On Sat, 3 Nov 2007 16:40:38 -0400 "Hess, Philip J" <[EMAIL PROTECTED]> wrote:
> As I feared, your fix busted my custom control. Please revert the > change until a better solution is arrived at. > > Please don't assume that the LCL is the entire universe. SynEdit is not part of the LCL and Canvas.TextOut is a quite important function. It should not print a proportional font monospaced. > I'm porting > a large custom control that had character positioning problems on > Carbon (other widgetsets were fine) until Tomas fixed > BeginTextRender. Now it's broken again for me. I undid the change, although I'm not sure why you need proportional fonts printed monospaced. Mattias > > Thanks. > > -Phil > > > -----Original Message----- > From: Mattias Gaertner [mailto:[EMAIL PROTECTED] > Sent: Sat 11/3/2007 3:24 PM > To: lazarus@miraclec.com > Subject: Re: [lazarus] Carbon Widgetset: character spacing problems > > On Sat, 3 Nov 2007 16:09:16 -0400 > "Hess, Philip J" <[EMAIL PROTECTED]> wrote: > > > SynEdit is not the only custom control that was fixed by the change > > to BeginTextRender that disabled the fractional positioning of > > characters. This was an important fix since proportional font > > characters do not have whole number widths, yet they can only be > > displayed on a device using whole pixels. Without disabling this, > > then width(char) x number of chars in string <> width(string), which > > is what was causing the problem in SynEdit (and any other text > > editor type custom controls). Note that all char and string width > > functions return a whole number, so individual char widths get > > rounded. > > AFAIK only synedit needs monospace fonts. What other text editor's do > you mean? > > > > Tobias, what fonts are you using? Could you post your example app. > > I'm not seeing the char positioning differences here. > > > > Please be careful making any changes to this. I believe > > Canvas.OutText calls ExtTextOut with DX=nil so the suggested > > workaround may break some other things that were fixed with the > > BeginTextRender change. > > Yes, afaik only SynEdit fills DX. All others don't use it. If DX<>nil > every character is placed at a custom position. With DX=nil the > widgetset should paint the text normal. > > > Mattias > > _________________________________________________________________ > To unsubscribe: mail [EMAIL PROTECTED] with > "unsubscribe" as the Subject > archives at http://www.lazarus.freepascal.org/mailarchives > _________________________________________________________________ To unsubscribe: mail [EMAIL PROTECTED] with "unsubscribe" as the Subject archives at http://www.lazarus.freepascal.org/mailarchives
