Re: Printing with ReportBuider

Author

Message

Sergey Tkachenko

Posted: 04/05/2002 16:36:37

96 is a pixels-per-inch value of screen.

But for RichView printing, it should be equal to ppi of printer

(prnsad.ppiyDevice). For example, for my HP LJ 1100 ppi=600 (600 dots per

inch)

Is value of prnsad.ppiyDevice = 96 too?

> if

TCustomMainPtblRVData(FHelper.RichView.RVData).PrnSaD.ppixDevice>TCustomMain

> PtblRVData(FHelper.RichView.RVData).PrnSaD.ppiyDevice then

> lPrinter.Canvas.Font.PixelsPerInch :=

> TCustomMainPtblRVData(FHelper.RichView.RVData).PrnSaD.ppiyDevice

> else

> lPrinter.Canvas.Font.PixelsPerInch :=

> TCustomMainPtblRVData(FHelper.RichView.RVData).PrnSaD.ppixDevice;

> The ppi always seems to be 96 and aribitrarily changing it (*20, /2, etc)

> does'nt make any difference, which is is indicative of the problem, I

> suppose.

> I did a similar posting to ReportBuilder support and they've requested my

> wrapper to check out.

> It will be in all our interests to get this working.

> "Sergey Tkachenko" <[email protected]> wrote in message

> news:[email protected]...

> > Is Canvas.Font.PixelsPerInch set to the printer resolution?

> >

> > > We have made a RichView support component for use in ReportBuilder

> > > (Piparti). The preview is now working reasonably well, but with the

> > > printing, while the page starts in the correct position after the

report

> > > header and ends without writing over the report footer, the font is

way

> > > larger than it should be. Embedded pictures are drawn at the correct

> > > position and size and a table's frame is also correct in position and

> > size,

> > > so we seem to have the scaling correct - it's just the @#$ font! The

> page

> > is

> > > being drawn to ReportBuilder's printer canvas and not directly to the

> > actual

> > > printer canvas, but it's canvas is being set to the correct font style

> on

> > > TextOutA in TFontInfo.Draw, so it seems to be some sort of canvas

> setting,

> > > or probably more likely, ReportBuilder is doing some sort of stretch

> copy

> > to

> > > the actual printer canvas that is scaling the graphics, but not the

> > fonts -

> > > but the problem does not exist with other ReportBuilder components.

> > >

> > > Any suggestions?

> > >

> >