📄 code.asp
字号:
CDGen_FowardDraw Rnd * 0.4 + 1
CDGen_SetDirection Rnd * 20 + 70
CDGen_FowardDraw 1.5
CDGen_SetDirection Rnd * 20 + 70
CDGen_FowardDraw Rnd * 0.4 + 1
CDGen_Close 0
Case "E"
CDGen_SetDirection -90
CDGen_FowardDraw Rnd * 0.4 + 0.7
CDGen_MoveToMiddle 0, 0
CDGen_SetDirection 90
CDGen_FowardDraw 1.5
CDGen_MoveToMiddle 1, 50
CDGen_SetDirection -90
CDGen_FowardDraw Rnd * 0.4 + 0.7
CDGen_MoveToMiddle 1, 80
CDGen_FowardDraw Rnd * 0.4 + 0.7
Case "G"
CDGen_SetDirection -60
CDGen_FowardDraw -0.7
CDGen_SetDirection -60
CDGen_FowardDraw -0.7
CDGen_SetDirection 120
CDGen_FowardDraw 1.5
CDGen_SetDirection 120
CDGen_FowardDraw -0.7
CDGen_SetDirection 120
CDGen_FowardDraw 0.7
CDGen_SetDirection -90
Case "H"
CDGen_FowardDraw 1.5
CDGen_MoveToMiddle 0, 50
CDGen_SetDirection -90
CDGen_FowardDraw Rnd * 0.4 + 0.7
CDGen_SetDirection 90
CDGen_FowardDraw 0.7
CDGen_MoveToMiddle 2, 0
CDGen_SetDirection -180
CDGen_FowardDraw 0.7
Case "I"
CDGen_SetDirection -90
CDGen_FowardDraw 1
CDGen_MoveToMiddle 0, 50
CDGen_SetDirection 90
CDGen_FowardDraw 1.5
CDGen_SetDirection -90
CDGen_FowardDraw 0.5
CDGen_MoveToMiddle 2, 0
CDGen_SetDirection 180
CDGen_FowardDraw 0.5
Case "J"
CDGen_SetDirection 90
CDGen_FowardDraw 0.7
CDGen_SetDirection 45
CDGen_FowardDraw 0.4
CDGen_MoveCursor 0
CDGen_SetDirection -135
CDGen_FowardDraw -1.5
CDGen_SetDirection 90
CDGen_FowardDraw 0.7
CDGen_FowardDraw -1.4
Case "K"
CDGen_FowardDraw -1.5
CDGen_MoveToMiddle 0, 30
CDGen_SetDirection -60
CDGen_FowardDraw 0.8
CDGen_MoveCursor 1
CDGen_SetDirection -60
CDGen_FowardDraw 0.8
Case "L"
CDGen_SetDirection -90
CDGen_FowardDraw 0.8
CDGen_SetDirection -45
CDGen_FowardDraw 0.5
CDGen_MoveCursor 0
CDGen_SetDirection -45
CDGen_FowardDraw 1.5
Case "M"
CDGen_SetDirection -135
CDGen_FowardDraw 1.5
CDGen_SetDirection 90
CDGen_FowardDraw 1
CDGen_SetDirection -90
CDGen_FowardDraw 1
CDGen_SetDirection 90
CDGen_FowardDraw 1.5
Case "N"
CDGen_SetDirection -135
CDGen_FowardDraw 1.5
CDGen_SetDirection 90
CDGen_FowardDraw 1
CDGen_SetDirection -90
CDGen_FowardDraw 1.5
Case "Q"
CDGen_SetDirection -60
CDGen_FowardDraw -0.7
CDGen_SetDirection -60
CDGen_FowardDraw -0.7
CDGen_SetDirection 120
CDGen_FowardDraw 1.5
CDGen_SetDirection -60
CDGen_FowardDraw 0.7
CDGen_MoveToMiddle 3, 50
CDGen_SetDirection 90
CDGen_FowardDraw 0.7
CDGen_FowardDraw -1.4
CDGen_SetDirection -60
CDGen_FowardDraw 0.7
CDGen_Close 0
Case "R"
CDGen_SetDirection -180
CDGen_FowardDraw 1.5
CDGen_SetDirection 110
CDGen_FowardDraw 0.6
CDGen_SetDirection 70
CDGen_FowardDraw 0.4
CDGen_CloseToMiddle 0,55
CDGen_MoveToMiddle 0,40
CDGen_SetDirection -50
CDGen_FowardDraw 1.5
Case "S"
Case "T"
CDGen_SetDirection 180
CDGen_FowardDraw 2.0
CDGen_SetDirection 90
CDGen_FowardDraw 0.9
CDGen_FowardDraw -1.8
Case "U"
Case "X"
CDGen_SetDirection -135
