| // Copyright (c) 2012 The Chromium 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 "content/browser/renderer_host/render_widget_host_view_android.h" |
| |
| #include <android/bitmap.h> |
| |
| #include "base/android/build_info.h" |
| #include "base/basictypes.h" |
| #include "base/bind.h" |
| #include "base/callback_helpers.h" |
| #include "base/command_line.h" |
| #include "base/logging.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/metrics/histogram.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/sys_info.h" |
| #include "base/threading/worker_pool.h" |
| #include "cc/base/latency_info_swap_promise.h" |
| #include "cc/layers/delegated_frame_provider.h" |
| #include "cc/layers/delegated_renderer_layer.h" |
| #include "cc/layers/layer.h" |
| #include "cc/output/compositor_frame.h" |
| #include "cc/output/compositor_frame_ack.h" |
| #include "cc/output/copy_output_request.h" |
| #include "cc/output/copy_output_result.h" |
| #include "cc/output/viewport_selection_bound.h" |
| #include "cc/resources/single_release_callback.h" |
| #include "cc/trees/layer_tree_host.h" |
| #include "content/browser/accessibility/browser_accessibility_manager_android.h" |
| #include "content/browser/android/composited_touch_handle_drawable.h" |
| #include "content/browser/android/content_view_core_impl.h" |
| #include "content/browser/android/edge_effect.h" |
| #include "content/browser/android/edge_effect_l.h" |
| #include "content/browser/android/in_process/synchronous_compositor_impl.h" |
| #include "content/browser/android/overscroll_controller_android.h" |
| #include "content/browser/devtools/render_frame_devtools_agent_host.h" |
| #include "content/browser/gpu/browser_gpu_channel_host_factory.h" |
| #include "content/browser/gpu/compositor_util.h" |
| #include "content/browser/gpu/gpu_data_manager_impl.h" |
| #include "content/browser/gpu/gpu_process_host_ui_shim.h" |
| #include "content/browser/gpu/gpu_surface_tracker.h" |
| #include "content/browser/media/media_web_contents_observer.h" |
| #include "content/browser/renderer_host/compositor_impl_android.h" |
| #include "content/browser/renderer_host/dip_util.h" |
| #include "content/browser/renderer_host/frame_metadata_util.h" |
| #include "content/browser/renderer_host/input/synthetic_gesture_target_android.h" |
| #include "content/browser/renderer_host/input/web_input_event_builders_android.h" |
| #include "content/browser/renderer_host/input/web_input_event_util.h" |
| #include "content/browser/renderer_host/render_process_host_impl.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/browser/renderer_host/render_widget_host_impl.h" |
| #include "content/common/gpu/client/gl_helper.h" |
| #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h" |
| #include "content/common/gpu/gpu_messages.h" |
| #include "content/common/gpu/gpu_process_launch_causes.h" |
| #include "content/common/input/did_overscroll_params.h" |
| #include "content/common/input_messages.h" |
| #include "content/common/view_messages.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/devtools_agent_host.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/render_widget_host_iterator.h" |
| #include "content/public/common/content_switches.h" |
| #include "gpu/command_buffer/client/gles2_implementation.h" |
| #include "gpu/command_buffer/client/gles2_interface.h" |
| #include "gpu/config/gpu_driver_bug_workaround_type.h" |
| #include "skia/ext/image_operations.h" |
| #include "third_party/khronos/GLES2/gl2.h" |
| #include "third_party/khronos/GLES2/gl2ext.h" |
| #include "third_party/skia/include/core/SkCanvas.h" |
| #include "ui/base/android/window_android.h" |
| #include "ui/base/android/window_android_compositor.h" |
| #include "ui/events/gesture_detection/gesture_provider_config_helper.h" |
| #include "ui/events/gesture_detection/motion_event.h" |
| #include "ui/gfx/android/device_display_info.h" |
| #include "ui/gfx/android/java_bitmap.h" |
| #include "ui/gfx/android/view_configuration.h" |
| #include "ui/gfx/display.h" |
| #include "ui/gfx/geometry/dip_util.h" |
| #include "ui/gfx/geometry/size_conversions.h" |
| #include "ui/gfx/screen.h" |
| #include "ui/touch_selection/touch_selection_controller.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| const int kUndefinedOutputSurfaceId = -1; |
| |
| static const char kAsyncReadBackString[] = "Compositing.CopyFromSurfaceTime"; |
| |
| // Sends an acknowledgement to the renderer of a processed IME event. |
| void SendImeEventAck(RenderWidgetHostImpl* host) { |
| host->Send(new ViewMsg_ImeEventAck(host->GetRoutingID())); |
| } |
| |
| class GLHelperHolder |
| : public blink::WebGraphicsContext3D::WebGraphicsContextLostCallback { |
| public: |
| static GLHelperHolder* Create(); |
| ~GLHelperHolder() override; |
| |
| void Initialize(); |
| |
| // WebGraphicsContextLostCallback implementation. |
| virtual void onContextLost() override; |
| |
| GLHelper* GetGLHelper() { return gl_helper_.get(); } |
| bool IsLost() { return !context_.get() || context_->isContextLost(); } |
| |
| private: |
| GLHelperHolder(); |
| static scoped_ptr<WebGraphicsContext3DCommandBufferImpl> CreateContext3D(); |
| |
| scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context_; |
| scoped_ptr<GLHelper> gl_helper_; |
| |
| DISALLOW_COPY_AND_ASSIGN(GLHelperHolder); |
| }; |
| |
| GLHelperHolder* GLHelperHolder::Create() { |
| GLHelperHolder* holder = new GLHelperHolder; |
| holder->Initialize(); |
| |
| return holder; |
| } |
| |
| GLHelperHolder::GLHelperHolder() { |
| } |
| |
| GLHelperHolder::~GLHelperHolder() { |
| } |
| |
| void GLHelperHolder::Initialize() { |
| context_ = CreateContext3D(); |
| if (context_) { |
| context_->setContextLostCallback(this); |
| gl_helper_.reset(new GLHelper(context_->GetImplementation(), |
| context_->GetContextSupport())); |
| } |
| } |
| |
| void GLHelperHolder::onContextLost() { |
| // Need to post a task because the command buffer client cannot be deleted |
| // from within this callback. |
| LOG(ERROR) << "Context lost."; |
| base::MessageLoop::current()->PostTask( |
| FROM_HERE, |
| base::Bind(&RenderWidgetHostViewAndroid::OnContextLost)); |
| } |
| |
| scoped_ptr<WebGraphicsContext3DCommandBufferImpl> |
| GLHelperHolder::CreateContext3D() { |
| BrowserGpuChannelHostFactory* factory = |
| BrowserGpuChannelHostFactory::instance(); |
| scoped_refptr<GpuChannelHost> gpu_channel_host(factory->GetGpuChannel()); |
| // GLHelper can only be used in asynchronous APIs for postprocessing after |
| // Browser Compositor operations (i.e. readback). |
| if (!gpu_channel_host.get()) { |
| // The Browser Compositor is in charge of reestablishing the channel. |
| return scoped_ptr<WebGraphicsContext3DCommandBufferImpl>(); |
| } |
| |
| blink::WebGraphicsContext3D::Attributes attrs; |
| attrs.shareResources = true; |
| GURL url("chrome://gpu/RenderWidgetHostViewAndroid"); |
| static const size_t kBytesPerPixel = 4; |
| gfx::DeviceDisplayInfo display_info; |
| size_t full_screen_texture_size_in_bytes = display_info.GetDisplayHeight() * |
| display_info.GetDisplayWidth() * |
| kBytesPerPixel; |
| WebGraphicsContext3DCommandBufferImpl::SharedMemoryLimits limits; |
| limits.command_buffer_size = 64 * 1024; |
| limits.start_transfer_buffer_size = 64 * 1024; |
| limits.min_transfer_buffer_size = 64 * 1024; |
| limits.max_transfer_buffer_size = std::min( |
| 3 * full_screen_texture_size_in_bytes, kDefaultMaxTransferBufferSize); |
| limits.mapped_memory_reclaim_limit = |
| WebGraphicsContext3DCommandBufferImpl::kNoLimit; |
| bool lose_context_when_out_of_memory = false; |
| scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context( |
| new WebGraphicsContext3DCommandBufferImpl( |
| 0, // offscreen |
| url, gpu_channel_host.get(), attrs, lose_context_when_out_of_memory, |
| limits, nullptr)); |
| if (context->InitializeOnCurrentThread()) { |
| context->traceBeginCHROMIUM( |
| "gpu_toplevel", |
| base::StringPrintf("CmdBufferImageTransportFactory-%p", |
| context.get()).c_str()); |
| } else { |
| context.reset(); |
| } |
| |
| return context.Pass(); |
| } |
| |
| // This can only be used for readback postprocessing. It may return null if the |
| // channel was lost and not reestablished yet. |
| GLHelper* GetPostReadbackGLHelper() { |
| static GLHelperHolder* g_readback_helper_holder = nullptr; |
| |
| if (g_readback_helper_holder && g_readback_helper_holder->IsLost()) { |
| delete g_readback_helper_holder; |
