| // 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/sys_utils.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/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/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/content_view_core_impl.h" |
| #include "content/browser/android/in_process/synchronous_compositor_impl.h" |
| #include "content/browser/android/overscroll_glow.h" |
| #include "content/browser/devtools/render_view_devtools_agent_host.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/image_transport_factory_android.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/gpu_messages.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/common/content_switches.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_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/display.h" |
| #include "ui/gfx/screen.h" |
| #include "ui/gfx/size_conversions.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| const int kUndefinedOutputSurfaceId = -1; |
| |
| // Used to accomodate finite precision when comparing scaled viewport and |
| // content widths. While this value may seem large, width=device-width on an N7 |
| // V1 saw errors of ~0.065 between computed window and content widths. |
| const float kMobileViewportWidthEpsilon = 0.15f; |
| |
| 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())); |
| } |
| |
| void CopyFromCompositingSurfaceFinished( |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| scoped_ptr<cc::SingleReleaseCallback> release_callback, |
| scoped_ptr<SkBitmap> bitmap, |
| const base::TimeTicks& start_time, |
| scoped_ptr<SkAutoLockPixels> bitmap_pixels_lock, |
| bool result) { |
| bitmap_pixels_lock.reset(); |
| release_callback->Run(0, false); |
| UMA_HISTOGRAM_TIMES(kAsyncReadBackString, |
| base::TimeTicks::Now() - start_time); |
| callback.Run(result, *bitmap); |
| } |
| |
| 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; |
| } |
| |
| OverscrollGlow::DisplayParameters CreateOverscrollDisplayParameters( |
| const cc::CompositorFrameMetadata& frame_metadata) { |
| const float scale_factor = |
| frame_metadata.page_scale_factor * frame_metadata.device_scale_factor; |
| |
| // Compute the size and offsets for each edge, where each effect is sized to |
| // the viewport and offset by the distance of each viewport edge to the |
| // respective content edge. |
| OverscrollGlow::DisplayParameters params; |
| params.size = gfx::ScaleSize(frame_metadata.viewport_size, scale_factor); |
| params.edge_offsets[EdgeEffect::EDGE_TOP] = |
| -frame_metadata.root_scroll_offset.y() * scale_factor; |
| params.edge_offsets[EdgeEffect::EDGE_LEFT] = |
| -frame_metadata.root_scroll_offset.x() * scale_factor; |
| params.edge_offsets[EdgeEffect::EDGE_BOTTOM] = |
| (frame_metadata.root_layer_size.height() - |
| frame_metadata.root_scroll_offset.y() - |
| frame_metadata.viewport_size.height()) * scale_factor; |
| params.edge_offsets[EdgeEffect::EDGE_RIGHT] = |
| (frame_metadata.root_layer_size.width() - |
| frame_metadata.root_scroll_offset.x() - |
| frame_metadata.viewport_size.width()) * scale_factor; |
| params.device_scale_factor = frame_metadata.device_scale_factor; |
| |
| return params; |
| } |
| |
| ui::GestureProvider::Config CreateGestureProviderConfig() { |
| ui::GestureProvider::Config config = ui::DefaultGestureProviderConfig(); |
| config.disable_click_delay = |
| CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableClickDelay); |
| return config; |
| } |
| |
| bool HasFixedPageScale(const cc::CompositorFrameMetadata& frame_metadata) { |
| return frame_metadata.min_page_scale_factor == |
| frame_metadata.max_page_scale_factor; |
