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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/fast_ink/view_tree_host_root_view.h"
#include <memory>
#include "ash/fast_ink/view_tree_host_root_view_frame_factory.h"
#include "ash/frame_sink/frame_sink_host.h"
#include "base/functional/bind.h"
#include "base/task/single_thread_task_runner.h"
#include "base/trace_event/trace_event.h"
#include "components/viz/common/quads/compositor_frame.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/views/widget/widget.h"
namespace ash {
ViewTreeHostRootView::ViewTreeHostRootView(views::Widget* widget)
: views::internal::RootView(widget),
frame_factory_(
std::make_unique<ViewTreeHostRootViewFrameFactory>(widget)) {}
ViewTreeHostRootView::~ViewTreeHostRootView() = default;
bool ViewTreeHostRootView::GetIsOverlayCandidate() {
return is_overlay_candidate_;
}
void ViewTreeHostRootView::SetIsOverlayCandidate(bool is_overlay_candidate) {
is_overlay_candidate_ = is_overlay_candidate;
}
void ViewTreeHostRootView::SchedulePaintInRect(const gfx::Rect& damage_rect) {
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&ViewTreeHostRootView::UpdateSurface,
weak_ptr_factory_.GetWeakPtr(),
/*content_rect=*/gfx::Rect(size()), damage_rect,
/*synchonous_draw=*/false));
}
std::unique_ptr<viz::CompositorFrame>
ViewTreeHostRootView::CreateCompositorFrame(
const viz::BeginFrameAck& begin_frame_ack,
UiResourceManager& resource_manager,
bool auto_update,
const gfx::Size& last_submitted_frame_size,
float last_submitted_frame_dsf) {
TRACE_EVENT1("ui", "ViewTreeHostRootView::SubmitCompositorFrame", "damage",
GetTotalDamage().ToString());
auto frame = frame_factory_->CreateCompositorFrame(
begin_frame_ack, GetContentRect(), GetTotalDamage(),
is_overlay_candidate_, resource_manager);
ResetDamage();
// A change in the size of the compositor frame means we need to identify a
// new surface to submit the compositor frame to since the surface size is now
// different.
if (last_submitted_frame_size != frame->size_in_pixels() ||
last_submitted_frame_dsf != frame->device_scale_factor()) {
host_window()->AllocateLocalSurfaceId();
}
return frame;
}
} // namespace ash
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