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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef ScreenOrientationController_h |
| 6 #define ScreenOrientationController_h |
| 7 |
| 8 #include "core/page/Page.h" |
| 9 #include "modules/screen_orientation/ScreenOrientation.h" |
| 10 #include "wtf/PassRefPtr.h" |
| 11 |
| 12 namespace WebCore { |
| 13 |
| 14 class ScreenOrientationClient; |
| 15 |
| 16 class ScreenOrientationController : public Supplement<Page> { |
| 17 WTF_MAKE_NONCOPYABLE(ScreenOrientationController); |
| 18 public: |
| 19 static PassOwnPtr<ScreenOrientationController> create(ScreenOrientationClien
t*); |
| 20 virtual ~ScreenOrientationController(); |
| 21 |
| 22 void addObserver(ScreenOrientation*); |
| 23 void removeObserver(ScreenOrientation*); |
| 24 |
| 25 // API for Supplement<Page>. |
| 26 static const char* supplementName(); |
| 27 static ScreenOrientationController* from(Page* page) { return static_cast<Sc
reenOrientationController*>(Supplement<Page>::from(page, supplementName())); } |
| 28 static ScreenOrientationClient* clientFrom(Page*); |
| 29 |
| 30 void orientationChanged(ScreenOrientationValue); |
| 31 ScreenOrientationValue orientation() const { return m_orientation; } |
| 32 |
| 33 void setClientForTest(ScreenOrientationClient*); |
| 34 bool hasClientForTest() { return m_hasClientForTest; } |
| 35 ScreenOrientationClient* client() { return m_client; } |
| 36 |
| 37 private: |
| 38 explicit ScreenOrientationController(ScreenOrientationClient*); |
| 39 |
| 40 ScreenOrientationClient* m_client; |
| 41 ScreenOrientationValue m_orientation; |
| 42 bool m_hasClientForTest; |
| 43 |
| 44 typedef HashSet<ScreenOrientation*> ObserversSet; |
| 45 ObserversSet m_observers; |
| 46 }; |
| 47 |
| 48 void provideScreenOrientation(Page*, ScreenOrientationClient*); |
| 49 |
| 50 } // namespace WebCore |
| 51 |
| 52 #endif // ScreenOrientationController_h |
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