XFontCache: CEDAR DEFINITIONS ~ BEGINFontCache: TYPE ~ REF FontCacheRep;FontCacheRep: TYPE;FontCode: TYPE ~ RECORD [key: CARDINAL];Create: PROC RETURNS [FontCache];GetFontCode: PROC [a, b, c, d: REAL, font: REF] RETURNS [FontCode];InterpretFontCode: PROC [fontCode: FontCode] RETURNS [a, b, c, d: REAL, font: REF];InvalidFontCode: ERROR;Flush: PROC [font: REF];GetCharData: PROC [fontCache: FontCache, fontCode: FontCode, char: CHAR] RETURNS [REF];CacheMiss: SIGNAL [fontCode: FontCode, char: CHAR] RETURNS [data: REF];LoadCharData: PROC [fontCache: FontCache, fontCode: FontCode, char: CHAR, data: REF];END.    XFontCache.mesaMichael Plass, May 5, 1983 11:22 amMakes a new font cache.Makes a new font code. FontCodes are unique across all FontCaches.  The real numbers may be used to represent a transformation, and the REF may be used to point to your favorite representation of the font.Makes a new font code. FontCodes are unique across all FontCaches.  The real numbers may be used to represent a transformation, and the REF may be used to point to your favorite representation of the font. May raise:Invalidates all FontCodes that refer to the given REF.  Do this when you would like to get rid of unneeded font REFs.For getting the REF data associated with a given character in a given font.  If the REF is not present, will raise the following signal:For preloading the cache.ÊN  ˜ J™J™#IunitšœÏkœ˜%Jšœœœ˜#Jšœœ˜Jšœ
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