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/************************************************************************
*
* Copyright (C) 2014-2024 IRCAD France
* Copyright (C) 2014-2019 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 <ui/__/editor.hpp>
#include <viz/scene3d/compositor/chain_manager.hpp>
#include <viz/scene3d/layer.hpp>
#include <QCheckBox>
#include <QComboBox>
#include <QGroupBox>
#include <QListWidget>
#include <QObject>
#include <QPointer>
#include <QVBoxLayout>
#include <vector>
namespace sight::module::ui::viz
{
/**
* @brief Allows to select an Ogre Compositor and apply it to a layer
*/
class compositor_selector : public QObject,
public sight::ui::editor
{
Q_OBJECT
public:
SIGHT_DECLARE_SERVICE(compositor_selector, sight::ui::editor);
/** @} */
/**
* @name Slots API
* @{
*/
using init_layer_slot_t = core::com::slot<void (sight::viz::scene3d::layer::sptr)>;
/// Slot: Populate the list of available compositors for the selected layer
static const core::com::slots::key_t INIT_COMPOSITOR_LIST_SLOT;
/** @} */
/// Constructor.
compositor_selector() noexcept;
/// Destructor. Does nothing
~compositor_selector() noexcept override;
protected:
/**
* @brief method description:
* @code{.xml}
<service uid="compositor_selectorInstance" type="sight::module::ui::viz::compositor_selector">
<parameter>param</parameter>
</service>
@endcode
* - \b Parameter : parameter description.
*/
void configuring() override;
/// Sets the connections and the UI elements
void starting() override;
/// Destroys the connections and cleans the container
void stopping() override;
/// Does nothing
void updating() override;
private Q_SLOTS:
/// Slot: called when a layer is selected
/// Sets the current layer and initializes the compositor list
void on_selected_layer_item(int _index);
/// Slot: called when an item of the list widget is checked
void on_selected_compositor_item(QListWidgetItem* _compositor_item);
private:
/// Slot: Populate the list of available compositors for the selected layer
void init_compositor_list(sight::viz::scene3d::layer::sptr _layer);
/// Retrieves all the layers from the application thanks to the render services
void refresh_renderers();
/// Checks if there is an XML configured compositor chain.
/// Sets the local compositor chain according to this.
void synchronise_with_layer_compositor_chain();
/// Retrieves the available compositors from the compositor resource group and stores them in the list widget
void update_compositor_list();
/// Iterates through the compositor chain and checks the enabled compositors
void check_enabled_compositors();
/// Iterates through the compositor chain and unchecks them
void uncheck_compositors();
/// Indicates if a compositor is enabled on the layer
bool is_enabled_compositor(const std::string& _compositor_name);
QPointer<QComboBox> m_layers_box;
QPointer<QListWidget> m_compositor_chain;
std::vector<sight::viz::scene3d::layer::wptr> m_layers;
sight::viz::scene3d::layer::wptr m_current_layer;
sight::viz::scene3d::compositor::chain_manager::compositor_chain_t m_layer_compositor_chain;
///Connection service, needed for slot/signal association
core::com::helper::sig_slot_connection m_connections;
};
} // namespace sight::module::ui::viz
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