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% ---------------------------------------------------------------------------
% This is PL_ML.MF (małe polskie litery, i.e., lowercase Polish
% letters: a and e with ogonek, crossed l, accented c, n, o, s, z,
% and dotted z) in text format.
% The program is based on excerpts from the ROMANL.MF file.
% ---------------------------------------------------------------------------
% PL VERSION 1.09a, 30th March 2020 (see README.ENG)
% ---------------------------------------------------------------------------
% AUTHORS OF ADAPTATION: Bogusław Jackowski and Marek Ryćko}
% ---------------------------------------------------------------------------
% This file belongs to the public domain under conditions similar to
% those of D. E. Knuth specified for the Computer Modern family of fonts.
%
% For details see either the file MEXINFO.POL or MEXINFO.ENG.
% ---------------------------------------------------------------------------
%%% beginchar beginchar_twice
%%% endfor repeat_once
% ---------------------------------------------------------------------------

cmchar "The letter a with ogonek";
beginchar(ogonked_a,9u#,x_height#,the_ogonek_depth);
 bh#:=min(bar_height#,1.14x_height#-bar_height#); define_pixels(bh);
 italcorr 1/3[bh#,x_height#]*slant+.5stem#-serif_fit#-2u#;
 adjust_fit(0,serif_fit# if serifs: if hair#+.5stem#>1.5u#:-.25u# fi\\fi);
 pickup fine.nib; top y3r=h+vround 1.5oo;
 if serifs: pos1(flare,180); pos2(hair,180);
  pos3(vair,90);  lft x1r=hround max(u,2.1u-.5flare); x3=.5w-.5u;
  y1=min(bh+.5flare+2vair+2,.9[bh,h]-.5flare);
  bulb(3,2,1);  % bulb
 else: pos1(5/7[vair,flare],95); x1l=good.x 1.5u; x1r:=good.x x1r;
  pos3(1/8[vair,thin_join],90);
  x3=.5w-.2u; top y1r=vround .82[bh,top y3r];
  filldraw stroke term.e(3,1,left,.9,4); fi  % terminal
 pos4(stem,0); rt x4r=hround(w-2.5u+.5stem); y4=1/3[bh,h];
 pos5(stem,0); x5=x4; y5=max(.55bh,2vair);
 filldraw stroke super_arc.e(3,4)&z4e..z5e;  % arc and stem
 pos6(.3[thin_join,vair],90); x6=x4; bot y6=bh;
 pos7(hround(curve-2stem_corr),180);
 lft x7r=hround max(.5u,1.5u-.5curve); y7=1/3[top y8l,top y6r];
 pos8(vair,270); x8l=.5w-.75u; bot y8r=-oo;
 pos9(thin_join,360); z9l=z5l;
 (x,y8r)=whatever[z8l,z9l]; x8r:=max(x,x8-u);
 {{interim superness:=more_super;
  filldraw stroke z9e{down}...z8e{left}...{up}z7e&super_arc.e(7,6)}}; % bowl
 if serifs: numeric shaved_stem; shaved_stem=hround(stem-3stem_corr);
  if is_bold: pickup tiny.nib;
   pos5'(shaved_stem,0); rt x5'r=fine.rt x5r; y5'=y5;
   pos10(shaved_stem,0); x10=x5'; y10=.2[.5tiny,bh];
   pos11(shaved_stem,0); rt x11r=hround(w-.25u); bot y11=0;
   pos12(shaved_stem,0); x11=x12; top y12=slab+eps;
   filldraw z5'l---z10l...z11l{right}--z11r
    --z12r{left}...z10r+.75(z12-z11)---z5'r--cycle;  % foot
  else: pickup crisp.nib; pos5'(shaved_stem,0); rt x5'r=fine.rt x5r; y5'=y5;
   pos10(shaved_stem,0); x10=x5'; y10=1/3bh;
   pos11(.2[vair,stem],90); x11r=.5[x10r,x12r]; bot y11l=-vround .5oo;
   pos12(hair,180); rt x12l=hround(w-.1u); y12=max(y10,y11+vair);
   pos13(hair,180); x13=x12; top y13=max(vround .6bh,top y12);
   (x',y11l)=whatever[z11r,z12r]; x11l:=max(x',x10);
   filldraw stroke z5'e---z10e...z11e{right}...z12e---z13e; fi  % hook
 else: numeric shaved_stem; shaved_stem=hround(stem-stem_corr);
  pickup tiny.nib; pos5'(shaved_stem,0); rt x5'r=fine.rt x5r; y5'=y5;
  pos10(shaved_stem,0); x10=x5'; bot y10=0;
  filldraw stroke z5'e--z10e; % base of stem
 fi;
 penlabels(1,2,3,4,5,6,7,8,9,10,11,12,13);
 if serifs: path p.l; p.l=z5'l---z10l...z11l{right}; fi
 def the_pen=
  if known ogonek_pen: ogonek_pen elseif serifs: tiny else: fine fi
 enddef;
 ogonek_breadth=if serifs and is_bold: slab else: xvair fi;
 ogonek_pos=if serifs: (point if is_bold: 1.75 of p.l) else: 1.85 of p.l)+
  .5the_pen*up fi\\ else: (x10l,.5the_pen) fi;
 put_ogonek(the_pen);
endchar; % a with ogonek

