qlottierenderer_p.h

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// Copyright (C) 2020 The Qt Company Ltd.

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

// Qt-Security score:significant reason:default

#ifndef QLOTTIERENDERER_H

#define QLOTTIERENDERER_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 <QStack>

// #include <private/qglobal_p.h>

#include <QtLottie/qtlottieexports.h>

QT_BEGIN_NAMESPACE

class QLottieBase;

class QLottieLayer;

class QLottieSolidLayer;

class QLottieGroup;

class QLottieRect;

class QLottieFill;

class QLottieGFill;

class QLottieImage;

class QLottieStroke;

class QLottieGStroke;

class QLottieBasicTransform;

class QLottieLayerTransform;

class QLottieShapeTransform;

class QLottieRepeaterTransform;

class QLottieShapeLayer;

class QLottieEllipse;

class QLottiePolyStar;

class QLottieRound;

class QLottieFreeFormShape;

class QLottieTrimPath;

class QLottieFillEffect;

class QLottieRepeater;

class QLottiePrecomposition;

class QLottieTextLayer;

class Q_LOTTIE_EXPORT QLottieRenderer

public:

    enum TrimmingState { Off = 0, Parallel, Sequential };

    virtual ~QLottieRenderer() = default;

    virtual void saveState() = 0;

    virtual void restoreState() = 0;

    virtual void setTrimmingState(TrimmingState state);

    virtual TrimmingState trimmingState() const;

    virtual void render(const QLottiePrecomposition &precomp) = 0;

    virtual void render(const QLottieLayer &layer) = 0;

    virtual void render(const QLottieSolidLayer &layer) = 0;

    virtual void render(const QLottieTextLayer &) {}

    virtual void render(const QLottieGroup &) {}

    virtual void render(const QLottieRect &rect) = 0;

    virtual void render(const QLottieEllipse &ellipse) = 0;

    virtual void render(const QLottiePolyStar &star) = 0;

    virtual void render(const QLottieRound &round) = 0;

    virtual void render(const QLottieFill &fill) = 0;

    virtual void render(const QLottieGFill &fill) = 0;

    virtual void render(const QLottieImage &image) = 0;

    virtual void render(const QLottieStroke &stroke) = 0;

    virtual void render(const QLottieBasicTransform &trans) = 0;

    virtual void render(const QLottieShapeTransform &trans) = 0;

    virtual void render(const QLottieFreeFormShape &shape) = 0;

    virtual void render(const QLottieTrimPath &trans) = 0;

    virtual void render(const QLottieFillEffect &effect) = 0;

    virtual void render(const QLottieRepeater &repeater) = 0;

    virtual void renderPathElements(const QList<QLottieBase *> &pathElements) = 0;

    virtual void finish(const QLottieLayer &) {}

    virtual void finish(const QLottieGroup &) {}

protected:

    void saveTrimmingState();

    void restoreTrimmingState();

    static void applyTransform(QTransform *xf, const QLottieBasicTransform &lottieXf, bool isShapeTransform = false);

    TrimmingState m_trimmingState = Off;

private:

    QStack<QLottieRenderer::TrimmingState> m_trimStateStack;

};

QT_END_NAMESPACE

#endif // QLOTTIERENDERER_H