| // 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 SKY_ENGINE_CORE_CSS_MEDIAVALUESDYNAMIC_H_ |
| #define SKY_ENGINE_CORE_CSS_MEDIAVALUESDYNAMIC_H_ |
| |
| #include "sky/engine/core/css/MediaValues.h" |
| |
| namespace blink { |
| |
| class Document; |
| |
| class MediaValuesDynamic final : public MediaValues { |
| public: |
| static PassRefPtr<MediaValues> create(Document&); |
| static PassRefPtr<MediaValues> create(LocalFrame*); |
| virtual PassRefPtr<MediaValues> copy() const override; |
| virtual bool isSafeToSendToAnotherThread() const override; |
| virtual bool computeLength(double value, CSSPrimitiveValue::UnitType, int& result) const override; |
| virtual bool computeLength(double value, CSSPrimitiveValue::UnitType, double& result) const override; |
| |
| virtual int viewportWidth() const override; |
| virtual int viewportHeight() const override; |
| virtual int deviceWidth() const override; |
| virtual int deviceHeight() const override; |
| virtual float devicePixelRatio() const override; |
| virtual int colorBitsPerComponent() const override; |
| virtual int monochromeBitsPerComponent() const override; |
| virtual PointerType primaryPointerType() const override; |
| virtual int availablePointerTypes() const override; |
| virtual HoverType primaryHoverType() const override; |
| virtual int availableHoverTypes() const override; |
| virtual bool threeDEnabled() const override; |
| virtual bool strictMode() const override; |
| virtual const String mediaType() const override; |
| virtual Document* document() const override; |
| virtual bool hasValues() const override; |
| |
| protected: |
| MediaValuesDynamic(LocalFrame*); |
| |
| // This raw ptr is safe, as MediaValues would not outlive MediaQueryEvaluator, and |
| // MediaQueryEvaluator is reset on |Document::detach|. |
| // FIXME: Oilpan: This raw ptr should be changed to a Member when LocalFrame is migrated to the heap. |
| LocalFrame* m_frame; |
| }; |
| |
| } // namespace |
| |
| #endif // SKY_ENGINE_CORE_CSS_MEDIAVALUESDYNAMIC_H_ |