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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,186 +1 @@ | ||
| module.exports = require('./layout-manager'); /* | ||
| var _ = require('lodash'); | ||
| (function(){ | ||
| var Cell = require('./cell'); | ||
| function makeTableLayout(rows){ | ||
| var cellRows = generateCells(rows); | ||
| expandCells(cellRows); | ||
| fillInTable(cellRows); | ||
| return cellRows; | ||
| } | ||
| function expandCells(cellRows){ | ||
| for(var rowIndex = cellRows.length-1; rowIndex >= 0; rowIndex--){ | ||
| var cellColumns = cellRows[rowIndex]; | ||
| for(var columnIndex = 0; columnIndex < cellColumns.length; columnIndex++){ | ||
| var cell = cellColumns[columnIndex]; | ||
| for(var k = 1; k < cell.colSpan; k++){ | ||
| cellColumns.splice(columnIndex+1,0,new Cell.NoOpCell()); | ||
| } | ||
| for(var i = 1; i < cell.rowSpan; i ++){ | ||
| var insertionRow = cellRows[rowIndex + i]; | ||
| var spliceArgs = [columnIndex,0,new Cell.RowSpanCell(cell)]; | ||
| for(var j = 1; j < cell.colSpan; j++){ | ||
| spliceArgs.push(new Cell.NoOpCell()); | ||
| } | ||
| insertionRow.splice.apply(insertionRow,spliceArgs); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| function fillInTable(rows){ | ||
| var height = rows.length; | ||
| var width = maxWidth(rows); | ||
| for(var rowIndex = 0; rowIndex < height; rowIndex++){ | ||
| var row = rows[rowIndex]; | ||
| for(var colIndex = 0; colIndex < width; colIndex++){ | ||
| var cell = row[colIndex]; | ||
| if(!cell){ | ||
| var i = colIndex+1; | ||
| while(i < width && !row[i]){ | ||
| row[i] = new Cell.NoOpCell(); | ||
| i++; | ||
| } | ||
| var j = rowIndex + 1; | ||
| while(j < height && allBlank(rows[j],colIndex,i)){ | ||
| for(var k = colIndex+1; k < i; k++){ | ||
| rows[j][k] = new Cell.NoOpCell(); | ||
| } | ||
| j++; | ||
| } | ||
| var rowSpan = j - rowIndex; | ||
| var blankCell = new Cell( | ||
| {colSpan:i-colIndex,rowSpan: rowSpan} | ||
| ); | ||
| row[colIndex] = blankCell; | ||
| for(var n = 1; n < rowSpan; n++){ | ||
| rows[rowIndex+n][colIndex] = new Cell.RowSpanCell(blankCell); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| function allBlank(row,from,to){ | ||
| for(var i = from; i < to; i++){ | ||
| if(row[i]) return false; | ||
| } | ||
| return true; | ||
| } | ||
| function generateCells(rows){ | ||
| return _.map(rows,function(row){ | ||
| if(!_.isArray(row)){ | ||
| var key = Object.keys(row)[0]; | ||
| row = row[key]; | ||
| if(_.isArray(row)){ | ||
| row = row.slice(); | ||
| row.unshift(key); | ||
| } | ||
| else { | ||
| row = [key,row]; | ||
| } | ||
| } | ||
| return _.map(row,function(cell){ | ||
| return new Cell(cell); | ||
| }); | ||
| }); | ||
| } | ||
| function iterateColumn(rows,col,fn,ctx){ | ||
| for(var i = 0; i < rows.length; i++){ | ||
| fn.call(ctx,rows[i][col],i); | ||
| } | ||
| } | ||
| function maxWidth(rows){ | ||
| return _.reduce(rows,function(maxWidth,row){ | ||
| return Math.max(maxWidth,row.length); | ||
| },0); | ||
| } | ||
| function getCell(rows,y,x){ | ||
| return rows[y][x]; | ||
| } | ||
| function iterateRow(rows,row,fn,ctx){ | ||
| var columns = rows[row]; | ||
| for(var i = 0; i < columns.length; i++){ | ||
| fn.call(ctx,columns[i],i); | ||
| } | ||
| } | ||
| function maxHeight(rows){ | ||
| return rows.length; | ||
| } | ||
| function getCellPivot(rows,x,y){ | ||
| return rows[y][x]; | ||
| } | ||
| module.exports = { | ||
| makeTableLayout:makeTableLayout, | ||
| maxWidth:maxWidth, | ||
| fillInTable:fillInTable, | ||
| computeWidths:makeComputeWidths(iterateColumn,maxWidth,'colSpan','desiredWidth',getCell), | ||
| computeHeights:makeComputeWidths(iterateRow,maxHeight,'rowSpan','desiredHeight',getCellPivot) | ||
| }; | ||
| })(); | ||
| function makeComputeWidths(iterateColumn,maxWidth,colSpan,desiredWidth,getCell){ | ||
| return function (vals,rows){ | ||
| var width = maxWidth(rows); | ||
| var result = []; | ||
| var spanners = []; | ||
| for(var columnIndex = 0; columnIndex < width; columnIndex++){ | ||
| if(!_.isNumber(vals[columnIndex])){ | ||
| var maxDesired = 0; | ||
| iterateColumn(rows,columnIndex,function(cell,rowIndex){ | ||
| if(cell[colSpan] && cell[colSpan] > 1){ | ||
| spanners.push({row:rowIndex,column:columnIndex}); | ||
| } | ||
| else { | ||
| maxDesired = Math.max(maxDesired,cell[desiredWidth] || 0); | ||
| } | ||
| }); | ||
| result[columnIndex] = maxDesired; | ||
| } | ||
| else { | ||
| result[columnIndex] = vals[columnIndex]; | ||
| iterateColumn(rows,columnIndex,function(cell,rowIndex) { | ||
| if (cell[colSpan] && cell[colSpan] > 1) { | ||
| spanners.push({row: rowIndex, column: columnIndex}); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
| while(spanners.length){ | ||
| var coords = spanners.pop(); | ||
| var cell = getCell(rows,coords.row,coords.column); | ||
| var span = cell[colSpan]; | ||
| var existingWidth = result[coords.column]; | ||
| var editableCols = _.isNumber(vals[coords.column]) ? 0 : 1; | ||
| for(var i = 1; i < span; i ++){ | ||
| existingWidth += 1 + result[coords.column + i]; | ||
| if(!_.isNumber(vals[coords.column + i])){ | ||
| editableCols++; | ||
| } | ||
| } | ||
| if(cell[desiredWidth] > existingWidth){ | ||
| i = 0; | ||
| while(editableCols > 0 && cell[desiredWidth] > existingWidth){ | ||
| if(!_.isNumber(vals[coords.column+i])){ | ||
| var dif = Math.round( (cell[desiredWidth] - existingWidth) / editableCols ); | ||
| existingWidth += dif; | ||
| result[coords.column + i] += dif; | ||
| editableCols--; | ||
| } | ||
| i++; | ||
| } | ||
| } | ||
| } | ||
| _.extend(vals,result); | ||
| } | ||
| } /* */ | ||
| module.exports = require('./layout-manager'); |
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