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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/compositor/test/test_compositor_host_ozone.h"
#include <memory>
#include "base/check_op.h"
#include "base/compiler_specific.h"
#include "base/functional/bind.h"
#include "base/memory/weak_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "components/viz/common/surfaces/parent_local_surface_id_allocator.h"
#include "ui/compositor/compositor.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/platform_window/platform_window.h"
#include "ui/platform_window/platform_window_delegate.h"
#include "ui/platform_window/platform_window_init_properties.h"
namespace ui {
// Stub implementation of PlatformWindowDelegate that stores the
// AcceleratedWidget.
class TestCompositorHostOzone::StubPlatformWindowDelegate
: public PlatformWindowDelegate {
public:
StubPlatformWindowDelegate() {}
StubPlatformWindowDelegate(const StubPlatformWindowDelegate&) = delete;
StubPlatformWindowDelegate& operator=(const StubPlatformWindowDelegate&) =
delete;
~StubPlatformWindowDelegate() override {}
gfx::AcceleratedWidget widget() const { return widget_; }
// PlatformWindowDelegate:
void OnBoundsChanged(const BoundsChange& change) override {}
void OnDamageRect(const gfx::Rect& damaged_region) override {}
void DispatchEvent(Event* event) override {}
void OnCloseRequest() override {}
void OnClosed() override {}
void OnWindowStateChanged(PlatformWindowState old_state,
PlatformWindowState new_state) override {}
void OnLostCapture() override {}
void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) override {
widget_ = widget;
}
void OnWillDestroyAcceleratedWidget() override {}
void OnAcceleratedWidgetDestroyed() override {
widget_ = gfx::kNullAcceleratedWidget;
}
void OnActivationChanged(bool active) override {}
void OnMouseEnter() override {}
int64_t OnStateUpdate(const State& old, const State& latest) override {
return -1;
}
private:
gfx::AcceleratedWidget widget_ = gfx::kNullAcceleratedWidget;
};
TestCompositorHostOzone::TestCompositorHostOzone(
const gfx::Rect& bounds,
ui::ContextFactory* context_factory)
: bounds_(bounds),
compositor_(context_factory->AllocateFrameSinkId(),
context_factory,
base::SingleThreadTaskRunner::GetCurrentDefault(),
false /* enable_pixel_canvas */),
window_delegate_(std::make_unique<StubPlatformWindowDelegate>()) {}
TestCompositorHostOzone::~TestCompositorHostOzone() {
// |window_| should be destroyed earlier than |window_delegate_| as it refers
// to its delegate on destroying.
window_.reset();
}
void TestCompositorHostOzone::Show() {
ui::PlatformWindowInitProperties properties;
properties.bounds = bounds_;
// Create a PlatformWindow to get the AcceleratedWidget backing it.
window_ = ui::OzonePlatform::GetInstance()->CreatePlatformWindow(
window_delegate_.get(), std::move(properties));
window_->Show();
DCHECK_NE(window_delegate_->widget(), gfx::kNullAcceleratedWidget);
allocator_.GenerateId();
compositor_.SetAcceleratedWidget(window_delegate_->widget());
compositor_.SetScaleAndSize(1.0f, bounds_.size(),
allocator_.GetCurrentLocalSurfaceId());
compositor_.SetVisible(true);
}
ui::Compositor* TestCompositorHostOzone::GetCompositor() {
return &compositor_;
}
// static
TestCompositorHost* TestCompositorHost::Create(
const gfx::Rect& bounds,
ui::ContextFactory* context_factory) {
return new TestCompositorHostOzone(bounds, context_factory);
}
} // namespace ui
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