CDGen_FowardDraw 3.0
CDGen_MoveToMiddle 0,30
CDGen_SetDirection -90
CDGen_FowardDraw 1.5
CDGen_FowardDraw -3.0
Case "Y"
CDGen_FowardDraw -3.0
CDGen_SetDirection -135
CDGen_FowardDraw 2.0
CDGen_MoveCursor 1
CDGen_SetDirection -90
CDGen_FowardDraw 2.0
Case "Z"
CDGen_SetDirection -90
CDGen_FowardDraw 2.0
CDGen_MoveCursor 0
CDGen_SetDirection -45
CDGen_FowardDraw 3.0
CDGen_SetDirection 45
CDGen_FowardDraw -2.0
End select
CDGen_Flush X0, Y0
End Sub
Sub CDGen_Blur()
' 对产生的位图进行柔化处理
Dim i, j
For j = 1 To PicHeight - 2
For i = 1 To PicWidth - 2
If Buf(j, i) = 0 Then
If ((Buf(j, i - 1) Or Buf(j + 1, i)) And 1) <> 0 Then
' 如果当前点是空白点，且上下左右四个点中有一个点是有色点，则该点做柔化处理
Buf(j, i) = 2
End If
End If
Next
Next
End Sub
Sub CDGen_NoisyLine()
Dim i
For i=1 To nNoisyLineCount
CDGen_Line Rnd * PicWidth, Rnd * PicHeight, Rnd * PicWidth, Rnd * PicHeight
Next
End Sub
Sub CDGen_NoisyDot()
' 对产生的位图进行噪点处理
Dim i, j, NoisyDot, CurDot
For j = 0 To PicHeight - 1
For i = 0 To PicWidth - 1
If Buf(j, i) <> 0 Then
If Rnd < nColorNoisyDotOdds Then
Buf(j, i) = 0
Else
Buf(j, i) = nSaturation
End If
Else
If Rnd < nBlankNoisyDotOdds Then
Buf(j, i) = nSaturation
Else
Buf(j, i) = 0
End If
End If
Next
Next
End Sub
Sub CDGen()
' 生成位图阵列
Dim i, Ch, w, x, y
DigtalStr = ""
CDGen_Clear
w = nImgWidth / nCharCount
For i = 0 To nCharCount - 1
nPixelWidth = w * (1 + (Rnd * 2 - 1) * nCharWidthRandom / 100)
nPixelHeight = nImgHeight * (1 - Rnd * nCharHeightRandom / 100)
x = nSpaceX + w * (i + (Rnd * 2 - 1) * nPositionXRandom / 100)
y = nSpaceY + nImgHeight * (Rnd * 2 - 1) * nPositionYRandom / 100
Ch = Mid(cCharSet, Int(Rnd * Len(cCharSet)) + 1, 1)
DigtalStr = DigtalStr + Ch
CDGen_Char Ch, x, y
Next
CDGen_Blur
CDGen_NoisyLine
CDGen_NoisyDot
End Sub
Function HSBToRGB(vH, vS, vB)
' 将颜色值由HSB转换为RGB
Dim aRGB(3), RGB1st, RGB2nd, RGB3rd
Dim nH, nS, nB
Dim lH, nF, nP, nQ, nT
vH = (vH Mod 360)
If vS > 100 Then
vS = 100
ElseIf vS < 0 Then
vS = 0
End If
If vB > 100 Then
vB = 100
ElseIf vB < 0 Then
vB = 0
End If
If vS > 0 Then
nH = vH / 60
nS = vS / 100
nB = vB / 100
lH = Int(nH)
nF = nH - lH
nP = nB * (1 - nS)
nQ = nB * (1 - nS * nF)
nT = nB * (1 - nS * (1 - nF))
select Case lH
Case 0
aRGB(0) = nB * 255
aRGB(1) = nT * 255
aRGB(2) = nP * 255
Case 1
aRGB(0) = nQ * 255
aRGB(1) = nB * 255
aRGB(2) = nP * 255
Case 2
aRGB(0) = nP * 255
aRGB(1) = nB * 255
aRGB(2) = nT * 255
Case 3
aRGB(0) = nP * 255
aRGB(1) = nQ * 255
aRGB(2) = nB * 255
Case 4
aRGB(0) = nT * 255
aRGB(1) = nP * 255
aRGB(2) = nB * 255
Case 5
aRGB(0) = nB * 255
aRGB(1) = nP * 255
aRGB(2) = nQ * 255
End select
Else
aRGB(0) = (vB * 255) / 100
aRGB(1) = aRGB(0)
aRGB(2) = aRGB(0)
End If
HSBToRGB = ChrB(Round(aRGB(2), 0)) & ChrB(Round(aRGB(1), 0)) & ChrB(Round(aRGB(0), 0))
End Function
Sub CreatValidCode(pSN)
Dim i, j, CurColorHue
