1 % feta-nummer.mf -- implement bold Orator numerals
3 % part of LilyPond's pretty-but-neat music font
5 % source file of the Feta (not the Font-En-Tja) music font
7 % (c) 1997--2000 Jan Nieuwenhuizen <janneke@gnu.org>
9 fet_begingroup("number")
11 define_pixels(height,thick,thick,thin,hair,flare);
12 define_pixels(foot_top,foot_width);
13 define_pixels(kuulleke);
15 def calc_kuulleke(expr w,alpha) =
17 save beta; beta=(alpha-90)/2;
18 save gamma; gamma=(90+alpha)/2;
20 penpos1(w/cosd(alpha),alpha);
21 penpos2(hair,90+beta);
22 z2=z1l+(1/2hair/tand((alpha+90)/2))*dir(beta);
24 penpos3(hair,gamma-90);
25 z3=z1r-(1/2hair/tand((90-alpha)/2))*dir(gamma);
26 z4=z1+kuulleke*dir(alpha-90);
30 % should make generic macro?
32 def draw_foot(expr xpos) =
37 penpos2(foot_width,0);
45 fill z1..{right}z1r{down}..{right}z3l..z3r{left}..z5
46 ..{left}z4l..z4r{right}..{up}z1l{right}..z1..cycle;
51 set_char_box(0, 2/3height#*widen, 0, height#);
52 message "w:"&decimal w;
53 message "h:"&decimal h;
56 z1=(thick,h/2+thin-hair/2);
61 % yup, should use the path fract [] "everywhere"
65 penpos5(7/8thick,180);
69 penpos7(7/8thick,180);
71 penpos10(7/8thick,180);
73 penlabels(1,2,3,4,5,6,7,8,9,10,11);
75 fill z7{right}..z2r{right}..tension t..z3r{down}
76 ..tension t..z4r{left}
77 ..tension t..z7r{up}..tension t..z6r{right}
78 ..z6l{left}..tension t..z7l{down}..z10l{up}..cycle;
79 draw_flare(z6r,0,-90,hair,flare);
80 unfill z2l{right}..tension t..z3l{down}..tension t
81 ..z4l{left}..tension t..z10l{up}..tension t..cycle;
85 dot_diam# = 7/8flare#;
86 define_pixels(dot_diam);
92 fet_beginchar("Numeral comma", ",", "comma")
93 set_char_box(0, dot_diam#, 3/2dot_diam#, dot_diam#);
94 pickup pencircle scaled dot_diam;
95 draw (dot_diam/2,dot_diam/2);
98 penpos1(thin,alpha+90);
102 filldraw z1l{dir(alpha)}..{up}z2..{z0-z2}z0{right}..{dir(180+alpha)}z1r..cycle;
107 fet_beginchar("Numeral dash", "-", "dash")
108 set_char_box(0, height#/3, 0, height#);
109 pickup pencircle scaled thin;
116 fet_beginchar("Numeral dot", ".", "dot")
117 set_char_box(0, dot_diam#, 0, dot_diam#);
118 pickup pencircle scaled dot_diam;
119 draw (dot_diam/2,dot_diam/2);
127 fet_beginchar("Numeral 0", "0", "zero")
128 % set_char_box(0, 4/5height#*widen, 0, height#);
129 set_char_box(0, 11/15height#*widen, 0, height#);
130 message "w:"&decimal w;
131 message "h:"&decimal h;
140 fill z1r..z2r..z3r..z4r..cycle;
143 unfill z1l..tension t..z2l..tension t..z3l
144 ..tension t..z4l..tension t..cycle;
147 fet_beginchar("Numeral 1", "1", "one")
148 % set_char_box(0, 19/30height#*widen, 0, height#);
149 set_char_box(0, 1/2foot_width#+3/2thick#+1/2hair#, 0, height#);
150 message "w:"&decimal w;
151 message "h:"&decimal h;
154 calc_kuulleke(thick,alpha);
155 z1=(3/2thick,height);
161 save beta; beta=angle(z1l-z6);
162 penpos7(thin,beta-90);
164 penpos8(thin/cosd(beta),-90);
166 penpos9(thin,beta-90);
167 z9r=z8r+(thin/cosd(beta))*(0,-1);
168 penlabels(1,2,3,4,5,6,7,8,9);