| } |
| |
| bool HasMobileViewport(const cc::CompositorFrameMetadata& frame_metadata) { |
| float window_width_dip = |
| frame_metadata.page_scale_factor * frame_metadata.viewport_size.width(); |
| float content_width_css = frame_metadata.root_layer_size.width(); |
| return content_width_css <= window_width_dip + kMobileViewportWidthEpsilon; |
| } |
| |
| } // anonymous namespace |
| |
| RenderWidgetHostViewAndroid::LastFrameInfo::LastFrameInfo( |
| uint32 output_id, |
| scoped_ptr<cc::CompositorFrame> output_frame) |
| : output_surface_id(output_id), frame(output_frame.Pass()) {} |
| |
| RenderWidgetHostViewAndroid::LastFrameInfo::~LastFrameInfo() {} |
| |
| RenderWidgetHostViewAndroid::RenderWidgetHostViewAndroid( |
| RenderWidgetHostImpl* widget_host, |
| ContentViewCoreImpl* content_view_core) |
| : host_(widget_host), |
| needs_begin_frame_(false), |
| is_showing_(!widget_host->is_hidden()), |
| content_view_core_(NULL), |
| ime_adapter_android_(this), |
| cached_background_color_(SK_ColorWHITE), |
| last_output_surface_id_(kUndefinedOutputSurfaceId), |
| weak_ptr_factory_(this), |
| overscroll_effect_enabled_(!CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableOverscrollEdgeEffect)), |
| overscroll_effect_(OverscrollGlow::Create(overscroll_effect_enabled_)), |
| gesture_provider_(CreateGestureProviderConfig(), this), |
| gesture_text_selector_(this), |
| flush_input_requested_(false), |
| accelerated_surface_route_id_(0), |
| using_synchronous_compositor_(SynchronousCompositorImpl::FromID( |
| widget_host->GetProcess()->GetID(), |
| widget_host->GetRoutingID()) != NULL), |
| frame_evictor_(new DelegatedFrameEvictor(this)), |
| locks_on_frame_count_(0), |
| observing_root_window_(false) { |
| host_->SetView(this); |
| SetContentViewCore(content_view_core); |
| ImageTransportFactoryAndroid::AddObserver(this); |
| } |
| |
| RenderWidgetHostViewAndroid::~RenderWidgetHostViewAndroid() { |
| ImageTransportFactoryAndroid::RemoveObserver(this); |
| SetContentViewCore(NULL); |
| DCHECK(ack_callbacks_.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_SetNeedsBeginFrame, |
| OnSetNeedsBeginFrame) |
| IPC_MESSAGE_HANDLER(ViewHostMsg_SmartClipDataExtracted, |
| OnSmartClipDataExtracted) |
| 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::WasShown() { |
| if (!host_ || !host_->is_hidden()) |
| return; |
| |
| host_->WasShown(); |
| |
| if (content_view_core_ && !using_synchronous_compositor_) { |
| content_view_core_->GetWindowAndroid()->AddObserver(this); |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| observing_root_window_ = true; |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::WasHidden() { |
| RunAckCallbacks(); |
| |
| if (!host_ || host_->is_hidden()) |
| return; |
| |
| // Inform the renderer that we are being hidden so it can reduce its resource |
| // utilization. |
| host_->WasHidden(); |
| |
| if (content_view_core_ && !using_synchronous_compositor_) { |
| content_view_core_->GetWindowAndroid()->RemoveObserver(this); |
| observing_root_window_ = false; |
| } |
| } |
| |
| 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::GetScaledContentBitmap( |
| float scale, |
| SkBitmap::Config bitmap_config, |
| gfx::Rect src_subrect, |
| const base::Callback<void(bool, const SkBitmap&)>& result_callback) { |
| if (!IsSurfaceAvailableForCopy()) { |
| result_callback.Run(false, SkBitmap()); |
| 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, bitmap_config); |
| } |
| |
| bool RenderWidgetHostViewAndroid::HasValidFrame() const { |
| if (!content_view_core_) |
| return false; |
| if (!layer_) |
| return false; |
| |
| if (texture_size_in_layer_.IsEmpty()) |
