[GRASS-dev] iconv a required dependency for using Freetype?

Michael Barton michael.barton at asu.edu
Thu May 10 01:06:04 EDT 2007


This should work automatically with the new GUI default font selection
mechanism provided that GRASS_FONT will accept the d.font -l output from
this new font list.

Michael


On 5/9/07 8:20 PM, "William Kyngesburye" <woklist at kyngchaos.com> wrote:

> Yeah! That's more like it.  Some samples from OSX (default 'new'
> style fontcap):
> 
> - resource font (and the one that's not showing up in fc-list):
> 
> Arial Bold|1|/Library/Fonts/Arial|1|utf-8
> Arial Bold Italic|1|/Library/Fonts/Arial|3|utf-8
> Arial Italic|1|/Library/Fonts/Arial|2|utf-8
> Arial Regular|1|/Library/Fonts/Arial|0|utf-8
> 
> - dfont:
> 
> Times Bold|1|/System/Library/Fonts/Times.dfont|9|utf-8
> Times Bold|1|/System/Library/Fonts/Times.dfont|1|utf-8
> Times Bold|1|/System/Library/Fonts/Times.dfont|5|utf-8
> Times Bold Italic|1|/System/Library/Fonts/Times.dfont|11|utf-8
> Times Bold Italic|1|/System/Library/Fonts/Times.dfont|3|utf-8
> Times Bold Italic|1|/System/Library/Fonts/Times.dfont|7|utf-8
> Times Italic|1|/System/Library/Fonts/Times.dfont|2|utf-8
> Times Italic|1|/System/Library/Fonts/Times.dfont|10|utf-8
> Times Italic|1|/System/Library/Fonts/Times.dfont|6|utf-8
> Times Regular|1|/System/Library/Fonts/Times.dfont|0|utf-8
> Times Regular|1|/System/Library/Fonts/Times.dfont|4|utf-8
> Times Regular|1|/System/Library/Fonts/Times.dfont|8|utf-8
> 
> Strange - almost ALL the dfonts have tripled indexes for each style.
> And always alternating indexes.  I'm not sure what that's all about,
> but with the dulicate names, only one of the triplet will be usable.
> As a test I made the names unique for the Times styles in my
> freetypecap file and drew each of them - they all work.  So it
> appears that only the first one of each triplet is needed.
> 
> 
> One suggestion - make it useable outside of GRASS, or during the
> startup process. (I tried it and got a segfault)
> 
> This would be useful for a first-time run of GRASS when an alternate
> $GRASS_FT_CAP is used, and that doesn't exist yet.  Maybe default to
> stdout in this case, since GISBASE might not be set.
> 
> I'm thinking of a binary install (especially OSX) that will build a
> user freetypecap to use in place of the built copy in the GRASS
> binary, but not overwrite the GRASS binary copy, since the user might
> not have admin privileges.  Maybe run it in init.sh if GRASS_FT_CAP
> is set and the referenced file does not exist yet.  I guess if run in
> init.sh, it could be run at a point when the necessary env vars are
> set...
> 
> 
> Postscript fonts - no worries there, if FreeType supports them,
> they're listed (I have a couple in my /Library/Fonts folder).
> 
> 
> Another possible option - write to $GRASS_FT_CAP, if set.  Or to a
> user-supplied file path.
> 
> 
> On May 9, 2007, at 9:10 PM, Paul Kelly wrote:
> 
>> I've done that now. See attached for the prototype in case anybody
>> would like to try it. What it does is search through all the files
>> in the list of directories we gathered (hard-coded in main.c).
>> Rather than checking the file extension it examines each file using
>> Freetype functions to see if it is a font or not. This should work
>> for font files with no extension if they exist. It should also get
>> the multiple fonts in one file OK - would be especially interested
>> to see what it comes up with when run on a Mac system.
>> 
>> I haven't done anything yet about finding duplicate fonts - I don't
>> have any on either the Windows or Linux systems I tested this on.
>> The list is sorted first by font type (stroke or freetype) and
>> secondly name. I've just gone with a fully descriptive name,
>> including spaces for the names. The elegant simplicity of that
>> approach for the GUI font selection box seems to work quite well.
>> 
>> The version of the program (called g.mkfontcap for now) attached
>> can write a file in either the current freetypecap format, or the
>> proposed new fontcap format, which (in order to be Windows-
>> compatible) separates all the fields with a vertical bar - and
>> includes the index within each font file and the type of font
>> (stroke or freetype) as fields also. Hopefully this format should
>> be easily extendible to include PostScript fonts too?
>> 
>> I'm still not very sure at all about the meaning of the encoding
>> field or if it should be included, or even if it depends on the
>> fonts in any way at all and if there's any way it should be derived
>> from freetype?
>> 
>> If we can decide on a name - maybe g.mkfontcap is all right? - I
>> can submit it to CVS for further improvements.
> 
> -----
> William Kyngesburye <kyngchaos*at*kyngchaos*dot*com>
> http://www.kyngchaos.com/
> 
> "Time is an illusion - lunchtime doubly so."
> 
> - Ford Prefect
> 
> 

__________________________________________
Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton





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