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/************************************************************************
*
* Copyright (C) 2009-2024 IRCAD France
* Copyright (C) 2012-2020 IHU Strasbourg
*
* 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/mesh.hpp>
#include <io/__/service/reader.hpp>
#include <filesystem>
#include <string>
namespace sight::core::jobs
{
class base;
} // namespace sight::core::jobs
namespace sight::module::io::vtk
{
/**
* @brief VTK Mesh Reader.
*
* Service reading a VTK mesh using the fwVtkIO lib.
*
* @section XML Configuration
* @code{.xml}
<service uid="..." type="sight::module::io::vtk::mesh_reader">
<inout key="data" uid="..." />
<file>@path/to/file</file>
</service>
* @endcode
*
* @subsection In-Out In-Out
* - \b data [sight::data::mesh]: mesh to read
* @subsection Configuration Configuration
* - \b file (optional): path of the file to load, if it is not defined, 'open_location_dialog()' should be called to
* define the path.
*/
class mesh_reader : public sight::io::service::reader
{
public:
~mesh_reader() noexcept override =
default;
SIGHT_DECLARE_SERVICE(mesh_reader, sight::io::service::reader);
using job_created_signal_t = core::com::signal<void (std::shared_ptr<core::jobs::base>)>;
/// Constructor
mesh_reader() noexcept;
/**
* @brief Configure the image path.
*
* This method is used to find
* the file path using a file selector.
*/
void open_location_dialog() override;
protected:
sight::io::service::path_type_t get_path_type() const override;
/**
* @brief Starting method.
*
* This method is used to initialize the service.
*/
void starting() override;
/**
* @brief Stopping method.
*
* The stopping method is empty for this service.
*/
void stopping() override;
/**
* @brief Configuring method.
*
* The configuring method only calls the configuring method from the base class
*/
void configuring() override;
/**
* @brief Updating method.
*
* This method is used to update the service.
* The image is read.
*/
void updating() override;
/**
* @brief Info method.
*
* This method is used to give
* informations about the service.
*/
void info(std::ostream& _sstream) override;
private:
/**
* @brief This method is used to load a mesh using the file path.
* @param[in] _vtk_file std::filesystem::path.
* @return true, if mesh is read, false otherwise(error or exception).
*/
bool load_mesh(const std::filesystem::path& _vtk_file);
/**
* @brief Notification method.
*
* This method is used to notify
* the mesh services.
*/
void notification_of_update();
/**
* @brief Mesh path.
*/
std::filesystem::path m_fs_mesh_path;
/// Signal triggered when job created
SPTR(job_created_signal_t) m_sig_job_created;
};
} // namespace sight::module::io::vtk
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