| return false; |
| |
| if (!frame_evictor_->HasFrame()) |
| return false; |
| |
| return true; |
| } |
| |
| 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_effect_enabled_) |
| overscroll_effect_->Enable(); |
| } |
| |
| void RenderWidgetHostViewAndroid::Blur() { |
| host_->ExecuteEditCommand("Unselect", ""); |
| host_->SetInputMethodActive(false); |
| host_->Blur(); |
| overscroll_effect_->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_) |
| layer_->SetHideLayerAndSubtree(false); |
| |
| frame_evictor_->SetVisible(true); |
| WasShown(); |
| } |
| |
| void RenderWidgetHostViewAndroid::Hide() { |
| if (!is_showing_) |
| return; |
| |
| is_showing_ = false; |
| if (layer_ && locks_on_frame_count_ == 0) |
| layer_->SetHideLayerAndSubtree(true); |
| |
| frame_evictor_->SetVisible(false); |
| WasHidden(); |
| } |
| |
| 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_) |
| 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::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(); |
| } |
| |
| float RenderWidgetHostViewAndroid::GetOverdrawBottomHeight() const { |
| if (!content_view_core_) |
| return 0.f; |
| |
| return content_view_core_->GetOverdrawBottomHeightDip(); |
| } |
| |
| 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. |
| } |
| |
| long RenderWidgetHostViewAndroid::GetNativeImeAdapter() { |
| return reinterpret_cast<intptr_t>(&ime_adapter_android_); |
| } |
| |
| void RenderWidgetHostViewAndroid::TextInputStateChanged( |
| const ViewHostMsg_TextInputState_Params& params) { |
| // 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.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::OnSetNeedsBeginFrame(bool enabled) { |
| if (enabled == needs_begin_frame_) |
| return; |
| |
| TRACE_EVENT1("cc", "RenderWidgetHostViewAndroid::OnSetNeedsBeginFrame", |
| "enabled", enabled); |
| if (content_view_core_ && enabled) |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| |
| needs_begin_frame_ = enabled; |
| } |
| |
| 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 (!gesture_provider_.OnTouchEvent(event)) |
| return false; |
| |
| if (gesture_text_selector_.OnTouchEvent(event)) { |
| gesture_provider_.OnTouchEventAck(false); |
| return true; |
| } |
| |
| // Short-circuit touch forwarding if no touch handlers exist. |
| if (!host_->ShouldForwardTouchEvent()) { |
| const bool event_consumed = false; |
| gesture_provider_.OnTouchEventAck(event_consumed); |
| return true; |
| } |
| |
| SendTouchEvent(CreateWebTouchEventFromMotionEvent(event)); |
| return true; |
| } |
| |
| void RenderWidgetHostViewAndroid::ResetGestureDetection() { |
| const ui::MotionEvent* current_down_event = |
| gesture_provider_.GetCurrentDownEvent(); |
| if (!current_down_event) |
| return; |
| |
| scoped_ptr<ui::MotionEvent> cancel_event = current_down_event->Cancel(); |
| DCHECK(cancel_event); |
| OnTouchEvent(*cancel_event); |
| } |
| |
| 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::FocusedNodeChanged(bool is_editable_node) { |
| ime_adapter_android_.FocusedNodeChanged(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 (text.empty() || range.is_empty() || !content_view_core_) |
| return; |
| 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) { |
| if (content_view_core_) { |
| content_view_core_->OnSelectionBoundsChanged(params); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::ScrollOffsetChanged() { |
| } |
| |
| void RenderWidgetHostViewAndroid::SetBackgroundOpaque(bool opaque) { |
| RenderWidgetHostViewBase::SetBackgroundOpaque(opaque); |
| host_->SetBackgroundOpaque(opaque); |
| } |
| |
