| 1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef FLUTTER_FLOW_LAYERS_TEXTURE_LAYER_H_ |
| 6 | #define FLUTTER_FLOW_LAYERS_TEXTURE_LAYER_H_ |
| 7 | |
| 8 | #include "flutter/flow/layers/layer.h" |
| 9 | #include "third_party/skia/include/core/SkPoint.h" |
| 10 | #include "third_party/skia/include/core/SkSize.h" |
| 11 | |
| 12 | namespace flutter { |
| 13 | |
| 14 | class TextureLayer : public Layer { |
| 15 | public: |
| 16 | TextureLayer(const SkPoint& offset, |
| 17 | const SkSize& size, |
| 18 | int64_t texture_id, |
| 19 | bool freeze, |
| 20 | DlImageSampling sampling); |
| 21 | |
| 22 | bool IsReplacing(DiffContext* context, const Layer* layer) const override { |
| 23 | return layer->as_texture_layer() != nullptr; |
| 24 | } |
| 25 | |
| 26 | void Diff(DiffContext* context, const Layer* old_layer) override; |
| 27 | |
| 28 | const TextureLayer* as_texture_layer() const override { return this; } |
| 29 | |
| 30 | void Preroll(PrerollContext* context) override; |
| 31 | void Paint(PaintContext& context) const override; |
| 32 | |
| 33 | private: |
| 34 | SkPoint offset_; |
| 35 | SkSize size_; |
| 36 | int64_t texture_id_; |
| 37 | bool freeze_; |
| 38 | DlImageSampling sampling_; |
| 39 | |
| 40 | FML_DISALLOW_COPY_AND_ASSIGN(TextureLayer); |
| 41 | }; |
| 42 | |
| 43 | } // namespace flutter |
| 44 | |
| 45 | #endif // FLUTTER_FLOW_LAYERS_TEXTURE_LAYER_H_ |
| 46 |