9f44d53d88
We still don't quite handle multitouch correctly, but single touches work now. R=eseidel@chromium.org Review URL: https://codereview.chromium.org/932283002
77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef SKY_SHELL_UI_ENGINE_H_
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#define SKY_SHELL_UI_ENGINE_H_
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#include "base/macros.h"
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#include "base/memory/scoped_ptr.h"
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#include "base/memory/weak_ptr.h"
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#include "base/single_thread_task_runner.h"
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#include "mojo/public/cpp/bindings/binding.h"
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#include "mojo/public/cpp/system/core.h"
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#include "skia/ext/refptr.h"
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#include "sky/engine/public/web/WebFrameClient.h"
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#include "sky/engine/public/web/WebViewClient.h"
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#include "sky/shell/gpu_delegate.h"
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#include "sky/shell/ui_delegate.h"
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#include "third_party/skia/include/core/SkPicture.h"
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#include "ui/gfx/geometry/size.h"
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namespace sky {
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namespace shell {
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class Animator;
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class PlatformImpl;
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class Engine : public UIDelegate,
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public ViewportObserver,
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public blink::WebFrameClient,
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public blink::WebViewClient {
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public:
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struct Config {
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base::WeakPtr<GPUDelegate> gpu_delegate;
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scoped_refptr<base::SingleThreadTaskRunner> gpu_task_runner;
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};
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explicit Engine(const Config& config);
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~Engine() override;
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base::WeakPtr<Engine> GetWeakPtr();
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void Init(mojo::ScopedMessagePipeHandle service_provider);
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void BeginFrame(base::TimeTicks frame_time);
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skia::RefPtr<SkPicture> Paint();
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private:
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// UIDelegate methods:
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void ConnectToViewportObserver(
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mojo::InterfaceRequest<ViewportObserver> request) override;
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// ViewportObserver:
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void OnViewportMetricsChanged(int width, int height,
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float device_pixel_ratio) override;
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void OnInputEvent(InputEventPtr event) override;
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// WebViewClient methods:
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void initializeLayerTreeView() override;
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void scheduleVisualUpdate() override;
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scoped_ptr<PlatformImpl> platform_impl_;
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scoped_ptr<Animator> animator_;
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blink::WebView* web_view_;
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float device_pixel_ratio_;
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gfx::Size physical_size_;
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mojo::Binding<ViewportObserver> viewport_observer_binding_;
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base::WeakPtrFactory<Engine> weak_factory_;
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DISALLOW_COPY_AND_ASSIGN(Engine);
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};
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} // namespace shell
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} // namespace sky
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#endif // SKY_SHELL_UI_ENGINE_H_
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