fwRenderQt/include/fwRenderQt/SRender.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2018.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#pragma once

#include "fwRenderQt/config.hpp"
#include "fwRenderQt/data/Axis.hpp"
#include "fwRenderQt/data/Coord.hpp"
#include "fwRenderQt/data/Event.hpp"
#include "fwRenderQt/data/Viewport.hpp"

#include <fwCom/helper/SigSlotConnection.hpp>

#include <fwRender/IRender.hpp>

#include <fwServices/helper/Config.hpp>

#include <QGraphicsScene>
#include <QGraphicsView>
#include <QResizeEvent>
#include <Qt>

#include <map>

namespace fwRenderQt
{
// Not declared in the #include because of mutual inclusion.
class Scene2DGraphicsView;

// Not declared in the #include because of mutual inclusion.
class IAdaptor;

class FWRENDERQT_CLASS_API SRender : public ::fwRender::IRender
{

public:

    fwCoreServiceClassDefinitionsMacro( (SRender)(::fwRender::IRender) );

    typedef std::string AdaptorIDType;

    typedef std::string ObjectIDType;

    typedef float AdaptorZValueType;

    FWRENDERQT_API SRender() noexcept;

    FWRENDERQT_API virtual ~SRender() noexcept;

    FWRENDERQT_API QGraphicsScene* getScene() const;

    FWRENDERQT_API Scene2DGraphicsView* getView() const;

    FWRENDERQT_API ::fwRenderQt::data::Viewport::sptr getViewport() const;

    FWRENDERQT_API ::fwRenderQt::data::Axis::sptr getAxis(const std::string& id) const;

    FWRENDERQT_API void dispatchInteraction(::fwRenderQt::data::Event& _event );

    FWRENDERQT_API ::fwRenderQt::data::Coord mapToScene( const ::fwRenderQt::data::Coord& coord ) const;

    FWRENDERQT_API Qt::AspectRatioMode getAspectRatioMode() const;

    FWRENDERQT_API void updateSceneSize( float ratioPercent = 0 );

protected:

    FWRENDERQT_API void configuring() override;

    FWRENDERQT_API void starting() override;

    FWRENDERQT_API void updating() override;

    FWRENDERQT_API void swapping() override;

    FWRENDERQT_API void swapping(const KeyType& key) override;

    FWRENDERQT_API void stopping() override;

private:

    typedef SPTR (::fwRuntime::ConfigurationElement) ConfigurationType;

    void startContext();

    void stopContext();

    void configureAxis ( ConfigurationType _conf );

    void configureViewport ( ConfigurationType _conf );

    void configureScene( ConfigurationType _conf );

    void configureAdaptor ( ConfigurationType _conf );

    typedef std::map< AdaptorZValueType, AdaptorIDType > ZValue2AdaptorID;

    ZValue2AdaptorID m_zValue2AdaptorID;

    std::map<std::string, ::fwRenderQt::data::Axis::sptr > m_axisMap;

    ConfigurationType m_sceneConfiguration;

    ::fwRenderQt::data::Coord m_sceneStart;

    ::fwRenderQt::data::Coord m_sceneWidth;

    QGraphicsScene* m_scene;

    Scene2DGraphicsView* m_view;

    ::fwRenderQt::data::Viewport::sptr m_viewport;

    bool m_antialiasing;

    std::string m_background;

    Qt::AspectRatioMode m_aspectRatioMode;
};

} // namespace fwRenderQt