cmchar "The letter accented c";
beginchar_twice(accented_c,8u#,x_height#,0);
 italcorr x_height#*slant-.2u#;
 adjust_fit(if monospace: .5u#,.5u# else: 0,0 fi);
 pickup fine.nib; pos2(vair',90); pos4(vair',270);
 x2=x4=.5(w+u); top y2r=vround(h+1.5oo); bot y4r=-oo;
 pos3(curve,180); lft x3r=hround max(.6u,1.35u-.5curve); y3=.5h;
 if serifs: pos1(hair,0); pos0(flare,0);
  y1=min(bar_height+.5flare+2vair'+2,.9[bar_height,h]-.5flare);
  rt x1r=hround(w-.7u); bulb(2,1,0);  % bulb
  pos5(hair,0); rt x5r=hround(w-.5u);
  y5=max(good.y(.5bar_height-.9),y4l+vair');
  (x,y4l)=whatever[z4r,z5l]; x4l:=min(x,x4l+.5u);
   filldraw stroke pulled_super_arc.e(2,3)(.7superpull)
   & pulled_super_arc.e(3,4)(.5superpull)
   ..tension .9 and 1..{x5-x4,5(y5-y4)}z5e;  % arc and lower terminal
 else: pos1(4/7[vair',flare],80);
  rt x1r=hround(w-.6u); top y1r=vround .82[bar_height,top y2r];
  filldraw stroke term.e(2,1,right,.8,4);  % upper terminal
  pos5(.6[vair',flare],275); rt x5r=hround(w-.5u);
  y5r=good.y(y5r+1/3bar_height-y5); y5l:=good.y y5l; x5l:=good.x x5l;
  forsuffixes e=l,r: path p.e; p.e=z4e{right}..tension .9 and 1..z5e;
   if angle direction 1 of p.e>75:
    p.e:=z4e{right}..tension atleast.9 and 1..{dir 75}z5e; fi endfor
  filldraw stroke pulled_super_arc.e(2,3)(.7superpull)
   & pulled_super_arc.e(3,4)(.5superpull) & p.e; fi  % arc and lower terminal
 penlabels(0,1,2,3,4,5);
 hpos_corr=-.25u; put_accent;
 repeat_once
endchar; % accented c

