// 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. #include "mojo/examples/surfaces_app/child_impl.h" #include "base/bind.h" #include "cc/output/compositor_frame.h" #include "cc/output/delegated_frame_data.h" #include "cc/quads/render_pass.h" #include "cc/quads/solid_color_draw_quad.h" #include "mojo/examples/surfaces_app/surfaces_util.h" #include "mojo/public/cpp/application/application_connection.h" #include "mojo/services/public/cpp/geometry/geometry_type_converters.h" #include "mojo/services/public/cpp/surfaces/surfaces_type_converters.h" #include "mojo/services/public/interfaces/surfaces/surface_id.mojom.h" #include "mojo/services/public/interfaces/surfaces/surfaces.mojom.h" #include "ui/gfx/rect.h" #include "ui/gfx/transform.h" namespace mojo { namespace examples { using cc::RenderPass; using cc::RenderPassId; using cc::DrawQuad; using cc::SolidColorDrawQuad; using cc::DelegatedFrameData; using cc::CompositorFrame; ChildImpl::ChildImpl(ApplicationConnection* surfaces_service_connection) : weak_factory_(this) { surfaces_service_connection->ConnectToService(&surfaces_service_); surfaces_service_->CreateSurfaceConnection(base::Bind( &ChildImpl::SurfaceConnectionCreated, weak_factory_.GetWeakPtr())); } ChildImpl::~ChildImpl() { if (surface_) surface_->DestroySurface(mojo::SurfaceId::From(id_)); } void ChildImpl::ProduceFrame( ColorPtr color, SizePtr size, const mojo::Callback<void(SurfaceIdPtr id)>& callback) { color_ = color.To<SkColor>(); size_ = size.To<gfx::Size>(); produce_callback_ = callback; if (allocator_) Draw(); } void ChildImpl::SurfaceConnectionCreated(SurfacePtr surface, uint32_t id_namespace) { surface_ = surface.Pass(); surface_.set_client(this); allocator_.reset(new cc::SurfaceIdAllocator(id_namespace)); if (!produce_callback_.is_null()) Draw(); } void ChildImpl::ReturnResources( Array<ReturnedResourcePtr> resources) { DCHECK(!resources.size()); } void ChildImpl::Draw() { id_ = allocator_->GenerateId(); surface_->CreateSurface(mojo::SurfaceId::From(id_), mojo::Size::From(size_)); gfx::Rect rect(size_); RenderPassId id(1, 1); scoped_ptr<RenderPass> pass = RenderPass::Create(); pass->SetNew(id, rect, rect, gfx::Transform()); CreateAndAppendSimpleSharedQuadState(pass.get(), gfx::Transform(), size_); SolidColorDrawQuad* color_quad = pass->CreateAndAppendDrawQuad<SolidColorDrawQuad>(); bool force_anti_aliasing_off = false; color_quad->SetNew(pass->shared_quad_state_list.back(), rect, rect, color_, force_anti_aliasing_off); scoped_ptr<DelegatedFrameData> delegated_frame_data(new DelegatedFrameData); delegated_frame_data->render_pass_list.push_back(pass.Pass()); scoped_ptr<CompositorFrame> frame(new CompositorFrame); frame->delegated_frame_data = delegated_frame_data.Pass(); surface_->SubmitFrame(mojo::SurfaceId::From(id_), mojo::Frame::From(*frame)); produce_callback_.Run(SurfaceId::From(id_)); } } // namespace examples } // namespace mojo