// 为一列的字符串值增量
// 本方法只能应用在string值类型的列上，否则会抛出异常
// parameters:
// createValue 如果列单元不存在，则采用此值初始设置
// incValue 如果列单元已经存在，则采用原来的值后面追加此值，修改回
public void IncCurrency(
int nColumn,
string createValue,
string incValue)
{
EnsureCells(nColumn);
if (cells[nColumn] == null)
{
cells[nColumn] = createValue;
}
else
{
object oldvalue = cells[nColumn];
if (oldvalue is string)
{
string v = (string)oldvalue;
// 连接两个价格字符串
v = PriceUtil.JoinPriceString(v,
incValue);
string strSumPrices = "";
string strError = "";
// 将形如"-123.4+10.55-20.3"的价格字符串归并汇总
int nRet = PriceUtil.SumPrices(v,
out strSumPrices,
out strError);
if (nRet == 0)
{
v = strSumPrices;
}
if (nRet == -1)
{
throw new Exception("汇总金额字符串 '" + v + "' 时出错：" + strError);
}
// v += incValue;
cells[nColumn] = v;
}
else
{
throw (new Exception("列" + Convert.ToString(nColumn) + "类型必须为string"));
}
}
}
// 输出 RML 格式的表格
// 本函数负责写入 <table> 元素
// parameters:
// nTopLines 顶部预留多少行
void OutputRmlTable <T>(
IEnumerable <T> data_reader,
object sum,
XmlTextWriter writer,
int nMaxLines = -1)
{
// StringBuilder strResult = new StringBuilder(4096);
int i, j;
#if NO
if (nMaxLines == -1)
{
nMaxLines = table.Count;
}
#endif
writer.WriteStartElement("table");
WriteAttributeString(writer, "class", "table");
writer.WriteStartElement("thead");
writer.WriteStartElement("tr");
int nEvalCount = 0; // 具有 eval 的栏目个数
for (j = 0; j < this.Columns.Count; j++)
{
PrintColumn000 column = this.Columns[j];
if (column.Colspan == 0)
{
continue;
}
if (string.IsNullOrEmpty(column.Eval) == false)
{
nEvalCount++;
}
writer.WriteStartElement("th");
if (string.IsNullOrEmpty(column.CssClass) == false)
{
WriteAttributeString(writer, "class", column.CssClass);
}
if (column.Colspan > 1)
{
WriteAttributeString(writer, "colspan", column.Colspan.ToString());
}
WriteString(writer, column.Title);
writer.WriteEndElement(); // </th>
}
writer.WriteEndElement(); // </tr>
writer.WriteEndElement(); // </thead>
// 合计数组
object[] sums = null; // 2008/12/1 new changed
if (this.SumLine)
{
sums = new object[this.Columns.Count];
for (i = 0; i < sums.Length; i++)
{
sums[i] = null;
}
}
NumberFormatInfo nfi = new CultureInfo("zh-CN", false).NumberFormat;
nfi.NumberDecimalDigits = 2;
writer.WriteStartElement("tbody");
// Jurassic.ScriptEngine engine = null;
if (nEvalCount > 0 && engine == null)
{
engine = new Jurassic.ScriptEngine();
engine.EnableExposedClrTypes = true;
}
int nLineCount = 0;
var handle = data_reader.GetEnumerator();
// 内容行循环
for (i = 0; ; i++) // i < Math.Min(nMaxLines, table.Count)
{
if (handle.MoveNext() == false)
{
break;
}
nLineCount++;
#if NO
if (table.HasRows == false)
{
break;
}
#endif
// Line line = table[i];
if (engine != null)
{
engine.SetGlobalValue("line", data_reader);
}
string strLineCssClass = "content";
#if NO
if (report.OutputLine != null)
{
OutputLineEventArgs e = new OutputLineEventArgs();
e.Line = line;
e.Index = i;
e.LineCssClass = strLineCssClass;
report.OutputLine(this, e);
if (e.Output == false)
{
continue;
}
strLineCssClass = e.LineCssClass;
}
#endif
// strResult.Append("<tr class='" + strLineCssClass + "'>\r\n");
writer.WriteStartElement("tr");
WriteAttributeString(writer, "class", strLineCssClass);
// 列循环
for (j = 0; j < this.Columns.Count; j++)
{
PrintColumn000 column = this.Columns[j];
if (column.ColumnNumber < -1)
{
throw (new Exception("PrintColumn对象ColumnNumber列尚未初始化，位置" + Convert.ToString(j)));
}
string strText = "";
if (column.ColumnNumber != -1)
{
// Debug.Assert(column.ColumnNumber < data_reader.FieldCount, "");
if (string.IsNullOrEmpty(column.Eval) == false)
{
// engine.SetGlobalValue("cell", line.GetObject(column.ColumnNumber));
engine.SetGlobalValue("rowNumber", nLineCount.ToString());
engine.SetGlobalValue("currency", new PriceUtil());
strText = engine.Evaluate(column.Eval).ToString();
}
#if NO
else if (column.DataType == ColumnDataType.PriceDouble)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
{
strText = column.DefaultValue;
}
else
{
double v = data_reader.GetDouble(column.ColumnNumber);
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.PriceDecimal)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
{
strText = column.DefaultValue;
}
else
{
decimal v = data_reader.GetDecimal(column.ColumnNumber);
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.PriceDecimal)
{
if (data_reader.IsDBNull(column.ColumnNumber) == true)
{
strText = column.DefaultValue;
}
else
{
decimal v = data_reader.GetDecimal(column.ColumnNumber);
strText = v.ToString("N", nfi);
}
}
else if (column.DataType == ColumnDataType.Price)
{
// Debug.Assert(false, "");
