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      1 /*
      2  * Copyright (C) 2007 Apple Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 
     30 #ifndef Screen_h
     31 #define Screen_h
     32 
     33 #include "bindings/core/v8/ScriptWrappable.h"
     34 #include "core/frame/DOMWindowProperty.h"
     35 #include "platform/Supplementable.h"
     36 #include "platform/heap/Handle.h"
     37 #include "wtf/PassRefPtr.h"
     38 #include "wtf/RefCounted.h"
     39 
     40 namespace blink {
     41 
     42 class LocalFrame;
     43 
     44 class Screen FINAL : public RefCountedWillBeGarbageCollected<Screen>, public ScriptWrappable, public DOMWindowProperty, public WillBeHeapSupplementable<Screen> {
     45     DEFINE_WRAPPERTYPEINFO();
     46     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(Screen);
     47 public:
     48     static PassRefPtrWillBeRawPtr<Screen> create(LocalFrame* frame)
     49     {
     50         return adoptRefWillBeNoop(new Screen(frame));
     51     }
     52 
     53     unsigned height() const;
     54     unsigned width() const;
     55     unsigned colorDepth() const;
     56     unsigned pixelDepth() const;
     57     int availLeft() const;
     58     int availTop() const;
     59     unsigned availHeight() const;
     60     unsigned availWidth() const;
     61 
     62     virtual void trace(Visitor*) OVERRIDE;
     63 
     64 private:
     65     explicit Screen(LocalFrame*);
     66 };
     67 
     68 } // namespace blink
     69 
     70 #endif // Screen_h
     71