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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/macros.h" | |
| 6 #include "mojo/application/application_runner_chromium.h" | |
| 7 #include "mojo/public/c/system/main.h" | |
| 8 #include "mojo/public/cpp/application/application_connection.h" | |
| 9 #include "mojo/public/cpp/application/application_delegate.h" | |
| 10 #include "mojo/public/cpp/application/application_impl.h" | |
| 11 #include "mojo/services/view_manager/public/cpp/view.h" | |
| 12 #include "mojo/services/view_manager/public/cpp/view_manager.h" | |
| 13 #include "mojo/services/view_manager/public/cpp/view_manager_client_factory.h" | |
| 14 #include "mojo/services/view_manager/public/cpp/view_manager_delegate.h" | |
| 15 #include "services/sky/compositor/layer.h" | |
| 16 #include "services/sky/compositor/layer_host.h" | |
| 17 #include "services/sky/compositor/rasterizer_ganesh.h" | |
| 18 #include "third_party/skia/include/core/SkCanvas.h" | |
| 19 | |
| 20 namespace examples { | |
| 21 namespace { | |
| 22 | |
| 23 gfx::Size ToSize(const mojo::Rect& rect) { | |
| 24 return gfx::Size(rect.width, rect.height); | |
| 25 } | |
| 26 | |
| 27 int RadiusAt(base::TimeDelta delta) { | |
| 28 return 50 + (delta.InMilliseconds() % 6000) * 100 / 6000; | |
| 29 } | |
| 30 } | |
| 31 | |
| 32 class SkyCompositorApp : public mojo::ApplicationDelegate, | |
| 33 public mojo::ViewManagerDelegate, | |
| 34 public sky::LayerClient, | |
| 35 public sky::LayerHostClient { | |
| 36 public: | |
| 37 SkyCompositorApp() : shell_(nullptr), view_(nullptr) {} | |
| 38 ~SkyCompositorApp() override {} | |
| 39 | |
| 40 void Initialize(mojo::ApplicationImpl* app) override { | |
| 41 shell_ = app->shell(); | |
| 42 view_manager_client_factory_.reset( | |
| 43 new mojo::ViewManagerClientFactory(app->shell(), this)); | |
| 44 } | |
| 45 | |
| 46 bool ConfigureIncomingConnection( | |
| 47 mojo::ApplicationConnection* connection) override { | |
| 48 connection->AddService(view_manager_client_factory_.get()); | |
| 49 return true; | |
| 50 } | |
| 51 | |
| 52 void OnEmbed(mojo::View* root, | |
| 53 mojo::InterfaceRequest<mojo::ServiceProvider> services, | |
| 54 mojo::ServiceProviderPtr exposed_services) override { | |
| 55 view_ = root; | |
| 56 base_time_ = base::TimeTicks::Now(); | |
| 57 | |
| 58 layer_host_.reset(new sky::LayerHost(this)); | |
| 59 root_layer_ = make_scoped_refptr(new sky::Layer(this)); | |
| 60 root_layer_->set_rasterizer( | |
| 61 make_scoped_ptr(new sky::RasterizerGanesh(layer_host_.get()))); | |
| 62 layer_host_->SetRootLayer(root_layer_); | |
| 63 layer_host_->SetNeedsAnimate(); | |
| 64 } | |
| 65 | |
| 66 void OnViewManagerDisconnected(mojo::ViewManager* view_manager) override { | |
| 67 mojo::ApplicationImpl::Terminate(); | |
| 68 } | |
| 69 | |
| 70 private: | |
| 71 // sky::LayerHostClient | |
| 72 mojo::Shell* GetShell() override { return shell_; } | |
| 73 | |
| 74 void BeginFrame(base::TimeTicks frame_time) override { | |
| 75 root_layer_->SetSize(ToSize(view_->bounds())); | |
| 76 layer_host_->SetNeedsAnimate(); | |
| 77 } | |
| 78 | |
| 79 void OnSurfaceIdAvailable(mojo::SurfaceIdPtr surface_id) override { | |
| 80 view_->SetSurfaceId(surface_id.Pass()); | |
| 81 } | |
| 82 | |
| 83 // sky::LayerClient | |
| 84 void PaintContents(SkCanvas* canvas, const gfx::Rect& clip) override { | |
| 85 base::TimeTicks frame_time = base::TimeTicks::Now(); | |
| 86 printf("Frame delta: %f\n", | |
| 87 (frame_time - last_frame_time_).InMillisecondsF()); | |
| 88 last_frame_time_ = frame_time; | |
| 89 | |
| 90 canvas->clear(SK_ColorGREEN); | |
| 91 SkPaint paint; | |
| 92 paint.setColor(SK_ColorBLUE); | |
| 93 paint.setFlags(SkPaint::kAntiAlias_Flag); | |
| 94 canvas->drawCircle(50, 100, RadiusAt(frame_time - base_time_), paint); | |
| 95 } | |
| 96 | |
| 97 mojo::Shell* shell_; | |
| 98 scoped_ptr<mojo::ViewManagerClientFactory> view_manager_client_factory_; | |
| 99 mojo::View* view_; | |
| 100 | |
| 101 scoped_ptr<sky::LayerHost> layer_host_; | |
| 102 scoped_refptr<sky::Layer> root_layer_; | |
| 103 | |
| 104 base::TimeTicks base_time_; | |
| 105 base::TimeTicks last_frame_time_; | |
| 106 | |
| 107 DISALLOW_COPY_AND_ASSIGN(SkyCompositorApp); | |
| 108 }; | |
| 109 | |
| 110 } // namespace examples | |
| 111 | |
| 112 MojoResult MojoMain(MojoHandle handle) { | |
| 113 mojo::ApplicationRunnerChromium runner(new examples::SkyCompositorApp); | |
| 114 return runner.Run(handle); | |
| 115 } | |
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