| void RenderWidgetHostViewAndroid::CopyFromCompositingSurface( |
| const gfx::Rect& src_subrect, |
| const gfx::Size& dst_size, |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| const SkBitmap::Config bitmap_config) { |
| if (!IsReadbackConfigSupported(bitmap_config)) { |
| callback.Run(false, SkBitmap()); |
| return; |
| } |
| base::TimeTicks start_time = base::TimeTicks::Now(); |
| if (!using_synchronous_compositor_ && !IsSurfaceAvailableForCopy()) { |
| callback.Run(false, SkBitmap()); |
| return; |
| } |
| const gfx::Display& display = |
| gfx::Screen::GetNativeScreen()->GetPrimaryDisplay(); |
| float device_scale_factor = display.device_scale_factor(); |
| gfx::Size dst_size_in_pixel = |
| ConvertRectToPixel(device_scale_factor, gfx::Rect(dst_size)).size(); |
| gfx::Rect src_subrect_in_pixel = |
| ConvertRectToPixel(device_scale_factor, src_subrect); |
| |
| if (using_synchronous_compositor_) { |
| SynchronousCopyContents(src_subrect_in_pixel, dst_size_in_pixel, callback, |
| bitmap_config); |
| 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_); |
| scoped_refptr<cc::DelegatedRendererLayer> delegated_layer = |
| cc::DelegatedRendererLayer::Create(frame_provider_); |
| delegated_layer->SetBounds(content_size_in_layer_); |
| delegated_layer->SetHideLayerAndSubtree(true); |
| delegated_layer->SetIsDrawable(true); |
| delegated_layer->SetContentsOpaque(true); |
| compositor->AttachLayerForReadback(delegated_layer); |
| |
| readback_layer = delegated_layer; |
| request = cc::CopyOutputRequest::CreateRequest( |
| base::Bind(&RenderWidgetHostViewAndroid:: |
| PrepareTextureCopyOutputResultForDelegatedReadback, |
| dst_size_in_pixel, |
| bitmap_config, |
| start_time, |
| readback_layer, |
| callback)); |
| 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& target_rect, const SkBitmap& zoomed_bitmap) { |
| if (!content_view_core_) |
| return; |
| |
| content_view_core_->ShowDisambiguationPopup(target_rect, 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); |
| RenderWidgetHostImpl::SendSwapCompositorFrameAck(host_->GetRoutingID(), |
| output_surface_id, |
| host_->GetProcess()->GetID(), |
| ack); |
| } |
| |
| void RenderWidgetHostViewAndroid::SendReturnedDelegatedResources( |
| uint32 output_surface_id) { |
| DCHECK(resource_collection_); |
| |
| cc::CompositorFrameAck ack; |
| resource_collection_->TakeUnusedResourcesForChildCompositor(&ack.resources); |
| DCHECK(!ack.resources.empty()); |
| |
| RenderWidgetHostImpl::SendReclaimCompositorResources( |
| host_->GetRoutingID(), |
| output_surface_id, |
| host_->GetProcess()->GetID(), |
| ack); |
| } |
| |
| void RenderWidgetHostViewAndroid::UnusedResourcesAreAvailable() { |
| if (ack_callbacks_.size()) |
| return; |
| SendReturnedDelegatedResources(last_output_surface_id_); |
| } |
| |
| void RenderWidgetHostViewAndroid::DestroyDelegatedContent() { |
| RemoveLayers(); |
| frame_provider_ = NULL; |
| layer_ = NULL; |
| } |
| |
| 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_ || |
| 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_.GetArea() > 0) |
| offset = frame_metadata.location_bar_content_translation; |
| offset.set_y(offset.y() + frame_metadata.overdraw_bottom_height); |
| offset.Scale(frame_metadata.device_scale_factor); |
| content_size_in_layer_ = |
| gfx::Size(texture_size_in_layer_.width() - offset.x(), |
| texture_size_in_layer_.height() - offset.y()); |
| |
| overscroll_effect_->UpdateDisplayParameters( |
| CreateOverscrollDisplayParameters(frame_metadata)); |
| } |
| |
| void RenderWidgetHostViewAndroid::InternalSwapCompositorFrame( |
| uint32 output_surface_id, |
| scoped_ptr<cc::CompositorFrame> frame) { |
