RedirectAutomationTimeAxisView::update_extra_xml_shown (bool editor_shown)
+{
+	char buf[32];
+
+	XMLNodeList nlist = xml_node->children ();
+	XMLNodeConstIterator i;
+	XMLNode * port_node = 0;
+
+	snprintf (buf, sizeof(buf), "Port_%" PRIu32, port);
+
+	for (i = nlist.begin(); i != nlist.end(); ++i) {
+		if ((*i)->name() == buf) {
+			port_node = (*i);
+			break;
+		}
+	}
+
+	if (!port_node) {
+		port_node = new XMLNode(buf);
+		xml_node->add_child_nocopy(*port_node);
+	}
+	
+	port_node->add_property ("shown_editor", editor_shown ? "yes": "no");
+	
+}
+
+void
+RedirectAutomationTimeAxisView::set_automation_state (AutoState state)
+{
+	if (!ignore_state_request) {
+		redirect.automation_list (port).set_automation_state (state);
+	}
+}