export function getCellFixedInfo(colStart, colEnd, columns, stickyOffsets, direction) { var startColumn = columns[colStart] || {}; var endColumn = columns[colEnd] || {}; var fixLeft; var fixRight; if (startColumn.fixed === 'left') { fixLeft = stickyOffsets.left[colStart]; } else if (endColumn.fixed === 'right') { fixRight = stickyOffsets.right[colEnd]; } var lastFixLeft = false; var firstFixRight = false; var lastFixRight = false; var firstFixLeft = false; var nextColumn = columns[colEnd + 1]; var prevColumn = columns[colStart - 1]; if (direction === 'rtl') { if (fixLeft !== undefined) { var prevFixLeft = prevColumn && prevColumn.fixed === 'left'; firstFixLeft = !prevFixLeft; } else if (fixRight !== undefined) { var nextFixRight = nextColumn && nextColumn.fixed === 'right'; lastFixRight = !nextFixRight; } } else if (fixLeft !== undefined) { var nextFixLeft = nextColumn && nextColumn.fixed === 'left'; lastFixLeft = !nextFixLeft; } else if (fixRight !== undefined) { var prevFixRight = prevColumn && prevColumn.fixed === 'right'; firstFixRight = !prevFixRight; } return { fixLeft: fixLeft, fixRight: fixRight, lastFixLeft: lastFixLeft, firstFixRight: firstFixRight, lastFixRight: lastFixRight, firstFixLeft: firstFixLeft, isSticky: stickyOffsets.isSticky }; }