| 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_ && 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()); |
| |
| OnFrameMetadataUpdated(frame->metadata); |
| } |
| |
| 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) { |
| // This is a subset of OnSwapCompositorFrame() used in the synchronous |
| // compositor flow. |
| OnFrameMetadataUpdated(frame_metadata); |
| ComputeContentsSize(frame_metadata); |
| |
| // DevTools ScreenCast support for Android WebView. |
| if (DevToolsAgentHost::HasFor(RenderViewHost::From(GetRenderWidgetHost()))) { |
| scoped_refptr<DevToolsAgentHost> dtah = |
| DevToolsAgentHost::GetOrCreateFor( |
| RenderViewHost::From(GetRenderWidgetHost())); |
| // Unblock the compositor. |
| BrowserThread::PostTask( |
| BrowserThread::UI, FROM_HERE, |
| base::Bind(&RenderViewDevToolsAgentHost::SynchronousSwapCompositorFrame, |
| static_cast<RenderViewDevToolsAgentHost*>(dtah.get()), |
| frame_metadata)); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::SetOverlayVideoMode(bool enabled) { |
| if (layer_) |
| layer_->SetContentsOpaque(!enabled); |
| } |
| |
| void RenderWidgetHostViewAndroid::SynchronousCopyContents( |
| const gfx::Rect& src_subrect_in_pixel, |
| const gfx::Size& dst_size_in_pixel, |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| const SkBitmap::Config config) { |
| SynchronousCompositor* compositor = |
| SynchronousCompositorImpl::FromID(host_->GetProcess()->GetID(), |
| host_->GetRoutingID()); |
| if (!compositor) { |
| callback.Run(false, SkBitmap()); |
| return; |
| } |
| |
| SkBitmap bitmap; |
| bitmap.setConfig(config, |
| dst_size_in_pixel.width(), |
| dst_size_in_pixel.height()); |
| bitmap.allocPixels(); |
| SkCanvas canvas(bitmap); |
| canvas.scale( |
| (float)dst_size_in_pixel.width() / (float)src_subrect_in_pixel.width(), |
| (float)dst_size_in_pixel.height() / (float)src_subrect_in_pixel.height()); |
| compositor->DemandDrawSw(&canvas); |
| callback.Run(true, bitmap); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnFrameMetadataUpdated( |
| const cc::CompositorFrameMetadata& frame_metadata) { |
| |
| // Disable double tap zoom for pages that have a width=device-width or |
| // narrower viewport (indicating that this is a mobile-optimized or responsive |
| // web design, so text will be legible without zooming). Also disable |
| // double tap and pinch for pages that prevent zooming in or out. |
| bool has_mobile_viewport = HasMobileViewport(frame_metadata); |
| bool has_fixed_page_scale = HasFixedPageScale(frame_metadata); |
| gesture_provider_.SetDoubleTapSupportForPageEnabled( |
| !has_fixed_page_scale && !has_mobile_viewport); |
| |
| if (!content_view_core_) |
| return; |
| // 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.viewport_size, |
| frame_metadata.location_bar_offset, |
| frame_metadata.location_bar_content_translation, |
| frame_metadata.overdraw_bottom_height); |
| #if defined(VIDEO_HOLE) |
| if (host_ && host_->IsRenderView()) { |
| RenderViewHostImpl* rvhi = static_cast<RenderViewHostImpl*>( |
| RenderViewHost::From(host_)); |
| rvhi->media_web_contents_observer()->OnFrameInfoUpdated(); |
| } |
| #endif // defined(VIDEO_HOLE) |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfaceInitialized(int host_id, |
| int route_id) { |
| accelerated_surface_route_id_ = route_id; |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfaceBuffersSwapped( |
| const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params, |
| int gpu_host_id) { |
| NOTREACHED() << "Need --composite-to-mailbox or --enable-delegated-renderer"; |
| } |
| |
| void RenderWidgetHostViewAndroid::AttachLayers() { |
