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, 1998 Jan Nieuwenhuizen <janneke@gnu.org>
9 fet_begingroup("nummer")
12 define_pixels(height,thick,thick,thin,hair,flare);
13 define_pixels(foot_top,foot_width);
14 define_pixels(kuulleke);
16 def calc_kuulleke(expr w,alpha) =
18 save beta; beta=(alpha-90)/2;
19 save gamma; gamma=(90+alpha)/2;
21 penpos1(w/cosd(alpha),alpha);
22 penpos2(hair,90+beta);
23 z2=z1l+(1/2hair/tand((alpha+90)/2))*dir(beta);
25 penpos3(hair,gamma-90);
26 z3=z1r-(1/2hair/tand((90-alpha)/2))*dir(gamma);
27 z4=z1+kuulleke*dir(alpha-90);
31 % should make generic macro?
33 def draw_foot(expr xpos) =
38 penpos2(foot_width,0);
46 fill z1..{right}z1r{down}..{right}z3l..z3r{left}..z5
47 ..{left}z4l..z4r{right}..{up}z1l{right}..z1..cycle;
52 set_char_box(0, 2/3height#*widen, 0, height#);
53 message "w:"&decimal w;
54 message "h:"&decimal h;
57 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 z5{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;
84 fet_beginchar("Numeral 0", "0", "zero")
85 % set_char_box(0, 4/5height#*widen, 0, height#);
86 set_char_box(0, 11/15height#*widen, 0, height#);
87 message "w:"&decimal w;
88 message "h:"&decimal h;
97 fill z1r..z2r..z3r..z4r..cycle;
100 unfill z1l..tension t..z2l..tension t..z3l
101 ..tension t..z4l..tension t..cycle;
104 fet_beginchar("Numeral 1", "1", "one")
105 % set_char_box(0, 19/30height#*widen, 0, height#);
106 set_char_box(0, 1/2foot_width#+3/2thick#+1/2hair#, 0, height#);
107 message "w:"&decimal w;
108 message "h:"&decimal h;
111 calc_kuulleke(thick,alpha);
112 z1=(3/2thick,height);
118 save beta; beta=angle(z1l-z6);
119 penpos7(thin,beta-90);
121 penpos8(thin/cosd(beta),-90);
123 penpos9(thin,beta-90);
124 z9r=z8r+(thin/cosd(beta))*(0,-1);
125 penlabels(1,2,3,4,5,6,7,8,9);
126 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
127 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l..z3r{down}
128 ..{down}z5r{left}..z5..{left}z5l{up}..{up}z2l..cycle;
129 fill z7l{dir(beta)}..{dir(beta)}z1l..z2r..z9r{up}
130 ..z9l{dir(180+beta)}..{dir(180+beta)}z7r..cycle;
136 fet_beginchar("Numeral 2", "2", "two")
137 set_char_box(0, 11/15height#*widen, 0, height#);
138 message "w:"&decimal w;
139 message "h:"&decimal h;
141 save alpha; alpha=-45*widen;
143 save gamma; gamma=beta-10;
144 save theta; theta=20/widen;
145 penpos1(hair,90+beta);
146 z1=(0,0)+(1/2sqrt(2)*hair)*dir(45);
147 penpos3(hair,90+gamma);
148 z3=(w,thick)+(1/2sqrt(2)*hair)*dir(-135);
149 penpos2(thick,90+alpha);
150 x2-x1=x3-x2; y2=11/16thick/widen;
151 fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(gamma)}z3r
152 ..z3l{dir(180+gamma)}..{dir(180+alpha)}z2l
153 ..{dir(180+beta)}z1l..cycle;
158 z5r=(1/2hair+flare,h);
162 fill z1l{dir(beta)}..tension t..z4r{up}
163 ..tension t..z5r{left}..z5l{right}
164 ..z4l{down}..tension t
165 ..{dir(180+beta)}z1r..cycle;
166 draw_flare(z5r,180,90,thin,flare);
169 fet_beginchar("Numeral 3", "3", "three")
170 set_char_box(0, 2/3height#*widen, 0, height#);
171 message "w:"&decimal w;
172 message "h:"&decimal h;
175 penpos2(7/8thick,180);
176 z2l=(w-thick/8,3/4h+thick/16);
178 z3=(w/2,h/2+1/8thick);
180 z4=(5/8thick+1/2thin,y3);
182 z5r=(w,1/4h+thick/16);
187 penlabels(1,2,3,4,5,6,7);
188 save alpha; alpha=25;
190 fill z1l{right}..tension t..z2l{down}..z7r{dir(180+alpha)}
191 ..z7l{dir(-alpha)}..z5r{down}..tension t..z6r{left}
192 ..z6l{right}..tension t..z5l{up}
193 ..tension t..z3l{left}..z4l{left}
194 ..z4r{right}..z3r{right}..tension t..z2r{up}
195 ..tension t..z1r{left}..cycle;
196 draw_flare(z1l,180,90,hair,7/8flare);
197 draw_flare(z6r,180,-90,hair,flare);
200 fet_beginchar("Numeral 4", "4", "four")
201 set_char_box(0, 4/5height#*widen, 0, height#);
202 message "w:"&decimal w;
203 message "h:"&decimal h;
206 calc_kuulleke(3/2thick,alpha);
207 z1r=(w-3/4thick,height);
209 z5=(thin,1/4height+thin);
