+/*
+ 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/error.h"
+#include "pbd/compose.h"
+
+#include "ardour/boost_debug.h"
+#include "ardour/debug.h"
#include "ardour/automation_control.h"
#include "ardour/automation_list.h"
#include "ardour/pannable.h"
+#include "ardour/panner.h"
+#include "ardour/pan_controllable.h"
#include "ardour/session.h"
+#include "ardour/value_as_string.h"
+#include "pbd/i18n.h"
+
+using namespace std;
+using namespace PBD;
using namespace ARDOUR;
Pannable::Pannable (Session& s)
- : Automatable (s)
- , SessionHandleRef (s)
- , pan_azimuth_control (new AutomationControl (s, PanAzimuthAutomation,
- boost::shared_ptr<AutomationList>(new AutomationList(PanAzimuthAutomation)), ""))
- , pan_elevation_control (new AutomationControl (s, PanElevationAutomation,
- boost::shared_ptr<AutomationList>(new AutomationList(PanElevationAutomation)), ""))
- , pan_width_control (new AutomationControl (s, PanWidthAutomation,
- boost::shared_ptr<AutomationList>(new AutomationList(PanWidthAutomation)), ""))
- , pan_frontback_control (new AutomationControl (s, PanFrontBackAutomation,
- boost::shared_ptr<AutomationList>(new AutomationList(PanFrontBackAutomation)), ""))
- , pan_lfe_control (new AutomationControl (s, PanLFEAutomation,
- boost::shared_ptr<AutomationList>(new AutomationList(PanLFEAutomation)), ""))
- , _auto_state (Off)
- , _auto_style (Absolute)
+ : Automatable (s)
+ , SessionHandleRef (s)
+ , pan_azimuth_control (new PanControllable (s, "", this, PanAzimuthAutomation))
+ , pan_elevation_control (new PanControllable (s, "", this, PanElevationAutomation))
+ , pan_width_control (new PanControllable (s, "", this, PanWidthAutomation))
+ , pan_frontback_control (new PanControllable (s, "", this, PanFrontBackAutomation))
+ , pan_lfe_control (new PanControllable (s, "", this, PanLFEAutomation))
+ , _auto_state (Off)
+ , _has_state (false)
+ , _responding_to_control_auto_state_change (0)
{
- add_control (pan_azimuth_control);
- add_control (pan_elevation_control);
- add_control (pan_width_control);
- add_control (pan_frontback_control);
- add_control (pan_lfe_control);
+ //boost_debug_shared_ptr_mark_interesting (this, "pannable");
+
+ add_control (pan_azimuth_control);
+ add_control (pan_elevation_control);
+ add_control (pan_width_control);
+ add_control (pan_frontback_control);
+ add_control (pan_lfe_control);
+
+ /* all controls change state together */
+
+ pan_azimuth_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
+ pan_elevation_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
+ pan_width_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
+ pan_frontback_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
+ pan_lfe_control->alist()->automation_state_changed.connect_same_thread (*this, boost::bind (&Pannable::control_auto_state_changed, this, _1));
+
+ pan_azimuth_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
+ pan_elevation_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
+ pan_width_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
+ pan_frontback_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
+ pan_lfe_control->Changed.connect_same_thread (*this, boost::bind (&Pannable::value_changed, this));
+}
+
+Pannable::~Pannable ()
+{
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("pannable @ %1 destructor\n", this));
}
void
-Pannable::set_automation_state (AutoState state)
+Pannable::control_auto_state_changed (AutoState new_state)
{
- if (state != _auto_state) {
- _auto_state = state;
-
- const Controls& c (controls());
-
- for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
- boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
- if (ac) {
- ac->alist()->set_automation_state (state);
- }
- }
-
- session().set_dirty ();
- automation_state_changed (_auto_state);
- }
+ if (_responding_to_control_auto_state_change) {
+ return;
+ }
+
+ _responding_to_control_auto_state_change++;
+
+ pan_azimuth_control->set_automation_state (new_state);
+ pan_width_control->set_automation_state (new_state);
+ pan_elevation_control->set_automation_state (new_state);
+ pan_frontback_control->set_automation_state (new_state);
+ pan_lfe_control->set_automation_state (new_state);
+
+ _responding_to_control_auto_state_change--;
+
+ _auto_state = new_state;
+ automation_state_changed (new_state); /* EMIT SIGNAL */
+}
+
+void
+Pannable::set_panner (boost::shared_ptr<Panner> p)
+{
+ _panner = p;
}
void
-Pannable::set_automation_style (AutoStyle style)
+Pannable::value_changed ()
{
- if (style != _auto_style) {
- _auto_style = style;
-
- const Controls& c (controls());
-
- for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
- boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
- if (ac) {
- ac->alist()->set_automation_style (style);
- }
- }
-
- session().set_dirty ();
- automation_style_changed ();
- }
+ if (!has_state ()) {
+ // prevent the GUI from resetting panners
+ // e.g. when switching to aux-sends and back.
