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/************************************************************************
*
* Copyright (C) 2022-2024 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/>.
*
***********************************************************************/
#pragma once
#include <data/vector.hpp>
#include <service/controller.hpp>
namespace sight::module::data
{
/**
* @brief This service is used to extract objects from a vector.
*
* The output objects must be marked as "deferred" in the XML configuration.
*
* @section XML XML Configuration
*
* @code{.xml}
<service uid="..." type="sight::module::data::get_vector" >
<in key="vector" uid="..."/>
<out group="objects">
<key index="0" uid="..."/>
<key index="3" uid="..."/>
</out>
</service>
@endcode
* @subsection Input Input
* - \b vector [sight::data::vector]: vector from which the series extracted.
*
* @subsection Output Output
* - \b series [sight::data::object]: output object extracted from the vector.
*/
class get_vector : public service::controller
{
public:
SIGHT_DECLARE_SERVICE(get_vector, service::controller);
/// Constructor
get_vector() = default;
/// Destructor
~get_vector() override = default;
protected:
/// Does nothing
void starting() override;
/// Configure the service
void configuring() override;
/// Does nothing
void stopping() override;
/// Extract the object(s)
void updating() override;
private:
std::vector<size_t> m_index_numbers;
sight::data::ptr<sight::data::vector, sight::data::access::in> m_vector {this, "vector"};
sight::data::ptr_vector<sight::data::object, sight::data::access::out> m_objects {this, "objects"};
};
} // namespace sight::module::data
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