210 save beta; beta=angle(z3r-z5);
215 penpos8(thin,-alpha);
217 penlabels(1,2,3,4,5,6,7);
218 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
219 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
220 ..z3r{dir(180+beta)}..{dir(180+beta)}z8r{right}
221 ..{right}z7l..z7r{left}..{left}z6r..z8l{dir(beta)}
226 save alpha; alpha=beta;
227 calc_kuulleke(thick,alpha);
228 z1r=(w-3/4thick,height-(3/2thin)/cosd(alpha));
233 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
234 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
235 ..z3r{down}..{down}z5r{left}..z5..{left}z5l{up}
237 penlabels(1,2,3,4,5);
242 fet_beginchar("Numeral 5", "5", "five")
243 set_char_box(0, 7/10height#*widen, 0, height#);
244 message "w:"&decimal w;
245 message "h:"&decimal h;
246 calc_kuulleke(w-thin,0);
250 z5l=(x1l,h-15/16thick);
252 z6=z5r+1/2hair*dir(-45);
254 z7l=(x1l,h/2+thin-hair);
255 penlabels(1,2,3,4,5,6,7);
256 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
257 fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
258 ..z3r{dir(-135)}..{left}z6r..z6l{down}..z7r{down}
259 ..z7l{up}..{up}z2l..cycle;
261 z8l=(x7r,y7r-1/16thick);
263 z9=(x11+3/16thick,10/16[y5,y7]);
265 z10r=(w,1/2[y9r,y11r]);
268 penlabels(8,9,10,11);
271 fill z8r{dir(beta)}..z9r{right}..tension t..z10r{down}
272 ..tension t..z11r{left}
273 ..z11l{right}..tension t..z10l{up}..tension t
274 ..z9l{left}..z8l{dir(180+beta+10)}..cycle;
275 draw_flare(z11r,180,-90,hair,flare);
278 fet_beginchar("Numeral 6", "6", "six")
282 fet_beginchar("Numeral 7", "7", "seven")
283 set_char_box(0, 11/15height#*widen, 0, height#);
284 message "w:"&decimal w;
285 message "h:"&decimal h;
287 save alpha; alpha=-180;
289 penpos1(3/2thick,180+alpha);
290 penpos2(hair,180+alpha-45);
291 z2=z1l+(1/4sqrt(2)*hair)*dir(alpha-135);
292 penpos3(hair,180+alpha+45);
293 z3=z1r+(1/4sqrt(2)*hair)*dir(alpha-45);
294 z4=z1+kuulleke*dir(alpha-90);
296 % shit, does not work
297 calc_kuulleke(3/2thick,-alpha);
302 penpos5(thin,90+beta);
303 z5=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
305 save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
306 save delta; delta=12;
308 fill z3l{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z2r..
309 z2l{dir(beta+delta)}..{dir(beta)}z5r
310 ..z5l{dir(180+beta)}..{dir(delta-90)}z3r..cycle;
311 penlabels(1,2,3,4,5);
314 save alpha; alpha=-45*widen;
315 penpos1(1/2thick,90);
316 z1=(3/2thin,h-(thick+thin)/2);
317 penpos3(thin,90+beta);
318 z3=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
319 penpos2(thick,90+alpha);
320 x2=1/2[x1,x3]-1/4thick; y2=h-15/16thick+thin*widen;
327 penpos6(9/8thick,90);
328 z6r=(thin,y1r+2/16thick);
330 fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(beta)}z3r
331 ..z3l{dir(180+beta)}..{dir(180+alpha)}z2l
332 ..{dir(180+beta)}z1l..z6l{down}..{down}z5r
333 ..z5l{up}..{up}z4l..z4r{down}..{down}z6r..{right}cycle;
334 penlabels(1,2,3,4,5,6);
337 fet_beginchar("Numeral 8", "8", "eight")
338 set_char_box(0, 11/15height#*widen, 0, height#);
339 message "w:"&decimal w;
340 message "h:"&decimal h;
341 save alpha; alpha=60;
342 save beta; beta=alpha-15;
343 z1=(w/2,h/2+thick/8);
344 penpos2(hair,90+180+beta);
350 penpos5(thick,90+90+alpha);
351 z5=z1+w/4*dir(alpha-90);
352 penpos6(thick,90+90+alpha);
353 z6=z1+(w/4-thin/2)*dir(90+alpha);
357 z8r=(w-thin/2,3/4h+thin/2);
358 penpos9(hair,90+180+beta);
360 penlabels(1,2,3,4,5,6,7,8,9);
362 fill z2r{dir(180+beta)}..z3r{down}..z4r{right}
363 ..z5r{dir(90+alpha)}..z6r{dir(90+alpha)}
364 ..tension t..z7r{right}..z8r{down}..z9r{dir(180+beta)}
365 ..z9l{dir(beta)}..z8l{up}..z7l{left}..z6l{dir(alpha-90)}
366 ..z5l{dir(alpha-90)}..tension t..z4l{left}..z3l{up}
367 ..z2l{dir(beta)}..cycle;
370 fet_beginchar("Numeral 9", "9", "nine")
373 currentpicture := currentpicture scaled -1;
374 currentpicture := currentpicture shifted (w,h);
377 fet_endgroup("nummer")