qlottielayer_p.h - mozsearch

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// Copyright (C) 2018 The Qt Company Ltd.

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

// Qt-Security score:significant reason:default

#ifndef QLOTTIELAYER_P_H

#define QLOTTIELAYER_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 <QtLottie/private/qlottiebase_p.h>

#include <QtCore/QSize>

QT_BEGIN_NAMESPACE

class QLottieRenderer;

class Q_LOTTIE_EXPORT QLottieLayer : public QLottieBase

public:

    enum MatteClipMode {NoClip, Alpha, InvertedAlpha, Luminence, InvertedLuminence};

    QLottieLayer() = default;

    explicit QLottieLayer (const QLottieLayer &other);

    ~QLottieLayer() override;

    QLottieBase *clone() const override;

    static QLottieLayer *construct(QJsonObject definition);

    static QLottieLayer *constructMaskLayer(QLottieLayer *layer);

    static int constructLayers(QJsonArray jsonLayers, QLottieBase *parent,

                               const QMap<QString, QJsonObject> &assets);

    bool active(int frame) const override;

    int parse(const QJsonObject &definition) override;

    void updateProperties(int frame) override;

    void render(QLottieRenderer &renderer) const override;

    QLottieBase *findChild(const QString &childName) override;

    bool isUsingMatteLayer() const;

    bool isMatteLayer() const;

    MatteClipMode matteMode() const;

    bool isAutoOrienting() const { return m_autoOrient; }

    int layerId() const;

    QLottieBasicTransform *transform() const;

    bool hasLinkedLayer() const { return m_hasLinkedLayer; }

    int linkedLayerId() const { return m_linkedLayerId; }

    void applyLayerTransform(QLottieRenderer &renderer) const;

    QSize layerSize() const override;

    int startFrame() const { return m_startFrame; }

    int endFrame() const { return m_endFrame; }

    qreal frameOffset() const { return m_startTime; }

    qreal timeStretch() const { return m_stretch; }

    static const QLottieLayer *checkedCast(const QLottieBase *node);

protected:

    void renderEffects(QLottieRenderer &renderer) const;

    virtual QLottieLayer *resolveLinkedLayer();

    virtual QLottieLayer *linkedLayer() const;

    int m_layerIndex = 0;

    int m_startFrame = 0;

    int m_endFrame = 0;

    qreal m_startTime = 0;

    int m_blendMode = 0;

    bool m_autoOrient = false;

    bool m_3dLayer = false;

    QLottieBase *m_effects = nullptr;

    qreal m_stretch = 0;

    QLottieBasicTransform *m_layerTransform = nullptr;

    bool m_hasLinkedLayer = false;

    int m_linkedLayerId = 0;

    bool m_isMatte = false;

    MatteClipMode m_matteMode = NoClip;

    bool m_isActive = true;

    QSize m_size;

private:

    void parseEffects(const QJsonArray &definition, QLottieBase *effectRoot = nullptr);

    mutable bool m_applyingLayerTransform = false;

    QLottieLayer *m_linkedLayer = nullptr;

};

QT_END_NAMESPACE

#endif // QLOTTIELAYER_P_H