| g_readback_helper_holder = nullptr; |
| } |
| |
| if (!g_readback_helper_holder) |
| g_readback_helper_holder = GLHelperHolder::Create(); |
| |
| return g_readback_helper_holder->GetGLHelper(); |
| } |
| |
| void CopyFromCompositingSurfaceFinished( |
| ReadbackRequestCallback& callback, |
| scoped_ptr<cc::SingleReleaseCallback> release_callback, |
| scoped_ptr<SkBitmap> bitmap, |
| const base::TimeTicks& start_time, |
| scoped_ptr<SkAutoLockPixels> bitmap_pixels_lock, |
| bool result) { |
| TRACE_EVENT0( |
| "cc", "RenderWidgetHostViewAndroid::CopyFromCompositingSurfaceFinished"); |
| bitmap_pixels_lock.reset(); |
| uint32 sync_point = 0; |
| if (result) { |
| GLHelper* gl_helper = GetPostReadbackGLHelper(); |
| if (gl_helper) |
| sync_point = gl_helper->InsertSyncPoint(); |
| } |
| bool lost_resource = sync_point == 0; |
| release_callback->Run(sync_point, lost_resource); |
| UMA_HISTOGRAM_TIMES(kAsyncReadBackString, |
| base::TimeTicks::Now() - start_time); |
| ReadbackResponse response = result ? READBACK_SUCCESS : READBACK_FAILED; |
| callback.Run(*bitmap, response); |
| } |
| |
| ui::LatencyInfo CreateLatencyInfo(const blink::WebInputEvent& event) { |
| ui::LatencyInfo latency_info; |
| // The latency number should only be added if the timestamp is valid. |
| if (event.timeStampSeconds) { |
| const int64 time_micros = static_cast<int64>( |
| event.timeStampSeconds * base::Time::kMicrosecondsPerSecond); |
| latency_info.AddLatencyNumberWithTimestamp( |
| ui::INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT, |
| 0, |
| 0, |
| base::TimeTicks() + base::TimeDelta::FromMicroseconds(time_micros), |
| 1); |
| } |
| return latency_info; |
| } |
| |
| scoped_ptr<ui::TouchSelectionController> CreateSelectionController( |
| ui::TouchSelectionControllerClient* client, |
| ContentViewCore* content_view_core) { |
| DCHECK(client); |
| DCHECK(content_view_core); |
| int tap_timeout_ms = gfx::ViewConfiguration::GetTapTimeoutInMs(); |
| int touch_slop_pixels = gfx::ViewConfiguration::GetTouchSlopInPixels(); |
| return make_scoped_ptr(new ui::TouchSelectionController( |
| client, |
| base::TimeDelta::FromMilliseconds(tap_timeout_ms), |
| touch_slop_pixels / content_view_core->GetDpiScale())); |
| } |
| |
| scoped_ptr<OverscrollControllerAndroid> CreateOverscrollController( |
| ContentViewCore* content_view_core) { |
| DCHECK(content_view_core); |
| ui::WindowAndroid* window = content_view_core->GetWindowAndroid(); |
| DCHECK(window); |
| ui::WindowAndroidCompositor* compositor = window->GetCompositor(); |
| DCHECK(compositor); |
| return make_scoped_ptr(new OverscrollControllerAndroid( |
| content_view_core->GetWebContents(), |
| compositor, |
| content_view_core->GetDpiScale())); |
| } |
| |
| ui::GestureProvider::Config CreateGestureProviderConfig() { |
| ui::GestureProvider::Config config = ui::GetGestureProviderConfig( |
| ui::GestureProviderConfigType::CURRENT_PLATFORM); |
| config.disable_click_delay = |
| base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableClickDelay); |
| return config; |
| } |
| |
| } // anonymous namespace |
| |
| ReadbackRequest::ReadbackRequest(float scale, |
| SkColorType color_type, |
| gfx::Rect src_subrect, |
| ReadbackRequestCallback& result_callback) |
| : scale_(scale), |
| color_type_(color_type), |
| src_subrect_(src_subrect), |
| result_callback_(result_callback) { |
| } |
| |
| ReadbackRequest::ReadbackRequest() { |
| } |
| |
| ReadbackRequest::~ReadbackRequest() { |
| } |
| |
| RenderWidgetHostViewAndroid::LastFrameInfo::LastFrameInfo( |
| uint32 output_id, |
| scoped_ptr<cc::CompositorFrame> output_frame) |
| : output_surface_id(output_id), frame(output_frame.Pass()) {} |
| |
| RenderWidgetHostViewAndroid::LastFrameInfo::~LastFrameInfo() {} |
| |
| void RenderWidgetHostViewAndroid::OnContextLost() { |
| scoped_ptr<RenderWidgetHostIterator> widgets( |
| RenderWidgetHostImpl::GetAllRenderWidgetHosts()); |
| while (RenderWidgetHost* widget = widgets->GetNextHost()) { |
| if (widget->GetView()) { |
| static_cast<RenderWidgetHostViewAndroid*>(widget->GetView()) |
| ->OnLostResources(); |
| } |
| } |
| } |
| |
| RenderWidgetHostViewAndroid::RenderWidgetHostViewAndroid( |
| RenderWidgetHostImpl* widget_host, |
| ContentViewCoreImpl* content_view_core) |
| : host_(widget_host), |
| outstanding_vsync_requests_(0), |
| is_showing_(!widget_host->is_hidden()), |
| content_view_core_(NULL), |
| ime_adapter_android_(this), |
| cached_background_color_(SK_ColorWHITE), |
| last_output_surface_id_(kUndefinedOutputSurfaceId), |
| gesture_provider_(CreateGestureProviderConfig(), this), |
| stylus_text_selector_(this), |
| accelerated_surface_route_id_(0), |
| using_browser_compositor_(CompositorImpl::IsInitialized()), |
| frame_evictor_(new DelegatedFrameEvictor(this)), |
| locks_on_frame_count_(0), |
| observing_root_window_(false), |
| weak_ptr_factory_(this) { |
| host_->SetView(this); |
| SetContentViewCore(content_view_core); |
| } |
| |
| RenderWidgetHostViewAndroid::~RenderWidgetHostViewAndroid() { |
| SetContentViewCore(NULL); |
| DCHECK(ack_callbacks_.empty()); |
| DCHECK(readbacks_waiting_for_frame_.empty()); |
| if (resource_collection_.get()) |
| resource_collection_->SetClient(NULL); |
| } |
| |
| |
| bool RenderWidgetHostViewAndroid::OnMessageReceived( |
| const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(RenderWidgetHostViewAndroid, message) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_StartContentIntent, OnStartContentIntent) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_DidChangeBodyBackgroundColor, |
| OnDidChangeBodyBackgroundColor) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_SetNeedsBeginFrames, |
| OnSetNeedsBeginFrames) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_TextInputStateChanged, |
| OnTextInputStateChanged) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_SmartClipDataExtracted, |
| OnSmartClipDataExtracted) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_ShowUnhandledTapUIIfNeeded, |
| OnShowUnhandledTapUIIfNeeded) |
| IPC_MESSAGE_UNHANDLED(handled = false) |
| IPC_END_MESSAGE_MAP() |
| return handled; |
| } |
| |
| void RenderWidgetHostViewAndroid::InitAsChild(gfx::NativeView parent_view) { |
| NOTIMPLEMENTED(); |
| } |
| |
| void RenderWidgetHostViewAndroid::InitAsPopup( |
| RenderWidgetHostView* parent_host_view, const gfx::Rect& pos) { |
| NOTIMPLEMENTED(); |
| } |
| |
| void RenderWidgetHostViewAndroid::InitAsFullscreen( |
| RenderWidgetHostView* reference_host_view) { |
| NOTIMPLEMENTED(); |
| } |
| |
| RenderWidgetHost* |
| RenderWidgetHostViewAndroid::GetRenderWidgetHost() const { |
| return host_; |
| } |
| |
| void RenderWidgetHostViewAndroid::WasResized() { |
| host_->WasResized(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetSize(const gfx::Size& size) { |
| // Ignore the given size as only the Java code has the power to |
| // resize the view on Android. |
| default_size_ = size; |
| } |
| |
| void RenderWidgetHostViewAndroid::SetBounds(const gfx::Rect& rect) { |
| SetSize(rect.size()); |
| } |
| |
| void RenderWidgetHostViewAndroid::AbortPendingReadbackRequests() { |
| while (!readbacks_waiting_for_frame_.empty()) { |
| ReadbackRequest& readback_request = readbacks_waiting_for_frame_.front(); |
| readback_request.GetResultCallback().Run(SkBitmap(), READBACK_FAILED); |
| readbacks_waiting_for_frame_.pop(); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::GetScaledContentBitmap( |
| float scale, |
| SkColorType color_type, |
| gfx::Rect src_subrect, |
| ReadbackRequestCallback& result_callback) { |
| if (!host_ || host_->is_hidden()) { |
| result_callback.Run(SkBitmap(), READBACK_NOT_SUPPORTED); |
| return; |
| } |
| if (!IsSurfaceAvailableForCopy()) { |
| // The view is visible, probably the frame has not yet arrived. |
| // Just add the ReadbackRequest to queue and wait for frame arrival |
| // to get this request processed. |
| readbacks_waiting_for_frame_.push( |
| ReadbackRequest(scale, color_type, src_subrect, result_callback)); |
| return; |
| } |
| |
| gfx::Size bounds = layer_->bounds(); |
| if (src_subrect.IsEmpty()) |
| src_subrect = gfx::Rect(bounds); |
| DCHECK_LE(src_subrect.width() + src_subrect.x(), bounds.width()); |
| DCHECK_LE(src_subrect.height() + src_subrect.y(), bounds.height()); |
| const gfx::Display& display = |
| gfx::Screen::GetNativeScreen()->GetPrimaryDisplay(); |
| float device_scale_factor = display.device_scale_factor(); |