| if (!content_view_core_) |
| return; |
| if (!layer_.get()) |
| return; |
| |
| content_view_core_->AttachLayer(layer_); |
| if (overscroll_effect_enabled_) |
| overscroll_effect_->Enable(); |
| layer_->SetHideLayerAndSubtree(!is_showing_); |
| } |
| |
| void RenderWidgetHostViewAndroid::RemoveLayers() { |
| if (!content_view_core_) |
| return; |
| if (!layer_.get()) |
| return; |
| |
| content_view_core_->RemoveLayer(layer_); |
| overscroll_effect_->Disable(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetNeedsAnimate() { |
| content_view_core_->GetWindowAndroid()->SetNeedsAnimate(); |
| } |
| |
| bool RenderWidgetHostViewAndroid::Animate(base::TimeTicks frame_time) { |
| return overscroll_effect_->Animate(frame_time); |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfacePostSubBuffer( |
| const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params, |
| int gpu_host_id) { |
| NOTREACHED(); |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfaceSuspend() { |
| NOTREACHED(); |
| } |
| |
| void RenderWidgetHostViewAndroid::AcceleratedSurfaceRelease() { |
| NOTREACHED(); |
| } |
| |
| void RenderWidgetHostViewAndroid::EvictDelegatedFrame() { |
| if (layer_.get()) |
| DestroyDelegatedContent(); |
| frame_evictor_->DiscardedFrame(); |
| } |
| |
| 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::NATIVE_TRANSPORT); |
| if (CompositorImpl::IsInitialized()) { |
| handle.parent_client_id = |
| ImageTransportFactoryAndroid::GetInstance()->GetChannelID(); |
| } |
| return handle; |
| } |
| |
| void RenderWidgetHostViewAndroid::ProcessAckedTouchEvent( |
| const TouchEventWithLatencyInfo& touch, InputEventAckState ack_result) { |
| const bool event_consumed = ack_result == INPUT_EVENT_ACK_STATE_CONSUMED; |
| gesture_provider_.OnTouchEventAck(event_consumed); |
| } |
| |
| void RenderWidgetHostViewAndroid::GestureEventAck( |
| const blink::WebGestureEvent& event, |
| InputEventAckState ack_result) { |
| if (content_view_core_) |
| content_view_core_->OnGestureEventAck(event, ack_result); |
| } |
| |
| InputEventAckState RenderWidgetHostViewAndroid::FilterInputEvent( |
| const blink::WebInputEvent& input_event) { |
| 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() { |
| if (flush_input_requested_ || !content_view_core_) |
| return; |
| TRACE_EVENT0("input", "RenderWidgetHostViewAndroid::OnSetNeedsFlushInput"); |
| flush_input_requested_ = true; |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| } |
| |
| void RenderWidgetHostViewAndroid::CreateBrowserAccessibilityManagerIfNeeded() { |
| if (!host_ || host_->accessibility_mode() != AccessibilityModeComplete) |
| return; |
| |
| if (!GetBrowserAccessibilityManager()) { |
| base::android::ScopedJavaLocalRef<jobject> obj; |
| if (content_view_core_) |
| obj = content_view_core_->GetJavaObject(); |
| SetBrowserAccessibilityManager( |
| new BrowserAccessibilityManagerAndroid( |
| obj, |
| BrowserAccessibilityManagerAndroid::GetEmptyDocument(), |
| host_)); |
| } |
| } |
| |
| 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::SendTouchEvent( |
| const blink::WebTouchEvent& event) { |
| if (host_) |
| host_->ForwardTouchEventWithLatencyInfo(event, CreateLatencyInfo(event)); |
| |
| // 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. |
| // TODO: Is this actually still needed? |
| if (content_view_core_ && observing_root_window_) { |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| } |
| } |
| |
| 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_effect_enabled_) |
| overscroll_effect_->Enable(); |
| |
| if (host_) |
| host_->ForwardGestureEventWithLatencyInfo(event, CreateLatencyInfo(event)); |
