flutter_flutter/shell/platform/embedder/platform_view_embedder.cc
2019-04-09 17:10:46 -07:00

95 lines
3.1 KiB
C++

// 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.
#include "flutter/shell/platform/embedder/platform_view_embedder.h"
namespace flutter {
PlatformViewEmbedder::PlatformViewEmbedder(
PlatformView::Delegate& delegate,
flutter::TaskRunners task_runners,
EmbedderSurfaceGL::GLDispatchTable gl_dispatch_table,
bool fbo_reset_after_present,
PlatformDispatchTable platform_dispatch_table)
: PlatformView(delegate, std::move(task_runners)),
embedder_surface_(
std::make_unique<EmbedderSurfaceGL>(gl_dispatch_table,
fbo_reset_after_present)),
platform_dispatch_table_(platform_dispatch_table) {}
PlatformViewEmbedder::PlatformViewEmbedder(
PlatformView::Delegate& delegate,
flutter::TaskRunners task_runners,
EmbedderSurfaceSoftware::SoftwareDispatchTable software_dispatch_table,
PlatformDispatchTable platform_dispatch_table)
: PlatformView(delegate, std::move(task_runners)),
embedder_surface_(
std::make_unique<EmbedderSurfaceSoftware>(software_dispatch_table)),
platform_dispatch_table_(platform_dispatch_table) {}
PlatformViewEmbedder::~PlatformViewEmbedder() = default;
void PlatformViewEmbedder::UpdateSemantics(
flutter::SemanticsNodeUpdates update,
flutter::CustomAccessibilityActionUpdates actions) {
if (platform_dispatch_table_.update_semantics_nodes_callback != nullptr) {
platform_dispatch_table_.update_semantics_nodes_callback(std::move(update));
}
if (platform_dispatch_table_.update_semantics_custom_actions_callback !=
nullptr) {
platform_dispatch_table_.update_semantics_custom_actions_callback(
std::move(actions));
}
}
void PlatformViewEmbedder::HandlePlatformMessage(
fml::RefPtr<flutter::PlatformMessage> message) {
if (!message) {
return;
}
if (!message->response()) {
return;
}
if (platform_dispatch_table_.platform_message_response_callback == nullptr) {
message->response()->CompleteEmpty();
return;
}
platform_dispatch_table_.platform_message_response_callback(
std::move(message));
}
// |PlatformView|
std::unique_ptr<Surface> PlatformViewEmbedder::CreateRenderingSurface() {
if (embedder_surface_ == nullptr) {
FML_LOG(ERROR) << "Embedder surface was null.";
return nullptr;
}
return embedder_surface_->CreateGPUSurface();
}
// |PlatformView|
sk_sp<GrContext> PlatformViewEmbedder::CreateResourceContext() const {
if (embedder_surface_ == nullptr) {
FML_LOG(ERROR) << "Embedder surface was null.";
return nullptr;
}
return embedder_surface_->CreateResourceContext();
}
// |PlatformView|
std::unique_ptr<VsyncWaiter> PlatformViewEmbedder::CreateVSyncWaiter() {
if (!platform_dispatch_table_.vsync_callback) {
// Superclass implementation creates a timer based fallback.
return PlatformView::CreateVSyncWaiter();
}
return std::make_unique<VsyncWaiterEmbedder>(
platform_dispatch_table_.vsync_callback, task_runners_);
}
} // namespace flutter