Binaryworld - Print a Picture to Fit a Page! ... [ VB -> Printing ]

Module

Option Explicit

Public Sub PrintPictureToFitPage(Pic As Picture)
  Dim PicRatio As Double
  Dim printerWidth As Double
  Dim printerHeight As Double
  Dim printerRatio As Double
  Dim printerPicWidth As Double
  Dim printerPicHeight As Double

  ' Determine if picture should be printed in landscape or portrait
  ' and set the orientation.
  If Pic.Height >= Pic.Width Then
    Printer.Orientation = vbPRORPortrait ' Taller than wide.
  Else
    Printer.Orientation = vbPRORLandscape ' Wider than tall.
  End If
  ' Calculate device independent Width-to-Height ratio for picture.
  PicRatio = Pic.Width / Pic.Height
  ' Calculate the dimentions of the printable area in HiMetric.
  printerWidth = Printer.ScaleX(Printer.ScaleWidth, Printer.ScaleMode, vbHimetric)
  printerHeight = Printer.ScaleY(Printer.ScaleHeight, Printer.ScaleMode, vbHimetric)
  ' Calculate device independent Width to Height ratio for printer.
  printerRatio = printerWidth / printerHeight
  ' Scale the output to the printable area.
  If PicRatio >= printerRatio Then
    ' Scale picture to fit full width of printable area.
    printerPicWidth = Printer.ScaleX(printerWidth, vbHimetric, Printer.ScaleMode)
    printerPicHeight = Printer.ScaleY(printerWidth / PicRatio, vbHimetric, Printer.ScaleMode)
  Else
    ' Scale picture to fit full height of printable area.
    printerPicHeight = Printer.ScaleY(printerHeight, vbHimetric, Printer.ScaleMode)
    printerPicWidth = Printer.ScaleX(printerHeight * PicRatio, vbHimetric, Printer.ScaleMode)
  End If
  ' Print the picture using the PaintPicture method.
  Printer.PaintPicture Pic, 0, 0, printerPicWidth, printerPicHeight
End Sub

Usage

Click here to copy the following block

'********************************************
'I had a heck of a time trying to print graphics from my
'picturebox until I used the folowing code:
'Here is how you call the sub shown above
'********************************************
Private Sub Command1_Click()
  'Turn on AutoRedraw
  AutoRedraw = -1
  'Until I put this next line in nothing was working and I mean zip, blank sheets, nada
  Picture1.Picture = Picture1.Image
  'Print the Image
  Call PrintPictureToFitPage(Form1.Picture1.Picture)
  Printer.EndDoc
End Sub

'Please watch the wordwrap!

'Hope someone can use this, regards Hans