用水晶报表做条码打印

ALTER FUNCTION [dbo].[StrToCode128B](  
 @Str NVARCHAR(200)=‘GetonJew‘)--128B码：ChrW(204)   
 RETURNS NVARCHAR(200)   
AS  --  by GetonJew
BEGIN  
 DECLARE @checkB INT   
 DECLARE @i INT ,@j INT  
 DECLARE @str2 NVARCHAR(2)  
 SET @i=1  
   
 SET @checkB = 1  --开始位的码值为104 mod 103 =1   
                  --   
 WHILE @i <= LEN(@Str)   
 BEGIN  
  SET @str2 = SUBSTRING(@Str,@i,1)  
  SET @j = ASCII(@str2) --不过滤无效字符,比如汉字   
  IF @j<135   
  BEGIN  
   SET @j=@j-32  
  END  
  ELSE IF @j>134   
  BEGIN  
   SET @j=@j-100  
  END  
  SET @checkB = (@checkB + @i * @j) % 103   --计算校验位   
  SET @i=@i+1  
 END    
   
 IF @checkB<95 AND @checkB>0 --有的资料直接求103的模,解说不充分,因为有的校验位超过127时,系统会"吃"掉它们(连带休止符).   
 BEGIN  
  SET @checkB = @checkB + 32  
 END  
 ELSE IF @checkB > 94  -- ‘字体设置时,字模被定义了2个值.观察字体文件时能发现.   
 BEGIN  
  SET @checkB = @checkB + 100  
 END  
   
     RETURN NCHAR(204) + @Str + CASE WHEN @checkB>0 THEN NCHAR(@checkB) ELSE NCHAR(32) END + NCHAR(206)  
   
END 

Function Code128  ( strIn As string ) As String  

Dim intLoop As Number 
Dim intPosition as Number 
Dim intTotalVal as Number 
Dim strOut as String 
Dim strSpChr as String 
Dim strEndChr as String 
Dim intEndNo as Number 
strOut = "" 
for 
intLoop = 0 to Len(strIn) - 1 
intPosition = intLoop + 1  
strSpChr = Mid(strIn, intPosition, 1)  
intTotalVal = intTotalVal + (Asc(strSpChr) - 32) * intPosition 
next 

intTotalVal = intTotalVal + 104 

intTotalVal = intTotalVal mod 103 

If intTotalVal >= 95 Then 

Select Case intTotalVal 
Case 95 
strEndChr = "Ã" 
Case 96 
strEndChr = "Ä" 
Case 97 
strEndChr = "Å" 
Case 98 
strEndChr = "Æ" 
Case 99 
strEndChr = "Ç" 
Case 100 
strEndChr = "È" 
Case 101 
strEndChr = "É" 
Case 102 
strEndChr = "Ê" 
End Select 
Else 
intTotalVal = intTotalVal + 32 
strEndChr = Chr(intTotalVal) 
End If 
Code128 = "Ì" + strIn + strEndChr + "Î"   

End Function