flow/layers/clip_path_layer.h

// 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_CLIP_PATH_LAYER_H_
#define FLUTTER_FLOW_LAYERS_CLIP_PATH_LAYER_H_

#include "flutter/flow/layers/container_layer.h"

namespace flutter {

class ClipPathLayer : public ContainerLayer {
 public:
  ClipPathLayer(const SkPath& clip_path, Clip clip_behavior = Clip::antiAlias);

#ifdef FLUTTER_ENABLE_DIFF_CONTEXT

  void Diff(DiffContext* context, const Layer* old_layer) override;

#endif  // FLUTTER_ENABLE_DIFF_CONTEXT

  void Preroll(PrerollContext* context, const SkMatrix& matrix) override;

  void Paint(PaintContext& context) const override;

  bool UsesSaveLayer() const {
    return clip_behavior_ == Clip::antiAliasWithSaveLayer;
  }

 private:
  SkPath clip_path_;
  Clip clip_behavior_;

  FML_DISALLOW_COPY_AND_ASSIGN(ClipPathLayer);
};

}  // namespace flutter

#endif  // FLUTTER_FLOW_LAYERS_CLIP_PATH_LAYER_H_