2012/12/4 Graham Gilmore <grahamg@xxxxxxxxxxxx>: > I could be wrong, as I'm not familiar with the details of BView > drawing, but on this line: > > owner->MovePenTo(BPoint(21, frame.bottom - 1)); > > It looks like you're moving to the very bottom of the given BRect > and then trying to draw some text which is (hopefully, if we want to read it > on the screen ;) several pixels tall. I'll hazard a guess that the text > you're trying to draw is simply getting clipped because it's outside the > drawable area, and there may be nothing wrong with your calculations at all. > > Graham > Hi, As you can see using BurnItNow http://haikuware.com/directory/view-details/utilities/cd-dvd-recording/burnitnow-exp-version All calculations are printed above the size bar: if you calculate a DataCD/DVD you will see size in MB; if you calculate an audioCD, nothing is printed.. But in anyway i'll try you suggestion! :-)