@visactor/vtable
Version:
canvas table width high performance
151 lines (148 loc) • 7.41 kB
JavaScript
export function getCellRange(col, row, layout) {
var _a, _b, _c;
if (-1 === col || -1 === row) return {
start: {
col: col,
row: row
},
end: {
col: col,
row: row
}
};
if (layout._cellRangeMap.has(`$${col}$${row}`)) return layout._cellRangeMap.get(`$${col}$${row}`);
let cellRange = {
start: {
col: col,
row: row
},
end: {
col: col,
row: row
}
};
if (layout.transpose) cellRange = getCellRangeTranspose(col, row, layout); else if (layout.headerLevelCount <= row) {
if (layout.headerLevelCount <= row && (null === (_b = null === (_a = layout.columnObjects[col - layout.leftRowSeriesNumberColumnCount]) || void 0 === _a ? void 0 : _a.define) || void 0 === _b ? void 0 : _b.mergeCell)) {
const value = layout._table.getCellValue(col, row);
for (let r = row - 1; r >= layout.headerLevelCount; r--) {
const last_Value = layout._table.getCellValue(col, r);
if ("boolean" == typeof layout.columnObjects[col - layout.leftRowSeriesNumberColumnCount].define.mergeCell) {
if (value !== last_Value) break;
} else if (!layout.columnObjects[col - layout.leftRowSeriesNumberColumnCount].define.mergeCell(value, last_Value, {
source: {
col: col,
row: row
},
target: {
col: col,
row: r
},
table: layout._table
})) break;
cellRange.start.row = r;
}
for (let r = row + 1; r < layout.rowCount; r++) {
const next_Value = layout._table.getCellValue(col, r);
if ("boolean" == typeof layout.columnObjects[col - layout.leftRowSeriesNumberColumnCount].define.mergeCell) {
if (value !== next_Value) break;
} else if (!layout.columnObjects[col - layout.leftRowSeriesNumberColumnCount].define.mergeCell(value, next_Value, {
source: {
col: col,
row: row
},
target: {
col: col,
row: r
},
table: layout._table
})) break;
cellRange.end.row = r;
}
}
getTreeTitleMerge(col, row, cellRange, layout);
} else {
const id = layout.getCellId(col, row);
for (let c = col - 1; c >= 0 && id === layout.getCellId(c, row); c--) cellRange.start.col = c;
for (let c = col + 1; c < (null !== (_c = layout.colCount) && void 0 !== _c ? _c : 0) && id === layout.getCellId(c, row); c++) cellRange.end.col = c;
for (let r = row - 1; r >= 0 && id === layout.getCellId(col, r); r--) cellRange.start.row = r;
for (let r = row + 1; r < layout.headerLevelCount && id === layout.getCellId(col, r); r++) cellRange.end.row = r;
}
return layout._cellRangeMap.set(`$${col}$${row}`, cellRange), cellRange;
}
function getTreeTitleMerge(col, row, cellRange, layout) {
var _a;
if ("tree" !== layout.rowHierarchyType) return;
const table = layout._table, internalProps = table.internalProps || {}, isGroupMode = !!internalProps.groupBy, cellRecord = table.getCellRawRecord(col, row);
if (!(null == cellRecord ? void 0 : cellRecord.vtableMerge)) return;
const treeTitleStartCol = internalProps.groupTitleCheckbox && internalProps.rowSeriesNumber ? layout.rowHeaderLevelCount + layout.leftRowSeriesNumberColumnCount : layout.rowHeaderLevelCount;
if (!(col < treeTitleStartCol) && (cellRange.start.col = treeTitleStartCol, cellRange.end.col = layout.colCount - 1,
cellRange.start.row = cellRange.end.row = row, isGroupMode && 1 === (null === (_a = layout.columnObjects) || void 0 === _a ? void 0 : _a.length))) {
const onlyColumn = layout.columnObjects[0], field = null == onlyColumn ? void 0 : onlyColumn.field;
if (null != field) {
let text = cellRecord.vtableMergeName;
const groupTitleFieldFormat = internalProps.groupTitleFieldFormat;
"function" == typeof groupTitleFieldFormat && (text = groupTitleFieldFormat(cellRecord, col, row, table));
null == cellRecord[field] && null != text && (cellRecord[field] = text);
}
}
}
export function getCellRangeTranspose(col, row, layout) {
var _a, _b, _c, _d;
const result = {
start: {
col: col,
row: row
},
end: {
col: col,
row: row
}
};
if (layout.headerLevelCount + layout.leftRowSeriesNumberColumnCount <= col || -1 === col && -1 === row) {
if (layout.headerLevelCount + layout.leftRowSeriesNumberColumnCount <= col && (null === (_b = null === (_a = layout.columnObjects[row]) || void 0 === _a ? void 0 : _a.define) || void 0 === _b ? void 0 : _b.mergeCell)) {
const value = layout._table.getCellValue(col, row);
for (let c = col - 1; c >= layout.headerLevelCount + layout.leftRowSeriesNumberColumnCount; c--) {
const last_Value = layout._table.getCellValue(c, row);
if ("boolean" == typeof layout.columnObjects[row].define.mergeCell) {
if (value !== last_Value) break;
} else if (!layout.columnObjects[row].define.mergeCell(value, last_Value, {
source: {
col: col,
row: row
},
target: {
col: c,
row: row
},
table: layout._table
})) break;
result.start.col = c;
}
for (let c = col + 1; c < (null !== (_c = layout.colCount) && void 0 !== _c ? _c : 0); c++) {
const next_Value = layout._table.getCellValue(c, row);
if ("boolean" == typeof layout.columnObjects[row].define.mergeCell) {
if (value !== next_Value) break;
} else if (!layout.columnObjects[row].define.mergeCell(value, next_Value, {
source: {
col: col,
row: row
},
target: {
col: c,
row: row
},
table: layout._table
})) break;
result.end.col = c;
}
}
return result;
}
const id = layout.getCellId(col, row);
for (let r = row - 1; r >= 0 && id === layout.getCellId(col, r); r--) result.start.row = r;
for (let r = row + 1; r < (null !== (_d = layout.rowCount) && void 0 !== _d ? _d : 0) && id === layout.getCellId(col, r); r++) result.end.row = r;
for (let c = col - 1; c >= 0 && id === layout.getCellId(c, row); c--) result.start.col = c;
for (let c = col + 1; c < layout.headerLevelCount + layout.leftRowSeriesNumberColumnCount && id === layout.getCellId(c, row); c++) result.end.col = c;
return result;
}
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