| } |
| |
| void RenderWidgetHostViewAndroid::MoveCaret(const gfx::Point& point) { |
| if (host_) |
| host_->MoveCaret(point); |
| } |
| |
| SkColor RenderWidgetHostViewAndroid::GetCachedBackgroundColor() const { |
| return cached_background_color_; |
| } |
| |
| void RenderWidgetHostViewAndroid::DidOverscroll( |
| const DidOverscrollParams& params) { |
| if (!content_view_core_ || !layer_ || !is_showing_) |
| return; |
| |
| const float device_scale_factor = content_view_core_->GetDpiScale(); |
| if (overscroll_effect_->OnOverscrolled( |
| content_view_core_->GetLayer(), |
| base::TimeTicks::Now(), |
| gfx::ScaleVector2d(params.accumulated_overscroll, |
| device_scale_factor), |
| gfx::ScaleVector2d(params.latest_overscroll_delta, |
| device_scale_factor), |
| gfx::ScaleVector2d(params.current_fling_velocity, |
| device_scale_factor))) { |
| SetNeedsAnimate(); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::DidStopFlinging() { |
| if (content_view_core_) |
| content_view_core_->DidStopFlinging(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SetContentViewCore( |
| ContentViewCoreImpl* content_view_core) { |
| RemoveLayers(); |
| if (observing_root_window_ && content_view_core_) { |
| content_view_core_->GetWindowAndroid()->RemoveObserver(this); |
| observing_root_window_ = false; |
| } |
| |
| bool resize = false; |
| if (content_view_core != content_view_core_) { |
| ReleaseLocksOnSurface(); |
| resize = true; |
| } |
| |
| content_view_core_ = content_view_core; |
| |
| if (GetBrowserAccessibilityManager()) { |
| base::android::ScopedJavaLocalRef<jobject> obj; |
| if (content_view_core_) |
| obj = content_view_core_->GetJavaObject(); |
| GetBrowserAccessibilityManager()->ToBrowserAccessibilityManagerAndroid()-> |
| SetContentViewCore(obj); |
| } |
| |
| AttachLayers(); |
| if (content_view_core_ && !using_synchronous_compositor_) { |
| content_view_core_->GetWindowAndroid()->AddObserver(this); |
| observing_root_window_ = true; |
| if (needs_begin_frame_) |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| } |
| |
| if (resize && content_view_core_) |
| WasResized(); |
| } |
| |
| void RenderWidgetHostViewAndroid::RunAckCallbacks() { |
| while (!ack_callbacks_.empty()) { |
| ack_callbacks_.front().Run(); |
| ack_callbacks_.pop(); |
| } |
| } |
| |
| void RenderWidgetHostViewAndroid::OnGestureEvent( |
| const ui::GestureEventData& gesture) { |
| if (gesture_text_selector_.OnGestureEvent(gesture)) |
| return; |
| |
| SendGestureEvent(CreateWebGestureEventFromGestureEventData(gesture)); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnCompositingDidCommit() { |
| RunAckCallbacks(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnDetachCompositor() { |
| DCHECK(content_view_core_); |
| DCHECK(!using_synchronous_compositor_); |
| RunAckCallbacks(); |
| } |
| |
| void RenderWidgetHostViewAndroid::OnVSync(base::TimeTicks frame_time, |
| base::TimeDelta vsync_period) { |
| TRACE_EVENT0("cc", "RenderWidgetHostViewAndroid::OnVSync"); |
| if (!host_) |
| return; |
| |
| if (flush_input_requested_) { |
| flush_input_requested_ = false; |
| host_->FlushInput(); |
| } |
| |
| TRACE_EVENT0("cc", "RenderWidgetHostViewAndroid::SendBeginFrame"); |
| base::TimeTicks display_time = frame_time + vsync_period; |
| |
| // TODO(brianderson): Use adaptive draw-time estimation. |
| base::TimeDelta estimated_browser_composite_time = |
| base::TimeDelta::FromMicroseconds( |
| (1.0f * base::Time::kMicrosecondsPerSecond) / (3.0f * 60)); |
| |
| base::TimeTicks deadline = display_time - estimated_browser_composite_time; |
| |
| host_->Send(new ViewMsg_BeginFrame( |
| host_->GetRoutingID(), |
