/*

 * Copyright 2019 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#ifndef SkottieComposition_DEFINED

#define SkottieComposition_DEFINED

#include "include/core/SkRefCnt.h"

#include "include/core/SkSize.h"

#include "include/private/base/SkNoncopyable.h"

#include "modules/skottie/src/Layer.h"

#include "src/core/SkTHash.h"

#include <cstddef>

#include <vector>

namespace skjson {

class ObjectValue;

}

namespace sksg {

class RenderNode;

class Transform;

}  // namespace sksg

namespace skottie {

namespace internal {

class AnimationBuilder;

class CompositionBuilder final : SkNoncopyable {

public:

    CompositionBuilder(const AnimationBuilder&, const SkSize&, const skjson::ObjectValue&);

    ~CompositionBuilder();

    sk_sp<sksg::RenderNode> build(const AnimationBuilder&);

    LayerBuilder* layerBuilder(int layer_index);

private:

    const sk_sp<sksg::Transform>& getCameraTransform() const { return fCameraTransform; }

    friend class LayerBuilder;

    const SkSize              fSize;

    std::vector<LayerBuilder> fLayerBuilders;

    skia_private::THashMap<int, size_t>   fLayerIndexMap; // Maps layer "ind" to layer builder index.

    sk_sp<sksg::Transform>    fCameraTransform;

    size_t                    fMotionBlurSamples = 1;

    float                     fMotionBlurAngle   = 0,

                              fMotionBlurPhase   = 0;

};

} // namespace internal

} // namespace skottie

#endif // SkottieComposition_DEFINED