| DCHECK_GT(device_scale_factor, 0); |
| gfx::Size dst_size( |
| gfx::ToCeiledSize(gfx::ScaleSize(bounds, scale / device_scale_factor))); |
| CopyFromCompositingSurface( |
| src_subrect, dst_size, result_callback, color_type); |
| } |
| |
| scoped_refptr<cc::DelegatedRendererLayer> |
| RenderWidgetHostViewAndroid::CreateDelegatedLayerForFrameProvider() const { |
| DCHECK(frame_provider_.get()); |
| |
| scoped_refptr<cc::DelegatedRendererLayer> delegated_layer = |
| cc::DelegatedRendererLayer::Create(frame_provider_); |
| delegated_layer->SetBounds(content_size_in_layer_); |
| delegated_layer->SetIsDrawable(true); |
| delegated_layer->SetContentsOpaque(true); |
| |
| return delegated_layer; |
| } |
| |
| bool RenderWidgetHostViewAndroid::HasValidFrame() const { |
| if (!content_view_core_) |
| return false; |
| if (!layer_.get()) |
| return false; |
| |
| if (texture_size_in_layer_.IsEmpty()) |
| return false; |
| // This tell us whether a valid frame has arrived or not. |
| if (!frame_evictor_->HasFrame()) |
| return false; |
| |
| return true; |
| } |
| |
| gfx::Vector2dF RenderWidgetHostViewAndroid::GetLastScrollOffset() const { |
| return last_scroll_offset_; |
| } |
| |
| gfx::NativeView RenderWidgetHostViewAndroid::GetNativeView() const { |
| return content_view_core_->GetViewAndroid(); |
| } |
| |
| gfx::NativeViewId RenderWidgetHostViewAndroid::GetNativeViewId() const { |
| return reinterpret_cast<gfx::NativeViewId>( |
| const_cast<RenderWidgetHostViewAndroid*>(this)); |
| } |
| |
| gfx::NativeViewAccessible |
| RenderWidgetHostViewAndroid::GetNativeViewAccessible() { |
| NOTIMPLEMENTED(); |
| return NULL; |
| } |
| |
| void RenderWidgetHostViewAndroid::MovePluginWindows( |
| const std::vector<WebPluginGeometry>& moves) { |
| // We don't have plugin windows on Android. Do nothing. Note: this is called |
| // from RenderWidgetHost::OnUpdateRect which is itself invoked while |
| // processing the corresponding message from Renderer. |
| } |
| |
| void RenderWidgetHostViewAndroid::Focus() { |
| host_->Focus(); |
| host_->SetInputMethodActive(true); |
| if (overscroll_controller_) |
| overscroll_controller_->Enable(); |
| } |
| |
| void RenderWidgetHostViewAndroid::Blur() { |
| host_->SetInputMethodActive(false); |
| host_->Blur(); |
| if (overscroll_controller_) |
| overscroll_controller_->Disable(); |
| } |
| |
| bool RenderWidgetHostViewAndroid::HasFocus() const { |
| if (!content_view_core_) |
| return false; // ContentViewCore not created yet. |
| |
| return content_view_core_->HasFocus(); |
| } |
| |
| bool RenderWidgetHostViewAndroid::IsSurfaceAvailableForCopy() const { |
| return HasValidFrame(); |
| } |
| |
| void RenderWidgetHostViewAndroid::Show() { |
| if (is_showing_) |
| return; |
| |
| is_showing_ = true; |
| if (layer_.get()) |
| layer_->SetHideLayerAndSubtree(false); |
| |
| if (overscroll_controller_) |
| overscroll_controller_->Enable(); |
| |
| frame_evictor_->SetVisible(true); |
| |
| if (!host_ || !host_->is_hidden()) |
| return; |
| |
| host_->WasShown(ui::LatencyInfo()); |
| |
| if (content_view_core_) { |
| StartObservingRootWindow(); |
| RequestVSyncUpdate(BEGIN_FRAME); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::Hide() { |
| if (!is_showing_) |
| return; |
| |
| is_showing_ = false; |
| if (layer_.get() && locks_on_frame_count_ == 0) |
| layer_->SetHideLayerAndSubtree(true); |
| |
| if (overscroll_controller_) |
| overscroll_controller_->Disable(); |
| |
| frame_evictor_->SetVisible(false); |
| // We don't know if we will ever get a frame if we are hiding the renderer, so |
| // we need to cancel all requests |
| AbortPendingReadbackRequests(); |
| |
| RunAckCallbacks(); |
| |
| if (!host_ || host_->is_hidden()) |
| return; |
| |
| // Inform the renderer that we are being hidden so it can reduce its resource |
| // utilization. |
| host_->WasHidden(); |
| |
| StopObservingRootWindow(); |
| } |
| |
| bool RenderWidgetHostViewAndroid::IsShowing() { |
| // ContentViewCoreImpl represents the native side of the Java |
| // ContentViewCore. It being NULL means that it is not attached |
| // to the View system yet, so we treat this RWHVA as hidden. |
| return is_showing_ && content_view_core_; |
| } |
| |
| void RenderWidgetHostViewAndroid::LockCompositingSurface() { |
| DCHECK(HasValidFrame()); |
| DCHECK(host_); |
| DCHECK(frame_evictor_->HasFrame()); |
| frame_evictor_->LockFrame(); |
| locks_on_frame_count_++; |
| } |
| |
| void RenderWidgetHostViewAndroid::UnlockCompositingSurface() { |
| if (!frame_evictor_->HasFrame() || locks_on_frame_count_ == 0) |
| return; |
| |
| DCHECK(HasValidFrame()); |
| frame_evictor_->UnlockFrame(); |
| locks_on_frame_count_--; |
| |
| if (locks_on_frame_count_ == 0) { |
| if (last_frame_info_) { |
| InternalSwapCompositorFrame(last_frame_info_->output_surface_id, |
| last_frame_info_->frame.Pass()); |
| last_frame_info_.reset(); |
| } |
| |
| if (!is_showing_ && layer_.get()) |
| layer_->SetHideLayerAndSubtree(true); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::SetTextSurroundingSelectionCallback( |
| const TextSurroundingSelectionCallback& callback) { |
| // Only one outstanding request is allowed at any given time. |
| DCHECK(!callback.is_null()); |
| text_surrounding_selection_callback_ = callback; |
| } |
| |
| void RenderWidgetHostViewAndroid::OnTextSurroundingSelectionResponse( |
| const base::string16& content, |
| size_t start_offset, |
| size_t end_offset) { |
| if (text_surrounding_selection_callback_.is_null()) |
| return; |
| text_surrounding_selection_callback_.Run(content, start_offset, end_offset); |
| text_surrounding_selection_callback_.Reset(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnShowUnhandledTapUIIfNeeded(int x_dip, |
| int y_dip) { |
| if (!content_view_core_) |
| return; |
| // Validate the coordinates are within the viewport. |
| gfx::Size viewport_size = content_view_core_->GetViewportSizeDip(); |
| if (x_dip < 0 || x_dip > viewport_size.width() || |
| y_dip < 0 || y_dip > viewport_size.height()) |
| return; |
| content_view_core_->OnShowUnhandledTapUIIfNeeded(x_dip, y_dip); |
| } |
| |
| void RenderWidgetHostViewAndroid::ReleaseLocksOnSurface() { |
| if (!frame_evictor_->HasFrame()) { |
| DCHECK_EQ(locks_on_frame_count_, 0u); |
| return; |
| } |
| while (locks_on_frame_count_ > 0) { |
| UnlockCompositingSurface(); |
| } |
| RunAckCallbacks(); |
| } |
| |
| gfx::Rect RenderWidgetHostViewAndroid::GetViewBounds() const { |
| if (!content_view_core_) |
| return gfx::Rect(default_size_); |
| |
| return gfx::Rect(content_view_core_->GetViewSize()); |
| } |
| |
| gfx::Size RenderWidgetHostViewAndroid::GetPhysicalBackingSize() const { |
| if (!content_view_core_) |
| return gfx::Size(); |
| |
| return content_view_core_->GetPhysicalBackingSize(); |
| } |
| |
| bool RenderWidgetHostViewAndroid::DoTopControlsShrinkBlinkSize() const { |
| if (!content_view_core_) |
| return false; |
| |
| // Whether or not Blink's viewport size should be shrunk by the height of the |
| // URL-bar. |
| return content_view_core_->DoTopControlsShrinkBlinkSize(); |
| } |
| |
| float RenderWidgetHostViewAndroid::GetTopControlsHeight() const { |
| if (!content_view_core_) |
| return 0.f; |
| |
| // The height of the top controls. |
| return content_view_core_->GetTopControlsHeightDip(); |
| } |
| |
| void RenderWidgetHostViewAndroid::UpdateCursor(const WebCursor& cursor) { |
| // There are no cursors on Android. |
| } |
| |
| void RenderWidgetHostViewAndroid::SetIsLoading(bool is_loading) { |
| // Do nothing. The UI notification is handled through ContentViewClient which |
| // is TabContentsDelegate. |
| } |
| |
| void RenderWidgetHostViewAndroid::TextInputTypeChanged( |
| ui::TextInputType type, |
| ui::TextInputMode input_mode, |
| bool can_compose_inline, |
| int flags) { |
| // Unused on Android, which uses OnTextInputChanged instead. |
| } |
| |
| long RenderWidgetHostViewAndroid::GetNativeImeAdapter() { |
| return reinterpret_cast<intptr_t>(&ime_adapter_android_); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnTextInputStateChanged( |
| const ViewHostMsg_TextInputState_Params& params) { |
| if (selection_controller_) { |
| // This call is semi-redundant with that in |OnFocusedNodeChanged|. The |
| // latter is guaranteed to be called before |OnSelectionBoundsChanged|, |
| // while this call is present to ensure consistency with IME after |
| // navigation and tab focus changes |
