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@ -1,4 +1,75 @@
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LATEST CHANGES - 27-jan-2000
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LATEST CHANGES - 22-feb-2000
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- introduced the "psnames" module. It is used to:
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o convert a Postscript glyph name into the equivalent Unicode
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character code (used by the Type 1 driver(s) to synthetize
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on the fly a Unicode charmap).
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o provide an interface to retrieve the Postscript names of
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the Macintosh, Adobe Standard & Adobe Expert character codes.
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(the Macintosh names are used by the SFNT-module postscript
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names support routines, while the other two tables are used
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by the Type 1 driver(s)).
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- introduced the "type1z" alternate Type 1 driver. This is a (still
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experimental) driver for the Type 1 format that will ultimately
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replace the one in "src/type1". It uses pattern matching to load
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data from the font, instead of a finite state analyzer. It works
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much better than the "old" driver with "broken" fonts. It is also
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much smaller (under 15 Kb).
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- the Type 1 drivers (both in "src/type1" and "src/type1z") are
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nearly complete. They both provide automatic Unicode charmap
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synthesis through the "psnames" module. No re-encoding vector
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is needed. (note that they still leak memory due to some code
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missing, and I'm getting lazy).
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Trivial AFM support has been added to read kerning information
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but wasn't exactly tested as it should ;-)
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- The TrueType glyph loader has been seriously rewritten (see the
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file "src/truetype/ttgload.c". It is now much, much simpler as
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well as easier to read, maintain and understand :-) Preliminary
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versions introduced a memory leak that has been reported by Jack
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Davis, and is now fixed..
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- introduced the new "ft_glyph_format_plotter", used to represent
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stroked outlines like Windows "Vector" fonts, and certain Type 1
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fonts like "Hershey". The corresponding raster will be written
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soon.
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- FT_New_Memory_Face is gone. Likewise, FT_Open_Face has a new
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interface that uses a structure to describe the input stream,
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the driver (if required), etc..
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TODO
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- Write FT_Get_Glyph_Bitmap and FT_Load_Glyph_Bitmap
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- Add a function like FT_Load_Character( face, char_code, load_flags )
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that would really embbed a call to FT_Get_Char_Index then FT_Load_Glyph
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to ease developer's work.
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- Update the tutorial !!
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- consider adding support for Multiple Master fonts in the Type 1
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drivers.
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- Test the AFM routines of the Type 1 drivers to check that kerning
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information is returned correctly.
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- write a decent auto-gridding component !! We need this to release
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FreeType 2.0 gold !
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----- less urgent needs : ----------
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- add a CFF/Type2 driver
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- add a BDF driver
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- add a FNT/PCF/HBF driver
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- add a Speedo driver from the X11 sources
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==============================================================================
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OLDER CHANGES - 27-jan-2000
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- updated the "sfnt" module interface to allow several SFNT-based
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- updated the "sfnt" module interface to allow several SFNT-based
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drivers to co-exist peacefully
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drivers to co-exist peacefully
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