cmchar "The letter e with ogonek";
beginchar(ogonked_e,7.25u#+max(.75u#,.5curve#),x_height#,the_ogonek_depth);
 italcorr .5[bar_height#,x_height#]*slant+.5min(curve#-1.5u#,0);
 adjust_fit(if monospace: .25u#,.5u# else: 0,0 fi);
 numeric left_curve,right_curve;
 left_curve=right_curve+6stem_corr=curve if not serifs: -3stem_corr fi;
 if right_curve<tiny.breadth: right_curve:=tiny.breadth; fi
 if left_curve<tiny.breadth: left_curve:=tiny.breadth; fi
 pickup tiny.nib; pos1(right_curve,0);
 pos2(vair,90); pos3(left_curve,180);
 y1=good.y bar_height; top y2r=h+vround 1.5oo; y0l=bot y1;
 rt x1r=hround min(w-.5u,w-u+.5right_curve);
 lft x3r=hround max(.5u,1.25u-.5left_curve); x2=.5w+.25u;
 {{interim superness:=more_super;
  filldraw stroke super_arc.e(1,2)}};  % right bowl
 y3=.5[y2,y4]; bot y4r=-oo; x4=x2+.25u;
 if serifs: pos4(vair',270); pos5(hair,360);
  y5=max(good.y(.5bar_height-.9),y4l+vair); x5r=x1r;
  (x,y4l)=whatever[z4r,z5]; x4l:=min(x,x4l+.5u);
  filldraw stroke pulled_arc.e(2,3) & pulled_arc.e(3,4)
   ...{x5-x4,5(y5-y4)}z5e; % left bowl, arc, and terminal
 else: pos4(vair,270);
  filldraw stroke super_arc.e(2,3) & super_arc.e(3,4);  % left bowl and arc
  pickup fine.nib; pos4'(vair,270); z4=z4';
  pos5(.5[vair,flare],275); rt x5r=hround(w-.6u);
  y5r=good.y(y5r+1/3bar_height-y5); y5l:=good.y y5l; x5l:=good.x x5l;
  filldraw stroke term.e(4',5,right,1,4); fi  % terminal
 path testpath; testpath=super_arc.r(2,3) & super_arc.r(3,4);
 y1'r=y0r=y0l+.6[thin_join,vair]; y1'l=y0l; x1'l=x1'r=x1;
 forsuffixes $=l,r:
  x0$=xpart(((0,y0$)--(x1,y0$)) intersectionpoint testpath); endfor
 fill stroke z0e--z1'e;  % crossbar
 penlabels(0,1,2,3,4,5);
 path p.r;
 p.r=if serifs: pulled_arc.r(3,4)...{x5-x4,5(y5-y4)}z5r
  else: term.r(4',5,right,1,4) fi;
 def the_pen=
  if known ogonek_pen: ogonek_pen elseif serifs: tiny else: fine fi
 enddef;
 numeric tt; % the time...
 tt=if serifs: if hefty: 2.6 else: 2.5 fi else: % sansserif
  if is_bold: .6 else: .8 fi\\ fi;
 join_angle=angle((direction tt of p.r) rotated 180);
 ogonek_breadth=if serifs and is_bold: slab else: xvair fi;
 ogonek_pos=(point tt of p.r)+.5(the_pen-if serifs: tiny else: fine fi)*
  unitvector((direction tt of p.r) rotated 90);
 put_ogonek(the_pen);
endchar; % e with ogonek

cmchar "The letter crossed l";
beginchar_twice(crossed_l,5u#,asc_height#,0);
 italcorr asc_height#*slant-serif_fit#+.5stem#-2u#;
 charwd_:=charwd;
 adjust_fit(serif_fit#+stem_shift#,serif_fit#-stem_shift#);
 pickup tiny.nib; pos1(stem',0); pos2(stem',0);
 if odd(w-stem'): change_width; fi
 lft x1l=hround(.5w-.5stem'); x1=x2; top y1=h; bot y2=0;
 filldraw stroke z1e--z2e; % stem
 if serifs: sloped_serif.l(1,2,a,1/3,jut,serif_drop); % upper serif
  dish_serif(2,1,b,1/3,jut,c,1/3,jut); fi % lower serif
 penlabels(1,2);
 numeric unbalance;
 unbalance=if monospace: 1 else: 1.1 fi;
 if not monospace:
  numeric cross_fit#;
  cross_fit#=serif_fit#+if not serifs: if is_bold: 1 else: .75 fi\\ else:
   .5 fi\\ u#;
  charwd:=charwd_;
  adjust_fit(cross_fit#+stem_shift#,unbalance*cross_fit#-stem_shift#);
 fi
 numeric l_jut;
% some funny fonts have an extremally small |jut|:
 l_jut=.5stem+if serifs: max(limit_dist,if hefty: .8 fi\\ jut) else: 1.7u fi;
 put_cross(l_jut,unbalance*l_jut);
 repeat_once
endchar; % crossed l

cmchar "The letter accented n";
beginchar_twice(accented_n,10u#,x_height#,0);
 italcorr .5[bar_height#,x_height#]*slant-serif_fit#+.5stem#-2u#;
 adjust_fit(serif_fit#+stem_shift#,serif_fit#-stem_shift#);
 pickup tiny.nib; pos1(stem,0); pos2(stem,0);
 numeric shaved_stem; shaved_stem=hround(stem-2stem_corr);
 pos1'(shaved_stem,0); pos2'(shaved_stem,0); pos3(stem,0);
 lft x1l=hround(2.5u-.5stem); x1l=x1'l=x2l=x2'l; x3=w-x1;
 top y1=h+min(oo,serif_drop); bot y2=0; y1=y1'; y2=y2';
 filldraw stroke z1'e--z2'e;  % left stem
 h_stroke(2,a,3,4);  % arch and right stem
 if serifs: sloped_serif.l(1',2',b,1/3,jut,serif_drop); % upper left serif
  numeric inner_jut; pickup tiny.nib;
  if rt x2r+jut+.5u+1<=lft x4l-jut: inner_jut=jut;
  else: rt x2r+jut+.5u+1=lft x4l-inner_jut; fi
  dish_serif(2,1,c,1/3,jut,d,1/3,jut); % lower left serif
  dish_serif(4,3,e,1/3,inner_jut,f,1/3,jut); fi % lower right serif
 penlabels(1,2,3,4);
 hpos_corr=-.5u; put_accent;
 repeat_once
endchar;% accented n

cmchar "The letter accented o";
beginchar_twice(accented_o,9u#,x_height#,0);
 italcorr .7x_height#*slant;
 adjust_fit(if monospace: .5u#,.5u# else: 0,0 fi);
 penpos1(vair,90); penpos3(vair',-90);
 penpos2(curve,180); penpos4(curve,0);
 x2r=hround max(.5u,1.25u-.5curve);
 x4r=w-x2r; x1=x3=.5w; y1r=h+vround 1.5oo; y3r=-oo;
 y2=y4=.5h-vair_corr; y2l:=y4l:=.52h;
 penstroke pulled_arc.e(1,2) & pulled_arc.e(2,3)
  & pulled_arc.e(3,4) & pulled_arc.e(4,1) & cycle;  % bowl
 penlabels(1,2,3,4);
 put_accent;
 repeat_once
endchar;% accented o

cmchar "The letter accented s";
beginchar_twice(accented_s,7.1u#,x_height#,0);
 italcorr x_height#*slant-if serifs:.55u# else:.3u# fi;
 adjust_fit(if monospace: .5u#,.4u# else: 0,if serifs:0 else:-.2u# fi fi);
 numeric theta; theta=90-angle(40u,h); slope:=-h/40u;  % angle at middle
 numeric s_slab; s_slab=if serifs:vair else:Vround .1[vair,stem] fi;
 numeric ess'; ess'=max(fine.breadth,ess);
 pickup fine.nib; pos2(max(fine.breadth,s_slab-vround vair_corr),-100);
 pos0(ess',theta); pos7(s_slab,-90); x2l=x0=x7=.5w;
 top y2l=h+vround 1.5oo; bot y7r=-oo;
 y0-.5ess'=y7l+if serifs:.54 else: .52 fi\\(y2r-y7l-ess');
 lft x3l=hround .6u; rt x6r=hround(w-.6u);
 x3r-x3l=x6r-x6l=hround .5[s_slab,ess']-fine;
 ellipse_set(2l,3l,4l,0l); ellipse_set(2r,3r,4r,0r); y3=y3r;
 ellipse_set(7l,6l,5l,0l); ellipse_set(7r,6r,5r,0r); y6=y6r;
 interim superness:=more_super;
 filldraw stroke super_arc.e(2,3) & z3e{down}
  ..z4e---z5e..z6e{down} & super_arc.e(6,7);  % main stroke
 if serifs: pos1(hair,180); pos8(hair,180);
  rt x1l=hround(w-1.05u); lft x8r=hround .6u;
  bot y1=min(bot y2r,vround 1/5[top y5r,h]);
  top y8=max(top y7l,vround 5/6 bot y4l);
  filldraw stroke z1e{up}....{left}z2e;  % upper arc
  filldraw stroke z7e{left}....{x8-x7,5(y8-y7)}z8e;  % lower arc
  path upper_arc, lower_arc;
  upper_arc=z1{up}....{left}z2; lower_arc=z7{left}....{x8-x7,5(y8-y7)}z8;
  pos10(.3[fine.breadth,cap_hair],0); pos9(.3[fine.breadth,cap_hair],0);
  x10r=x1l; top y10=top y2l; x9l=x8r; bot y9=bot y7r;
  x1l-x1'=x8'-x8r=1.6cap_curve-fine; y1'=y1; y8'=y8;
  numeric t; t=xpart(upper_arc intersectiontimes(z10l--z1'));
  filldraw z1l--z10r--z10l--subpath(t,0) of upper_arc--cycle;  % upper barb
  t:=xpart(lower_arc intersectiontimes(z9r--z8'));
  filldraw z8r--z9l--z9r--subpath(t,1) of lower_arc--cycle;  % lower barb
 else: pos1(4/7[s_slab,flare],-100); pos8(flare,-100);
  x1l=good.x(x1l+w-u-rt x1); lft x8r=hround .5u;
  top y1l=vround(.93h+1.5oo); bot y8r=vround .1h-oo;
  filldraw stroke term.e(2,1,right,.9,4);  % upper arc and terminal
  filldraw stroke term.e(7,8,left,1,4); fi  % lower arc and terminal
 penlabels(0,1,1',2,3,4,5,6,7,8,8',9,10);
 hpos_corr=-.5u; put_accent;
 repeat_once
endchar;% accented s

