Flutter iOS Embedder
ios_external_view_embedder.mm
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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 
6 
7 namespace flutter {
8 
10  const std::shared_ptr<FlutterPlatformViewsController>& platform_views_controller,
11  std::shared_ptr<IOSContext> context)
12  : platform_views_controller_(platform_views_controller), ios_context_(std::move(context)) {
13  FML_CHECK(ios_context_);
14 }
15 
17 
18 // |ExternalViewEmbedder|
19 DlCanvas* IOSExternalViewEmbedder::GetRootCanvas() {
20  // On iOS, the root surface is created from the on-screen render target. Only the surfaces for the
21  // various overlays are controlled by this class.
22  return nullptr;
23 }
24 
25 // |ExternalViewEmbedder|
26 void IOSExternalViewEmbedder::CancelFrame() {
27  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::CancelFrame");
28  FML_CHECK(platform_views_controller_);
29  platform_views_controller_->CancelFrame();
30 }
31 
32 // |ExternalViewEmbedder|
33 void IOSExternalViewEmbedder::BeginFrame(
34  SkISize frame_size,
35  GrDirectContext* context,
36  double device_pixel_ratio,
37  fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {
38  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::BeginFrame");
39  FML_CHECK(platform_views_controller_);
40  platform_views_controller_->BeginFrame(frame_size);
41 }
42 
43 // |ExternalViewEmbedder|
44 void IOSExternalViewEmbedder::PrerollCompositeEmbeddedView(
45  int64_t view_id,
46  std::unique_ptr<EmbeddedViewParams> params) {
47  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::PrerollCompositeEmbeddedView");
48  FML_CHECK(platform_views_controller_);
49  platform_views_controller_->PrerollCompositeEmbeddedView(view_id, std::move(params));
50 }
51 
52 // |ExternalViewEmbedder|
53 PostPrerollResult IOSExternalViewEmbedder::PostPrerollAction(
54  fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {
55  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::PostPrerollAction");
56  FML_CHECK(platform_views_controller_);
57  PostPrerollResult result = platform_views_controller_->PostPrerollAction(raster_thread_merger);
58  return result;
59 }
60 
61 // |ExternalViewEmbedder|
62 DlCanvas* IOSExternalViewEmbedder::CompositeEmbeddedView(int64_t view_id) {
63  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::CompositeEmbeddedView");
64  FML_CHECK(platform_views_controller_);
65  return platform_views_controller_->CompositeEmbeddedView(view_id);
66 }
67 
68 // |ExternalViewEmbedder|
69 void IOSExternalViewEmbedder::SubmitFrame(
70  GrDirectContext* context,
71  const std::shared_ptr<impeller::AiksContext>& aiks_context,
72  std::unique_ptr<SurfaceFrame> frame) {
73  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::SubmitFrame");
74  FML_CHECK(platform_views_controller_);
75  platform_views_controller_->SubmitFrame(context, ios_context_, std::move(frame));
76  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::DidSubmitFrame");
77 }
78 
79 // |ExternalViewEmbedder|
80 void IOSExternalViewEmbedder::EndFrame(bool should_resubmit_frame,
81  fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {
82  TRACE_EVENT0("flutter", "IOSExternalViewEmbedder::EndFrame");
83  platform_views_controller_->EndFrame(should_resubmit_frame, raster_thread_merger);
84 }
85 
86 // |ExternalViewEmbedder|
87 bool IOSExternalViewEmbedder::SupportsDynamicThreadMerging() {
88  return true;
89 }
90 
91 // |ExternalViewEmbedder|
92 void IOSExternalViewEmbedder::PushFilterToVisitedPlatformViews(
93  std::shared_ptr<const DlImageFilter> filter,
94  const SkRect& filter_rect) {
95  platform_views_controller_->PushFilterToVisitedPlatformViews(filter, filter_rect);
96 }
97 
98 // |ExternalViewEmbedder|
99 void IOSExternalViewEmbedder::PushVisitedPlatformView(int64_t view_id) {
100  platform_views_controller_->PushVisitedPlatformView(view_id);
101 }
102 
103 } // namespace flutter
ios_external_view_embedder.h
flutter::IOSExternalViewEmbedder::~IOSExternalViewEmbedder
virtual ~IOSExternalViewEmbedder() override
flutter
Definition: accessibility_bridge.h:28
flutter::IOSExternalViewEmbedder::IOSExternalViewEmbedder
IOSExternalViewEmbedder(const std::shared_ptr< FlutterPlatformViewsController > &platform_views_controller, std::shared_ptr< IOSContext > context)
Definition: ios_external_view_embedder.mm:9