ios_external_view_embedder.h

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// 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_SHELL_PLATFORM_DARWIN_IOS_IOS_EXTERNAL_VIEW_EMBEDDER_H_
#define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_EXTERNAL_VIEW_EMBEDDER_H_
 
#include "flutter/flow/embedded_views.h"
#import "flutter/shell/platform/darwin/ios/framework/Source/FlutterPlatformViews_Internal.h"
 
namespace flutter {
 
class IOSExternalViewEmbedder : public ExternalViewEmbedder {
 public:
  IOSExternalViewEmbedder(
      __weak FlutterPlatformViewsController* platform_views_controller,
      const std::shared_ptr<IOSContext>& context);
 
  // |ExternalViewEmbedder|
  virtual ~IOSExternalViewEmbedder() override;
 
 private:
  __weak FlutterPlatformViewsController* platform_views_controller_;
  std::shared_ptr<IOSContext> ios_context_;
 
  // |ExternalViewEmbedder|
  DlCanvas* GetRootCanvas() override;
 
  // |ExternalViewEmbedder|
  void CancelFrame() override;
 
  // |ExternalViewEmbedder|
  void BeginFrame(GrDirectContext* context,
                  const fml::RefPtr<fml::RasterThreadMerger>&
                      raster_thread_merger) override;
 
  // |ExternalViewEmbedder|
  void PrepareFlutterView(DlISize frame_size,
                          double device_pixel_ratio) override;
 
  // |ExternalViewEmbedder|
  void PrerollCompositeEmbeddedView(
      int64_t view_id,
      std::unique_ptr<flutter::EmbeddedViewParams> params) override;
 
  // |ExternalViewEmbedder|
  PostPrerollResult PostPrerollAction(
      const fml::RefPtr<fml::RasterThreadMerger>& raster_thread_merger)
      override;
 
  // |ExternalViewEmbedder|
  DlCanvas* CompositeEmbeddedView(int64_t view_id) override;
 
  // |ExternalViewEmbedder|
  void SubmitFlutterView(
      int64_t flutter_view_id,
      GrDirectContext* context,
      const std::shared_ptr<impeller::AiksContext>& aiks_context,
      std::unique_ptr<SurfaceFrame> frame) override;
 
  // |ExternalViewEmbedder|
  void EndFrame(bool should_resubmit_frame,
                const fml::RefPtr<fml::RasterThreadMerger>&
                    raster_thread_merger) override;
 
  // |ExternalViewEmbedder|
  bool SupportsDynamicThreadMerging() override;
 
  // |ExternalViewEmbedder|
  void PushFilterToVisitedPlatformViews(
      const std::shared_ptr<DlImageFilter>& filter,
      const DlRect& filter_rect) override;
 
  // |ExternalViewEmbedder|
  void PushVisitedPlatformView(int64_t view_id) override;
 
  FML_DISALLOW_COPY_AND_ASSIGN(IOSExternalViewEmbedder);
};
 
}  // namespace flutter
 
#endif  // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_IOS_EXTERNAL_VIEW_EMBEDDER_H_