add missing files from selection development branch(es)

1 files changed, 324 insertions, 0 deletions

diff --git a/libs/ardour/selection.cc b/libs/ardour/selection.cc
new file mode 100644
index 0000000000..2e887afcd5
--- /dev/null
+++ b/libs/ardour/selection.cc
@@ -0,0 +1,324 @@
+/*
+  Copyright (C) 2017 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 "pbd/signals.h"
+
+#include "ardour/automation_control.h"
+#include "ardour/debug.h"
+#include "ardour/selection.h"
+#include "ardour/session.h"
+#include "ardour/stripable.h"
+
+using namespace ARDOUR;
+using namespace PBD;
+
+void
+CoreSelection::send_selection_change ()
+{
+	PropertyChange pc;
+	pc.add (Properties::selected);
+	PresentationInfo::send_static_change (pc);
+}
+
+CoreSelection::CoreSelection (Session& s)
+	: session (s)
+	, selection_order (0)
+{
+}
+
+CoreSelection::~CoreSelection ()
+{
+}
+
+void
+CoreSelection::toggle (boost::shared_ptr<Stripable> s, boost::shared_ptr<AutomationControl> c)
+{
+	DEBUG_TRACE (DEBUG::Selection, string_compose ("toggle: s %1 selected %2 c %3 selected %4\n",
+	                                               s, selected (s), c, selected (c)));
+	if ((c && selected (c)) || selected (s)) {
+		remove (s, c);
+	} else {
+		add (s, c);
+	}
+}
+
+void
+CoreSelection::add (boost::shared_ptr<Stripable> s, boost::shared_ptr<AutomationControl> c)
+{
+	bool send = false;
+
+	{
+		Glib::Threads::RWLock::WriterLock lm (_lock);
+
+		SelectedStripable ss (s, c, g_atomic_int_add (&selection_order, 1));
+
+		if (_stripables.insert (ss).second) {
+			DEBUG_TRACE (DEBUG::Selection, string_compose ("added %1/%2 to s/c selection\n", s->name(), c));
+			send = true;
+		} else {
+			DEBUG_TRACE (DEBUG::Selection, string_compose ("%1/%2 already in s/c selection\n", s->name(), c));
+		}
+	}
+
+	if (send) {
+		send_selection_change ();
+	}
+}
+
+void
+CoreSelection::remove (boost::shared_ptr<Stripable> s, boost::shared_ptr<AutomationControl> c)
+{
+	bool send = false;
+	{
+		Glib::Threads::RWLock::WriterLock lm (_lock);
+
+		SelectedStripable ss (s, c, 0);
+
+		SelectedStripables::iterator i = _stripables.find (ss);
+
+		if (i != _stripables.end()) {
+			_stripables.erase (i);
+			DEBUG_TRACE (DEBUG::Selection, string_compose ("removed %1/%2 from s/c selection\n", s, c));
+			send = true;
+		}
+	}
+
+	if (send) {
+		send_selection_change ();
+	}
+}
+
+void
+CoreSelection::set (boost::shared_ptr<Stripable> s, boost::shared_ptr<AutomationControl> c)
+{
+	{
+		Glib::Threads::RWLock::WriterLock lm (_lock);
+
+		SelectedStripable ss (s, c, g_atomic_int_add (&selection_order, 1));
+
+		if (_stripables.size() == 1 && _stripables.find (ss) != _stripables.end()) {
+			return;
+		}
+
+		_stripables.clear ();
+		_stripables.insert (ss);
+		DEBUG_TRACE (DEBUG::Selection, string_compose ("set s/c selection to %1/%2\n", s->name(), c));
+	}
+
+	send_selection_change ();
+}
+
+void
+CoreSelection::clear_stripables ()
+{
+	bool send = false;
+
+	DEBUG_TRACE (DEBUG::Selection, "clearing s/c selection\n");
+
+	{
+		Glib::Threads::RWLock::WriterLock lm (_lock);
+
+		if (!_stripables.empty()) {
+			_stripables.clear ();
+			send = true;
+			DEBUG_TRACE (DEBUG::Selection, "cleared s/c selection\n");
+		}
+	}
+
+	if (send) {
+		send_selection_change ();
+	}
+}
+
+bool
+CoreSelection::selected (boost::shared_ptr<const Stripable> s) const
+{
+	if (!s) {
+		return false;
+	}
+
+	Glib::Threads::RWLock::ReaderLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+
+		if (!((*x).controllable == 0)) {