169 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
170 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l..z3r{down}
171 ..{down}z5r{left}..z5..{left}z5l{up}..{up}z2l..cycle;
172 fill z7l{dir(beta)}..{dir(beta)}z1l..z2r..z9r{up}
173 ..z9l{dir(180+beta)}..{dir(180+beta)}z7r..cycle;
179 fet_beginchar("Numeral 2", "2", "two")
180 set_char_box(0, 11/15height#*widen, 0, height#);
181 message "w:"&decimal w;
182 message "h:"&decimal h;
184 save alpha; alpha=-45*widen;
186 save gamma; gamma=beta-10;
187 save theta; theta=20/widen;
188 penpos1(hair,90+beta);
189 z1=(0,0)+(1/2sqrt(2)*hair)*dir(45);
190 penpos3(hair,90+gamma);
191 z3=(w,thick)+(1/2sqrt(2)*hair)*dir(-135);
192 penpos2(thick,90+alpha);
193 x2-x1=x3-x2; y2=11/16thick/widen;
194 fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(gamma)}z3r
195 ..z3l{dir(180+gamma)}..{dir(180+alpha)}z2l
196 ..{dir(180+beta)}z1l..cycle;
201 z5r=(1/2hair+flare,h);
205 fill z1l{dir(beta)}..tension t..z4r{up}
206 ..tension t..z5r{left}..z5l{right}
207 ..z4l{down}..tension t
208 ..{dir(180+beta)}z1r..cycle;
209 draw_flare(z5r,180,90,thin,flare);
212 fet_beginchar("Numeral 3", "3", "three")
213 set_char_box(0, 2/3height#*widen, 0, height#);
214 message "w:"&decimal w;
215 message "h:"&decimal h;
218 penpos2(7/8thick,180);
219 z2l=(w-thick/8,3/4h+thick/16);
221 z3=(w/2,h/2+1/8thick);
223 z4=(5/8thick+1/2thin,y3);
225 z5r=(w,1/4h+thick/16);
230 penlabels(1,2,3,4,5,6,7);
231 save alpha; alpha=25;
233 fill z1l{right}..tension t..z2l{down}..z7r{dir(180+alpha)}
234 ..z7l{dir(-alpha)}..z5r{down}..tension t..z6r{left}
235 ..z6l{right}..tension t..z5l{up}
236 ..tension t..z3l{left}..z4l{left}
237 ..z4r{right}..z3r{right}..tension t..z2r{up}
238 ..tension t..z1r{left}..cycle;
239 draw_flare(z1l,180,90,hair,7/8flare);
240 draw_flare(z6r,180,-90,hair,flare);
243 fet_beginchar("Numeral 4", "4", "four")
244 set_char_box(0, 4/5height#*widen, 0, height#);
245 message "w:"&decimal w;
246 message "h:"&decimal h;
249 calc_kuulleke(3/2thick,alpha);
250 z1r=(w-3/4thick,height);
252 z5=(thin,1/4height+thin);
253 save beta; beta=angle(z3r-z5);
258 penpos8(thin,-alpha);
260 penlabels(1,2,3,4,5,6,7);
261 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
262 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
263 ..z3r{dir(180+beta)}..{dir(180+beta)}z8r{right}
264 ..{right}z7l..z7r{left}..{left}z6r..z8l{dir(beta)}
269 save alpha; alpha=beta;
270 calc_kuulleke(thick,alpha);
271 z1r=(w-3/4thick,height-(3/2thin)/cosd(alpha));
276 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
277 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
278 ..z3r{down}..{down}z5r{left}..z5..{left}z5l{up}
280 penlabels(1,2,3,4,5);
285 fet_beginchar("Numeral 5", "5", "five")
286 set_char_box(0, 7/10height#*widen, 0, height#);
287 message "w:"&decimal w;
288 message "h:"&decimal h;
289 calc_kuulleke(w-thin,0);
293 z5l=(x1l,h-15/16thick);
295 z6=z5r+1/2hair*dir(-45);
297 z7l=(x1l,h/2+thin-hair);
298 penlabels(1,2,3,4,5,6,7);