| const bool is_editable_node = params.type != ui::TEXT_INPUT_TYPE_NONE; |
| selection_controller_->OnSelectionEditable(is_editable_node); |
| } |
| |
| // If the change is not originated from IME (e.g. Javascript, autofill), |
| // send back the renderer an acknowledgement, regardless of how we exit from |
| // this method. |
| base::ScopedClosureRunner ack_caller; |
| if (params.is_non_ime_change) |
| ack_caller.Reset(base::Bind(&SendImeEventAck, host_)); |
| |
| if (!IsShowing()) |
| return; |
| |
| content_view_core_->UpdateImeAdapter( |
| GetNativeImeAdapter(), |
| static_cast<int>(params.type), params.flags, |
| params.value, params.selection_start, params.selection_end, |
| params.composition_start, params.composition_end, |
| params.show_ime_if_needed, params.is_non_ime_change); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnDidChangeBodyBackgroundColor( |
| SkColor color) { |
| if (cached_background_color_ == color) |
| return; |
| |
| cached_background_color_ = color; |
| if (content_view_core_) |
| content_view_core_->OnBackgroundColorChanged(color); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnSetNeedsBeginFrames(bool enabled) { |
| DCHECK(using_browser_compositor_); |
| TRACE_EVENT1("cc", "RenderWidgetHostViewAndroid::OnSetNeedsBeginFrames", |
| "enabled", enabled); |
| if (enabled) |
| RequestVSyncUpdate(PERSISTENT_BEGIN_FRAME); |
| else |
| outstanding_vsync_requests_ &= ~PERSISTENT_BEGIN_FRAME; |
| } |
| |
| void RenderWidgetHostViewAndroid::OnStartContentIntent( |
| const GURL& content_url) { |
| if (content_view_core_) |
| content_view_core_->StartContentIntent(content_url); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnSmartClipDataExtracted( |
| const base::string16& text, |
| const base::string16& html, |
| const gfx::Rect rect) { |
| if (content_view_core_) |
| content_view_core_->OnSmartClipDataExtracted(text, html, rect); |
| } |
| |
| bool RenderWidgetHostViewAndroid::OnTouchEvent( |
| const ui::MotionEvent& event) { |
| if (!host_) |
| return false; |
| |
| if (selection_controller_ && |
| selection_controller_->WillHandleTouchEvent(event)) |
| return true; |
| |
| if (stylus_text_selector_.OnTouchEvent(event)) |
| return true; |
| |
| auto result = gesture_provider_.OnTouchEvent(event); |
| if (!result.succeeded) |
| return false; |
| |
| if (host_->ShouldForwardTouchEvent()) { |
| blink::WebTouchEvent web_event = |
| CreateWebTouchEventFromMotionEvent(event, result.did_generate_scroll); |
| host_->ForwardTouchEventWithLatencyInfo(web_event, |
| CreateLatencyInfo(web_event)); |
| } else { |
| const bool event_consumed = false; |
| gesture_provider_.OnAsyncTouchEventAck(event_consumed); |
| } |
| |
| // Send a proactive BeginFrame on the next vsync to reduce latency. |
| // This is good enough as long as the first touch event has Begin semantics |
| // and the actual scroll happens on the next vsync. |
| if (observing_root_window_) |
| RequestVSyncUpdate(BEGIN_FRAME); |
| |
| return true; |
| } |
| |
| bool RenderWidgetHostViewAndroid::OnTouchHandleEvent( |
| const ui::MotionEvent& event) { |
| return selection_controller_ && |
| selection_controller_->WillHandleTouchEvent(event); |
| } |
| |
| void RenderWidgetHostViewAndroid::ResetGestureDetection() { |
| const ui::MotionEvent* current_down_event = |
| gesture_provider_.GetCurrentDownEvent(); |
| if (current_down_event) { |
| scoped_ptr<ui::MotionEvent> cancel_event = current_down_event->Cancel(); |
| OnTouchEvent(*cancel_event); |
| } |
| |
| // A hard reset ensures prevention of any timer-based events. |
| gesture_provider_.ResetDetection(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnDidNavigateMainFrameToNewPage() { |
| ResetGestureDetection(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetDoubleTapSupportEnabled(bool enabled) { |
| gesture_provider_.SetDoubleTapSupportForPlatformEnabled(enabled); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetMultiTouchZoomSupportEnabled( |
| bool enabled) { |
| gesture_provider_.SetMultiTouchZoomSupportEnabled(enabled); |
| } |
| |
| void RenderWidgetHostViewAndroid::ImeCancelComposition() { |
| ime_adapter_android_.CancelComposition(); |
| } |
| |
| void RenderWidgetHostViewAndroid::ImeCompositionRangeChanged( |
| const gfx::Range& range, |
| const std::vector<gfx::Rect>& character_bounds) { |
| // TODO(yukawa): Implement this. |
| } |
| |
| void RenderWidgetHostViewAndroid::FocusedNodeChanged(bool is_editable_node) { |
| ime_adapter_android_.FocusedNodeChanged(is_editable_node); |
| if (selection_controller_) |
| selection_controller_->OnSelectionEditable(is_editable_node); |
| } |
| |
| void RenderWidgetHostViewAndroid::RenderProcessGone( |
| base::TerminationStatus status, int error_code) { |
| Destroy(); |
| } |
| |
| void RenderWidgetHostViewAndroid::Destroy() { |
| RemoveLayers(); |
| SetContentViewCore(NULL); |
| |
| // The RenderWidgetHost's destruction led here, so don't call it. |
| host_ = NULL; |
| |
| delete this; |
| } |
| |
| void RenderWidgetHostViewAndroid::SetTooltipText( |
| const base::string16& tooltip_text) { |
| // Tooltips don't makes sense on Android. |
| } |
| |
| void RenderWidgetHostViewAndroid::SelectionChanged(const base::string16& text, |
| size_t offset, |
| const gfx::Range& range) { |
| RenderWidgetHostViewBase::SelectionChanged(text, offset, range); |
| |
| if (selection_controller_) |
| selection_controller_->OnSelectionEmpty(text.empty()); |
| |
| if (!content_view_core_) |
| return; |
| if (range.is_empty()) { |
| content_view_core_->OnSelectionChanged(""); |
| return; |
| } |
| |
| DCHECK(!text.empty()); |
| size_t pos = range.GetMin() - offset; |
| size_t n = range.length(); |
| |
| DCHECK(pos + n <= text.length()) << "The text can not fully cover range."; |
| if (pos >= text.length()) { |
| NOTREACHED() << "The text can not cover range."; |
| return; |
| } |
| |
| std::string utf8_selection = base::UTF16ToUTF8(text.substr(pos, n)); |
| |
| content_view_core_->OnSelectionChanged(utf8_selection); |
| } |
| |
| void RenderWidgetHostViewAndroid::SelectionBoundsChanged( |
| const ViewHostMsg_SelectionBounds_Params& params) { |
| NOTREACHED() << "Selection bounds should be routed through the compositor."; |
| } |
| |
| void RenderWidgetHostViewAndroid::SetBackgroundColor(SkColor color) { |
| RenderWidgetHostViewBase::SetBackgroundColor(color); |
| host_->SetBackgroundOpaque(GetBackgroundOpaque()); |
| OnDidChangeBodyBackgroundColor(color); |
| } |
| |
| void RenderWidgetHostViewAndroid::CopyFromCompositingSurface( |
| const gfx::Rect& src_subrect, |
| const gfx::Size& dst_size, |
| ReadbackRequestCallback& callback, |
| const SkColorType color_type) { |
| TRACE_EVENT0("cc", "RenderWidgetHostViewAndroid::CopyFromCompositingSurface"); |
| if (!host_ || host_->is_hidden()) { |
| callback.Run(SkBitmap(), READBACK_SURFACE_UNAVAILABLE); |
| return; |
| } |
| base::TimeTicks start_time = base::TimeTicks::Now(); |
| if (using_browser_compositor_ && !IsSurfaceAvailableForCopy()) { |
| callback.Run(SkBitmap(), READBACK_NOT_SUPPORTED); |
| return; |
| } |
| const gfx::Display& display = |
| gfx::Screen::GetNativeScreen()->GetPrimaryDisplay(); |
| float device_scale_factor = display.device_scale_factor(); |
| gfx::Size dst_size_in_pixel = |
| gfx::ConvertRectToPixel(device_scale_factor, gfx::Rect(dst_size)).size(); |
| gfx::Rect src_subrect_in_pixel = |
| gfx::ConvertRectToPixel(device_scale_factor, src_subrect); |
| |
| if (!using_browser_compositor_) { |
| SynchronousCopyContents(src_subrect_in_pixel, dst_size_in_pixel, callback, |
| color_type); |
| UMA_HISTOGRAM_TIMES("Compositing.CopyFromSurfaceTimeSynchronous", |
| base::TimeTicks::Now() - start_time); |
| return; |
| } |
| |
| scoped_ptr<cc::CopyOutputRequest> request; |
| scoped_refptr<cc::Layer> readback_layer; |
| DCHECK(content_view_core_); |
| DCHECK(content_view_core_->GetWindowAndroid()); |
| ui::WindowAndroidCompositor* compositor = |
| content_view_core_->GetWindowAndroid()->GetCompositor(); |
| DCHECK(compositor); |
| DCHECK(frame_provider_.get()); |
| scoped_refptr<cc::DelegatedRendererLayer> delegated_layer = |
| CreateDelegatedLayerForFrameProvider(); |
| delegated_layer->SetHideLayerAndSubtree(true); |
| compositor->AttachLayerForReadback(delegated_layer); |
| |
| readback_layer = delegated_layer; |
| request = cc::CopyOutputRequest::CreateRequest( |
| base::Bind(&RenderWidgetHostViewAndroid:: |
| PrepareTextureCopyOutputResultForDelegatedReadback, |
| dst_size_in_pixel, |
