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// Copyright 2013 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 "ui/ozone/platform/headless/ozone_platform_headless.h"
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "ui/base/cursor/ozone/bitmap_cursor_factory_ozone.h"
#include "ui/events/ozone/layout/keyboard_layout_engine_manager.h"
#include "ui/events/ozone/layout/stub/stub_keyboard_layout_engine.h"
#include "ui/events/platform/platform_event_source.h"
#include "ui/ozone/common/native_display_delegate_ozone.h"
#include "ui/ozone/common/stub_overlay_manager.h"
#include "ui/ozone/platform/headless/headless_surface_factory.h"
#include "ui/ozone/platform/headless/headless_window.h"
#include "ui/ozone/platform/headless/headless_window_manager.h"
#include "ui/ozone/public/cursor_factory_ozone.h"
#include "ui/ozone/public/gpu_platform_support.h"
#include "ui/ozone/public/gpu_platform_support_host.h"
#include "ui/ozone/public/input_controller.h"
#include "ui/ozone/public/ozone_platform.h"
#include "ui/ozone/public/ozone_switches.h"
#include "ui/ozone/public/system_input_injector.h"
namespace ui {
namespace {
// A headless implementation of PlatformEventSource that we can instantiate to
// make
// sure that the PlatformEventSource has an instance while in unit tests.
class HeadlessPlatformEventSource : public ui::PlatformEventSource {
public:
HeadlessPlatformEventSource() {}
~HeadlessPlatformEventSource() override {}
private:
DISALLOW_COPY_AND_ASSIGN(HeadlessPlatformEventSource);
};
// OzonePlatform for headless mode
class OzonePlatformHeadless : public OzonePlatform {
public:
OzonePlatformHeadless(const base::FilePath& dump_file)
: file_path_(dump_file) {}
~OzonePlatformHeadless() override {}
// OzonePlatform:
ui::SurfaceFactoryOzone* GetSurfaceFactoryOzone() override {
return surface_factory_.get();
}
OverlayManagerOzone* GetOverlayManager() override {
return overlay_manager_.get();
}
CursorFactoryOzone* GetCursorFactoryOzone() override {
return cursor_factory_ozone_.get();
}
InputController* GetInputController() override {
return input_controller_.get();
}
GpuPlatformSupport* GetGpuPlatformSupport() override {
return gpu_platform_support_.get();
}
GpuPlatformSupportHost* GetGpuPlatformSupportHost() override {
return gpu_platform_support_host_.get();
}
scoped_ptr<SystemInputInjector> CreateSystemInputInjector() override {
return nullptr; // no input injection support.
}
scoped_ptr<PlatformWindow> CreatePlatformWindow(
PlatformWindowDelegate* delegate,
const gfx::Rect& bounds) override {
return make_scoped_ptr<PlatformWindow>(
new HeadlessWindow(delegate, window_manager_.get(), bounds));
}
scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate() override {
return make_scoped_ptr(new NativeDisplayDelegateOzone());
}
base::ScopedFD OpenClientNativePixmapDevice() const override {
return base::ScopedFD();
}
void InitializeUI() override {
window_manager_.reset(new HeadlessWindowManager(file_path_));
window_manager_->Initialize();
surface_factory_.reset(new HeadlessSurfaceFactory(window_manager_.get()));
// This unbreaks tests that create their own.
if (!PlatformEventSource::GetInstance())
platform_event_source_.reset(new HeadlessPlatformEventSource);
KeyboardLayoutEngineManager::SetKeyboardLayoutEngine(
make_scoped_ptr(new StubKeyboardLayoutEngine()));
overlay_manager_.reset(new StubOverlayManager());
input_controller_ = CreateStubInputController();
cursor_factory_ozone_.reset(new BitmapCursorFactoryOzone);
gpu_platform_support_host_.reset(CreateStubGpuPlatformSupportHost());
}
void InitializeGPU() override {
if (!surface_factory_)
surface_factory_.reset(new HeadlessSurfaceFactory());
gpu_platform_support_.reset(CreateStubGpuPlatformSupport());
}
private:
scoped_ptr<HeadlessWindowManager> window_manager_;
scoped_ptr<HeadlessSurfaceFactory> surface_factory_;
scoped_ptr<PlatformEventSource> platform_event_source_;
scoped_ptr<CursorFactoryOzone> cursor_factory_ozone_;
scoped_ptr<InputController> input_controller_;
scoped_ptr<GpuPlatformSupport> gpu_platform_support_;
scoped_ptr<GpuPlatformSupportHost> gpu_platform_support_host_;
scoped_ptr<OverlayManagerOzone> overlay_manager_;
base::FilePath file_path_;
DISALLOW_COPY_AND_ASSIGN(OzonePlatformHeadless);
};
} // namespace
OzonePlatform* CreateOzonePlatformHeadless() {
base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
base::FilePath location;
if (cmd->HasSwitch(switches::kOzoneDumpFile))
location = cmd->GetSwitchValuePath(switches::kOzoneDumpFile);
return new OzonePlatformHeadless(location);
}
} // namespace ui
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