/[emacs]/emacs/lispref/display.texi
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revision 1.95.2.2 by miles, Mon Jun 28 07:28:49 2004 UTC revision 1.95.2.3 by miles, Tue Jun 29 16:45:28 2004 UTC
# Line 562  the buffer looking for properties to cha Line 562  the buffer looking for properties to cha
562    
563  @defvar buffer-invisibility-spec  @defvar buffer-invisibility-spec
564  This variable specifies which kinds of @code{invisible} properties  This variable specifies which kinds of @code{invisible} properties
565  actually make a character invisible.  actually make a character invisible.  Setting this variable makes it
566    buffer-local.
567    
568  @table @asis  @table @asis
569  @item @code{t}  @item @code{t}
# Line 2892  type symbols are @code{xbm}, @code{xpm}, Line 2893  type symbols are @code{xbm}, @code{xpm},
2893  @code{pbm}, @code{jpeg}, @code{tiff}, and @code{png}.  @code{pbm}, @code{jpeg}, @code{tiff}, and @code{png}.
2894    
2895  @defvar image-types  @defvar image-types
 @vindex image-types  
2896  This variable contains a list of those image type symbols that are  This variable contains a list of those image type symbols that are
2897  potentially supported in the current configuration.  potentially supported in the current configuration.
2898  @emph{Potentially} here means that Emacs knows about the image types,  @emph{Potentially} here means that Emacs knows about the image types,
# Line 2904  To know which image types are really ava Line 2904  To know which image types are really ava
2904  @end defvar  @end defvar
2905    
2906  @defvar image-library-alist  @defvar image-library-alist
 @vindex image-library-alist  
2907  This in an alist of image types vs external libraries needed to  This in an alist of image types vs external libraries needed to
2908  display them.  display them.
2909    
# Line 2913  where the car is a supported image forma Line 2912  where the car is a supported image forma
2912  the rest are strings giving alternate filenames for the corresponding  the rest are strings giving alternate filenames for the corresponding
2913  external libraries to load.  external libraries to load.
2914    
2915  They are tried in the order they appear on the list; if none of them  Emacs tries to load the libraries in the order they appear on the
2916  can be loaded, the running session of Emacs won't support the image  list; if none is loaded, the running session of Emacs won't support
2917  type.  No entries are needed for @code{pbm} and @code{xbm} images;  the image type.  @code{pbm} and @code{xbm} don't need to be listed;
2918  they're always supported.  they're always supported.
2919    
2920  This variable is ignored if the image libraries are statically linked  This variable is ignored if the image libraries are statically linked
# Line 2925  into Emacs. Line 2924  into Emacs.
2924  @defun  image-type-available-p type  @defun  image-type-available-p type
2925  @findex image-type-available-p  @findex image-type-available-p
2926    
2927  This function returns non-nil if image type TYPE is available, i.e.,  This function returns non-nil if image type @var{TYPE} is available,
2928  if images of this type can be loaded and displayed in Emacs.  TYPE  i.e., if images of this type can be loaded and displayed in Emacs.
2929  should be one of the types contained in @code{image-types}.  @var{TYPE} should be one of the types contained in @code{image-types}.
2930    
2931  For image types whose support libraries are statically linked, this  For image types whose support libraries are statically linked, this
2932  function always returns @code{t}; for other image types, it returns  function always returns @code{t}; for other image types, it returns

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