if (data_reader.IsDBNull(column.ColumnNumber) == true)
{
strText = column.DefaultValue; // 2005/5/26
}
else
{
strText = data_reader.GetString(column.ColumnNumber); //
}
}
else if (column.DataType == ColumnDataType.String)
{
// strText = data_reader.GetString(column.ColumnNumber/*, column.DefaultValue*/);
// 2014/8/28
object o = data_reader.GetValue(column.ColumnNumber);
if (o != null)
{
strText = o.ToString();
}
else
{
strText = "";
}
}
#endif
else
{
TryGetFieldValue(handle.Current,
column.CssClass,
out object o);
// (column.ColumnNumber);
if (o != null)
{
strText = o.ToString();
}
else
{
strText = "";
}
}
}
else
{
// strText = data_reader.GetString(0); // line.Entry;
}
writer.WriteStartElement(j == 0 ? "th" : "td");
if (string.IsNullOrEmpty(column.CssClass) == false)
{
WriteAttributeString(writer, "class", column.CssClass);
}
WriteString(writer, strText);
writer.WriteEndElement(); // </td>
if (this.SumLine == true &&
column.Sum == true &&
column.ColumnNumber != -1)
{
string strDebugInfo = "";
try
{
// if (column.DataType != DataType.Currency)
{
// if (column.ColumnNumber < data_reader.FieldCount)
// v = data_reader.GetValue(column.ColumnNumber);
TryGetFieldValue(handle.Current,
column.CssClass,
out object v);
if (sums[j] == null)
{
sums[j] = v;
}
else
{
strDebugInfo = GetDebugInfo(column.DataType,
sums[j],
v);
sums[j] = AddValue(column.DataType,
sums[j],
v);
// sums[j] = ((decimal)sums[j]) + v;
}
}
}
catch (Exception ex) // 俘获可能因字符串转换为整数抛出的异常
{
throw new Exception("在累加 行 " + i.ToString() + " 列 " + column.ColumnNumber.ToString() + " 值的时候，出现异常(strDebugInfo='" + strDebugInfo + "'): " + ExceptionUtil.GetAutoText(ex));
}
}
}
// strResult.Append("</tr>\r\n");
writer.WriteEndElement(); // </tr>
}
writer.WriteEndElement(); // </tbody>
if (sum != null)
{
writer.WriteStartElement("tfoot");
writer.WriteStartElement("tr");
WriteAttributeString(writer, "class", "sum");
for (j = 0; j < this.Columns.Count; j++)
{
PrintColumn000 column = this.Columns[j];
string strText = "";
if (j == 0)
{
strText = "合计(" + nLineCount.ToString() + "行)";
}
else if (column.Sum == true)
{
if (string.IsNullOrEmpty(column.Eval) == false)
{
engine.SetGlobalValue("currency", new PriceUtil());
strText = engine.Evaluate(column.Eval).ToString();
}
else if (column.Sum == true)
{
TryGetFieldValue(sum,
column.CssClass,
out object o);
// (column.ColumnNumber);
if (o != null)
{
strText = o.ToString();
}
else
{
strText = "";
}
}
}
writer.WriteStartElement(j == 0 ? "th" : "td");
if (string.IsNullOrEmpty(column.CssClass) == false)
{
WriteAttributeString(writer, "class", column.CssClass);
}
WriteString(writer, strText);
writer.WriteEndElement(); // </td>
}
writer.WriteEndElement(); // </tr>
writer.WriteEndElement(); // </tfoot>
}
else if (this.SumLine == true)
{
/*
* SumLineReader sum_line = null;
* if (engine != null)
* {
* // 准备 Line 对象
* sum_line = new SumLineReader();
* sum_line.FieldValues = sums;
* sum_line.Read();
* engine.SetGlobalValue("line", sum_line);
* engine.SetGlobalValue("rowNumber", "");
* }
*/
// strResult.Append("<tr class='sum'>\r\n");
writer.WriteStartElement("tfoot");
writer.WriteStartElement("tr");
WriteAttributeString(writer, "class", "sum");
for (j = 0; j < this.Columns.Count; j++)
{
PrintColumn000 column = this.Columns[j];
string strText = "";
if (j == 0)
{
strText = "合计(" + nLineCount.ToString() + "行)";
}
else if (column.Sum == true)
{
if (string.IsNullOrEmpty(column.Eval) == false)
{
engine.SetGlobalValue("currency", new PriceUtil());
strText = engine.Evaluate(column.Eval).ToString();
}
else if (column.Sum == true &&
sums[j] != null)
{
if (column.DataType == ColumnDataType.PriceDouble)
{
strText = ((double)sums[j]).ToString("N", nfi);
}
else if (column.DataType == ColumnDataType.PriceDecimal)
{
strText = ((decimal)sums[j]).ToString("N", nfi);
}
else if (column.DataType == ColumnDataType.Price)
{
strText = Int64ToPrice((Int64)sums[j]);
}
else
{
strText = Convert.ToString(sums[j]);
}
if (column.DataType == ColumnDataType.Currency)
{
// 汇总价格
int nRet = PriceUtil.SumPrices(strText,
out string strSumPrice,
out string strError);
if (nRet == -1)
{
strText = strError;
}
else
{
strText = strSumPrice;
}
}
}
else
{
strText = column.DefaultValue; // " ";
}
}
writer.WriteStartElement(j == 0 ? "th" : "td");
if (string.IsNullOrEmpty(column.CssClass) == false)
{
WriteAttributeString(writer, "class", column.CssClass);
}
WriteString(writer, strText);
writer.WriteEndElement(); // </td>
}
// strResult.Append("</tr>\r\n");
writer.WriteEndElement(); // </tr>
writer.WriteEndElement(); // </tfoot>
}
writer.WriteEndElement(); // </table>
}