1/*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
4 * Copyright (C) 2012 Google Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef CSSToStyleMap_h
23#define CSSToStyleMap_h
24
25#include "core/CSSPropertyNames.h"
26#include "core/animation/Timing.h"
27#include "core/animation/css/CSSTransitionData.h"
28#include "core/css/resolver/ElementStyleResources.h"
29#include "core/rendering/style/RenderStyleConstants.h"
30#include "platform/animation/TimingFunction.h"
31#include "wtf/Noncopyable.h"
32
33namespace blink {
34
35class FillLayer;
36class CSSToLengthConversionData;
37class CSSValue;
38class RenderStyle;
39class StyleImage;
40class StyleResolverState;
41class NinePieceImage;
42class BorderImageLengthBox;
43
44// CSSToStyleMap is a short-lived helper object which
45// given the current StyleResolverState can map
46// CSSValue objects into their RenderStyle equivalents.
47
48class CSSToStyleMap {
49    STACK_ALLOCATED();
50    WTF_MAKE_NONCOPYABLE(CSSToStyleMap);
51public:
52    CSSToStyleMap(const StyleResolverState& state, ElementStyleResources& elementStyleResources) : m_state(state), m_elementStyleResources(elementStyleResources) { }
53    void mapFillAttachment(FillLayer*, CSSValue*) const;
54    void mapFillClip(FillLayer*, CSSValue*) const;
55    void mapFillComposite(FillLayer*, CSSValue*) const;
56    void mapFillBlendMode(FillLayer*, CSSValue*) const;
57    void mapFillOrigin(FillLayer*, CSSValue*) const;
58    void mapFillImage(FillLayer*, CSSValue*);
59    void mapFillRepeatX(FillLayer*, CSSValue*) const;
60    void mapFillRepeatY(FillLayer*, CSSValue*) const;
61    void mapFillSize(FillLayer*, CSSValue*) const;
62    void mapFillXPosition(FillLayer*, CSSValue*) const;
63    void mapFillYPosition(FillLayer*, CSSValue*) const;
64    void mapFillMaskSourceType(FillLayer*, CSSValue*) const;
65
66    static double mapAnimationDelay(CSSValue*);
67    static Timing::PlaybackDirection mapAnimationDirection(CSSValue*);
68    static double mapAnimationDuration(CSSValue*);
69    static Timing::FillMode mapAnimationFillMode(CSSValue*);
70    static double mapAnimationIterationCount(CSSValue*);
71    static AtomicString mapAnimationName(CSSValue*);
72    static EAnimPlayState mapAnimationPlayState(CSSValue*);
73    static CSSTransitionData::TransitionProperty mapAnimationProperty(CSSValue*);
74    static PassRefPtr<TimingFunction> mapAnimationTimingFunction(CSSValue*, bool allowStepMiddle = false);
75
76    void mapNinePieceImage(RenderStyle* mutableStyle, CSSPropertyID, CSSValue*, NinePieceImage&);
77    void mapNinePieceImageSlice(CSSValue*, NinePieceImage&) const;
78    BorderImageLengthBox mapNinePieceImageQuad(CSSValue*) const;
79    void mapNinePieceImageRepeat(CSSValue*, NinePieceImage&) const;
80
81private:
82    const CSSToLengthConversionData& cssToLengthConversionData() const;
83
84    PassRefPtr<StyleImage> styleImage(CSSPropertyID, CSSValue*);
85
86    // FIXME: Consider passing a StyleResolverState (or ElementResolveState)
87    // as an argument instead of caching it on this object.
88    const StyleResolverState& m_state;
89    ElementStyleResources& m_elementStyleResources;
90};
91
92}
93
94#endif
95