+ _has_state = true;
+ }
+
+ _session.set_dirty ();
+}
+
+void
+Pannable::set_automation_state (AutoState state)
+{
+ if (state != _auto_state) {
+ _auto_state = state;
+
+ const Controls& c (controls());
+
+ for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
+ boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
+ if (ac) {
+ ac->alist()->set_automation_state (state);
+ }
+ }
+
+ session().set_dirty ();
+ automation_state_changed (_auto_state);
+ }
}
void
Pannable::start_touch (double when)
{
- const Controls& c (controls());
-
- for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
- boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
- if (ac) {
- ac->alist()->start_touch (when);
- }
- }
- g_atomic_int_set (&_touching, 1);
+ const Controls& c (controls());
+
+ for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
+ boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
+ if (ac) {
+ ac->alist()->start_touch (when);
+ }
+ }
+ g_atomic_int_set (&_touching, 1);
}
void
-Pannable::stop_touch (bool mark, double when)
+Pannable::stop_touch (double when)
+{
+ const Controls& c (controls());
+
+ for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
+ boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
+ if (ac) {
+ ac->alist()->stop_touch (when);
+ }
+ }
+ g_atomic_int_set (&_touching, 0);
+}
+
+XMLNode&
+Pannable::get_state ()
+{
+ return state (true);
+}
+
+XMLNode&
+Pannable::state (bool /*full*/)
+{
+ XMLNode* node = new XMLNode (X_("Pannable"));
+
+ node->add_child_nocopy (pan_azimuth_control->get_state());
+ node->add_child_nocopy (pan_width_control->get_state());
+ node->add_child_nocopy (pan_elevation_control->get_state());
+ node->add_child_nocopy (pan_frontback_control->get_state());
+ node->add_child_nocopy (pan_lfe_control->get_state());
+
+ node->add_child_nocopy (get_automation_xml_state ());
+
+ return *node;
+}
+
+int
+Pannable::set_state (const XMLNode& root, int version)
{
- const Controls& c (controls());
-
- for (Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
- boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl>(ci->second);
- if (ac) {
- ac->alist()->stop_touch (mark, when);
- }
- }
- g_atomic_int_set (&_touching, 0);
+ if (root.name() != X_("Pannable")) {
+ warning << string_compose (_("Pannable given XML data for %1 - ignored"), root.name()) << endmsg;
+ return -1;
+ }
+
+ const XMLNodeList& nlist (root.children());
+ XMLNodeConstIterator niter;
+
+ for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
+ if ((*niter)->name() == Controllable::xml_node_name) {
+ std::string control_name;
+
+ if (!(*niter)->get_property (X_("name"), control_name)) {
+ continue;
+ }
+
+ if (control_name == pan_azimuth_control->name()) {
+ pan_azimuth_control->set_state (**niter, version);
+ } else if (control_name == pan_width_control->name()) {
+ pan_width_control->set_state (**niter, version);
+ } else if (control_name == pan_elevation_control->name()) {
+ pan_elevation_control->set_state (**niter, version);
+ } else if (control_name == pan_frontback_control->name()) {
+ pan_frontback_control->set_state (**niter, version);
+ } else if (control_name == pan_lfe_control->name()) {
+ pan_lfe_control->set_state (**niter, version);
+ }
+
+ } else if ((*niter)->name() == Automatable::xml_node_name) {
+ set_automation_xml_state (**niter, PanAzimuthAutomation);
+
+ } else {
+ /* old school (alpha1-6) XML info */
+
+ float val;
+ if ((*niter)->name() == X_("azimuth")) {
+ if ((*niter)->get_property (X_("value"), val)) {
+ pan_azimuth_control->set_value (val, Controllable::NoGroup);
+ }
+ } else if ((*niter)->name() == X_("width")) {
+ if ((*niter)->get_property (X_("value"), val)) {
+ pan_width_control->set_value (val, Controllable::NoGroup);
+ }
+ } else if ((*niter)->name() == X_("elevation")) {
+ if ((*niter)->get_property (X_("value"), val)) {
+ pan_elevation_control->set_value (val, Controllable::NoGroup);
+ }
+ } else if ((*niter)->name() == X_("frontback")) {
+ if ((*niter)->get_property (X_("value"), val)) {
+ pan_frontback_control->set_value (val, Controllable::NoGroup);
+ }
+ } else if ((*niter)->name() == X_("lfe")) {
+ if ((*niter)->get_property (X_("value"), val)) {
+ pan_lfe_control->set_value (val, Controllable::NoGroup);
+ }
+ }
+ }
+ }
+
+ _has_state = true;
+
+ return 0;
+}
+
+string
+Pannable::value_as_string (boost::shared_ptr<const AutomationControl> ac) const
+{
+ boost::shared_ptr<Panner> p = panner ();
+
+ if (p) {
+ return p->value_as_string (ac);
+ }
+
+ return ARDOUR::value_as_string(ac->desc(), ac->get_value());
}