Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | 1x | export const createTableHeaderExportHelper = (rowCount) => { const emptyPlaceholder = {}; let headContents = Array.from({ length: rowCount }, () => []); let rowIndex = 0; let colIndex = 0; let ejectFlag = false; return { setCell, eject, }; function setCell(content, isCurrentRowEnd = false, rowSpan = 1, colSpan = 1) { if (ejectFlag) { return; } headContents[rowIndex][colIndex] = content; for (let i = 0; i < rowSpan; ++i) { for (let j = 0; j < colSpan; ++j) { const rIdx = rowIndex + i; const cIdx = colIndex + j; if (i === 0 && j === 0) { headContents[rIdx][cIdx] = content; } else { headContents[rIdx][cIdx] = emptyPlaceholder; } } } // move rowIndex and colIndex to the right place let searchColStart = isCurrentRowEnd ? 0 : colIndex + colSpan; const searchRowStart = isCurrentRowEnd ? rowIndex + 1 : rowIndex; while (headContents[searchRowStart] && headContents[searchRowStart][searchColStart] === emptyPlaceholder) searchColStart++; const cols = Array.from({ length: colSpan }, (_, i) => i + colIndex); colIndex = searchColStart; rowIndex = searchRowStart; return cols; } function eject() { ejectFlag = true; const matrix = headContents.map((arr) => arr.map((v) => (v === emptyPlaceholder ? null : v)), ); headContents = null; return matrix; } }; |