| color_type, |
| start_time, |
| readback_layer, |
| callback)); |
| if (!src_subrect_in_pixel.IsEmpty()) |
| request->set_area(src_subrect_in_pixel); |
| readback_layer->RequestCopyOfOutput(request.Pass()); |
| } |
| |
| void RenderWidgetHostViewAndroid::CopyFromCompositingSurfaceToVideoFrame( |
| const gfx::Rect& src_subrect, |
| const scoped_refptr<media::VideoFrame>& target, |
| const base::Callback<void(bool)>& callback) { |
| NOTIMPLEMENTED(); |
| callback.Run(false); |
| } |
| |
| bool RenderWidgetHostViewAndroid::CanCopyToVideoFrame() const { |
| return false; |
| } |
| |
| void RenderWidgetHostViewAndroid::ShowDisambiguationPopup( |
| const gfx::Rect& rect_pixels, const SkBitmap& zoomed_bitmap) { |
| if (!content_view_core_) |
| return; |
| |
| content_view_core_->ShowDisambiguationPopup(rect_pixels, zoomed_bitmap); |
| } |
| |
| scoped_ptr<SyntheticGestureTarget> |
| RenderWidgetHostViewAndroid::CreateSyntheticGestureTarget() { |
| return scoped_ptr<SyntheticGestureTarget>(new SyntheticGestureTargetAndroid( |
| host_, content_view_core_->CreateTouchEventSynthesizer())); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendDelegatedFrameAck( |
| uint32 output_surface_id) { |
| DCHECK(host_); |
| cc::CompositorFrameAck ack; |
| if (resource_collection_.get()) |
| resource_collection_->TakeUnusedResourcesForChildCompositor(&ack.resources); |
| host_->Send(new ViewMsg_SwapCompositorFrameAck(host_->GetRoutingID(), |
| output_surface_id, ack)); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendReturnedDelegatedResources( |
| uint32 output_surface_id) { |
| DCHECK(resource_collection_.get()); |
| |
| cc::CompositorFrameAck ack; |
| resource_collection_->TakeUnusedResourcesForChildCompositor(&ack.resources); |
| DCHECK(!ack.resources.empty()); |
| |
| host_->Send(new ViewMsg_ReclaimCompositorResources(host_->GetRoutingID(), |
| output_surface_id, ack)); |
| } |
| |
| void RenderWidgetHostViewAndroid::UnusedResourcesAreAvailable() { |
| if (ack_callbacks_.size()) |
| return; |
| SendReturnedDelegatedResources(last_output_surface_id_); |
| } |
| |
| void RenderWidgetHostViewAndroid::DestroyDelegatedContent() { |
| RemoveLayers(); |
| frame_provider_ = NULL; |
| layer_ = NULL; |
| // This gets called when ever any eviction, loosing resources, swapping |
| // problems are encountered and so we abort any pending readbacks here. |
| AbortPendingReadbackRequests(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SwapDelegatedFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::DelegatedFrameData> frame_data) { |
| bool has_content = !texture_size_in_layer_.IsEmpty(); |
| |
| if (output_surface_id != last_output_surface_id_) { |
| // Drop the cc::DelegatedFrameResourceCollection so that we will not return |
| // any resources from the old output surface with the new output surface id. |
| if (resource_collection_.get()) { |
| resource_collection_->SetClient(NULL); |
| if (resource_collection_->LoseAllResources()) |
| SendReturnedDelegatedResources(last_output_surface_id_); |
| resource_collection_ = NULL; |
| } |
| DestroyDelegatedContent(); |
| |
| last_output_surface_id_ = output_surface_id; |
| } |
| |
| // DelegatedRendererLayerImpl applies the inverse device_scale_factor of the |
| // renderer frame, assuming that the browser compositor will scale |
| // it back up to device scale. But on Android we put our browser layers in |
| // physical pixels and set our browser CC device_scale_factor to 1, so this |
| // suppresses the transform. This line may need to be removed when fixing |
| // http://crbug.com/384134 or http://crbug.com/310763 |
| frame_data->device_scale_factor = 1.0f; |
| |
| if (!has_content) { |
| DestroyDelegatedContent(); |
| } else { |
| if (!resource_collection_.get()) { |
| resource_collection_ = new cc::DelegatedFrameResourceCollection; |
| resource_collection_->SetClient(this); |
| } |
| if (!frame_provider_.get() || |
| texture_size_in_layer_ != frame_provider_->frame_size()) { |
| RemoveLayers(); |
| frame_provider_ = new cc::DelegatedFrameProvider( |
| resource_collection_.get(), frame_data.Pass()); |
| layer_ = cc::DelegatedRendererLayer::Create(frame_provider_); |
| AttachLayers(); |
| } else { |
| frame_provider_->SetFrameData(frame_data.Pass()); |
| } |
| } |
| |
| if (layer_.get()) { |
| layer_->SetIsDrawable(true); |
| layer_->SetContentsOpaque(true); |
| layer_->SetBounds(content_size_in_layer_); |
| layer_->SetNeedsDisplay(); |
| } |
| |
| base::Closure ack_callback = |
| base::Bind(&RenderWidgetHostViewAndroid::SendDelegatedFrameAck, |
| weak_ptr_factory_.GetWeakPtr(), |
| output_surface_id); |
| |
| ack_callbacks_.push(ack_callback); |
| if (host_->is_hidden()) |
| RunAckCallbacks(); |
| } |
| |
| void RenderWidgetHostViewAndroid::ComputeContentsSize( |
| const cc::CompositorFrameMetadata& frame_metadata) { |
| // Calculate the content size. This should be 0 if the texture_size is 0. |
| gfx::Vector2dF offset; |
| if (texture_size_in_layer_.IsEmpty()) |
| content_size_in_layer_ = gfx::Size(); |
| content_size_in_layer_ = gfx::ToCeiledSize(gfx::ScaleSize( |
| frame_metadata.scrollable_viewport_size, |
| frame_metadata.device_scale_factor * frame_metadata.page_scale_factor)); |
| |
| } |
| |
| void RenderWidgetHostViewAndroid::InternalSwapCompositorFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| last_scroll_offset_ = frame->metadata.root_scroll_offset; |
| if (!frame->delegated_frame_data) { |
| LOG(ERROR) << "Non-delegated renderer path no longer supported"; |
| return; |
| } |
| |
| if (locks_on_frame_count_ > 0) { |
| DCHECK(HasValidFrame()); |
| RetainFrame(output_surface_id, frame.Pass()); |
| return; |
| } |
| |
| if (layer_.get() && layer_->layer_tree_host()) { |
| for (size_t i = 0; i < frame->metadata.latency_info.size(); i++) { |
| scoped_ptr<cc::SwapPromise> swap_promise( |
| new cc::LatencyInfoSwapPromise(frame->metadata.latency_info[i])); |
| layer_->layer_tree_host()->QueueSwapPromise(swap_promise.Pass()); |
| } |
| } |
| |
| DCHECK(!frame->delegated_frame_data->render_pass_list.empty()); |
| |
| cc::RenderPass* root_pass = |
| frame->delegated_frame_data->render_pass_list.back(); |
| texture_size_in_layer_ = root_pass->output_rect.size(); |
| ComputeContentsSize(frame->metadata); |
| |
| SwapDelegatedFrame(output_surface_id, frame->delegated_frame_data.Pass()); |
| frame_evictor_->SwappedFrame(!host_->is_hidden()); |
| |
| // As the metadata update may trigger view invalidation, always call it after |
| // any potential compositor scheduling. |
| OnFrameMetadataUpdated(frame->metadata); |
| // Check if we have any pending readbacks, see if we have a frame available |
| // and process them here. |
| if (!readbacks_waiting_for_frame_.empty()) { |
| while (!readbacks_waiting_for_frame_.empty()) { |
| ReadbackRequest& readback_request = readbacks_waiting_for_frame_.front(); |
| GetScaledContentBitmap(readback_request.GetScale(), |
| readback_request.GetColorFormat(), |
| readback_request.GetCaptureRect(), |
| readback_request.GetResultCallback()); |
| readbacks_waiting_for_frame_.pop(); |
| } |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::OnSwapCompositorFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| InternalSwapCompositorFrame(output_surface_id, frame.Pass()); |
| } |
| |
| void RenderWidgetHostViewAndroid::RetainFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| DCHECK(locks_on_frame_count_); |
| |
| // Store the incoming frame so that it can be swapped when all the locks have |
| // been released. If there is already a stored frame, then replace and skip |
| // the previous one but make sure we still eventually send the ACK. Holding |
| // the ACK also blocks the renderer when its max_frames_pending is reached. |
| if (last_frame_info_) { |
| base::Closure ack_callback = |
| base::Bind(&RenderWidgetHostViewAndroid::SendDelegatedFrameAck, |
| weak_ptr_factory_.GetWeakPtr(), |
| last_frame_info_->output_surface_id); |
| |
| ack_callbacks_.push(ack_callback); |
| } |
| |
| last_frame_info_.reset(new LastFrameInfo(output_surface_id, frame.Pass())); |
| } |
| |
| void RenderWidgetHostViewAndroid::SynchronousFrameMetadata( |
| const cc::CompositorFrameMetadata& frame_metadata) { |
| if (!content_view_core_) |
| return; |
| |
| // This is a subset of OnSwapCompositorFrame() used in the synchronous |
| // compositor flow. |
| OnFrameMetadataUpdated(frame_metadata); |
| ComputeContentsSize(frame_metadata); |
