| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_FLOW_LAYERS_TRANSFORM_LAYER_H_ |
| #define FLUTTER_FLOW_LAYERS_TRANSFORM_LAYER_H_ |
| |
| #include "flutter/flow/layers/container_layer.h" |
| |
| namespace flutter { |
| |
| // Be careful that SkMatrix's default constructor doesn't initialize the matrix |
| // at all. Hence |set_transform| must be called with an initialized SkMatrix. |
| class TransformLayer : public ContainerLayer { |
| public: |
| TransformLayer(const SkMatrix& transform); |
| |
| void Preroll(PrerollContext* context, const SkMatrix& matrix) override; |
| |
| void Paint(PaintContext& context) const override; |
| |
| #if defined(OS_FUCHSIA) |
| void UpdateScene(SceneUpdateContext& context) override; |
| #endif // defined(OS_FUCHSIA) |
| |
| private: |
| SkMatrix transform_; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(TransformLayer); |
| }; |
| |
| } // namespace flutter |
| |
| #endif // FLUTTER_FLOW_LAYERS_TRANSFORM_LAYER_H_ |