| // Copyright (c) 2015 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 StyleSelfAlignmentData_h |
| #define StyleSelfAlignmentData_h |
| |
| #include "core/style/ComputedStyleConstants.h" |
| #include "wtf/Allocator.h" |
| |
| namespace blink { |
| |
| class StyleSelfAlignmentData { |
| DISALLOW_NEW(); |
| |
| public: |
| // Style data for Self-Aligment and Default-Alignment properties: align-{self, |
| // items}, justify-{self, items}. |
| // [ <self-position> && <overflow-position>? ] | [ legacy && [ left | right | |
| // center ] ] |
| StyleSelfAlignmentData(ItemPosition position, |
| OverflowAlignment overflow, |
| ItemPositionType positionType = NonLegacyPosition) |
| : m_position(position), |
| m_positionType(positionType), |
| m_overflow(overflow) {} |
| |
| void setPosition(ItemPosition position) { m_position = position; } |
| void setPositionType(ItemPositionType positionType) { |
| m_positionType = positionType; |
| } |
| void setOverflow(OverflowAlignment overflow) { m_overflow = overflow; } |
| |
| ItemPosition position() const { |
| return static_cast<ItemPosition>(m_position); |
| } |
| ItemPositionType positionType() const { |
| return static_cast<ItemPositionType>(m_positionType); |
| } |
| OverflowAlignment overflow() const { |
| return static_cast<OverflowAlignment>(m_overflow); |
| } |
| |
| bool operator==(const StyleSelfAlignmentData& o) const { |
| return m_position == o.m_position && m_positionType == o.m_positionType && |
| m_overflow == o.m_overflow; |
| } |
| |
| bool operator!=(const StyleSelfAlignmentData& o) const { |
| return !(*this == o); |
| } |
| |
| private: |
| unsigned m_position : 4; // ItemPosition |
| unsigned m_positionType : 1; // Whether or not alignment uses the 'legacy' |
| // keyword. |
| unsigned m_overflow : 2; // OverflowAlignment |
| }; |
| |
| } // namespace blink |
| |
| #endif // StyleSelfAlignmentData_h |