图象转换上

'功能 Picture对象相关操作
'类别 模块

Option Explicit

'*****************************************************************
'* 将 icon 对象转换为 VB 的 picture 对象
'* 参数∶ hIcon 一个有效的图标句柄
'*****************************************************************
Function IconToPicture(ByVal hIcon As Long) As IPicture
Dim ipic As IPicture
Dim picdes As PICTDESC, iidIPicture As IID

If hIcon = hNull Then Exit Function
picdes.cbSizeofstruct = Len(picdes)
picdes.picType = vbPicTypeIcon
picdes.hgdiobj = hIcon
' Fill in magic IPicture GUID {7BF80980-BF32-101A-8BBB-00AA00300CAB}
iidIPicture.Data1 = &H7BF80980
iidIPicture.Data2 = &HBF32
iidIPicture.Data3 = &H101A
iidIPicture.Data4(0) = &H8B
iidIPicture.Data4(1) = &HBB
iidIPicture.Data4(2) = &H0
iidIPicture.Data4(3) = &HAA
iidIPicture.Data4(4) = &H0
iidIPicture.Data4(5) = &H30
iidIPicture.Data4(6) = &HC
iidIPicture.Data4(7) = &HAB

OleCreatePictureIndirect picdes, iidIPicture, True, ipic

Set IconToPicture = ipic
End Function

'******************************************************************
'* 将 Cursor 对象转换为 VB 的 Picture 对象
'* 参数∶ hIcon 一个有效的光标句柄
'******************************************************************
Function CursorToPicture(ByVal hIcon As Long) As IPicture
' It's just an alias
Set CursorToPicture = IconToPicture(hIcon)
End Function

'******************************************************************
'* 将 bitmap 对象转换为 VB 的 picture 对象
'* 参数∶ hBmp 一个有效的位图句柄
'* hpal 一个有效的调色板句柄
'******************************************************************
Function BitmapToPicture(ByVal hBmp As Long, _
Optional ByVal hPal As Long = hNull) As IPicture

Dim ipic As IPicture
Dim picdes As PICTDESC, iidIPicture As IID
picdes.cbSizeofstruct = Len(picdes)
picdes.picType = vbPicTypeBitmap
picdes.hgdiobj = hBmp
picdes.hPalOrXYExt = hPal
' Fill in magic IPicture GUID {7BF80980-BF32-101A-8BBB-00AA00300CAB}
iidIPicture.Data1 = &H7BF80980
iidIPicture.Data2 = &HBF32
iidIPicture.Data3 = &H101A
iidIPicture.Data4(0) = &H8B
iidIPicture.Data4(1) = &HBB
iidIPicture.Data4(2) = &H0
iidIPicture.Data4(3) = &HAA
iidIPicture.Data4(4) = &H0
iidIPicture.Data4(5) = &H30
iidIPicture.Data4(6) = &HC
iidIPicture.Data4(7) = &HAB

OleCreatePictureIndirect picdes, iidIPicture, True, ipic

Set BitmapToPicture = ipic
End Function

       以上代码来自： 源代码数据库(SourceDataBase)
           当前版本： 1.0.436
               作者： Shawls
           个人主页： Http://Shawls.Yeah.Net
             E-Mail： ShawFile@163.Net
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