174 lines
4.1 KiB
C++
174 lines
4.1 KiB
C++
/*
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Copyright (C) 2003 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <ardour/redirect.h>
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#include <ardour/session.h>
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#include <cstdlib>
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#include <pbd/memento_command.h>
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#include "redirect_automation_time_axis.h"
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#include "automation_line.h"
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#include "canvas_impl.h"
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace PBD;
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using namespace Gtk;
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RedirectAutomationTimeAxisView::RedirectAutomationTimeAxisView (Session& s, boost::shared_ptr<Route> r,
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PublicEditor& e, TimeAxisView& parent, Canvas& canvas, std::string n,
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uint32_t prt, Redirect& rd, string state_name)
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: AxisView (s),
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AutomationTimeAxisView (s, r, e, parent, canvas, n, state_name, rd.name()),
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redirect (rd),
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port (prt)
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{
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char buf[32];
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xml_node = 0;
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_marked_for_display = false;
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ensure_xml_node ();
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XMLNodeList kids;
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XMLNodeConstIterator iter;
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kids = xml_node->children ();
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snprintf (buf, sizeof(buf), "Port_%" PRIu32, port);
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for (iter = kids.begin(); iter != kids.end(); ++iter) {
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if ((*iter)->name() == buf) {
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XMLProperty *shown = (*iter)->property("shown_editor");
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if (shown && string_is_affirmative (shown->value())) {
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_marked_for_display = true;
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}
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break;
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}
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}
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}
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RedirectAutomationTimeAxisView::~RedirectAutomationTimeAxisView ()
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{
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}
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void
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RedirectAutomationTimeAxisView::add_automation_event (ArdourCanvas::Item* item, GdkEvent* event, nframes_t when, double y)
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{
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double x = 0;
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canvas_display->w2i (x, y);
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/* compute vertical fractional position */
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if (y < 0)
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y = 0;
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else if (y > height)
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y = height;
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y = 1.0 - (y / height);
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/* map to model space */
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if (!lines.empty()) {
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AutomationList& alist (redirect.automation_list(port));
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string description = _("add automation event to ");
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description += redirect.describe_parameter (port);
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lines.front()->view_to_model_y (y);
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_session.begin_reversible_command (description);
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XMLNode &before = alist.get_state();
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alist.add (when, y);
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XMLNode &after = alist.get_state();
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_session.add_command(new MementoCommand<AutomationList>(alist, &before, &after));
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_session.commit_reversible_command ();
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_session.set_dirty ();
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}
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}
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void
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RedirectAutomationTimeAxisView::ensure_xml_node ()
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{
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if (xml_node == 0) {
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if ((xml_node = redirect.extra_xml ("GUI")) == 0) {
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xml_node = new XMLNode ("GUI");
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redirect.add_extra_xml (*xml_node);
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}
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}
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}
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guint32
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RedirectAutomationTimeAxisView::show_at (double y, int& nth, Gtk::VBox *parent)
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{
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ensure_xml_node ();
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update_extra_xml_shown (true);
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return TimeAxisView::show_at (y, nth, parent);
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}
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void
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RedirectAutomationTimeAxisView::hide ()
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{
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ensure_xml_node ();
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update_extra_xml_shown (false);
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TimeAxisView::hide ();
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}
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void
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RedirectAutomationTimeAxisView::update_extra_xml_shown (bool editor_shown)
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{
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char buf[32];
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XMLNodeList nlist = xml_node->children ();
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XMLNodeConstIterator i;
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XMLNode * port_node = 0;
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snprintf (buf, sizeof(buf), "Port_%" PRIu32, port);
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for (i = nlist.begin(); i != nlist.end(); ++i) {
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if ((*i)->name() == buf) {
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port_node = (*i);
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break;
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}
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}
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if (!port_node) {
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port_node = new XMLNode(buf);
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xml_node->add_child_nocopy(*port_node);
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}
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port_node->add_property ("shown_editor", editor_shown ? "yes": "no");
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}
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void
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RedirectAutomationTimeAxisView::set_automation_state (AutoState state)
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{
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if (!ignore_state_request) {
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redirect.automation_list (port).set_automation_state (state);
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}
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}
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