| |
| // DevTools ScreenCast support for Android WebView. |
| WebContents* web_contents = content_view_core_->GetWebContents(); |
| if (DevToolsAgentHost::HasFor(web_contents)) { |
| scoped_refptr<DevToolsAgentHost> dtah = |
| DevToolsAgentHost::GetOrCreateFor(web_contents); |
| // Unblock the compositor. |
| BrowserThread::PostTask( |
| BrowserThread::UI, FROM_HERE, |
| base::Bind( |
| &RenderFrameDevToolsAgentHost::SynchronousSwapCompositorFrame, |
| static_cast<RenderFrameDevToolsAgentHost*>(dtah.get()), |
| frame_metadata)); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::SetOverlayVideoMode(bool enabled) { |
| if (layer_.get()) |
| layer_->SetContentsOpaque(!enabled); |
| } |
| |
| bool RenderWidgetHostViewAndroid::SupportsAnimation() const { |
| // The synchronous (WebView) compositor does not have a proper browser |
| // compositor with which to drive animations. |
| return using_browser_compositor_; |
| } |
| |
| void RenderWidgetHostViewAndroid::SetNeedsAnimate() { |
| DCHECK(content_view_core_); |
| DCHECK(using_browser_compositor_); |
| content_view_core_->GetWindowAndroid()->SetNeedsAnimate(); |
| } |
| |
| void RenderWidgetHostViewAndroid::MoveCaret(const gfx::PointF& position) { |
| MoveCaret(gfx::Point(position.x(), position.y())); |
| } |
| |
| void RenderWidgetHostViewAndroid::MoveRangeSelectionExtent( |
| const gfx::PointF& extent) { |
| DCHECK(content_view_core_); |
| content_view_core_->MoveRangeSelectionExtent(extent); |
| } |
| |
| void RenderWidgetHostViewAndroid::SelectBetweenCoordinates( |
| const gfx::PointF& base, |
| const gfx::PointF& extent) { |
| DCHECK(content_view_core_); |
| content_view_core_->SelectBetweenCoordinates(base, extent); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnSelectionEvent( |
| ui::SelectionEventType event, |
| const gfx::PointF& position) { |
| DCHECK(content_view_core_); |
| // Showing the selection action bar can alter the current View coordinates in |
| // such a way that the current MotionEvent stream is suddenly shifted in |
| // space. Avoid the associated scroll jump by pre-emptively cancelling gesture |
| // detection; scrolling after the selection is activated is unnecessary. |
| if (event == ui::SelectionEventType::SELECTION_SHOWN) |
| ResetGestureDetection(); |
| content_view_core_->OnSelectionEvent(event, position); |
| } |
| |
| scoped_ptr<ui::TouchHandleDrawable> |
| RenderWidgetHostViewAndroid::CreateDrawable() { |
| DCHECK(content_view_core_); |
| if (!using_browser_compositor_) |
| return content_view_core_->CreatePopupTouchHandleDrawable(); |
| |
| return scoped_ptr<ui::TouchHandleDrawable>(new CompositedTouchHandleDrawable( |
| content_view_core_->GetLayer().get(), |
| content_view_core_->GetDpiScale(), |
| // Use the activity context (instead of the application context) to ensure |
| // proper handle theming. |
| content_view_core_->GetContext().obj())); |
| } |
| |
| void RenderWidgetHostViewAndroid::SynchronousCopyContents( |
| const gfx::Rect& src_subrect_in_pixel, |
| const gfx::Size& dst_size_in_pixel, |
| ReadbackRequestCallback& callback, |
| const SkColorType color_type) { |
| gfx::Size input_size_in_pixel; |
| if (src_subrect_in_pixel.IsEmpty()) |
| input_size_in_pixel = content_size_in_layer_; |
| else |
| input_size_in_pixel = src_subrect_in_pixel.size(); |
| |
| gfx::Size output_size_in_pixel; |
| if (dst_size_in_pixel.IsEmpty()) |
| output_size_in_pixel = input_size_in_pixel; |
| else |
| output_size_in_pixel = dst_size_in_pixel; |
| int output_width = output_size_in_pixel.width(); |
| int output_height = output_size_in_pixel.height(); |
| |
| SynchronousCompositor* compositor = |
| SynchronousCompositorImpl::FromID(host_->GetProcess()->GetID(), |
| host_->GetRoutingID()); |
| if (!compositor) { |
| callback.Run(SkBitmap(), READBACK_FAILED); |
| return; |
| } |
| |
| SkBitmap bitmap; |
| bitmap.allocPixels(SkImageInfo::Make(output_width, |
| output_height, |
| color_type, |
| kPremul_SkAlphaType)); |
| SkCanvas canvas(bitmap); |
| canvas.scale( |
| (float)output_width / (float)input_size_in_pixel.width(), |
| (float)output_height / (float)input_size_in_pixel.height()); |
| compositor->DemandDrawSw(&canvas); |
| callback.Run(bitmap, READBACK_SUCCESS); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnFrameMetadataUpdated( |
| const cc::CompositorFrameMetadata& frame_metadata) { |
| gesture_provider_.SetDoubleTapSupportForPageEnabled( |
| !IsMobileOptimizedFrame(frame_metadata)); |
| |
| if (!content_view_core_) |
| return; |
| |
| if (overscroll_controller_) |
| overscroll_controller_->OnFrameMetadataUpdated(frame_metadata); |
| |
| if (selection_controller_) { |
| selection_controller_->OnSelectionBoundsChanged( |
| ui::SelectionBound(frame_metadata.selection_start), |
| ui::SelectionBound(frame_metadata.selection_end)); |
| } |
| |
| // All offsets and sizes are in CSS pixels. |
| content_view_core_->UpdateFrameInfo( |
| frame_metadata.root_scroll_offset, |
| frame_metadata.page_scale_factor, |
| gfx::Vector2dF(frame_metadata.min_page_scale_factor, |
| frame_metadata.max_page_scale_factor), |
| frame_metadata.root_layer_size, |
| frame_metadata.scrollable_viewport_size, |
| frame_metadata.location_bar_offset, |
| frame_metadata.location_bar_content_translation); |
| #if defined(VIDEO_HOLE) |
| if (host_ && host_->IsRenderView()) { |
| RenderViewHostImpl* rvhi = static_cast<RenderViewHostImpl*>( |
| RenderViewHost::From(host_)); |
| WebContentsImpl* web_contents_impl = |
| static_cast<WebContentsImpl*>(WebContents::FromRenderViewHost(rvhi)); |
| if (web_contents_impl) |
| web_contents_impl->media_web_contents_observer()->OnFrameInfoUpdated(); |
| } |
| #endif // defined(VIDEO_HOLE) |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfaceInitialized(int route_id) { |
| // TODO: remove need for the surface id here |
| accelerated_surface_route_id_ = route_id; |
| } |
| |
| void RenderWidgetHostViewAndroid::AttachLayers() { |
| if (!content_view_core_) |
| return; |
| if (!layer_.get()) |
| return; |
| |
| content_view_core_->AttachLayer(layer_); |
| if (overscroll_controller_) |
| overscroll_controller_->Enable(); |
| layer_->SetHideLayerAndSubtree(!is_showing_); |
| } |
| |
| void RenderWidgetHostViewAndroid::RemoveLayers() { |
| if (!content_view_core_) |
| return; |
| |
| if (!layer_.get()) |
| return; |
| |
| content_view_core_->RemoveLayer(layer_); |
| if (overscroll_controller_) |
| overscroll_controller_->Disable(); |
| } |
| |
| void RenderWidgetHostViewAndroid::RequestVSyncUpdate(uint32 requests) { |
| // The synchronous compositor does not requre BeginFrame messages. |
| if (!using_browser_compositor_) |
| requests &= FLUSH_INPUT; |
| |
| bool should_request_vsync = !outstanding_vsync_requests_ && requests; |
| outstanding_vsync_requests_ |= requests; |
| // Note that if we're not currently observing the root window, outstanding |
| // vsync requests will be pushed if/when we resume observing in |
| // |StartObservingRootWindow()|. |
| if (observing_root_window_ && should_request_vsync) |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| } |
| |
| void RenderWidgetHostViewAndroid::StartObservingRootWindow() { |
| DCHECK(content_view_core_); |
| if (observing_root_window_) |
| return; |
| |
| observing_root_window_ = true; |
| content_view_core_->GetWindowAndroid()->AddObserver(this); |
| |
| // Clear existing vsync requests to allow a request to the new window. |
| uint32 outstanding_vsync_requests = outstanding_vsync_requests_; |
| outstanding_vsync_requests_ = 0; |
| RequestVSyncUpdate(outstanding_vsync_requests); |
| } |
| |
| void RenderWidgetHostViewAndroid::StopObservingRootWindow() { |
| if (!content_view_core_) { |
| DCHECK(!observing_root_window_); |
| return; |
| } |
| |
| if (!observing_root_window_) |
| return; |
| |
| observing_root_window_ = false; |
| content_view_core_->GetWindowAndroid()->RemoveObserver(this); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendBeginFrame(base::TimeTicks frame_time, |
| base::TimeDelta vsync_period) { |
| TRACE_EVENT1("cc", "RenderWidgetHostViewAndroid::SendBeginFrame", |
| "frame_time_us", frame_time.ToInternalValue()); |
| base::TimeTicks display_time = frame_time + vsync_period; |
| |
| base::TimeTicks deadline = |
| display_time - host_->GetEstimatedBrowserCompositeTime(); |
| |
| host_->Send(new ViewMsg_BeginFrame( |
| host_->GetRoutingID(), |
| cc::BeginFrameArgs::Create(BEGINFRAME_FROM_HERE, frame_time, deadline, |
