Bye bye Mandoline

components/html_viewer/web_layer_tree_view_impl.h

-// Copyright 2014 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.
-
-#ifndef COMPONENTS_HTML_VIEWER_WEB_LAYER_TREE_VIEW_IMPL_H_
-#define COMPONENTS_HTML_VIEWER_WEB_LAYER_TREE_VIEW_IMPL_H_
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/single_thread_task_runner.h"
-#include "cc/trees/layer_tree_host_client.h"
-#include "components/mus/public/cpp/output_surface.h"
-#include "components/mus/public/interfaces/gpu.mojom.h"
-#include "third_party/WebKit/public/platform/WebLayerTreeView.h"
-
-namespace base {
-class SingleThreadTaskRunner;
-}
-
-namespace blink {
-class WebWidget;
-}
-
-namespace cc {
-class LayerTreeHost;
-class TaskGraphRunner;
-}
-
-namespace gpu {
-class GpuMemoryBufferManager;
-}
-
-namespace html_viewer {
-
-class WebLayerTreeViewImpl : public blink::WebLayerTreeView,
-                             public cc::LayerTreeHostClient {
- public:
-  WebLayerTreeViewImpl(
-      scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner,
-      gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
-      cc::TaskGraphRunner* task_graph_runner);
-  ~WebLayerTreeViewImpl() override;
-
-  void Initialize(mus::mojom::GpuPtr gpu_service,
-                  mus::Window* window,
-                  blink::WebWidget* widget);
-
-  // cc::LayerTreeHostClient implementation.
-  void WillBeginMainFrame() override;
-  void DidBeginMainFrame() override;
-  void BeginMainFrame(const cc::BeginFrameArgs& args) override;
-  void BeginMainFrameNotExpectedSoon() override;
-  void UpdateLayerTreeHost() override;
-  void ApplyViewportDeltas(const gfx::Vector2dF& inner_delta,
-                           const gfx::Vector2dF& outer_delta,
-                           const gfx::Vector2dF& elastic_overscroll_delta,
-                           float page_scale,
-                           float top_controls_delta) override;
-  void RequestNewOutputSurface() override;
-  void DidFailToInitializeOutputSurface() override;
-  void DidInitializeOutputSurface() override;
-  void WillCommit() override;
-  void DidCommit() override;
-  void DidCommitAndDrawFrame() override;
-  void DidCompleteSwapBuffers() override;
-  void DidCompletePageScaleAnimation() override {}
-  void RecordFrameTimingEvents(
-      scoped_ptr<cc::FrameTimingTracker::CompositeTimingSet> composite_events,
-      scoped_ptr<cc::FrameTimingTracker::MainFrameTimingSet> main_frame_events)
-      override {}
-
-  // blink::WebLayerTreeView implementation.
-  void setRootLayer(const blink::WebLayer& layer) override;
-  void clearRootLayer() override;
-  void setViewportSize(const blink::WebSize& device_viewport_size) override;
-  void setDeviceScaleFactor(float) override;
-  virtual float deviceScaleFactor() const;
-  void setBackgroundColor(blink::WebColor color) override;
-  void setHasTransparentBackground(bool has_transparent_background) override;
-  void setVisible(bool visible) override;
-  void setPageScaleFactorAndLimits(float page_scale_factor,
-                                   float minimum,
-                                   float maximum) override;
-  void startPageScaleAnimation(const blink::WebPoint& destination,
-                               bool use_anchor,
-                               float new_page_scale,
-                               double duration_sec) override;
-  void heuristicsForGpuRasterizationUpdated(bool matches_heuristic) override {}
-  void setNeedsAnimate() override;
-  void didStopFlinging() override {}
-  void compositeAndReadbackAsync(
-      blink::WebCompositeAndReadbackAsyncCallback* callback) override {}
-  void setDeferCommits(bool defer_commits) override {}
-  void registerForAnimations(blink::WebLayer* layer) override;
-  void registerViewportLayers(
-      const blink::WebLayer* overscrollElasticityLayer,
-      const blink::WebLayer* pageScaleLayerLayer,
-      const blink::WebLayer* innerViewportScrollLayer,
-      const blink::WebLayer* outerViewportScrollLayer) override;
-  void clearViewportLayers() override;
-  void registerSelection(const blink::WebSelection& selection) override {}
-  void clearSelection() override {}
-  void setShowFPSCounter(bool) override {}
-  void setShowPaintRects(bool) override {}
-  void setShowDebugBorders(bool) override {}
-  void setShowScrollBottleneckRects(bool) override {}
-
- private:
-  // widget_ and window_ will outlive us.
-  blink::WebWidget* widget_;
-  mus::Window* window_;
-  scoped_ptr<cc::LayerTreeHost> layer_tree_host_;
-  scoped_ptr<cc::OutputSurface> output_surface_;
-  scoped_refptr<base::SingleThreadTaskRunner>
-      main_thread_compositor_task_runner_;
-  base::WeakPtr<WebLayerTreeViewImpl> main_thread_bound_weak_ptr_;
-
-  base::WeakPtrFactory<WebLayerTreeViewImpl> weak_factory_;
-  DISALLOW_COPY_AND_ASSIGN(WebLayerTreeViewImpl);
-};
-
-}  // namespace html_viewer
-
-#endif  // COMPONENTS_HTML_VIEWER_WEB_LAYER_TREE_VIEW_IMPL_H_