linkwidget.h

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/*
    SPDX-License-Identifier: GPL-2.0-or-later
    SPDX-FileCopyrightText: 2004-2021 Umbrello UML Modeller Authors <umbrello-devel@kde.org>
*/
 
#ifndef LINKWIDGET_H
#define LINKWIDGET_H
 
#include "basictypes.h"
#include "umlscene.h"
 
#include <QFont>
 
// forward declarations
class UMLClassifier;
class UMLOperation;
class FloatingTextWidget;
class QXmlStreamWriter;
 
class LinkWidget
{
public:
    LinkWidget();
    virtual ~LinkWidget();
 
    virtual void lwSetFont(QFont font) = 0;
 
    virtual UMLClassifier *operationOwner();
 
    virtual UMLOperation *operation() = 0;
 
    virtual void setOperation(UMLOperation *op) = 0;
 
    virtual QString customOpText() = 0;
 
    virtual void setCustomOpText(const QString &opText) = 0;
 
    QString operationText(UMLScene *scene = 0);
 
    virtual void resetTextPositions();
 
    virtual void setMessageText(FloatingTextWidget *ft) = 0;
 
    virtual void setText(FloatingTextWidget *ft, const QString &newText) = 0;
 
    virtual bool showPropertiesDialog();
 
    virtual QString lwOperationText() = 0;
 
    virtual UMLClassifier *lwClassifier() = 0;
 
    virtual void setOperationText(const QString &op) = 0;
 
    virtual void constrainTextPos(qreal &textX, qreal &textY,
                                  qreal textWidth, qreal textHeight,
                                  Uml::TextRole::Enum tr) = 0;
 
    virtual void calculateNameTextSegment();
 
    void setSequenceNumber(const QString &sequenceNumber);
    QString sequenceNumber() const;
 
    virtual bool loadFromXMI(QDomElement &qElement);
    virtual void saveToXMI(QXmlStreamWriter& writer);
 
protected:
    QString m_SequenceNumber;
};
 
#endif