2 * Copyright (C) 2007 Apple Inc. All rights reserved.
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5 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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14 * its contributors may be used to endorse or promote products derived
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17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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33 #include "DOMWindowProperty.h"
34 #include <wtf/PassRefPtr.h>
35 #include <wtf/RefCounted.h>
37 #if ENABLE(SCREEN_ORIENTATION_SUPPORT)
38 #include "ActiveDOMObject.h"
39 #include "EventListener.h"
40 #include "EventNames.h"
41 #include "EventTarget.h"
42 #include <wtf/text/WTFString.h>
49 class Screen : public RefCounted<Screen>, public DOMWindowProperty
50 #if ENABLE(SCREEN_ORIENTATION_SUPPORT)
51 , public ActiveDOMObject, public EventTarget
55 static PassRefPtr<Screen> create(Frame *frame) { return adoptRef(new Screen(frame)); }
57 unsigned horizontalDPI() const;
58 unsigned verticalDPI() const;
59 unsigned height() const;
60 unsigned width() const;
61 unsigned colorDepth() const;
62 unsigned pixelDepth() const;
63 int availLeft() const;
65 unsigned availHeight() const;
66 unsigned availWidth() const;
68 #if ENABLE(SCREEN_ORIENTATION_SUPPORT)
69 bool naturalOrientationIsPortrait() { return gNaturalOrientationIsPortrait; }
70 void setNaturalOrientationIsPortrait(bool flag) { gNaturalOrientationIsPortrait = flag; }
73 InvalidOrientation = 0,
74 OrientationPortraitPrimary = 1,
75 OrientationLandscapePrimary = 1 << 1,
76 OrientationPortraitSecondary = 1 << 2,
77 OrientationLandscapeSecondary = 1 << 3,
78 OrientationPortrait = OrientationPortraitPrimary | OrientationPortraitSecondary,
79 OrientationLandscape = OrientationLandscapePrimary | OrientationLandscapeSecondary,
80 OrientationAllDirection = OrientationPortrait | OrientationLandscape
82 String orientation() const;
84 bool lockOrientation(String orientation);
85 void unlockOrientation();
87 DEFINE_ATTRIBUTE_EVENT_LISTENER(orientationchange);
89 void sendOrientationChangeEvent(int rawOrientation);
91 // EventTarget implementation.
92 virtual const WTF::AtomicString& interfaceName() const { return eventNames().interfaceForScreen; }
93 virtual ScriptExecutionContext* scriptExecutionContext() const { return ActiveDOMObject::scriptExecutionContext(); }
95 using RefCounted<Screen>::ref;
96 using RefCounted<Screen>::deref;
99 explicit Screen(Frame*);
101 #if ENABLE(SCREEN_ORIENTATION_SUPPORT)
102 virtual void refEventTarget() { ref(); }
103 virtual void derefEventTarget() { deref(); }
105 // EventTarget implementation.
106 virtual EventTargetData* eventTargetData() { return &m_eventTargetData; }
107 virtual EventTargetData* ensureEventTargetData() { return &m_eventTargetData; }
109 EventTargetData m_eventTargetData;
110 Orientation m_orientation;
112 static bool gNaturalOrientationIsPortrait;
116 } // namespace WebCore