39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
% This file defines characters that go into a text font when |ligs<=1|.
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% Character codes \0013--\0015, \0074, and \0076 are generated when |ligs=1|;
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% in addition, codes \0040, \0042, \0055, \0134, \0137, and \0173--\0175
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% are generated, if |ligs=0|.
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up_arrow=oct"013"; down_arrow=oct"014";
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less=ASCII"<"; greater=ASCII">";
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if ligs=0: straight_quotes=oct"042"; minus=ASCII"-";
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backslash=ASCII"\"; underbar=ASCII"_";
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left_brace=ASCII"{"; vertical=ASCII"|"; right_brace=ASCII"}"; fi
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input sym;
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cmchar "Straight single quote";
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beginchar(oct"015",5u#,asc_height#,0);
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italcorr asc_height#*slant+.5 if serifs: flare# else: stem# fi -2u#;
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adjust_fit(0,0);
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x1=x2=.5w; y2=max(.5[bar_height,x_height]+.5vair,h-x_height);
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if serifs: pickup crisp.nib; pos1(flare,0); pos2(vair,0);
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y1+.5stem=h; filldraw circ_stroke z1e--z2e; % stem and bulb
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else: pickup fine.nib; pos1(stem,0); pos2(vair,0);
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top y1=h; filldraw stroke z1e--z2e; fi % stem
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penlabels(1,2); endchar;
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iff ligs=0: cmchar "Blank-space sign";
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beginchar(oct"040",9u#,bar_height#,.5desc_depth#);
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italcorr bar_height#*slant-.25u#;
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adjust_fit(0,0);
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numeric thin_vair#; thin_vair#=.7vair#;
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define_whole_blacker_pixels(thin_vair);
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forsuffixes $=1,2,3,4: penpos$(thin_vair,0); endfor
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penpos0(thin_vair,90); x0=.5w; y0l=vround(-d-.5thin_vair);
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x1=x2; x3=x4=w-x1; lft x1l=hround .75u;
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y1=y4=h; y2=y3=y0;
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fill z1l---z2l...(x2,y0l)---(x3,y0l)...z3r---z4r
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..z4l---(x3l,y0r)--(x2r,y0r)---z1r..cycle; % the stroke
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penlabels(0,1,2,3,4); endchar;
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