Paul Davis
9e3299f97d
This also removes Route::group_gain_control() and associated machinery. Not yet tested with Mackie or other surfaces. More work to done to start using the group capabilities, and also potentially to add or derive more controls as RouteAutomationControls
158 lines
3.8 KiB
C++
158 lines
3.8 KiB
C++
/*
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Copyright (C) 2000-2007 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 "pbd/controllable.h"
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#include "pbd/enumwriter.h"
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#include "pbd/xml++.h"
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#include "pbd/error.h"
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#include "pbd/locale_guard.h"
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#include "i18n.h"
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using namespace PBD;
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using namespace std;
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PBD::Signal1<void,Controllable*> Controllable::Destroyed;
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PBD::Signal1<bool,Controllable*> Controllable::StartLearning;
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PBD::Signal1<void,Controllable*> Controllable::StopLearning;
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PBD::Signal3<void,Controllable*,int,int> Controllable::CreateBinding;
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PBD::Signal1<void,Controllable*> Controllable::DeleteBinding;
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Glib::Threads::RWLock Controllable::registry_lock;
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Controllable::Controllables Controllable::registry;
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PBD::ScopedConnectionList* registry_connections = 0;
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const std::string Controllable::xml_node_name = X_("Controllable");
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Controllable::Controllable (const string& name, Flag f)
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: _name (name)
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, _flags (f)
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, _touching (false)
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{
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add (*this);
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}
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void
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Controllable::add (Controllable& ctl)
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{
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using namespace boost;
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Glib::Threads::RWLock::WriterLock lm (registry_lock);
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registry.insert (&ctl);
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if (!registry_connections) {
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registry_connections = new ScopedConnectionList;
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}
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/* Controllable::remove() is static - no need to manage this connection */
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ctl.DropReferences.connect_same_thread (*registry_connections, boost::bind (&Controllable::remove, &ctl));
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}
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void
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Controllable::remove (Controllable* ctl)
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{
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Glib::Threads::RWLock::WriterLock lm (registry_lock);
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for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
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if ((*i) == ctl) {
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registry.erase (i);
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break;
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}
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}
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}
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Controllable*
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Controllable::by_id (const ID& id)
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{
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Glib::Threads::RWLock::ReaderLock lm (registry_lock);
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for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
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if ((*i)->id() == id) {
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return (*i);
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}
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}
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return 0;
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}
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Controllable*
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Controllable::by_name (const string& str)
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{
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Glib::Threads::RWLock::ReaderLock lm (registry_lock);
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for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
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if ((*i)->_name == str) {
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return (*i);
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}
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}
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return 0;
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}
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XMLNode&
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Controllable::get_state ()
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{
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XMLNode* node = new XMLNode (xml_node_name);
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LocaleGuard lg (X_("C"));
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char buf[64];
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node->add_property (X_("name"), _name); // not reloaded from XML state, just there to look at
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id().print (buf, sizeof (buf));
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node->add_property (X_("id"), buf);
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node->add_property (X_("flags"), enum_2_string (_flags));
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snprintf (buf, sizeof (buf), "%2.12f", get_value());
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node->add_property (X_("value"), buf);
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if (_extra_xml) {
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node->add_child_copy (*_extra_xml);
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}
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return *node;
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}
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int
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Controllable::set_state (const XMLNode& node, int /*version*/)
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{
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LocaleGuard lg (X_("C"));
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const XMLProperty* prop;
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Stateful::save_extra_xml (node);
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set_id (node);
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if ((prop = node.property (X_("flags"))) != 0) {
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_flags = (Flag) string_2_enum (prop->value(), _flags);
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}
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if ((prop = node.property (X_("value"))) != 0) {
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float val;
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if (sscanf (prop->value().c_str(), "%f", &val) == 1) {
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set_value (val, NoGroup);
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}
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}
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return 0;
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}
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void
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Controllable::set_flags (Flag f)
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{
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_flags = f;
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}
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