+			/* selected automation control */
+			continue;
+		}
+
+		/* stripable itself selected, not just a control belonging to
+		 * it
+		 */
+
+		if ((*x).stripable == s->id()) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
+bool
+CoreSelection::selected (boost::shared_ptr<const AutomationControl> c) const
+{
+	if (!c) {
+		return false;
+	}
+
+	Glib::Threads::RWLock::ReaderLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+		if ((*x).controllable == c->id()) {
+			return true;
+		}
+	}
+
+	return false;
+}
+
+CoreSelection::SelectedStripable::SelectedStripable (boost::shared_ptr<Stripable> s, boost::shared_ptr<AutomationControl> c, int o)
+	: stripable (s ? s->id() : PBD::ID (0))
+	, controllable (c ? c->id() : PBD::ID (0))
+	, order (o)
+{
+}
+
+struct StripableControllerSort {
+	bool operator() (CoreSelection::StripableAutomationControl const &a, CoreSelection::StripableAutomationControl const & b) const {
+		return a.order < b.order;
+	}
+};
+
+void
+CoreSelection::get_stripables (StripableAutomationControls& sc) const
+{
+	Glib::Threads::RWLock::ReaderLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+
+		boost::shared_ptr<Stripable> s = session.stripable_by_id ((*x).stripable);
+		boost::shared_ptr<AutomationControl> c;
+
+		if (!s) {
+			c = session.automation_control_by_id ((*x).controllable);
+		} else {
+			c = s->automation_control ((*x).controllable);
+		}
+
+		if (s || c) {
+			sc.push_back (StripableAutomationControl (s, c, (*x).order));
+		}
+	}
+
+	StripableControllerSort cmp;
+	sort (sc.begin(), sc.end(), cmp);
+}
+
+void
+CoreSelection::remove_control_by_id (PBD::ID const & id)
+{
+	Glib::Threads::RWLock::WriterLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+		if ((*x).controllable == id) {
+			_stripables.erase (x);
+			return;
+		}
+	}
+}
+
+void
+CoreSelection::remove_stripable_by_id (PBD::ID const & id)
+{
+	Glib::Threads::RWLock::WriterLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+		if ((*x).stripable == id) {
+			_stripables.erase (x);
+			return;
+		}
+	}
+}
+
+XMLNode&
+CoreSelection::get_state (void)
+{
+	XMLNode* node = new XMLNode (X_("Selection"));
+
+	Glib::Threads::RWLock::WriterLock lm (_lock);
+
+	for (SelectedStripables::const_iterator x = _stripables.begin(); x != _stripables.end(); ++x) {
+		XMLNode* child = new XMLNode (X_("StripableAutomationControl"));
+		child->set_property (X_("stripable"), (*x).stripable.to_s());
+		child->set_property (X_("control"), (*x).controllable.to_s());
+		child->set_property (X_("order"), (*x).order);
+
+		node->add_child_nocopy (*child);
+	}
+
+	return *node;
+}
+int
+CoreSelection::set_state (const XMLNode& node, int /* version */)
+{
+	XMLNodeList children (node.children());
+	Glib::Threads::RWLock::WriterLock lm (_lock);
+
+	_stripables.clear ();
+
+	for (XMLNodeConstIterator i = children.begin(); i != children.end(); ++i) {
+		if ((*i)->name() != X_("StripableAutomationControl")) {
+			continue;
+		}
+
+		std::string s;
+
+		if (!(*i)->get_property (X_("stripable"), s)) {
+			continue;
+		}
+
+		std::string c;
+
+		if (!(*i)->get_property (X_("control"), c)) {
+			continue;
+		}
+
+		int order;
+
+		if (!(*i)->get_property (X_("order"), order)) {
+			continue;
+		}
+
+		SelectedStripable ss (PBD::ID (s), PBD::ID (c), order);
+		_stripables.insert (ss);
+	}
+
+	std::cerr << "set state: " << _stripables.size() << std::endl;
+
+	return 0;
+}
+
+uint32_t
+CoreSelection::selected () const
+{
+	Glib::Threads::RWLock::ReaderLock lm (_lock);
+	return _stripables.size();
+}
+