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d86eedd1aa
This CL contains enough plumbing for Sky to render content to the screen using Ganesh in SkyShell. We're still missing the ability to load data off the network. R=eseidel@chromium.org, ojan@chromium.org Review URL: https://codereview.chromium.org/936883002
85 lines
2.6 KiB
C++
85 lines
2.6 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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#include "sky/shell/ui/engine.h"
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#include "base/bind.h"
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#include "sky/engine/public/web/Sky.h"
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#include "sky/engine/public/web/WebLocalFrame.h"
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#include "sky/engine/public/web/WebView.h"
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#include "sky/shell/ui/animator.h"
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#include "sky/shell/ui/platform_impl.h"
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#include "third_party/skia/include/core/SkCanvas.h"
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#include "third_party/skia/include/core/SkPictureRecorder.h"
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namespace sky {
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namespace shell {
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Engine::Engine(const Config& config)
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: animator_(new Animator(config, this)),
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web_view_(nullptr),
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weak_factory_(this) {
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}
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Engine::~Engine() {
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if (web_view_)
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web_view_->close();
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}
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base::WeakPtr<Engine> Engine::GetWeakPtr() {
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return weak_factory_.GetWeakPtr();
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}
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void Engine::Init(mojo::ScopedMessagePipeHandle service_provider) {
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platform_impl_.reset(new PlatformImpl(
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mojo::MakeProxy<mojo::ServiceProvider>(service_provider.Pass())));
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blink::initialize(platform_impl_.get());
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web_view_ = blink::WebView::create(this);
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web_view_->setMainFrame(blink::WebLocalFrame::create(this));
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web_view_->mainFrame()->load(
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GURL("http://127.0.0.1:8000/sky/examples/spinning-square.sky"));
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}
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void Engine::BeginFrame(base::TimeTicks frame_time) {
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double frame_time_sec = (frame_time - base::TimeTicks()).InSecondsF();
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double deadline_sec = frame_time_sec;
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double interval_sec = 1.0 / 60;
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blink::WebBeginFrameArgs args(frame_time_sec, deadline_sec, interval_sec);
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web_view_->beginFrame(args);
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web_view_->layout();
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}
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skia::RefPtr<SkPicture> Engine::Paint() {
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SkRTreeFactory factory;
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SkPictureRecorder recorder;
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auto canvas = skia::SharePtr(recorder.beginRecording(
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physical_size_.width(), physical_size_.height(), &factory,
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SkPictureRecorder::kComputeSaveLayerInfo_RecordFlag));
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web_view_->paint(canvas.get(), blink::WebRect(gfx::Rect(physical_size_)));
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return skia::AdoptRef(recorder.endRecordingAsPicture());
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}
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void Engine::OnViewportMetricsChanged(const gfx::Size& physical_size,
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float device_pixel_ratio) {
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physical_size_ = physical_size;
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web_view_->setDeviceScaleFactor(device_pixel_ratio);
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gfx::SizeF size = gfx::ScaleSize(physical_size, 1 / device_pixel_ratio);
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// FIXME: We should be able to set the size of the WebView in floating point
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// because its in logical pixels.
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web_view_->resize(blink::WebSize(size.width(), size.height()));
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}
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void Engine::initializeLayerTreeView() {
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}
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void Engine::scheduleVisualUpdate() {
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animator_->RequestFrame();
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}
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} // namespace shell
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} // namespace sky
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