public chartDataColumn(DataColumn source) { columnLabel = source.GetHeading(); dataFormatting = source.GetFormat(); if (!source.GetValueType().isNumber()) { escapeValueFormat = "'{0}'"; } foreach (DataRow dr in source.Table.Rows) { String v = dr[source].toStringSafe("", dataFormatting); if (escapeValueFormat != "{0}") { v = String.Format(escapeValueFormat, v); } columnValues.Add(v); } }
public String DataToJ3CodeData(DataTable table, params String[] columnToSeries) { StringBuilder sb = new StringBuilder(); sb.Append(leftSquareBracket + " "); for (int i2 = 0; i2 < columnToSeries.Length; i2++) { String column_name = columnToSeries[i2]; DataColumn dc = table.Columns[column_name]; String label = dc.GetHeading(); sb.Append(leftSquareBracket + " " + singleQuoteBracket + label + singleQuoteBracket + " " + dataEntrySeparator + " "); for (int i = 0; i < table.Rows.Count; i++) { DataRow dr = table.Rows[i]; if (i == table.Rows.Count - 1) { sb.Append(dr[dc] + " "); } else { sb.Append(dr[dc] + dataEntrySeparator + " "); } } if (column_name == columnToSeries.Last()) { sb.Append(" " + rightSquareBracket); } else { sb.Append(" " + rightSquareBracket + " " + dataEntrySeparator); } } sb.Append(" " + rightSquareBracket); return(sb.ToString()); }
public chartModel BuildBarChart(DataTable dataTable, String ColumnForXLabel = "") { var output = new chartModel(); DataColumn dateColumn = null; if (ColumnForXLabel != "") { dateColumn = dataTable.Columns[ColumnForXLabel]; } foreach (DataColumn dc in dataTable.Columns) { chartDataColumn cdc = new chartDataColumn(dc); if (dc == dateColumn) { cdc.columnLabel = "x"; output.data.dataAxisPairs.Add(new dataAxisXYPair() { XColumnName = "x", YColumnName = "x" }); output.axis.Add(new chartAxis() { axisLetter = "x", label = dateColumn.GetHeading(), axisType = chartTypeEnum.timeseries, tick = new chartAxisTick() { format = "%Y-%m-%d" } }); } else { } output.axis.Add(new chartAxis() { axisLetter = "y", label = "y", axisType = chartTypeEnum.timeseries, tick = new chartAxisTick() { isFormatJS = true, format = " d3.format(\",\") " } }); output.data.columns.Add(cdc); } output.data.type = chartTypeEnum.bar; output.chartFormat = new chartTypeFormatting() { axisType = chartTypeEnum.bar, width = 0.8, title = dataTable.GetTitle() }; return(output); }