blob: fdafd5fea512c7a70bb1f47ed9d02cc4f0c4b1c1 [file] [log] [blame]
// Copyright 2017 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_DEFAULT_LAYER_BUILDER_H_
#define FLUTTER_FLOW_LAYERS_DEFAULT_LAYER_BUILDER_H_
#include <stack>
#include "flutter/flow/layers/container_layer.h"
#include "flutter/flow/layers/layer_builder.h"
#include "garnet/public/lib/fxl/macros.h"
namespace flow {
class DefaultLayerBuilder final : public LayerBuilder {
public:
DefaultLayerBuilder();
// |flow::LayerBuilder|
~DefaultLayerBuilder() override;
// |flow::LayerBuilder|
void PushTransform(const SkMatrix& matrix) override;
// |flow::LayerBuilder|
void PushClipRect(const SkRect& rect) override;
// |flow::LayerBuilder|
void PushClipRoundedRect(const SkRRect& rect) override;
// |flow::LayerBuilder|
void PushClipPath(const SkPath& path) override;
// |flow::LayerBuilder|
void PushOpacity(int alpha) override;
// |flow::LayerBuilder|
void PushColorFilter(SkColor color, SkBlendMode blend_mode) override;
// |flow::LayerBuilder|
void PushBackdropFilter(sk_sp<SkImageFilter> filter) override;
// |flow::LayerBuilder|
void PushShaderMask(sk_sp<SkShader> shader,
const SkRect& rect,
SkBlendMode blend_mode) override;
// |flow::LayerBuilder|
void PushPhysicalModel(const SkRRect& rect,
double elevation,
SkColor color,
SkScalar device_pixel_ratio) override;
// |flow::LayerBuilder|
void PushPhysicalModel(const SkPath& path,
double elevation,
SkColor color,
SkScalar device_pixel_ratio) override;
// |flow::LayerBuilder|
void PushPerformanceOverlay(uint64_t enabled_options,
const SkRect& rect) override;
// |flow::LayerBuilder|
void PushPicture(const SkPoint& offset,
sk_sp<SkPicture> picture,
bool picture_is_complex,
bool picture_will_change) override;
// |flow::LayerBuilder|
void PushTexture(const SkPoint& offset,
const SkSize& size,
int64_t texture_id) override;
#if defined(OS_FUCHSIA)
// |flow::LayerBuilder|
void PushChildScene(const SkPoint& offset,
const SkSize& size,
fxl::RefPtr<flow::ExportNodeHolder> export_token_holder,
bool hit_testable) override;
#endif // defined(OS_FUCHSIA)
// |flow::LayerBuilder|
void Pop() override;
// |flow::LayerBuilder|
std::unique_ptr<flow::Layer> TakeLayer() override;
private:
std::unique_ptr<flow::ContainerLayer> root_layer_;
flow::ContainerLayer* current_layer_ = nullptr;
std::stack<SkRect> cull_rects_;
void PushLayer(std::unique_ptr<flow::ContainerLayer> layer,
const SkRect& cullRect);
FXL_DISALLOW_COPY_AND_ASSIGN(DefaultLayerBuilder);
};
} // namespace flow
#endif // FLUTTER_FLOW_LAYERS_DEFAULT_LAYER_BUILDER_H_