Re: [ft] Using SVG Font Glyph Data In FreeType

[Tom Bishop, Wenlin Institute]

On Apr 1, 2010, at 7:03 AM, Andy Kellett wrote:

> Hi,
> 
> I am working on a project that uses an SVG file containing custom font data. 
> All the data for working with the fonts are present in the SVG file, and I 
> have been scouring the freetype documentation for ways to work with this data 
> directly in FreeType.
> 
> All the examples I can find access a font (such as TTF) and extract the glyps 
> directly from it; Im looking for a way where I can tell SVG the glyph data I 
> want to use, and how to then make freetype render it to a bitmap so I can put 
> it on screen.
> 
> An example of the SVG is here:
> 
> <glyph unicode="a" horiz-adv-x="444"
> d="M11,0L111,0L144,184L300,184L333,0L433,0L286,722L170,722L11,0M222,616L224,616L286,268L159,268L222,616
>  Z" />
> <glyph unicode="b" horiz-adv-x="389"
> d="M37,0L194,0C340,0,360,50,360,206C360,329,344,356,264,371L264,373C332,382,355,405,355,547C355,679,334,722,211,722L37,722L37,0M137,334L202,334C257,334,266,318,266,209C266,95,256,78,199,78L137,78L137,334M137,644L184,644C248,644,261,624,261,542C261,424,255,412,195,412L137,412L137,644
>  Z" />
> <glyph unicode="e" horiz-adv-x="315"
> etc.
> 
> If anyone can point me in the right direction to a tutorial, or something 
> explaining how to manually add glyph data without having to pull from a TTF, 
> I would be very grateful. Thanks.

It's not quite clear what you're looking for. Are you just trying to use an 
existing SVG font, or do you want to modify that font, or create a new one? 
Maybe you need a font editor like FontForge:

http://fontforge.sourceforge.net/

Good luck,

Tom

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