abstract_item.h

#ifndef ABSTRACT_ITEM_H
#define ABSTRACT_ITEM_H

#include <QGraphicsObject>
#include <QList>
#include "appcore.h"

class AbstractItemInputOutputBase;
class ItemInput;
class ItemOutput;
class SettingsScope;

class ITEMFRAMEWORK_EXPORT AbstractItem : public QGraphicsObject
{
    Q_OBJECT
    Q_PROPERTY(SettingsScope* settingsScope READ settingsScope)

public:
    explicit AbstractItem(QString typeName);

    virtual ~AbstractItem();

    QString typeName() const;

    QString name() const;

    QString description() const;

    void setName(QString name);

    QRectF boundingRect() const override;

    QPainterPath shape() const override;

    void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0) override;

    QList<ItemInput*> const inputs() const;

    QList<ItemOutput*> const outputs() const;

    QImage const image() const;

    int progress() const;

    virtual bool load(class QDomElement& element);

    virtual bool save(class QDomDocument& document, class QDomElement& element) const;

    SettingsScope* settingsScope() const;

    static int connectorHeight();

    static int connectorWidth();

    static bool registerConnectorStyle(QColor const& color, int transportType);

    static QPen connectorStyle(int transportType);


protected:
    ItemInput* addInput(int transportType, QString const& description = "");

    ItemOutput* addOutput(int transportType, QString const& description = "");

    void remove(ItemInput* input);

    void remove(ItemOutput* output);

    void clearInputs();

    void clearOutputs();


    void setDescription(QString const& description);

    void setImage(QImage const& image);

    void setOutputData(ItemOutput* output, QObject* data);

    void setProgress(int progress);

    void setProgressAutohide(int ms);

    virtual void contextMenuPrepare(QMenu& menu) const;

    virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent* event) override;

    virtual void paintItemBox(QPainter* painter);

    void timerEvent(QTimerEvent* t) override;
    QVariant itemChange(GraphicsItemChange change, const QVariant& value) override;
    void contextMenuEvent(QGraphicsSceneContextMenuEvent* event) override;

signals:
    void changed();

    void nameChanged();

    void descriptionChanged();

    void progressChanged();

public slots:
    void disconnectConnections();

private:
    QScopedPointer<class AbstractItemPrivate> const d_ptr;
    Q_DECLARE_PRIVATE(AbstractItem)

    friend class Item_Origin_Visualizer_Entry;
};

#endif // ABSTRACT_ITEM_H