| cc::BeginFrameArgs::Create(frame_time, deadline, vsync_period))); |
| |
| if (needs_begin_frame_) |
| content_view_core_->GetWindowAndroid()->RequestVSyncUpdate(); |
| } |
| |
| 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()); |
| } |
| |
| // static |
| void |
| RenderWidgetHostViewAndroid::PrepareTextureCopyOutputResultForDelegatedReadback( |
| const gfx::Size& dst_size_in_pixel, |
| const SkBitmap::Config config, |
| const base::TimeTicks& start_time, |
| scoped_refptr<cc::Layer> readback_layer, |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| scoped_ptr<cc::CopyOutputResult> result) { |
| readback_layer->RemoveFromParent(); |
| PrepareTextureCopyOutputResult( |
| dst_size_in_pixel, config, start_time, callback, result.Pass()); |
| } |
| |
| // static |
| void RenderWidgetHostViewAndroid::PrepareTextureCopyOutputResult( |
| const gfx::Size& dst_size_in_pixel, |
| const SkBitmap::Config bitmap_config, |
| const base::TimeTicks& start_time, |
| const base::Callback<void(bool, const SkBitmap&)>& callback, |
| scoped_ptr<cc::CopyOutputResult> result) { |
| base::ScopedClosureRunner scoped_callback_runner( |
| base::Bind(callback, false, SkBitmap())); |
| |
| if (!result->HasTexture() || result->IsEmpty() || result->size().IsEmpty()) |
| return; |
| |
| scoped_ptr<SkBitmap> bitmap(new SkBitmap); |
| bitmap->setConfig(bitmap_config, |
| dst_size_in_pixel.width(), |
| dst_size_in_pixel.height(), |
| 0, kOpaque_SkAlphaType); |
| if (!bitmap->allocPixels()) |
| return; |
| |
| ImageTransportFactoryAndroid* factory = |
| ImageTransportFactoryAndroid::GetInstance(); |
| GLHelper* gl_helper = factory->GetGLHelper(); |
| |
| if (!gl_helper) |
| 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()), |
| dst_size_in_pixel, |
| pixels, |
| bitmap_config, |
| base::Bind(&CopyFromCompositingSurfaceFinished, |
| callback, |
| base::Passed(&release_callback), |
| base::Passed(&bitmap), |
| start_time, |
| base::Passed(&bitmap_pixels_lock)), |
| GLHelper::SCALER_QUALITY_GOOD); |
| } |
| |
| bool RenderWidgetHostViewAndroid::IsReadbackConfigSupported( |
| SkBitmap::Config bitmap_config) { |
| ImageTransportFactoryAndroid* factory = |
| ImageTransportFactoryAndroid::GetInstance(); |
| GLHelper* gl_helper = factory->GetGLHelper(); |
| if (!gl_helper) |
| return false; |
| return gl_helper->IsReadbackConfigSupported(bitmap_config); |
| } |
| |
| SkBitmap::Config 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::android::SysUtils::IsLowEndDevice()) { |
| if (IsReadbackConfigSupported(SkBitmap::kRGB_565_Config)) |
| return SkBitmap::kRGB_565_Config; |
| } |
| return SkBitmap::kARGB_8888_Config; |
| } |
| |
| void RenderWidgetHostViewAndroid::ShowSelectionHandlesAutomatically() { |
| if (content_view_core_) |
| content_view_core_->ShowSelectionHandlesAutomatically(); |
| } |
| |
| void RenderWidgetHostViewAndroid::SelectRange( |
| float x1, float y1, float x2, float y2) { |
| if (content_view_core_) |
| static_cast<WebContentsImpl*>(content_view_core_->GetWebContents())-> |
| SelectRange(gfx::Point(x1, y1), gfx::Point(x2, y2)); |
| } |
| |
| void RenderWidgetHostViewAndroid::Unselect() { |
| if (content_view_core_) |
| content_view_core_->GetWebContents()->Unselect(); |
| } |
| |
| void RenderWidgetHostViewAndroid::LongPress( |
| base::TimeTicks time, float x, float y) { |
| 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(); |
| gfx::DeviceDisplayInfo info; |
| results->depth = info.GetBitsPerPixel(); |
| results->depthPerComponent = info.GetBitsPerComponent(); |
| results->isMonochrome = (results->depthPerComponent == 0); |
| } |
| |
| } // namespace content |