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/************************************************************************
*
* Copyright (C) 2022-2025 IRCAD France
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "action.hpp"
#include <core/com/signal.hxx>
#include <core/ptree.hpp>
namespace sight::module::ui
{
//------------------------------------------------------------------------------
void action::configuring()
{
this->initialize();
const auto config = this->get_config();
m_sync = core::ptree::get_value(config, "sync", m_sync);
if(const auto& parameter = config.get_child_optional("parameter"); parameter)
{
// Convert to std::optional and check that the key is present
const auto& key = parameter->get_optional<std::string>("<xmlattr>.key");
SIGHT_THROW_IF("Parameter key is mandatory if a action must emit a parameterChanged signal.", !key);
m_key = std::make_optional(*key);
// Convert to std::optional.
const auto& clicked = parameter->get_optional<std::string>("<xmlattr>.clicked");
m_clicked = clicked ? std::make_optional(*clicked) : std::nullopt;
const auto& checked = parameter->get_optional<std::string>("<xmlattr>.checked");
m_checked = checked ? std::make_optional(*checked) : std::nullopt;
const auto& unchecked = parameter->get_optional<std::string>("<xmlattr>.unchecked");
m_unchecked = unchecked ? std::make_optional(*unchecked) : std::nullopt;
}
m_joystick_alias = sight::io::joystick::interactor::to_joystick(config.get<std::string>("joystick", ""));
}
//-----------------------------------------------------------------------------
void action::starting()
{
this->action_service_starting();
if(m_joystick_alias != sight::io::joystick::joystick_t::unknown)
{
this->start_listening_joystick();
}
}
//-----------------------------------------------------------------------------
void action::stopping()
{
this->action_service_stopping();
if(m_joystick_alias != sight::io::joystick::joystick_t::unknown)
{
this->stop_listening_joystick();
}
}
//-----------------------------------------------------------------------------
void action::updating()
{
if(this->confirm_action())
{
if(m_sync)
{
m_clicked_sig->emit();
}
else
{
m_clicked_sig->async_emit();
}
if(m_key)
{
const bool is_checked = this->checked();
if(m_sync)
{
m_parameter_changed_sig->emit(
m_clicked
? *m_clicked
: is_checked && m_checked
? *m_checked
: !is_checked && m_unchecked
? *m_unchecked
: sight::ui::parameter_t(is_checked),
*m_key
);
}
else
{
m_parameter_changed_sig->async_emit(
m_clicked
? *m_clicked
: is_checked && m_checked
? *m_checked
: !is_checked && m_unchecked
? *m_unchecked
: sight::ui::parameter_t(is_checked),
*m_key
);
}
}
}
}
//-----------------------------------------------------------------------------
void action::joystick_axis_direction_event(const sight::io::joystick::axis_direction_event& _event)
{
if(_event.device->alias == m_joystick_alias)
{
if(_event.axis_alias == sight::io::joystick::axis_t::tz and _event.value
== sight::io::joystick::axis_direction_event::direction_t::backward)
{
this->updating();
}
}
}
//-----------------------------------------------------------------------------
} // namespace sight::module::ui
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