% File: MF Inputs sromanu.mf % Author: Pierre A. MacKay % Internet: mackay@cs.washington.edu % Date: June 25, 1991 % % This for the SLITeX fonts: lcmss8, lcmssb8, lcmssi8. % All characters in romanu.mf except I are generated % A special I with slab serifs is then substituted for the % normal, confusing, sans-serif I of cmss* fonts. % Based on the macros in the METAFONTbook, Appendix E, % page 307 & 312. Just as in the case of the iff % macro, this depends on the expectation that every % character program will end with endchar. string currenttitle; def exclude_I expr t = currenttitle:= t; if t = "The letter I" : let next_ = lose_it_ else: let next_ = use_it_ fi; next_ enddef; % Add _ to the macro names used by iff to avoid confusion. def use_it_ = relax; enddef; def lose_it_ = let endchar = fi; let ; = fix_ semi_ if false: enddef; let cmchar = exclude_I; input romanu let cmchar=relax; % Uppercase I provided by Pierre A. MacKay, in June l986. % The I has slab serifs based on the proportions of % the upper and lower horizontals of upper case E. cmchar "The letter I"; beginchar("I",max(6u#,4u#+cap_stem#),cap_height#,0); italcorr cap_height#*slant-.25u#; adjust_fit(cap_serif_fit#,cap_serif_fit#); pickup tiny.nib; pos1(cap_stem,0); pos2(cap_stem,0); lft x1l=lft x2l=hround(.5w-.5cap_stem); top y1=h; bot y2=0; filldraw stroke z1e--z2e; % stem pickup crisp.nib; % arms based on proportions of uppercase E pos3(slab,90); pos4(slab if not serifs:+2stem_corr fi,-90); x3=x4=x1; top y3r=h; bot y4r=0; pos5(hair,0); pos6(hair,0); % top and bottom right arms rt x5r=rt x6r=hround(w-u); pos7(hair,180); pos8(hair,180); % top and bottom left arms lft x7r=lft x8r=hround(u); y5=y7=good.y(y3l-beak)-eps; % beak in case we ever want a beaked serif! y6=y8=good.y(y4l+beak)+eps; % watch that this doesn't get too heavy arm(3,5,a,darkness,jut); arm(3,7,b,darkness,jut); % top left and right arms arm(4,6,c,darkness,jut); arm(4,8,d,darkness,jut); % bottom left and right if serifs: dish_serif(1,2,a,1/3,1.05cap_jut,b,1/3,1.05cap_jut); % upper serif dish_serif(2,1,c,1/3,1.05cap_jut,d,1/3,1.05cap_jut); fi % lower serif math_fit(0,.5ic#); penlabels(1,2,3,4,5,6,7,8); endchar; endinput;