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/*
Copyright (C) 2007 Paul Davis
Author: Dave Robillard
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 "automation_controller.h"
#include "ardour/automation_event.h"
#include "ardour/automation_control.h"
#include "ardour_ui.h"
#include "utils.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace Gtk;
AutomationController::AutomationController(boost::shared_ptr<AutomationControl> ac, Adjustment* adj)
: BarController(*adj, *ac)
, _ignore_change(false)
, _controllable(ac)
, _adjustment(adj)
{
set_name (X_("PluginSlider")); // FIXME: get yer own name!
set_style (BarController::LeftToRight);
set_use_parent (true);
label_callback = sigc::mem_fun(this, &AutomationController::update_label);
StartGesture.connect (mem_fun(*this, &AutomationController::start_touch));
StopGesture.connect (mem_fun(*this, &AutomationController::end_touch));
_adjustment->signal_value_changed().connect (
mem_fun(*this, &AutomationController::value_adjusted));
_screen_update_connection = ARDOUR_UI::RapidScreenUpdate.connect (
mem_fun (*this, &AutomationController::display_effective_value));
}
AutomationController::~AutomationController()
{
}
boost::shared_ptr<AutomationController>
AutomationController::create(Session& s, boost::shared_ptr<AutomationList> al, boost::shared_ptr<AutomationControl> ac)
{
Gtk::Adjustment* adjustment = manage(new Gtk::Adjustment(al->default_value(), al->get_min_y(), al->get_max_y()));
if (!ac) {
PBD::warning << "Creating AutomationController for " << al->param_id().to_string() << endmsg;
ac = boost::shared_ptr<AutomationControl>(new AutomationControl(s, al));
}
return boost::shared_ptr<AutomationController>(new AutomationController(ac, adjustment));
}
void
AutomationController::update_label(char* label, int label_len)
{
//cerr << "Controller label: " << label << endl;
}
void
AutomationController::display_effective_value()
{
if ( ! _controllable->list()->automation_playback())
return;
float value = _controllable->get_value();
if (_adjustment->get_value() != value) {
_ignore_change = true;
_adjustment->set_value (value);
_ignore_change = false;
}
}
void
AutomationController::value_adjusted()
{
if (!_ignore_change) {
_controllable->set_value(_adjustment->get_value());
}
}
void
AutomationController::start_touch()
{
_controllable->list()->start_touch();
}
void
AutomationController::end_touch()
{
_controllable->list()->stop_touch();
}
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