nanogui: Nano-X: Problem with Drawing big ttf fonts to pixmaps


Previous by date: 19 Dec 2013 20:09:21 -0000 Nano-X: Problem with Drawing big ttf fonts to pixmaps, Andreas Schwinghammer
Next by date: 19 Dec 2013 20:09:21 -0000 Re: Nano-X: Problem with Drawing big ttf fonts to pixmaps, Wayne Johnson
Previous in thread: 19 Dec 2013 20:09:21 -0000 Nano-X: Problem with Drawing big ttf fonts to pixmaps, Andreas Schwinghammer
Next in thread: 19 Dec 2013 20:09:21 -0000 Re: Nano-X: Problem with Drawing big ttf fonts to pixmaps, Wayne Johnson

Subject: RE: [nanogui] Nano-X: Problem with Drawing big ttf fonts to pixmaps
From: Wayne Johnson ####@####.####
Date: 19 Dec 2013 20:09:21 -0000
Message-Id: <f5c1617b37fc83d4d6820c59672f52bf@mail.gmail.com>

Will GdGetTextSize() do what you need? You pass in a string and it should
give you back the width and the height for a specific font.

Wayne

> -----Original Message-----
> From: Andreas Schwinghammer ####@####.####
> Sent: Thursday, December 19, 2013 4:18 AM
> To: ####@####.####
> Subject: [nanogui] Nano-X: Problem with Drawing big ttf fonts to
> pixmaps
>
> Hi all,
>
> I have a problem with drawing characters to pixmap.
>
> I want to draw a character to a pixmap. To get the dimensions for this
> pixmap I use the width of the character.
> After I create the Font using GrCreateFont() I use GrGetFontInfo()-
> Function for getting the character information.
> The drawing itself works. I only get the wrong character widths => so I
> have the wrong pixmap width.
>
> My problem, if I want a font with a height > 255pts, I get some
> characters with a width > 255pts.
> In MWFONTINFO structure there is "widths[256]" defined as MWUCHAR
> (unsigned char).
> But I think I need unsigned int for my problem
>
> My issue for getting the right width is to change this to another data
> typ (f.e. unsigned int).
> I tried this, but it ran to an error
>
> "nxclient xxxxxxx: Wrong packet type 40 (expected 17)" (in client.c
> CheckBlockType(short packettype))
>
> What I have to do to get the right font widths for my characters?
>
> Many thanks
>
> Andreas

Previous by date: 19 Dec 2013 20:09:21 -0000 Nano-X: Problem with Drawing big ttf fonts to pixmaps, Andreas Schwinghammer
Next by date: 19 Dec 2013 20:09:21 -0000 Re: Nano-X: Problem with Drawing big ttf fonts to pixmaps, Wayne Johnson
Previous in thread: 19 Dec 2013 20:09:21 -0000 Nano-X: Problem with Drawing big ttf fonts to pixmaps, Andreas Schwinghammer
Next in thread: 19 Dec 2013 20:09:21 -0000 Re: Nano-X: Problem with Drawing big ttf fonts to pixmaps, Wayne Johnson


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