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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
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