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Jan Djärv authored
* doc/lispref/display.texi (Face Attributes): Document :distant-foreground. * etc/NEWS: Mention :distant-foreground. * lisp/faces.el (face-x-resources): Add :distant-foreground. (region): Use :distant-foreground for gtk and ns. * src/dispextern.h (lface_attribute_index): Add LFACE_DISTANT_FOREGROUND_INDEX. * src/xfaces.c: Declare color_distance. (QCdistant_foreground): New variable. (NEAR_SAME_COLOR_THRESHOLD): New define. (load_color2): New function. (load_color): Call load_color2. (load_face_colors): Call load_color2 and if distant-color is specified calculate distant and use distant-color if colors are near. (LFACE_DISTANT_FOREGROUND): New define. (merge_face_ref, Finternal_set_lisp_face_attribute) (Finternal_get_lisp_face_attribute) (x_supports_face_attributes_p): Handle distant-foreground similar to foreground. (syms_of_xfaces): DEFSYM QCdistant_foreground.
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