| vsync_period, cc::BeginFrameArgs::NORMAL))); |
| } |
| |
| bool RenderWidgetHostViewAndroid::Animate(base::TimeTicks frame_time) { |
| bool needs_animate = false; |
| if (overscroll_controller_) { |
| needs_animate |= overscroll_controller_->Animate( |
| frame_time, content_view_core_->GetLayer().get()); |
| } |
| if (selection_controller_) |
| needs_animate |= selection_controller_->Animate(frame_time); |
| return needs_animate; |
| } |
| |
| void RenderWidgetHostViewAndroid::EvictDelegatedFrame() { |
| if (layer_.get()) |
| DestroyDelegatedContent(); |
| frame_evictor_->DiscardedFrame(); |
| // We are evicting the delegated frame, |
| // so there should be no pending readback requests |
| DCHECK(readbacks_waiting_for_frame_.empty()); |
| } |
| |
| bool RenderWidgetHostViewAndroid::HasAcceleratedSurface( |
| const gfx::Size& desired_size) { |
| NOTREACHED(); |
| return false; |
| } |
| |
| void RenderWidgetHostViewAndroid::GetScreenInfo(blink::WebScreenInfo* result) { |
| // ScreenInfo isn't tied to the widget on Android. Always return the default. |
| RenderWidgetHostViewBase::GetDefaultScreenInfo(result); |
| } |
| |
| // TODO(jrg): Find out the implications and answer correctly here, |
| // as we are returning the WebView and not root window bounds. |
| gfx::Rect RenderWidgetHostViewAndroid::GetBoundsInRootWindow() { |
| return GetViewBounds(); |
| } |
| |
| gfx::GLSurfaceHandle RenderWidgetHostViewAndroid::GetCompositingSurface() { |
| gfx::GLSurfaceHandle handle = |
| gfx::GLSurfaceHandle(gfx::kNullPluginWindow, gfx::NULL_TRANSPORT); |
| if (using_browser_compositor_) { |
| handle.parent_client_id = |
| BrowserGpuChannelHostFactory::instance()->GetGpuChannelId(); |
| } |
| return handle; |
| } |
| |
| void RenderWidgetHostViewAndroid::ProcessAckedTouchEvent( |
| const TouchEventWithLatencyInfo& touch, InputEventAckState ack_result) { |
| const bool event_consumed = ack_result == INPUT_EVENT_ACK_STATE_CONSUMED; |
| gesture_provider_.OnAsyncTouchEventAck(event_consumed); |
| } |
| |
| void RenderWidgetHostViewAndroid::GestureEventAck( |
| const blink::WebGestureEvent& event, |
| InputEventAckState ack_result) { |
| if (overscroll_controller_) |
| overscroll_controller_->OnGestureEventAck(event, ack_result); |
| |
| if (content_view_core_) |
| content_view_core_->OnGestureEventAck(event, ack_result); |
| } |
| |
| InputEventAckState RenderWidgetHostViewAndroid::FilterInputEvent( |
| const blink::WebInputEvent& input_event) { |
| if (selection_controller_) { |
| switch (input_event.type) { |
| case blink::WebInputEvent::GestureLongPress: |
| selection_controller_->OnLongPressEvent(); |
| break; |
| case blink::WebInputEvent::GestureTap: |
| selection_controller_->OnTapEvent(); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| if (overscroll_controller_ && |
| blink::WebInputEvent::isGestureEventType(input_event.type) && |
| overscroll_controller_->WillHandleGestureEvent( |
| static_cast<const blink::WebGestureEvent&>(input_event))) { |
| return INPUT_EVENT_ACK_STATE_CONSUMED; |
| } |
| |
| if (content_view_core_ && |
| content_view_core_->FilterInputEvent(input_event)) |
| return INPUT_EVENT_ACK_STATE_CONSUMED; |
| |
| if (!host_) |
| return INPUT_EVENT_ACK_STATE_NOT_CONSUMED; |
| |
| if (input_event.type == blink::WebInputEvent::GestureTapDown || |
| input_event.type == blink::WebInputEvent::TouchStart) { |
| GpuDataManagerImpl* gpu_data = GpuDataManagerImpl::GetInstance(); |
| GpuProcessHostUIShim* shim = GpuProcessHostUIShim::GetOneInstance(); |
| if (shim && gpu_data && accelerated_surface_route_id_ && |
| gpu_data->IsDriverBugWorkaroundActive(gpu::WAKE_UP_GPU_BEFORE_DRAWING)) |
| shim->Send( |
| new AcceleratedSurfaceMsg_WakeUpGpu(accelerated_surface_route_id_)); |
| } |
| |
| SynchronousCompositorImpl* compositor = |
| SynchronousCompositorImpl::FromID(host_->GetProcess()->GetID(), |
| host_->GetRoutingID()); |
| if (compositor) |
| return compositor->HandleInputEvent(input_event); |
| return INPUT_EVENT_ACK_STATE_NOT_CONSUMED; |
| } |
| |
| void RenderWidgetHostViewAndroid::OnSetNeedsFlushInput() { |
| TRACE_EVENT0("input", "RenderWidgetHostViewAndroid::OnSetNeedsFlushInput"); |
| RequestVSyncUpdate(FLUSH_INPUT); |
| } |
| |
| BrowserAccessibilityManager* |
| RenderWidgetHostViewAndroid::CreateBrowserAccessibilityManager( |
| BrowserAccessibilityDelegate* delegate) { |
| // TODO(dmazzoni): Currently there can only be one |
| // BrowserAccessibilityManager per ContentViewCore, so return NULL |
| // if there's already a BrowserAccessibilityManager for the main |
| // frame. Eventually, in order to support cross-process iframes on |
| // Android we'll need to add support for a |
| // BrowserAccessibilityManager for a child frame. |
| // http://crbug.com/423846 |
| if (!host_ || host_->GetRootBrowserAccessibilityManager()) |
| return NULL; |
| |
| base::android::ScopedJavaLocalRef<jobject> obj; |
| if (content_view_core_) |
| obj = content_view_core_->GetJavaObject(); |
| return new BrowserAccessibilityManagerAndroid( |
| obj, |
| BrowserAccessibilityManagerAndroid::GetEmptyDocument(), |
| delegate); |
| } |
| |
| bool RenderWidgetHostViewAndroid::LockMouse() { |
| NOTIMPLEMENTED(); |
| return false; |
| } |
| |
| void RenderWidgetHostViewAndroid::UnlockMouse() { |
| NOTIMPLEMENTED(); |
| } |
| |
| // Methods called from the host to the render |
| |
| void RenderWidgetHostViewAndroid::SendKeyEvent( |
| const NativeWebKeyboardEvent& event) { |
| if (host_) |
| host_->ForwardKeyboardEvent(event); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendMouseEvent( |
| const blink::WebMouseEvent& event) { |
| if (host_) |
| host_->ForwardMouseEvent(event); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendMouseWheelEvent( |
| const blink::WebMouseWheelEvent& event) { |
| if (host_) |
| host_->ForwardWheelEvent(event); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendGestureEvent( |
| const blink::WebGestureEvent& event) { |
| // Sending a gesture that may trigger overscroll should resume the effect. |
| if (overscroll_controller_) |
| overscroll_controller_->Enable(); |
| |
| if (host_) |
| host_->ForwardGestureEventWithLatencyInfo(event, CreateLatencyInfo(event)); |
| } |
| |
| void RenderWidgetHostViewAndroid::MoveCaret(const gfx::Point& point) { |
| if (host_) |
| host_->MoveCaret(point); |
| } |
| |
| void RenderWidgetHostViewAndroid::DismissTextHandles() { |
| if (selection_controller_) |
| selection_controller_->HideAndDisallowShowingAutomatically(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetTextHandlesTemporarilyHidden(bool hidden) { |
| if (selection_controller_) |
| selection_controller_->SetTemporarilyHidden(hidden); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnShowingPastePopup( |
| const gfx::PointF& point) { |
| if (!selection_controller_) |
| return; |
| |
| // As the paste popup may be triggered *before* the bounds and editability |
| // of the region have been updated, explicitly set the properties now. |
| // TODO(jdduke): Remove this workaround when auxiliary paste popup |
| // notifications are no longer required, crbug.com/398170. |
| ui::SelectionBound insertion_bound; |
| insertion_bound.set_type(ui::SelectionBound::CENTER); |
| insertion_bound.set_visible(true); |
| insertion_bound.SetEdge(point, point); |
| selection_controller_->HideAndDisallowShowingAutomatically(); |
| selection_controller_->OnSelectionEditable(true); |
| selection_controller_->OnSelectionEmpty(true); |
| selection_controller_->OnSelectionBoundsChanged(insertion_bound, |
| insertion_bound); |
| selection_controller_->AllowShowingFromCurrentSelection(); |
| } |
| |
| SkColor RenderWidgetHostViewAndroid::GetCachedBackgroundColor() const { |
| return cached_background_color_; |
| } |
| |
| void RenderWidgetHostViewAndroid::DidOverscroll( |
| const DidOverscrollParams& params) { |
| if (!content_view_core_ || !layer_.get() || !is_showing_) |
| return; |
| |
| if (overscroll_controller_) |
| overscroll_controller_->OnOverscrolled(params); |
| } |
| |
| void RenderWidgetHostViewAndroid::DidStopFlinging() { |
| if (content_view_core_) |
| content_view_core_->DidStopFlinging(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetContentViewCore( |
| ContentViewCoreImpl* content_view_core) { |
| RemoveLayers(); |
| StopObservingRootWindow(); |
| |
| bool resize = false; |
| if (content_view_core != content_view_core_) { |
| overscroll_controller_.reset(); |
| selection_controller_.reset(); |
