[Pygui] Printing coordinate system problem

[Thomas Heller]

Am 14.12.2009 11:51, schrieb Greg Ewing:
> I'm wrestling with printing support for PyGUI on Windows.
> I'd like to set up the coordinate system during printing
> so that (0, 0) is at the corner of the paper, so that I
> can arrange for the margins to have predictable sizes.
> 
> However, the device context I get from calling PrintDlg()
> seems to be set up so that the origin is at the corner
> of the printable area of the page, which is smaller by
> some amount that depends on the printer being used.
> 
> If I could find out the limits of the printable area,
> I could correct for this, but there doesn't seem to be
> any straightforward way of getting this information.
> It doesn't seem to appear anywhere in any of the
> structs returned by PrintDlg(), and I can't find any
> call that might extract it from the device context.
> 
> Am I missing something? Surely this an issue that most
> applications that print have to deal with. How do they
> do it?
> 

I would guess that GetDeviceCaps() returns the information that you need.

-- 
Thanks,
Thomas