// 计算价格乘积
// 从PrintOrderForm中转移过来
public static int MultiPrice(string strPrice,
int nCopy,
out string strResult,
out string strError)
{
strError = "";
strResult = "";
string strPrefix = "";
string strValue = "";
string strPostfix = "";
int nRet = PriceUtil.ParsePriceUnit(strPrice,
out strPrefix,
out strValue,
out strPostfix,
out strError);
if (nRet == -1)
{
return(-1);
}
decimal value = 0;
try
{
value = Convert.ToDecimal(strValue);
}
catch
{
strError = "数字 '" + strValue + "' 格式不正确";
return(-1);
}
value *= (decimal)nCopy;
strResult = strPrefix + value.ToString() + strPostfix;
return(0);
}
public static CurrencyItem Parse(string strText)
{
string strError = "";
string strPrefix = "";
string strValue = "";
string strPostfix = "";
int nRet = PriceUtil.ParsePriceUnit(strText,
out strPrefix,
out strValue,
out strPostfix,
out strError);
if (nRet == -1)
{
throw new Exception(strError);
}
decimal value = 0;
try
{
value = Convert.ToDecimal(strValue);
}
catch
{
strError = "数字 '" + strValue + "' 格式不正确";
throw new Exception(strError);
}
CurrencyItem item = new CurrencyItem();
item.Prefix = strPrefix;
item.Postfix = strPostfix;
item.Value = value;
return(item);
}
public static string Add(string strText1, string strText2)
{
PriceUtil currency = new PriceUtil(strText1);
return(currency.Add(strText2).ToString());
}