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// 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.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_SCREEN_ORIENTATION_SCREEN_ORIENTATION_CONTROLLER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_SCREEN_ORIENTATION_SCREEN_ORIENTATION_CONTROLLER_H_
#include <memory>
#include "base/macros.h"
#include "services/device/public/mojom/screen_orientation.mojom-blink.h"
#include "services/device/public/mojom/screen_orientation_lock_types.mojom-shared.h"
#include "third_party/blink/public/mojom/widget/screen_orientation.mojom-blink.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h"
#include "third_party/blink/renderer/core/page/page_visibility_observer.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/modules/screen_orientation/web_lock_orientation_callback.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_associated_remote.h"
#include "ui/gfx/geometry/rect.h"
namespace blink {
class ScreenOrientation;
using device::mojom::blink::ScreenOrientationLockResult;
class MODULES_EXPORT ScreenOrientationController final
: public GarbageCollected<ScreenOrientationController>,
public ExecutionContextLifecycleObserver,
public PageVisibilityObserver,
public Supplement<LocalDOMWindow> {
public:
explicit ScreenOrientationController(LocalDOMWindow&);
~ScreenOrientationController() override;
void SetOrientation(ScreenOrientation*);
void NotifyOrientationChanged();
void lock(device::mojom::blink::ScreenOrientationLockType,
std::unique_ptr<WebLockOrientationCallback>);
void unlock();
bool MaybeHasActiveLock() const;
static const char kSupplementName[];
static ScreenOrientationController* From(LocalDOMWindow&);
static ScreenOrientationController* FromIfExists(LocalDOMWindow&);
void SetScreenOrientationAssociatedRemoteForTests(
HeapMojoAssociatedRemote<device::mojom::blink::ScreenOrientation>);
void Trace(Visitor*) const override;
private:
friend class MediaControlsOrientationLockAndRotateToFullscreenDelegateTest;
friend class ScreenOrientationControllerTest;
static mojom::blink::ScreenOrientation ComputeOrientation(const gfx::Rect&,
uint16_t);
void NotifyOrientationChangedInternal();
// Inherited from ExecutionContextLifecycleObserver and
// PageVisibilityObserver.
void ContextDestroyed() override;
void PageVisibilityChanged() override;
void UpdateOrientation();
bool IsActiveAndVisible() const;
void OnLockOrientationResult(int, ScreenOrientationLockResult);
void CancelPendingLocks();
int GetRequestIdForTests();
Member<ScreenOrientation> orientation_;
bool active_lock_ = false;
HeapMojoAssociatedRemote<device::mojom::blink::ScreenOrientation>
screen_orientation_service_;
std::unique_ptr<WebLockOrientationCallback> pending_callback_;
int request_id_ = 0;
DISALLOW_COPY_AND_ASSIGN(ScreenOrientationController);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_SCREEN_ORIENTATION_SCREEN_ORIENTATION_CONTROLLER_H_
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