qpdflinkmodel.h

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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QPDFLINKMODEL_H
#define QPDFLINKMODEL_H
 
#include <QtPdf/qtpdfglobal.h>
#include <QtPdf/qpdfdocument.h>
#include <QtPdf/qpdflink.h>
 
#include <QtCore/QAbstractListModel>
 
#include <memory>
 
QT_BEGIN_NAMESPACE
 
class QPdfLinkModelPrivate;
 
class Q_PDF_EXPORT QPdfLinkModel : public QAbstractListModel
{
    Q_OBJECT
    Q_PROPERTY(QPdfDocument *document READ document WRITE setDocument NOTIFY documentChanged)
    Q_PROPERTY(int page READ page WRITE setPage NOTIFY pageChanged)
 
public:
    enum class Role {
        Link = Qt::UserRole,
        Rectangle,
        Url,
        Page,
        Location,
        Zoom,
        NRoles
    };
    Q_ENUM(Role)
    explicit QPdfLinkModel(QObject *parent = nullptr);
    ~QPdfLinkModel() override;
 
    QPdfDocument *document() const;
 
    QHash<int, QByteArray> roleNames() const override;
    int rowCount(const QModelIndex &parent) const override;
    QVariant data(const QModelIndex &index, int role) const override;
 
    int page() const;
 
    QPdfLink linkAt(QPointF point) const;
 
public Q_SLOTS:
    void setDocument(QPdfDocument *document);
    void setPage(int page);
 
Q_SIGNALS:
    void documentChanged();
    void pageChanged(int page);
 
private Q_SLOTS:
    void onStatusChanged(QPdfDocument::Status status);
 
private:
    Q_DECLARE_PRIVATE(QPdfLinkModel)
    const std::unique_ptr<QPdfLinkModelPrivate> d_ptr;
};
 
QT_END_NAMESPACE
 
#endif // QPDFLINKMODEL_H