childwidgetplacement.h

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/*
    SPDX-License-Identifier: GPL-2.0-or-later
    SPDX-FileCopyrightText: 2016-2020 Umbrello UML Modeller Authors <umbrello-devel@kde.org>
*/
 
#ifndef CHILDWIDGETPLACEMENT_H
#define CHILDWIDGETPLACEMENT_H
 
class PinPortBase;
class UMLWidget;
 
#include <QPointF>
#include <QtGlobal>
 
class ChildWidgetPlacement
{
public:
    ChildWidgetPlacement(PinPortBase* widget);
    virtual ~ChildWidgetPlacement() {}
 
    virtual void detectConnectedSide() = 0;
    virtual void setInitialPosition(const QPointF &scenePos = QPointF()) = 0;
    virtual void setNewPositionWhenMoved(qreal diffX, qreal diffY) = 0;
    virtual void setNewPositionOnParentResize() = 0;
 
protected:
    enum ConnectedSide {
        Undefined,
        Top,
        Right,
        Bottom,
        Left,
        TopLeft,
        TopRight,
        BottomRight,
        BottomLeft
    };
 
    void setPos(const QPointF& pos);
    void setPos(qreal x, qreal y);
    void setX(qreal x);
    void setY(qreal y);
    qreal x() const;
    qreal y() const;
    qreal width() const;
    qreal height() const;
    UMLWidget* ownerWidget() const;
 
    PinPortBase* const m_widget;
    ConnectedSide m_connectedSide;
};
 
#endif /* ! CHILDWIDGETPLACEMENT_H */