'---------------------------- 输出头换到这里
' 禁止缓存
'Response.Expires = -9999
Response.buffer=true
Response.ExpiresAbsolute = Now() - 1
Response.Expires = 0
Response.CacheControl = "no-cache"
Response.AddHeader "Pragma","no-cache"
Response.AddHeader "cache-ctrol","no-cache"
Response.ContentType = "Image/BMP"
Randomize
nCharCount = nCharMin + CInt(Rnd * (nCharMax - nCharMin))
PicWidth = nImgWidth + 2 * nSpaceX
PicHeight = nImgHeight + 2 * nSpaceY
'-------------------------------------------
CDGen
Session(pSN) = DigtalStr '记录入Session
Dim FileSize, PicDataSize
PicDataSize = PicWidth * PicHeight * 3
FileSize = PicDataSize + 54
' 输出BMP文件信息头
Response.BinaryWrite ChrB(66) & ChrB(77) & ChrB(FileSize Mod 256) & ChrB((FileSize \ 256) Mod 256) & ChrB((FileSize \ 256 \ 256) Mod 256) & ChrB(FileSize \ 256 \ 256 \ 256) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(54) & ChrB(0) & ChrB(0) & ChrB(0)
' 输出BMP位图信息头
Response.BinaryWrite ChrB(40) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(PicWidth Mod 256) & ChrB((PicWidth \ 256) Mod 256) & ChrB((PicWidth \ 256 \ 256) Mod 256) & ChrB(PicWidth \ 256 \ 256 \ 256) & ChrB(PicHeight Mod 256) & ChrB((PicHeight \ 256) Mod 256) & ChrB((PicHeight \ 256 \ 256) Mod 256) & ChrB(PicHeight \ 256 \ 256 \ 256) & ChrB(1) & ChrB(0) & ChrB(24) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(PicDataSize Mod 256) & ChrB((PicDataSize \ 256) Mod 256) & ChrB((PicDataSize \ 256 \ 256) Mod 256) & ChrB(PicDataSize \ 256 \ 256 \ 256) & ChrB(18) & ChrB(11) & ChrB(0) & ChrB(0) & ChrB(18) & ChrB(11) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0) & ChrB(0)
' 逐点输出位图阵列
If nColorHue = -1 Then
CurColorHue = rndcolor()
ElseIf nColorHue <> -2 Then
CurColorHue = nColorHue
End If
For j = 0 To PicHeight - 1
For i = 0 To PicWidth - 1
If nColorHue = -2 Then
Response.BinaryWrite HSBToRGB(0, 0, 100 - Buf(PicHeight - 1 - j, i))
Else
Response.BinaryWrite HSBToRGB(CurColorHue, Buf(PicHeight - 1 - j, i), 100)
End If
Next
Next
End Sub
Function rndcolor()
Dim ci
ci=Int(Rnd * 360)
While Not (((int(ci) > 1) And (int(ci) < 40)) Or ((int(ci) > 220) And (int(ci) < 360)))
ci=Int(Rnd * 360)
Wend
rndcolor=ci
End Function
'-----------------------------------
Public Function Rndcode(OBASN)
Dim sSql,rs
sSql="select top 1 * From Oblog_Verifiydata "
If Is_Sqldata = 1 Then
sSql= sSql & " Order By Newid()"
Else
Randomize
sSql= sSql & " Order By Rnd(-(ID+"&Rnd()&"))"
End If
link_database()
Set rs=conn.Execute (sSql)
If Not (rs.eof Or rs.bof) Then
session("OblogGetCode2_ask_"&OBASN)=rs("ask")
Session("GetCode"&OBASN)=rs("answer")
Else
session("OblogGetCode2_ask_"&OBASN)="随记问题数据库内没有随记问题数据!"
Session("GetCode"&OBASN)=md5(Now())
End If
Set rs=Nothing
conn.close
Set conn=Nothing
End Function
%>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -