mf/feta-nummer.mf

   1 % feta-nummer.mf
   2 % part of LilyPond's pretty-but-neat music font
   3
   4 fet_begingroup("nummer")
   5
   6 define_pixels(height,thick,norm,thin,hair);
   7 foot_top#:=2thin#;
   8 foot_width#:=2thick#+thin#;
   9 define_pixels(foot_top,foot_width);
  10 define_pixels(kuulleke);
  11
  12 def calc_kuulleke(expr w,alpha) =
  13         begingroup;
  14         save beta; beta=(alpha-90)/2;
  15         save gamma; gamma=(90+alpha)/2;
  16
  17         penpos1(w/cosd(alpha),alpha);
  18         penpos2(hair,90+beta);
  19         z2=z1l+(1/2hair/tand((alpha+90)/2))*dir(beta);
  20
  21         penpos3(hair,gamma-90);
  22         z3=z1r-(1/2hair/tand((90-alpha)/2))*dir(gamma);
  23         z4=z1+kuulleke*dir(alpha-90);
  24         endgroup;
  25         enddef;
  26
  27 % should make generic macro?
  28 %
  29 def draw_foot(expr xpos) =
  30         begingroup;
  31         clearxy;
  32         penpos1(thick,0);
  33         z1=(xpos,foot_top);
  34         penpos2(foot_width,0);
  35         z2=(x1,0);
  36         penpos3(hair,-90);
  37         z3r=z2r;
  38         penpos4(hair,90);
  39         z4l=z2l;
  40         z5=(x1,hair/2);
  41         fill z1..{right}z1r{down}..{right}z3l..z3r{left}..z5..{left}z4l..z4r{right}..{up}z1l{right}..z1..cycle;
  42         endgroup;
  43         enddef;
  44
  45 def draw_flare(expr pos,alpha,beta,line,flare) =
  46         begingroup;
  47         clearxy;
  48         penpos1(line,180+beta+alpha);
  49         z1r=pos;
  50         penpos2(flare,180+beta+alpha);
  51         z2=z3;
  52         penpos3(flare,0+alpha);
  53         z3l=z1r+(1/2+0.43)*flare*dir(alpha+beta);
  54         z4=z2r-1/6flare*dir(alpha);
  55         penlabels(1,2,3,4);
  56         pickup pencircle;
  57         save t; t=0.833;
  58         fill z1r{dir(alpha)}..z3r{dir(180+alpha-beta)}..z2l{dir(alpha+180)}
  59                 ..z3l{dir(180+alpha+beta)}..tension t..z4{dir(180+alpha+beta)}..z1l{dir(alpha+180)}..cycle;
  60         endgroup;
  61         enddef;
  62
  63 def draw_six =
  64         set_char_box(0, 2thick#+2thin#, 0, height#);
  65         message "w:"&decimal w;
  66         message "h:"&decimal h;
  67
  68         penpos1(thin,90);
  69         z1=(norm,h/2+thin);
  70         penpos2(hair,90);
  71         z2=(w/2,y1);
  72         penpos3(norm-hair,0);
  73         % yup, should use the path [] "everywhere"
  74         z3r=(w,1/2[0,y1]);
  75         penpos4(hair,-90);
  76         z4r=(x2,0);
  77         penpos5(norm-hair,180);
  78         z5r=(0,y1);
  79         penpos6(hair,90);
  80         z6r=(w-norm,h);
  81         penpos7(norm-hair,180);
  82         z7r=(0,h/2);
  83         penpos10(norm-hair,180);
  84         z10r=(0,y3);
  85         penlabels(1,2,3,4,5,6,7,8,9,10,11);
  86         save t; t=0.833;
  87         fill z5{right}..z2r{right}..z3r{down}..z4r{left}
  88                 ..tension t..z7r{up}..tension t..z6r{right}
  89                 ..z6l{left}..tension t..z7l{down}..z10l{up}..cycle;
  90         draw_flare(z6r,0,-90,hair,norm);
  91         unfill z2l{right}..tension t..z3l{down}..tension t
  92                 ..z4l{left}..tension t..z10l{up}..tension t..cycle;
  93         enddef;
  94
  95 fet_beginchar("Numeral 0", "0", "zero")
  96         set_char_box(0, 3thick#, 0, height#);
  97         message "w:"&decimal w;
  98         message "h:"&decimal h;
  99         penpos1(thin,90);
 100         z1r=(w/2,h);
 101         penpos2(thick,0);
 102         z2r=(w,h/2);
 103         penpos3(thin,-90);
 104         z3r=(w/2,0);
 105         penpos4(thick,180);
 106         z4r=(0,h/2);
 107         fill z1r..z2r..z3r..z4r..cycle;
 108         save t; t=1.2;
 109         unfill z1l..tension t..z2l..tension t..z3l..tension t..z4l..tension t..cycle;
 110 fet_endchar;
 111
 112 fet_beginchar("Numeral 1", "1", "one")
 113         set_char_box(0, 5/2thick#+thin#, 0, height#);
 114         message "w:"&decimal w;
 115         message "h:"&decimal h;
 116
 117         save alpha; alpha=0;
 118         calc_kuulleke(thick,alpha);
 119         z1=(thick+thick/2,height);
 120
 121         penpos5(thick,0);
 122         z5=(x1,foot_top);
 123
 124         z6=(0,h/2);
 125         save beta; beta=angle(z1l-z6);
 126         penpos7(thin,beta-90);
 127         z7l=z6;
 128         penpos8(thin/cosd(beta),-90);
 129         z8l=z1l;
 130         penpos9(thin,beta-90);
 131         z9r=z8r+(thin/cosd(beta))*(0,-1);
 132         penlabels(1,2,3,4,5,6,7,8,9);
 133         save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
 134         fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l..z3r{down}..{down}z5r{left}..z5..{left}z5l{up}..{up}z2l..cycle;
 135         fill z7l{dir(beta)}..{dir(beta)}z1l..z2r..z9r{up}..z9l{dir(180+beta)}..{dir(180+beta)}z7r..cycle;
 136         penlabels(7,8,9);
 137
 138         draw_foot(x1);
 139 fet_endchar;
 140
 141 fet_beginchar("Numeral 2", "2", "two")
 142         set_char_box(0, 3thick#-thin#, 0, height#);
 143         message "w:"&decimal w;
 144         message "h:"&decimal h;
 145         clearxy;
 146         save alpha; alpha=-50;
 147         save beta; beta=75;
 148         penpos1(thin,90+beta);
 149         z1=(0,0)+(1/2sqrt(2)*thin)*dir(45);
 150         penpos3(hair,90+beta);
 151         z3=(w,thick)+(1/2sqrt(2)*hair)*dir(-135);
 152         penpos2(norm,90+alpha);
 153         x2-x1=x3-x2; y2=thick/2+hair/2;
 154         penlabels(1,2,3);
 155         fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(beta)}z3r
 156                 ..z3l{dir(180+beta)}..{dir(180+alpha)}z2l
 157                 ..{dir(180+beta)}z1l..cycle;
 158
 159         penpos4(thin,90);
 160         z4r=(thick,2/5h);
 161         penpos5(norm,0);
 162         z5r=(w-thin,.72h);
 163         penpos6(thin,90);
 164         z6r=(w/2-thin-hair,h);
 165         penlabels(4,5,6);
 166         fill z1l{dir(beta)}..z4l{dir(15)}..z5r{up}..z6r{left}
 167                 ..z6l{right}..z5l{down}..z4r{dir(180+15)}
 168                 ..{dir(180+beta)}z1r..cycle;
 169         draw_flare(z6r,180,90,thin,thick);
 170 fet_endchar;
 171
 172 fet_beginchar("Numeral 3", "3", "three")
 173         set_char_box(0, 2thick#+2thin#, 0, height#);
 174         message "w:"&decimal w;
 175         message "h:"&decimal h;
 176         penpos1(hair,-90);
 177         z1l=(norm+hair/2,h);
 178         penpos2(norm-hair,180);
 179         z2l=(w-hair,3/4h+hair/2);
 180         penpos3(hair,90);
 181         z3=(w/2,h/2+hair);
 182         penpos4(hair,90);
 183         z4=(1/2norm+hair,y3);
 184         penpos5(norm,0);
 185         z5r=(w,1/4h+hair/2);
 186         penpos6(hair,-90);
 187         z6r=(norm+hair,0);
 188         penpos7(thin+hair,90);
 189         z7=(x2,y3);
 190         penlabels(1,2,3,4,5,6,7);
 191         save alpha; alpha=25;
 192         save t; t=0.833;
 193         fill z1l{right}..z2l{down}..z7r{dir(180+alpha)}
 194                 ..z7l{dir(-alpha)}..z5r{down}..z6r{left}
 195                 ..z6l{right}..tension t..z5l{up}
 196                 ..tension t..z3l{left}..z4l{left}
 197                 ..z4r{right}..z3r{right}..tension t..z2r{up}
 198                 ..tension t..z1r{left}..cycle;
 199         draw_flare(z1l,180,90,hair,norm);
 200         draw_flare(z6r,180,-90,hair,norm+hair);
 201 fet_endchar;
 202
 203 fet_beginchar("Numeral 4", "4", "four")
 204         set_char_box(0, 3/2thick#+6thin#, 0, height#);
 205         message "w:"&decimal w;
 206         message "h:"&decimal h;
 207
 208         save alpha; alpha=0;
 209         calc_kuulleke(3/2thick,alpha);
 210         z1r=(w-3thin,height);
 211
 212         z5=(thin,1/4height+thin);
 213         save beta; beta=angle(z3r-z5);
 214         penpos6(thin,-90);
 215         z6l=z5;
 216         penpos7(thin,-90);
 217         y7=y6; x7=w-1/2thin;
 218         penpos8(thin,-alpha);
 219         z8r=z5;
 220         penlabels(1,2,3,4,5,6,7);
 221         save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
 222         fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l..z3r{dir(180+beta)}..{dir(180+beta)}z8r{right}..{right}z7l..z7r{left}..{left}z6r..z8l{dir(beta)}..{up}z2l..cycle;
 223
 224         clearxy;
 225
 226         save alpha; alpha=beta;
 227         calc_kuulleke(thick,alpha);
 228         z1r=(w-3thin,height-(thin+hair)/cosd(alpha));
 229
 230         penpos5(thick,0);
 231         z5=(x1,foot_top);
 232
 233         save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
 234         fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l..z3r{down}..{down}z5r{left}..z5..{left}z5l{up}..{up}z2l..cycle;
 235         penlabels(1,2,3,4,5);
 236
 237         draw_foot(x5);
 238 fet_endchar;
 239
 240 fet_beginchar("Numeral 5", "5", "five")
 241         set_char_box(0, 2thick#+thin#+hair#, 0, height#);
 242         message "w:"&decimal w;
 243         message "h:"&decimal h;
 244         calc_kuulleke(w-thin,0);
 245         z1=(w/2+thin/2,h);
 246         save alpha; alpha=0;
 247         penpos5(thin,0);
 248         z5l=(x1l,h-norm);
 249         penpos6(hair,90-45);
 250         z6=z5r+1/2hair*dir(-45);
 251         penpos7(thin,0);
 252         z7l=(x1l,h/2+thin/2);
 253         penlabels(1,2,3,4,5,6,7);
 254         save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
 255         fill z2r{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z3l
 256                 ..z3r{dir(-135)}..{left}z6r..z6l{down}..z7r{down}
 257                 ..z7l{up}..{up}z2l..cycle;
 258         penpos8(hair,90);
 259         z8=z7r;
 260         penpos9(hair,90);
 261         z9l=(x11,y7+thin);
 262         penpos10(norm,0);
 263         z10r=(w,1/2[y9r,y11r]);
 264         penpos11(hair,-90);
 265         z11r=(norm+hair,0);
 266         penlabels(8,9,10,11);
 267         save beta; beta=45;
 268         save t; t=0.833;
 269         fill z8r{dir(beta)}..z9r{right}..z10r{down}..z11r{left}
 270                 ..z11l{right}..tension t..z10l{up}..tension t
 271                 ..z9l{left}..z8l{dir(180+beta)}..cycle;
 272         draw_flare(z11r,180,-90,hair,norm+hair);
 273 fet_endchar;
 274
 275 fet_beginchar("Numeral 6", "6", "six")
 276         draw_six;
 277 fet_endchar;
 278
 279 fet_beginchar("Numeral 7", "7", "seven")
 280         set_char_box(0, 5/2thick#+thin#, 0, height#);
 281         message "w:"&decimal w;
 282         message "h:"&decimal h;
 283
 284         save alpha; alpha=-180;
 285 if true:
 286         penpos1(3/2thick,180+alpha);
 287         penpos2(hair,180+alpha-45);
 288         z2=z1l+(1/4sqrt(2)*hair)*dir(alpha-135);
 289         penpos3(hair,180+alpha+45);
 290         z3=z1r+(1/4sqrt(2)*hair)*dir(alpha-45);
 291         z4=z1+kuulleke*dir(alpha-90);
 292 else:
 293         % shit, does not work
 294         calc_kuulleke(3/2thick,-alpha);
 295 fi
 296         z1l=(thin,0);
 297
 298         save beta; beta=50;
 299         penpos5(thin,90+beta);
 300         z5=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
 301
 302         save gamma; gamma=angle(length(z1r-z1),+2kuulleke);
 303         save delta; delta=12;
 304         pickup pencircle;
 305         fill z3l{dir(alpha-gamma)}..z4..{dir(alpha+gamma)}z2r..
 306                 z2l{dir(beta+delta)}..{dir(beta)}z5r
 307                 ..z5l{dir(180+beta)}..{dir(delta-90)}z3r..cycle;
 308         penlabels(1,2,3,4,5);
 309
 310         clearxy;
 311         save alpha; alpha=-50;
 312         penpos1(2thin,90);
 313         z1=(3/2thin,h-(thick+thin)/2);
 314         penpos3(thin,90+beta);
 315         z3=(w,h)+(1/2sqrt(2)*thin)*dir(-135);
 316         penpos2(norm,90+alpha);
 317         x2-x1=x3-x2; y2=h-thick/2;
 318
 319         penpos4(thin,0);
 320         z4l=(0,h-thin/2);
 321         penpos5(thin,0);
 322         z5l=(0,h/2+thin/2);
 323
 324         penpos6(4thin,90);
 325         z6r=(thin,y1r+thin/2);
 326
 327         fill z1r{dir(beta)}..{dir(alpha)}z2r..{dir(beta)}z3r
 328                 ..z3l{dir(180+beta)}..{dir(180+alpha)}z2l
 329                 ..{dir(180+beta)}z1l..z6l{down}..{down}z5r
 330                 ..z5l{up}..{up}z4l..z4r{down}..{down}z6r..{right}cycle;
 331         penlabels(1,2,3,4,5,6);
 332 fet_endchar;
 333
 334 fet_beginchar("Numeral 8", "8", "eight")
 335         set_char_box(0, 2thick#+3thin#, 0, height#);
 336         message "w:"&decimal w;
 337         message "h:"&decimal h;
 338         save alpha; alpha=60;
 339         save beta; beta=alpha-15;
 340         z1=(w/2,h/2+hair);
 341         penpos2(hair,90+180+beta);
 342         z2=(w/4,h/2+thin);
 343         z3=(0,h/4+thin/2);
 344         penpos4(hair,90);
 345         z4l=(x1,0);
 346         penpos5(norm,90+90+alpha);
 347         z5=z1+w/4*dir(alpha-90);
 348         penpos6(norm,90+90+alpha);
 349         z6=z1+w/4*dir(90+alpha);
 350         penpos7(hair,90);
 351         z7r=(x1,h);
 352         z8=(w-hair,3/4h+thin/2);
 353         penpos9(hair,90+180+beta);
 354         z9=(3/4w,h/2);
 355         penlabels(1,2,3,4,5,6,7,8,9);
 356         save t; t=0.85;
 357         fill z2r{dir(180+beta)}..tension t..z4r{right}..z5r{dir(90+alpha)}..z6r{dir(90+alpha)}..tension t..z7r{right}..z8{down}..z9r{dir(180+beta)}..z9l{dir(beta)}..tension t..z7l{left}..z6l{dir(alpha-90)}..z5l{dir(alpha-90)}..tension t..z4l{left}..z3{up}..z2l{dir(beta)}..cycle;
 358 fet_endchar;
 359
 360 fet_beginchar("Numeral 9", "9", "nine")
 361         draw_six;
 362 %       xy_mirror_char;
 363         currentpicture := currentpicture scaled -1;
 364         currentpicture := currentpicture shifted (w,h);
 365 fet_endchar;
 366
 367 fet_endgroup("nummer")
 368