生成EAN13标准的条形码的ASP代码实例

  

复制代码 代码如下:

  <title>条形码生成</title>

  <%

  Rem =================================================================

  Rem = 函数:ean13

  Rem = 说明:生成EAN13标准的条形码,有实例(ASP代码)

  Rem = 版本:1.0.0

  Rem = 作者:第七种直角(7th/semico)

  Rem = Date:2005-08-08 11:57:06

  Rem = QQ:11110785

  Rem = QQ群:3773360

  Rem = 适用:按照需要生成EAN13标准的条形码

  Rem =================================================================

  Function ean13(code,w,h)

  Dim Guide,Dict,Lencode,Rencode,cStart,cMid,cEnd,Barcode,Lmethod

  Guide = array("AAAAAA","AABABB","AABBAB","ABAABB","ABBAAB","ABBBAA","ABABAB","ABABBA","ABBABA")

  Set Dict = CreateObject("Scripting.Dictionary")

  Dict.Add "A", "0001101001100100100110111101010001101100010101111011101101101110001011"

  Dict.Add "B", "0100111011001100110110100001001110101110010000101001000100010010010111"

  Rencode = array("1110010","1100110","1101100","1000010","1011100","1001110","1010000","1000100","1001000","1110100")

  cStart="101"

  cMid="01010"

  cEnd="101"

  if w<2 then w=2

  if h<20 then h=20

  cWidth=w '条码单元宽度

  cHeight=h '条码高度

  '检验条码是否符合标准

  if len(code)<>13 then response.write "必须为13位!":response.end

  for i=1 to 12

  if IsNumeric(mid(code,i,1)) then

  if i mod 2 then

  rsum=rsum+int(mid(code,i,1))

  else

  lsum=lsum+int(mid(code,i,1))

  end if

  else

  response.write "必须为数字码!":response.end

  end if

  next

  if 10-((lsum*3+rsum) mod 10) <> int(right(code,1)) then response.write "此条码错误!":response.end

  '转换条码

  Barcode=cStart

  Lmethod=left(code,1)

  'if Lmethod=0 then Lmethod=1

  for i=2 to 7

  barcode = barcode & mid(Dict(Mid(Guide(Lmethod-1),i-1,1)),(7*mid(code,i,1)+1),7)

  next

  barcode=barcode & cMid

  for i=8 to 13

  barcode = barcode & Rencode(mid(code,i,1))

  next

  barcode=barcode & cEnd

  fg="#000000" '条码前景色

  bg="#ffffff" '条码背景色

  response.write "<div style='position:absolute;width:"&cWidth*95+60&"px; height:"&cHeight+30&"px; background:"&bg&";'>"

  '绘制条码

  for x=1 to len(barcode)

  if x<5 or x>92 or (x>46 and x<51)then

  sh=10

  else

  sh=0

  end if

  if mid(barcode,x,1)="1" then

  bColor=fg

  else

  bColor=bg

  end if

  response.write "<div style='position:absolute;left:"&(x-1)*cWidth+30&"px;top:5px;width:"&cWidth&"px;height:"&cHeight+5+sh&"px;background:"&bColor&";'></div>"

  next

  '加入可读数字标签

  response.write "<div style='position:absolute;left:16px;top:"&cHeight+10&"px;background:"&bg&";color:"&fg&";font:12px Verdana;'>"&left(code,1)&"</div>"

  for x=1 to 6

  response.write "<div style='position:absolute;left:"&(x*7+2)*cWidth+22&"px;top:"&cHeight+10&"px;background:"&bg&";color:"&fg&";font:12px Verdana;'>"&mid(code,x+1,1)&"</div>"

  response.write "<div style='position:absolute;left:"&(x*7+47)*cWidth+24&"px;top:"&cHeight+10&"px;background:"&bg&";color:"&fg&";font:12px Verdana;'>"&mid(code,x+7,1)&"</div>"

  next

  response.write "<div style='position:absolute; left:30px;top:"&cHeight+25&"px;width:"&cWidth*95&"px;height:10px;text-align:center;background:#ffffff;border:solid 1px #e5e5e5;font:9px verdana;'>© 2007 by elbo </div>"

  response.write "</div>"

  End Function

  %>

  <p style="font:12px Verdana">

  <span style="text-decoration: none">

  <font color="#000000">适用:按照需要生成EAN13标准的条形码</font></span><br />

  可以试验以下条码:<br />

  9787900420206<br />

  9787894954947

  </p>

  <br />

  <form method="post" action="ttt.asp">

  <label>

  <input type="" name="bcode" />

  </label>

  <input type="submit" value="生成条码"/>

  </form>

  <p align="center"></p>

  <p align="center">

  <%

  if request("bcode")<>"" then

  call ean13(request("bcode"),2,100)

  else

  call ean13("1234567890128",2,100)

  end if

  %>

  </br></a>版权所有 </p>