299 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
300 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
301 ..z3r{dir(-135)}..{left}z6r..z6l{down}..z7r{down}
302 ..z7l{up}..{up}z2l..cycle;
304 z8l=(x7r,y7r-1/16thick);
306 z9=(x11+3/16thick,10/16[y5,y7]);
308 z10r=(w,1/2[y9r,y11r]);
311 penlabels(8,9,10,11);
314 fill z8r{dir(beta)}..z9r{right}..tension t..z10r{down}
315 ..tension t..z11r{left}
316 ..z11l{right}..tension t..z10l{up}..tension t
317 ..z9l{left}..z8l{dir(180+beta+10)}..cycle;
318 draw_flare(z11r,180,-90,hair,flare);
321 fet_beginchar("Numeral 6", "6", "six")
325 fet_beginchar("Numeral 7", "7", "seven")
326 set_char_box(0, 11/15height#*widen, 0, height#);
327 message "w:"&decimal w;
328 message "h:"&decimal h;
330 save alpha; alpha=-180;
332 penpos1(3/2thick,180+alpha);
333 penpos2(hair,180+alpha-45);
334 z2=z1l+(1/4sqrt(2)*hair)*dir(alpha-135);
335 penpos3(hair,180+alpha+45);
336 z3=z1r+(1/4sqrt(2)*hair)*dir(alpha-45);
337 z4=z1+kuulleke*dir(alpha-90);
339 % shit, does not work
340 calc_kuulleke(3/2thick,-alpha);
345 penpos5(thin,90+beta);
346 z5=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
348 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
349 save delta; delta=12;
351 fill z3l{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z2r..
352 z2l{dir(beta+delta)}..{dir(beta)}z5r
353 ..z5l{dir(180+beta)}..{dir(delta-90)}z3r..cycle;
354 penlabels(1,2,3,4,5);
357 save alpha; alpha=-45*widen;
358 penpos1(1/2thick,90);
359 z1=(3/2thin,h-(thick+thin)/2);
360 penpos3(thin,90+beta);
361 z3=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
362 penpos2(thick,90+alpha);
363 x2=1/2[x1,x3]-1/4thick; y2=h-15/16thick+thin*widen;
370 penpos6(9/8thick,90);
371 z6r=(thin,y1r+2/16thick);
373 fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(beta)}z3r
374 ..z3l{dir(180+beta)}..{dir(180+alpha)}z2l
375 ..{dir(180+beta)}z1l..z6l{down}..{down}z5r
376 ..z5l{up}..{up}z4l..z4r{down}..{down}z6r..{right}cycle;
377 penlabels(1,2,3,4,5,6);
380 fet_beginchar("Numeral 8", "8", "eight")
381 set_char_box(0, 11/15height#*widen, 0, height#);
382 message "w:"&decimal w;
383 message "h:"&decimal h;
384 save alpha; alpha=60;
385 save beta; beta=alpha-15;
386 z1=(w/2,h/2+thick/8);
387 penpos2(hair,90+180+beta);
393 penpos5(thick,90+90+alpha);
394 z5=z1+w/4*dir(alpha-90);
395 penpos6(thick,90+90+alpha);
396 z6=z1+(w/4-thin/2)*dir(90+alpha);
400 z8r=(w-thin/2,3/4h+thin/2);
401 penpos9(hair,90+180+beta);
403 penlabels(1,2,3,4,5,6,7,8,9);
405 fill z2r{dir(180+beta)}..z3r{down}..z4r{right}
406 ..z5r{dir(90+alpha)}..z6r{dir(90+alpha)}
407 ..tension t..z7r{right}..z8r{down}..z9r{dir(180+beta)}
408 ..z9l{dir(beta)}..z8l{up}..z7l{left}..z6l{dir(alpha-90)}
409 ..z5l{dir(alpha-90)}..tension t..z4l{left}..z3l{up}
410 ..z2l{dir(beta)}..cycle;
413 fet_beginchar("Numeral 9", "9", "nine")
416 currentpicture := currentpicture scaled -1;
417 currentpicture := currentpicture shifted (w,h);
420 fet_endgroup("number")