qcanvasimagepattern_p.h

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// Copyright (C) 2025 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

// Qt-Security score:significant reason:default

//

//  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.

//

#ifndef QCANVASIMAGEPATTERN_P_H

#define QCANVASIMAGEPATTERN_P_H

#include "qcanvasbrush_p.h"

#include "qcanvasimage.h"

#include "qcpaint_p.h"

#include "qcanvasimagepattern.h"

#include <QtCore/qshareddata.h>

#include <QImage>

QT_BEGIN_NAMESPACE

class QCanvasImagePatternPrivate : public QCanvasBrushPrivate

public:

    static uint nextSerialNumber()

        Q_CONSTINIT static QBasicAtomicInteger<uint> serial = Q_BASIC_ATOMIC_INITIALIZER(0);

        return serial.fetchAndAddRelaxed(1);

    QCanvasImagePatternPrivate(const QCanvasImagePatternPrivate &) = default;

    QCanvasImagePatternPrivate() : QCanvasBrushPrivate(QCanvasBrush::BrushType::ImagePattern) {

        serialNumber = nextSerialNumber();

    QCanvasBrushPrivate *clone() override;

    bool equals(const QCanvasBrushPrivate &other) const noexcept override;

    QCPaint createPaint(QCanvasPainter *painter) const override;

    static QCanvasImagePatternPrivate *get(QCanvasImagePattern *brush)

    { return brush->d.data(); }

    static const QCanvasImagePatternPrivate *get(const QCanvasImagePattern *brush)

    { return brush->d.data(); }

    static QCanvasImagePattern create(QCanvasImagePatternPrivate *p) { return QCanvasImagePattern(p); }

    static QCanvasImagePattern getFromCanvasBrush(const QCanvasBrush &brush)

        Q_ASSERT(brush.type() == QCanvasBrush::BrushType::ImagePattern);

        return create(static_cast<QCanvasImagePatternPrivate *>(QCanvasBrushPrivate::get(brush)));

    // The values are stored in qreal precision so that the QCanvasImagePattern

    // getters return exactly what was passed to the setters. They are

    // truncated to float when the engine-side QCPaint is created.

    QCanvasImage image;

    QCPaint paint;

    QColor tintColor = QColorConstants::White;

    qreal x = 0.0;

    qreal y = 0.0;

    qreal width = 100.0;

    qreal height = 100.0;

    qreal angle = 0.0;

    bool changed = true;

    uint serialNumber = 0; // Unique id

};

QT_END_NAMESPACE

#endif // QCANVASIMAGEPATTERN_P_H