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Creates a bitmap type Picture object from a bitmap and palette

Creates a bitmap type Picture object from a bitmap and palette

API Declarations


' * Programmer Name : Waty Thierry
' * Web Site : www.geocities.com/ResearchTriangle/6311/
' * E-Mail : [email protected]
' * Date : 13/10/98
' * Time : 09:18
' * Module Name : Capture_Module
' * Module Filename : Capture.bas
' **********************************************************************
' * Comments : Creates a bitmap type Picture object from a bitmap
' * and palette
' **********************************************************************

Option Explicit

Private Type GUID
Data1 As Long
Data2 As Integer
Data3 As Integer
Data4(7) As Byte
End Type

Private Type PicBmp
Size As Long
nType As Long
hBmp As Long
hPal As Long
Reserved As Long
End Type

Private Declare Function OleCreatePictureIndirect Lib "olepro32.dll" (PicDesc As PicBmp, RefIID As GUID, ByVal fPictureOwnsHandle As Long, ipic As IPicture) As Long




Rate Creates a bitmap type Picture object from a bitmap and palette

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   ' #VBIDEUtils#************************************************************
   ' * Programmer Name  : Waty Thierry
   ' * Web Site         : www.geocities.com/ResearchTriangle/6311/
   ' * E-Mail           : [email protected]
   ' * Date             : 13/10/98
   ' * Time             : 09:18
   ' * Module Name      : Capture_Module
   ' * Module Filename  : Capture.bas
   ' * Procedure Name   : CreateBitmapPicture
   ' * Parameters       :
   ' *                    ByVal hBmp As Long
   ' *                    ByVal hPal As Long
   ' **********************************************************************
   ' * Comments         : Creates a bitmap type Picture object from a bitmap
   ' *   and palette
   ' *  hBmp
   ' * - Handle to a bitmap
   ' *
   ' *  hPal
   ' * - Handle to a Palette
   ' * - Can be null if the bitmap doesn't use a palette
   ' *
   ' *  Returns
   ' * - Returns a Picture object containing the bitmap
   ' *
   ' *
   ' **********************************************************************
   
   Dim r                As Long
   Dim Pic              As PicBmp
   
   ' *** IPicture requires a reference to "Standard OLE Types"
   Dim ipic             As IPicture
   Dim IID_IDispatch    As GUID
   
   ' *** Fill in with IDispatch Interface ID
   With IID_IDispatch
      .Data1 = &H20400
      .Data4(0) = &HC0
      .Data4(7) = &H46
   End With

   ' *** Fill Pic with necessary parts
   With Pic
      .Size = Len(Pic) ' Length of structure
      .nType = vbPicTypeBitmap ' Type of Picture (bitmap)
      .hBmp = hBmp ' Handle to bitmap
      .hPal = hPal ' Handle to palette (may be null)
   End With

   ' *** Create Picture object
   r = OleCreatePictureIndirect(Pic, IID_IDispatch, 1, ipic)

   ' *** Return the new Picture object
   Set CreateBitmapPicture = ipic

End Function