roviz_item_base_dev.h

#ifndef ROVIZ_ITEM_BASE_DEV_H
#define ROVIZ_ITEM_BASE_DEV_H

#include <string>
#include <functional>
#include <QScopedPointer>
#include <QMenu>
#include "item/abstract_item.h"
#include "core/export_handling.h"
#include "backend_dev/roviz_item_base_dev_p.h"
#include "core/input.h"
#include "core/output.h"
#include "config/config_storage_type.h"

class QGraphicsSceneMouseEvent;
class ConfigImpl;
class TrimImpl;

class ROVIZ_EXPORT RovizItemBaseDev : public AbstractItem
{
    Q_OBJECT
    friend class RovizItemBaseDevPrivate;

public:
    explicit RovizItemBaseDev(std::string type_name);
    virtual ~RovizItemBaseDev();

    virtual QWidget *widget(void);

    virtual void pause(void) = 0;
    virtual void unpause(void) = 0;
    virtual bool running(void) const = 0;
    virtual void join(void) = 0;

protected:
    template<class T>
    Input<T> addInputBase(std::string name, RovizItem *item);

    template<class T>
    Output<T> addOutputBase(std::string name);

    TrimImpl *getTrimImpl(std::string name, double default_value, double min, double max, int steps, bool logarithmic, std::function<void (double)> notifier_func);

    // Note: The signatures of the getConfigImpl() functions is distinct for every type,
    // so we don't really need a template here. We also wouldn't need one in RovizItem
    // in the first place, but in the future, there might come more configs with the same
    // signature and introducing templates at that point would mean rewriting all plugins.
    // If a config with the same signature comes up in the futere, we can safely switch to
    // a template here without breaking the plugins.

    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<int>::type &default_value, int min, int max, bool restart_when_changed);
    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<double>::type &default_value, double min, double max, bool restart_when_changed);
    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<std::string>::type &default_value, std::function<bool (std::string&)> checker, bool restart_when_changed);
    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<std::list<std::string> >::type &default_index, const std::list<std::string> &possibilities, bool restart_when_changed);
    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<bool>::type &default_value, bool restart_when_changed);
    ConfigImpl *getConfigImpl(const std::string &name, const typename ConfigStorageType<FilePath>::type &default_value, enum FilePath::Mode file_mode, const std::string &filter, bool restart_when_changed);

public slots:
    virtual void start(void);
    virtual void stop(void);
    void restart(void);

protected:
    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event) override;

    void contextMenuPrepare(QMenu &menu) const override;

private:
    QScopedPointer<RovizItemBaseDevPrivate> _this;
};

#endif // ROVIZ_ITEM_BASE_DEV_H