#pragma once
#include "GridLength.h"
namespace WebCore {
enum GridTrackSizeType {
LengthTrackSizing,
MinMaxTrackSizing,
FitContentTrackSizing
};
class GridTrackSize {
public:
GridTrackSize(const GridLength& length, GridTrackSizeType trackSizeType = LengthTrackSizing)
: m_type(trackSizeType)
, m_minTrackBreadth(trackSizeType == FitContentTrackSizing ? Length(Auto) : length)
, m_maxTrackBreadth(trackSizeType == FitContentTrackSizing ? Length(Auto) : length)
, m_fitContentTrackBreadth(trackSizeType == FitContentTrackSizing ? length : GridLength(Length(Fixed)))
{
ASSERT(trackSizeType == LengthTrackSizing || trackSizeType == FitContentTrackSizing);
ASSERT(trackSizeType != FitContentTrackSizing || length.isLength());
cacheMinMaxTrackBreadthTypes();
}
GridTrackSize(const GridLength& minTrackBreadth, const GridLength& maxTrackBreadth)
: m_type(MinMaxTrackSizing)
, m_minTrackBreadth(minTrackBreadth)
, m_maxTrackBreadth(maxTrackBreadth)
, m_fitContentTrackBreadth(GridLength(Length(Fixed)))
{
cacheMinMaxTrackBreadthTypes();
}
const GridLength& fitContentTrackBreadth() const
{
ASSERT(m_type == FitContentTrackSizing);
return m_fitContentTrackBreadth;
}
const GridLength& minTrackBreadth() const { return m_minTrackBreadth; }
const GridLength& maxTrackBreadth() const { return m_maxTrackBreadth; }
GridTrackSizeType type() const { return m_type; }
bool isContentSized() const { return m_minTrackBreadth.isContentSized() || m_maxTrackBreadth.isContentSized(); }
bool isFitContent() const { return m_type == FitContentTrackSizing; }
bool operator==(const GridTrackSize& other) const
{
return m_type == other.m_type && m_minTrackBreadth == other.m_minTrackBreadth && m_maxTrackBreadth == other.m_maxTrackBreadth
&& m_fitContentTrackBreadth == other.m_fitContentTrackBreadth;
}
void cacheMinMaxTrackBreadthTypes()
{
m_minTrackBreadthIsAuto = minTrackBreadth().isLength() && minTrackBreadth().length().isAuto();
m_minTrackBreadthIsMinContent = minTrackBreadth().isLength() && minTrackBreadth().length().isMinContent();
m_minTrackBreadthIsMaxContent = minTrackBreadth().isLength() && minTrackBreadth().length().isMaxContent();
m_maxTrackBreadthIsMaxContent = maxTrackBreadth().isLength() && maxTrackBreadth().length().isMaxContent();
m_maxTrackBreadthIsMinContent = maxTrackBreadth().isLength() && maxTrackBreadth().length().isMinContent();
m_maxTrackBreadthIsAuto = maxTrackBreadth().isLength() && maxTrackBreadth().length().isAuto();
m_maxTrackBreadthIsFixed = maxTrackBreadth().isLength() && maxTrackBreadth().length().isSpecified();
m_minTrackBreadthIsIntrinsic = m_minTrackBreadthIsMaxContent || m_minTrackBreadthIsMinContent
|| m_minTrackBreadthIsAuto || isFitContent();
m_maxTrackBreadthIsIntrinsic = m_maxTrackBreadthIsMaxContent || m_maxTrackBreadthIsMinContent
|| m_maxTrackBreadthIsAuto || isFitContent();
}
bool hasIntrinsicMinTrackBreadth() const { return m_minTrackBreadthIsIntrinsic; }
bool hasIntrinsicMaxTrackBreadth() const { return m_maxTrackBreadthIsIntrinsic; }
bool hasMinOrMaxContentMinTrackBreadth() const { return m_minTrackBreadthIsMaxContent || m_minTrackBreadthIsMinContent; }
bool hasAutoMinTrackBreadth() const { return m_minTrackBreadthIsAuto; }
bool hasAutoMaxTrackBreadth() const { return m_maxTrackBreadthIsAuto; }
bool hasMaxContentMaxTrackBreadth() const { return m_maxTrackBreadthIsMaxContent; }
bool hasMaxContentOrAutoMaxTrackBreadth() const { return m_maxTrackBreadthIsMaxContent || m_maxTrackBreadthIsAuto; }
bool hasMinContentMaxTrackBreadth() const { return m_maxTrackBreadthIsMinContent; }
bool hasMinOrMaxContentMaxTrackBreadth() const { return m_maxTrackBreadthIsMaxContent || m_maxTrackBreadthIsMinContent; }
bool hasMaxContentMinTrackBreadth() const { return m_minTrackBreadthIsMaxContent; }
bool hasMinContentMinTrackBreadth() const { return m_minTrackBreadthIsMinContent; }
bool hasMaxContentMinTrackBreadthAndMaxContentMaxTrackBreadth() const { return m_minTrackBreadthIsMaxContent && m_maxTrackBreadthIsMaxContent; }
bool hasAutoOrMinContentMinTrackBreadthAndIntrinsicMaxTrackBreadth() const { return (m_minTrackBreadthIsMinContent || m_minTrackBreadthIsAuto) && m_maxTrackBreadthIsIntrinsic; }
bool hasFixedMaxTrackBreadth() const { return m_maxTrackBreadthIsFixed; }
private:
GridTrackSizeType m_type;
GridLength m_minTrackBreadth;
GridLength m_maxTrackBreadth;
GridLength m_fitContentTrackBreadth;
bool m_minTrackBreadthIsAuto : 1;
bool m_maxTrackBreadthIsAuto : 1;
bool m_minTrackBreadthIsMaxContent : 1;
bool m_minTrackBreadthIsMinContent : 1;
bool m_maxTrackBreadthIsMaxContent : 1;
bool m_maxTrackBreadthIsMinContent : 1;
bool m_minTrackBreadthIsIntrinsic : 1;
bool m_maxTrackBreadthIsIntrinsic : 1;
bool m_maxTrackBreadthIsFixed : 1;
};
}