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diff --git a/src/pdfquick/qquickpdfselection_p.h b/src/pdfquick/qquickpdfselection_p.h
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+++ b/src/pdfquick/qquickpdfselection_p.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 QQUICKPDFSELECTION_P_H
+#define QQUICKPDFSELECTION_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtPdfQuick/private/qtpdfquickglobal_p.h>
+#include <QtPdfQuick/private/qquickpdfdocument_p.h>
+
+#include <QtCore/QPointF>
+#include <QtCore/QVariant>
+#include <QtGui/QPolygonF>
+#include <QtQml/QQmlEngine>
+#include <QtQuick/QQuickItem>
+
+QT_BEGIN_NAMESPACE
+class QPdfSelection;
+
+class Q_PDFQUICK_EXPORT QQuickPdfSelection : public QQuickItem
+{
+    Q_OBJECT
+    Q_PROPERTY(QQuickPdfDocument *document READ document WRITE setDocument NOTIFY documentChanged)
+    Q_PROPERTY(int page READ page WRITE setPage NOTIFY pageChanged)
+    Q_PROPERTY(qreal renderScale READ renderScale WRITE setRenderScale NOTIFY renderScaleChanged)
+    Q_PROPERTY(QPointF from READ from WRITE setFrom NOTIFY fromChanged)
+    Q_PROPERTY(QPointF to READ to WRITE setTo NOTIFY toChanged)
+    Q_PROPERTY(bool hold READ hold WRITE setHold NOTIFY holdChanged)
+
+    Q_PROPERTY(QString text READ text NOTIFY textChanged)
+    Q_PROPERTY(QList<QPolygonF> geometry READ geometry NOTIFY selectedAreaChanged)
+    QML_NAMED_ELEMENT(PdfSelection)
+    QML_ADDED_IN_VERSION(5, 15)
+
+public:
+    explicit QQuickPdfSelection(QQuickItem *parent = nullptr);
+    ~QQuickPdfSelection() override;
+
+    QQuickPdfDocument *document() const;
+    void setDocument(QQuickPdfDocument * document);
+    int page() const;
+    void setPage(int page);
+    qreal renderScale() const;
+    void setRenderScale(qreal scale);
+    QPointF from() const;
+    void setFrom(QPointF from);
+    QPointF to() const;
+    void setTo(QPointF to);
+    bool hold() const;
+    void setHold(bool hold);
+
+    QString text() const;
+    QList<QPolygonF> geometry() const;
+
+    Q_INVOKABLE void clear();
+    Q_INVOKABLE void selectAll();
+#if QT_CONFIG(clipboard)
+    Q_INVOKABLE void copyToClipboard() const;
+#endif
+
+signals:
+    void documentChanged();
+    void pageChanged();
+    void renderScaleChanged();
+    void fromChanged();
+    void toChanged();
+    void holdChanged();
+    void textChanged();
+    void selectedAreaChanged();
+
+protected:
+#if QT_CONFIG(im)
+    void keyReleaseEvent(QKeyEvent *ev) override;
+    void inputMethodEvent(QInputMethodEvent *event) override;
+    Q_INVOKABLE QVariant inputMethodQuery(Qt::InputMethodQuery query, const QVariant &argument) const;
+    QVariant inputMethodQuery(Qt::InputMethodQuery query) const override;
+#endif
+
+private:
+    void resetPoints();
+    void updateResults();
+    void update(const QPdfSelection &sel, bool textAndGeometryOnly = false);
+    const QString &pageText() const;
+
+private:
+    QQuickPdfDocument *m_document = nullptr;
+    mutable QPointF m_hitPoint;
+    QPointF m_from;
+    mutable QPointF m_to;
+    qreal m_renderScale = 1;
+    mutable qreal m_heightAtAnchor = 0;
+    mutable qreal m_heightAtCursor = 0;
+    QString m_text;             // selected text
+    mutable QString m_pageText; // all text on the page
+    QList<QPolygonF> m_geometry;
+    int m_page = 0;
+    int m_fromCharIndex = -1;   // same as anchor position
+    mutable int m_toCharIndex = -1; // same as cursor position
+    bool m_hold = false;
+    mutable bool m_pageTextDirty = true;
+
+    Q_DISABLE_COPY(QQuickPdfSelection)
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QQuickPdfSelection)
+
+#endif // QQUICKPDFSELECTION_P_H