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// 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
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