| ReleaseLocksOnSurface(); |
| resize = true; |
| } |
| |
| content_view_core_ = content_view_core; |
| |
| BrowserAccessibilityManager* manager = NULL; |
| if (host_) |
| manager = host_->GetRootBrowserAccessibilityManager(); |
| if (manager) { |
| base::android::ScopedJavaLocalRef<jobject> obj; |
| if (content_view_core_) |
| obj = content_view_core_->GetJavaObject(); |
| manager->ToBrowserAccessibilityManagerAndroid()->SetContentViewCore(obj); |
| } |
| |
| AttachLayers(); |
| |
| if (!content_view_core_) |
| return; |
| |
| StartObservingRootWindow(); |
| |
| if (resize) |
| WasResized(); |
| |
| if (!selection_controller_) |
| selection_controller_ = CreateSelectionController(this, content_view_core_); |
| |
| if (!overscroll_controller_ && |
| content_view_core_->GetWindowAndroid()->GetCompositor()) { |
| overscroll_controller_ = CreateOverscrollController(content_view_core_); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::RunAckCallbacks() { |
| while (!ack_callbacks_.empty()) { |
| ack_callbacks_.front().Run(); |
| ack_callbacks_.pop(); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::OnGestureEvent( |
| const ui::GestureEventData& gesture) { |
| blink::WebGestureEvent web_gesture = |
| CreateWebGestureEventFromGestureEventData(gesture); |
| // TODO(jdduke): Remove this workaround after Android fixes UiAutomator to |
| // stop providing shift meta values to synthetic MotionEvents. This prevents |
| // unintended shift+click interpretation of all accessibility clicks. |
| // See crbug.com/443247. |
| if (web_gesture.type == blink::WebInputEvent::GestureTap && |
| web_gesture.modifiers == blink::WebInputEvent::ShiftKey) { |
| web_gesture.modifiers = 0; |
| } |
| SendGestureEvent(web_gesture); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnCompositingDidCommit() { |
| RunAckCallbacks(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnAttachCompositor() { |
| DCHECK(content_view_core_); |
| if (!overscroll_controller_) |
| overscroll_controller_ = CreateOverscrollController(content_view_core_); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnDetachCompositor() { |
| DCHECK(content_view_core_); |
| DCHECK(using_browser_compositor_); |
| RunAckCallbacks(); |
| overscroll_controller_.reset(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnVSync(base::TimeTicks frame_time, |
| base::TimeDelta vsync_period) { |
| TRACE_EVENT0("cc,benchmark", "RenderWidgetHostViewAndroid::OnVSync"); |
| if (!host_) |
| return; |
| |
| const uint32 current_vsync_requests = outstanding_vsync_requests_; |
| outstanding_vsync_requests_ = 0; |
| |
| if (current_vsync_requests & FLUSH_INPUT) |
| host_->FlushInput(); |
| |
| if (current_vsync_requests & BEGIN_FRAME || |
| current_vsync_requests & PERSISTENT_BEGIN_FRAME) { |
| SendBeginFrame(frame_time, vsync_period); |
| } |
| |
| if (current_vsync_requests & PERSISTENT_BEGIN_FRAME) |
| RequestVSyncUpdate(PERSISTENT_BEGIN_FRAME); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnAnimate(base::TimeTicks begin_frame_time) { |
| if (Animate(begin_frame_time)) |
| SetNeedsAnimate(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnLostResources() { |
| ReleaseLocksOnSurface(); |
| if (layer_.get()) |
| DestroyDelegatedContent(); |
| DCHECK(ack_callbacks_.empty()); |
| // We should not loose a frame if we have readback requests pending. |
| DCHECK(readbacks_waiting_for_frame_.empty()); |
| } |
| |
| // static |
| void |
| RenderWidgetHostViewAndroid::PrepareTextureCopyOutputResultForDelegatedReadback( |
| const gfx::Size& dst_size_in_pixel, |
| const SkColorType color_type, |
| const base::TimeTicks& start_time, |
| scoped_refptr<cc::Layer> readback_layer, |
| ReadbackRequestCallback& callback, |
| scoped_ptr<cc::CopyOutputResult> result) { |
| readback_layer->RemoveFromParent(); |
| PrepareTextureCopyOutputResult( |
| dst_size_in_pixel, color_type, start_time, callback, result.Pass()); |
| } |
| |
| // static |
| void RenderWidgetHostViewAndroid::PrepareTextureCopyOutputResult( |
| const gfx::Size& dst_size_in_pixel, |
| const SkColorType color_type, |
| const base::TimeTicks& start_time, |
| ReadbackRequestCallback& callback, |
| scoped_ptr<cc::CopyOutputResult> result) { |
| base::ScopedClosureRunner scoped_callback_runner( |
| base::Bind(callback, SkBitmap(), READBACK_FAILED)); |
| TRACE_EVENT0("cc", |
| "RenderWidgetHostViewAndroid::PrepareTextureCopyOutputResult"); |
| |
| if (!result->HasTexture() || result->IsEmpty() || result->size().IsEmpty()) |
| return; |
| |
| gfx::Size output_size_in_pixel; |
| if (dst_size_in_pixel.IsEmpty()) |
| output_size_in_pixel = result->size(); |
| else |
| output_size_in_pixel = dst_size_in_pixel; |
| |
| scoped_ptr<SkBitmap> bitmap(new SkBitmap); |
| if (!bitmap->tryAllocPixels(SkImageInfo::Make(output_size_in_pixel.width(), |
| output_size_in_pixel.height(), |
| color_type, |
| kOpaque_SkAlphaType))) { |
| return; |
| } |
| |
| GLHelper* gl_helper = GetPostReadbackGLHelper(); |
| if (!gl_helper || !gl_helper->IsReadbackConfigSupported(color_type)) |
| return; |
| |
| scoped_ptr<SkAutoLockPixels> bitmap_pixels_lock( |
| new SkAutoLockPixels(*bitmap)); |
| uint8* pixels = static_cast<uint8*>(bitmap->getPixels()); |
| |
| cc::TextureMailbox texture_mailbox; |
| scoped_ptr<cc::SingleReleaseCallback> release_callback; |
| result->TakeTexture(&texture_mailbox, &release_callback); |
| DCHECK(texture_mailbox.IsTexture()); |
| if (!texture_mailbox.IsTexture()) |
| return; |
| |
| ignore_result(scoped_callback_runner.Release()); |
| |
| gl_helper->CropScaleReadbackAndCleanMailbox( |
| texture_mailbox.mailbox(), |
| texture_mailbox.sync_point(), |
| result->size(), |
| gfx::Rect(result->size()), |
| output_size_in_pixel, |
| pixels, |
| color_type, |
| base::Bind(&CopyFromCompositingSurfaceFinished, |
| callback, |
| base::Passed(&release_callback), |
| base::Passed(&bitmap), |
| start_time, |
| base::Passed(&bitmap_pixels_lock)), |
| GLHelper::SCALER_QUALITY_GOOD); |
| } |
| |
| SkColorType RenderWidgetHostViewAndroid::PreferredReadbackFormat() { |
| // Define the criteria here. If say the 16 texture readback is |
| // supported we should go with that (this degrades quality) |
| // or stick back to the default format. |
| if (base::SysInfo::IsLowEndDevice()) { |
| // TODO(sievers): Cannot use GLHelper here. Instead remove this API |
| // and have CopyFromCompositingSurface() fall back to RGB8 if 565 was |
| // requested but is not supported. |
| GLHelper* gl_helper = GetPostReadbackGLHelper(); |
| if (gl_helper && gl_helper->IsReadbackConfigSupported(kRGB_565_SkColorType)) |
| return kRGB_565_SkColorType; |
| } |
| return kN32_SkColorType; |
| } |
| |
| void RenderWidgetHostViewAndroid::OnStylusSelectBegin(float x0, |
| float y0, |
| float x1, |
| float y1) { |
| SelectBetweenCoordinates(gfx::PointF(x0, y0), gfx::PointF(x1, y1)); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnStylusSelectUpdate(float x, float y) { |
| MoveRangeSelectionExtent(gfx::PointF(x, y)); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnStylusSelectEnd() { |
| if (selection_controller_) |
| selection_controller_->AllowShowingFromCurrentSelection(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnStylusSelectTap(base::TimeTicks time, |
| float x, |
| float y) { |
| // Treat the stylus tap as a long press, activating either a word selection or |
| // context menu depending on the targetted content. |
| blink::WebGestureEvent long_press = WebGestureEventBuilder::Build( |
| blink::WebInputEvent::GestureLongPress, |
| (time - base::TimeTicks()).InSecondsF(), x, y); |
| SendGestureEvent(long_press); |
| } |
| |
| // static |
| void RenderWidgetHostViewBase::GetDefaultScreenInfo( |
| blink::WebScreenInfo* results) { |
| const gfx::Display& display = |
| gfx::Screen::GetNativeScreen()->GetPrimaryDisplay(); |
| results->rect = display.bounds(); |
| // TODO(husky): Remove any system controls from availableRect. |
| results->availableRect = display.work_area(); |
| results->deviceScaleFactor = display.device_scale_factor(); |
| results->orientationAngle = display.RotationAsDegree(); |
| results->orientationType = |
| RenderWidgetHostViewBase::GetOrientationTypeForMobile(display); |
| gfx::DeviceDisplayInfo info; |
| results->depth = info.GetBitsPerPixel(); |
| results->depthPerComponent = info.GetBitsPerComponent(); |
| results->isMonochrome = (results->depthPerComponent == 0); |
| } |
| |
| } // namespace content |