1 /* 2 * Copyright 2019 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SkottieComposition_DEFINED 9 #define SkottieComposition_DEFINED 10 11 #include "include/core/SkRefCnt.h" 12 #include "include/core/SkSize.h" 13 #include "include/private/base/SkNoncopyable.h" 14 #include "modules/skottie/src/Layer.h" 15 #include "src/core/SkTHash.h" 16 17 #include <cstddef> 18 #include <vector> 19 20 namespace skjson { 21 class ObjectValue; 22 } 23 namespace sksg { 24 class RenderNode; 25 class Transform; 26 } // namespace sksg 27 28 namespace skottie { 29 namespace internal { 30 class AnimationBuilder; 31 32 class CompositionBuilder final : SkNoncopyable { 33 public: 34 CompositionBuilder(const AnimationBuilder&, const SkSize&, const skjson::ObjectValue&); 35 ~CompositionBuilder(); 36 37 sk_sp<sksg::RenderNode> build(const AnimationBuilder&); 38 39 LayerBuilder* layerBuilder(int layer_index); 40 41 sk_sp<sksg::RenderNode> layerContent(const AnimationBuilder&, int layer_index); 42 43 private: getCameraTransform()44 const sk_sp<sksg::Transform>& getCameraTransform() const { return fCameraTransform; } 45 46 friend class LayerBuilder; 47 48 const SkSize fSize; 49 50 std::vector<LayerBuilder> fLayerBuilders; 51 skia_private::THashMap<int, size_t> fLayerIndexMap; // Maps layer "ind" to layer builder index. 52 53 sk_sp<sksg::Transform> fCameraTransform; 54 }; 55 56 } // namespace internal 57 } // namespace skottie 58 59 #endif // SkottieComposition_DEFINED 60