262 lines
8.9 KiB
Objective-C
262 lines
8.9 KiB
Objective-C
// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_OSR_OSR_RENDER_WIDGET_HOST_VIEW_H_
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#define ATOM_BROWSER_OSR_OSR_RENDER_WIDGET_HOST_VIEW_H_
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#include <string>
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#include <vector>
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#if defined(OS_WIN)
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#include <windows.h>
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#endif
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#include "atom/browser/native_window.h"
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#include "atom/browser/native_window_observer.h"
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#include "atom/browser/osr/osr_output_device.h"
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#include "base/process/kill.h"
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#include "base/threading/thread.h"
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#include "base/time/time.h"
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#include "cc/output/compositor_frame.h"
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#include "cc/scheduler/begin_frame_source.h"
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#include "content/browser/renderer_host/delegated_frame_host.h"
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#include "content/browser/renderer_host/render_widget_host_impl.h"
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#include "content/browser/renderer_host/render_widget_host_view_base.h"
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#include "content/browser/renderer_host/resize_lock.h"
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#include "third_party/WebKit/public/platform/WebVector.h"
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#include "ui/base/ime/text_input_client.h"
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#include "ui/compositor/compositor.h"
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#include "ui/compositor/layer_delegate.h"
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#include "ui/compositor/layer_owner.h"
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#include "ui/gfx/geometry/point.h"
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#if defined(OS_WIN)
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#include "ui/gfx/win/window_impl.h"
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#endif
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#if defined(OS_MACOSX)
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#include "content/browser/renderer_host/browser_compositor_view_mac.h"
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#endif
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#if defined(OS_MACOSX)
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#ifdef __OBJC__
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@class CALayer;
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@class NSWindow;
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#else
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class CALayer;
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class NSWindow;
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#endif
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#endif
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namespace atom {
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class AtomCopyFrameGenerator;
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class AtomBeginFrameTimer;
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#if defined(OS_MACOSX)
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class MacHelper;
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#endif
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class OffScreenRenderWidgetHostView
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: public content::RenderWidgetHostViewBase,
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public ui::CompositorDelegate,
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#if !defined(OS_MACOSX)
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public content::DelegatedFrameHostClient,
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#endif
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public NativeWindowObserver {
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public:
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OffScreenRenderWidgetHostView(bool transparent,
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const OnPaintCallback& callback,
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content::RenderWidgetHost* render_widget_host,
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NativeWindow* native_window);
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~OffScreenRenderWidgetHostView() override;
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// content::RenderWidgetHostView:
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bool OnMessageReceived(const IPC::Message&) override;
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void InitAsChild(gfx::NativeView) override;
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content::RenderWidgetHost* GetRenderWidgetHost(void) const override;
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void SetSize(const gfx::Size &) override;
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void SetBounds(const gfx::Rect &) override;
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gfx::Vector2dF GetLastScrollOffset(void) const override;
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gfx::NativeView GetNativeView(void) const override;
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gfx::NativeViewAccessible GetNativeViewAccessible(void) override;
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ui::TextInputClient* GetTextInputClient() override;
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void Focus(void) override;
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bool HasFocus(void) const override;
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bool IsSurfaceAvailableForCopy(void) const override;
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void Show(void) override;
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void Hide(void) override;
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bool IsShowing(void) override;
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gfx::Rect GetViewBounds(void) const override;
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gfx::Size GetVisibleViewportSize() const override;
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void SetInsets(const gfx::Insets&) override;
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void SetBackgroundColor(SkColor color) override;
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bool LockMouse(void) override;
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void UnlockMouse(void) override;
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void SetNeedsBeginFrames(bool needs_begin_frames) override;
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#if defined(OS_MACOSX)
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ui::AcceleratedWidgetMac* GetAcceleratedWidgetMac() const override;
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void SetActive(bool active) override;
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void ShowDefinitionForSelection() override;
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bool SupportsSpeech() const override;
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void SpeakSelection() override;
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bool IsSpeaking() const override;
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void StopSpeaking() override;
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#endif // defined(OS_MACOSX)
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// content::RenderWidgetHostViewBase:
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void OnSwapCompositorFrame(uint32_t, cc::CompositorFrame)
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override;
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void ClearCompositorFrame(void) override;
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void InitAsPopup(content::RenderWidgetHostView *rwhv, const gfx::Rect& rect)
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override;
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void InitAsFullscreen(content::RenderWidgetHostView *) override;
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void UpdateCursor(const content::WebCursor &) override;
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void SetIsLoading(bool is_loading) override;
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void TextInputStateChanged(const content::TextInputState& params) override;
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void ImeCancelComposition(void) override;
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void RenderProcessGone(base::TerminationStatus, int) override;
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void Destroy(void) override;
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void SetTooltipText(const base::string16 &) override;
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#if defined(OS_MACOSX)
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void SelectionChanged(const base::string16& text,
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size_t offset,
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const gfx::Range& range) override;
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#endif
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void SelectionBoundsChanged(const ViewHostMsg_SelectionBounds_Params &)
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override;
