1 /* 2 * Copyright (C) 2011 Google 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 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 * 24 */ 25 26 #ifndef StyleGridData_h 27 #define StyleGridData_h 28 29 #include "core/rendering/style/GridCoordinate.h" 30 #include "core/rendering/style/GridTrackSize.h" 31 #include "core/rendering/style/RenderStyleConstants.h" 32 #include "wtf/PassRefPtr.h" 33 #include "wtf/RefCounted.h" 34 #include "wtf/Vector.h" 35 #include "wtf/text/WTFString.h" 36 37 namespace WebCore { 38 39 typedef HashMap<String, Vector<size_t> > NamedGridLinesMap; 40 typedef HashMap<size_t, Vector<String>, WTF::IntHash<size_t>, WTF::UnsignedWithZeroKeyHashTraits<size_t> > OrderedNamedGridLines; 41 42 class StyleGridData : public RefCounted<StyleGridData> { 43 public: create()44 static PassRefPtr<StyleGridData> create() { return adoptRef(new StyleGridData); } copy()45 PassRefPtr<StyleGridData> copy() const { return adoptRef(new StyleGridData(*this)); } 46 47 bool operator==(const StyleGridData& o) const 48 { 49 return m_gridTemplateColumns == o.m_gridTemplateColumns && m_gridTemplateRows == o.m_gridTemplateRows && m_gridAutoFlow == o.m_gridAutoFlow && m_gridAutoRows == o.m_gridAutoRows && m_gridAutoColumns == o.m_gridAutoColumns && m_namedGridColumnLines == o.m_namedGridColumnLines && m_namedGridRowLines == o.m_namedGridRowLines && m_orderedNamedGridColumnLines == o.m_orderedNamedGridColumnLines && m_orderedNamedGridRowLines == o.m_orderedNamedGridRowLines && m_namedGridArea == o.m_namedGridArea && m_namedGridArea == o.m_namedGridArea && m_namedGridAreaRowCount == o.m_namedGridAreaRowCount && m_namedGridAreaColumnCount == o.m_namedGridAreaColumnCount; 50 } 51 52 bool operator!=(const StyleGridData& o) const 53 { 54 return !(*this == o); 55 } 56 57 Vector<GridTrackSize> m_gridTemplateColumns; 58 Vector<GridTrackSize> m_gridTemplateRows; 59 60 NamedGridLinesMap m_namedGridColumnLines; 61 NamedGridLinesMap m_namedGridRowLines; 62 63 // In order to reconstruct the original named grid line order, we can't rely on NamedGridLinesMap 64 // as it loses the position if multiple grid lines are set on a single track. 65 OrderedNamedGridLines m_orderedNamedGridColumnLines; 66 OrderedNamedGridLines m_orderedNamedGridRowLines; 67 68 GridAutoFlow m_gridAutoFlow; 69 70 GridTrackSize m_gridAutoRows; 71 GridTrackSize m_gridAutoColumns; 72 73 NamedGridAreaMap m_namedGridArea; 74 // Because m_namedGridArea doesn't store the unnamed grid areas, we need to keep track 75 // of the explicit grid size defined by both named and unnamed grid areas. 76 size_t m_namedGridAreaRowCount; 77 size_t m_namedGridAreaColumnCount; 78 79 private: 80 StyleGridData(); 81 StyleGridData(const StyleGridData&); 82 }; 83 84 } // namespace WebCore 85 86 #endif // StyleGridData_h 87