qsgcurveprocessor_p.h

// Copyright (C) 2023 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

// Qt-Security score:significant reason:default

#ifndef QSGCURVEPROCESSOR_P_H

#define QSGCURVEPROCESSOR_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 <QtQuick/qtquickexports.h>

#include <QtQuick/private/qquadpath_p.h>

#include "qsgcurvestrokenode_p.h"

#include <QtCore/qloggingcategory.h>

QT_BEGIN_NAMESPACE

Q_DECLARE_LOGGING_CATEGORY(lcSGCurveProcessor);

class Q_QUICK_EXPORT QSGCurveProcessor

public:

    typedef std::function<QVector3D(QVector2D)> uvForPointCallback;

    typedef std::function<void(const std::array<QVector2D, 3> &,

                               const std::array<QVector2D, 3> &,

                               uvForPointCallback)> addTriangleCallback;

    typedef std::function<void(const std::array<QVector2D, 3> &, // vertex coordinates

                               const std::array<QVector2D, 3> &, // start, control, end

                               const std::array<QVector2D, 3> &, // normals

                               const std::array<float, 3> &, // extrusions

                               QSGCurveStrokeNode::TriangleFlags)> addStrokeTriangleCallback;

    static void processFill(const QQuadPath &path,

                            Qt::FillRule fillRule,

                            addTriangleCallback addTriangle);

    static void processStroke(const QQuadPath &strokePath,

                              float miterLimit,

                              float penWidth,

                              bool cosmetic,

                              Qt::PenJoinStyle joinStyle,

                              Qt::PenCapStyle capStyle,

                              addStrokeTriangleCallback addTriangle,

                              int subdivisions = 3);

    static bool solveOverlaps(QQuadPath &path);

    static QList<std::pair<int, int>> findOverlappingCandidates(const QQuadPath &path);

    static bool removeNestedSubpaths(QQuadPath &path);

    static bool solveIntersections(QQuadPath &path, bool removeNestedPaths = true);

};

QT_END_NAMESPACE

#endif // QSGCURVEPROCESSOR_P_H