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void CopyFromCompositingSurface(const gfx::Rect &,
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const gfx::Size &,
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const content::ReadbackRequestCallback &,
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const SkColorType) override;
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void CopyFromCompositingSurfaceToVideoFrame(
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const gfx::Rect &,
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const scoped_refptr<media::VideoFrame> &,
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const base::Callback<void(const gfx::Rect &, bool),
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base::internal::CopyMode::Copyable> &) override;
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bool CanCopyToVideoFrame(void) const override;
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void BeginFrameSubscription(
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std::unique_ptr<content::RenderWidgetHostViewFrameSubscriber>) override;
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void EndFrameSubscription() override;
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bool HasAcceleratedSurface(const gfx::Size &) override;
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gfx::Rect GetBoundsInRootWindow(void) override;
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void LockCompositingSurface(void) override;
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void UnlockCompositingSurface(void) override;
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void ImeCompositionRangeChanged(
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const gfx::Range &, const std::vector<gfx::Rect>&) override;
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gfx::Size GetPhysicalBackingSize() const override;
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gfx::Size GetRequestedRendererSize() const override;
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#if !defined(OS_MACOSX)
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// content::DelegatedFrameHostClient:
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int DelegatedFrameHostGetGpuMemoryBufferClientId(void) const;
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ui::Layer *DelegatedFrameHostGetLayer(void) const override;
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bool DelegatedFrameHostIsVisible(void) const override;
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SkColor DelegatedFrameHostGetGutterColor(SkColor) const override;
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gfx::Size DelegatedFrameHostDesiredSizeInDIP(void) const override;
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bool DelegatedFrameCanCreateResizeLock(void) const override;
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std::unique_ptr<content::ResizeLock> DelegatedFrameHostCreateResizeLock(
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bool defer_compositor_lock) override;
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void DelegatedFrameHostResizeLockWasReleased(void) override;
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void DelegatedFrameHostSendReclaimCompositorResources(
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int output_surface_id,
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bool is_swap_ack,
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const cc::ReturnedResourceArray& resources) override;
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void DelegatedFrameHostOnLostCompositorResources(void) override;
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void DelegatedFrameHostUpdateVSyncParameters(
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const base::TimeTicks &, const base::TimeDelta &) override;
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void SetBeginFrameSource(cc::BeginFrameSource* source) override;
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#endif // !defined(OS_MACOSX)
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// ui::CompositorDelegate:
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std::unique_ptr<cc::SoftwareOutputDevice> CreateSoftwareOutputDevice(
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ui::Compositor* compositor) override;
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bool InstallTransparency();
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bool IsAutoResizeEnabled() const;
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void OnSetNeedsBeginFrames(bool enabled);
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// NativeWindowObserver:
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void OnWindowResize() override;
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void OnWindowClosed() override;
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void OnBeginFrameTimerTick();
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void SendBeginFrame(base::TimeTicks frame_time,
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base::TimeDelta vsync_period);
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#if defined(OS_MACOSX)
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void CreatePlatformWidget();
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void DestroyPlatformWidget();
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#endif
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void OnPaint(const gfx::Rect& damage_rect, const SkBitmap& bitmap);
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void SetPainting(bool painting);
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bool IsPainting() const;
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void SetFrameRate(int frame_rate);
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int GetFrameRate() const;
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ui::Compositor* GetCompositor() const;
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ui::Layer* GetRootLayer() const;
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content::DelegatedFrameHost* GetDelegatedFrameHost() const;
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void Invalidate();
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content::RenderWidgetHostImpl* render_widget_host() const
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{ return render_widget_host_; }
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NativeWindow* window() const { return native_window_; }
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gfx::Size size() const { return size_; }
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float scale_factor() const { return scale_factor_; }
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private:
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void SetupFrameRate(bool force);
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void ResizeRootLayer();
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// Weak ptrs.
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content::RenderWidgetHostImpl* render_widget_host_;
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NativeWindow* native_window_;
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OffScreenOutputDevice* software_output_device_;
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const bool transparent_;
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OnPaintCallback callback_;
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int frame_rate_;
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int frame_rate_threshold_ms_;
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base::Time last_time_;
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float scale_factor_;
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bool is_showing_;
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gfx::Vector2dF last_scroll_offset_;
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gfx::Size size_;
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bool painting_;
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std::unique_ptr<ui::Layer> root_layer_;
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std::unique_ptr<ui::Compositor> compositor_;
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std::unique_ptr<content::DelegatedFrameHost> delegated_frame_host_;
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std::unique_ptr<AtomCopyFrameGenerator> copy_frame_generator_;
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std::unique_ptr<AtomBeginFrameTimer> begin_frame_timer_;
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#if defined(OS_MACOSX)
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CALayer* background_layer_;
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std::unique_ptr<content::BrowserCompositorMac> browser_compositor_;
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// Can not be managed by smart pointer because its header can not be included
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// in the file that has the destructor.
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MacHelper* mac_helper_;
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// Selected text on the renderer.
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std::string selected_text_;
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#endif
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base::WeakPtrFactory<OffScreenRenderWidgetHostView> weak_ptr_factory_;
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DISALLOW_COPY_AND_ASSIGN(OffScreenRenderWidgetHostView);
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};
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} // namespace atom
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#endif // ATOM_BROWSER_OSR_OSR_RENDER_WIDGET_HOST_VIEW_H_
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