cmchar "The letter accented z";
beginchar_twice(accented_z,8u#,x_height#,0);
 italcorr x_height#*slant-.5serif_fit#-.3u#;
 adjust_fit(0,.5serif_fit#);
 numeric arm_thickness[\\],z_stem;
 if hefty: arm_thickness1=Vround(vair-vair_corr); arm_thickness2=vair;
  z_stem=.6[vair,stem];
 else: arm_thickness1=vair; arm_thickness2=vair'; z_stem=.9[vair,stem]; fi
 pickup tiny.nib; rt x1r=rt x2r=hround(w-.8u); lft x3l=lft x4l=hround .5u;
 top y1=h; y2=min(y1,h-2/3arm_thickness1);
 bot y4=0; y3=max(y4,2/3arm_thickness2);
 numeric alpha; alpha=diag_ratio(1,z_stem-tiny,y2-y3,x2r-x3l-slant*(y2-y3));
 penpos1(alpha*(z_stem-tiny),0); penpos2(alpha*(z_stem-tiny),0);
 penpos3(alpha*(z_stem-tiny),0); penpos4(alpha*(z_stem-tiny),0);
 pair delta; delta=penoffset z3-z2 of currentpen;
 fill top lft z1l--z2l+delta---z3l+delta..lft z3l---lft z4l..bot z4l
  ---bot rt z4r--z3r-delta---z2r-delta..rt z2r---rt z1r..top z1r
  ---cycle;  % diagonal
 pickup crisp.nib; pos5(arm_thickness1,90); pos6(hair,180);
 top y5r=h; x5=x1; lft x6r=hround .75u; y6=good.y(y5l-beak/1.4)-eps;
 arm(5,6,a,beak_darkness,-.4beak_jut);  % upper arm and beak
 pos7(arm_thickness2,-90); pos8(hair,0);
 bot y7r=0; x7=x4; rt x8r=hround(w-.75u); y8=good.y(y7l+beak/1.2)+eps;
 arm(7,8,b,beak_darkness,.6beak_jut);  % lower arm and beak
 penlabels(1,2,3,4,5,6,7,8);
 hpos_corr=-.5u; put_accent;
 repeat_once
endchar;% accented z

cmchar "The letter dotted z";
beginchar_twice(dotted_z,8u#,x_height#,0);
 italcorr x_height#*slant-.5serif_fit#-.3u#;
 adjust_fit(0,.5serif_fit#);
 numeric arm_thickness[\\],z_stem;
 if hefty: arm_thickness1=Vround(vair-vair_corr); arm_thickness2=vair;
  z_stem=.6[vair,stem];
 else: arm_thickness1=vair; arm_thickness2=vair'; z_stem=.9[vair,stem]; fi
 pickup tiny.nib; rt x1r=rt x2r=hround(w-.8u); lft x3l=lft x4l=hround .5u;
 top y1=h; y2=min(y1,h-2/3arm_thickness1);
 bot y4=0; y3=max(y4,2/3arm_thickness2);
 numeric alpha; alpha=diag_ratio(1,z_stem-tiny,y2-y3,x2r-x3l-slant*(y2-y3));
 penpos1(alpha*(z_stem-tiny),0); penpos2(alpha*(z_stem-tiny),0);
 penpos3(alpha*(z_stem-tiny),0); penpos4(alpha*(z_stem-tiny),0);
 pair delta; delta=penoffset z3-z2 of currentpen;
 fill top lft z1l--z2l+delta---z3l+delta..lft z3l---lft z4l..bot z4l
  ---bot rt z4r--z3r-delta---z2r-delta..rt z2r---rt z1r..top z1r
  ---cycle;  % diagonal
 pickup crisp.nib; pos5(arm_thickness1,90); pos6(hair,180);
 top y5r=h; x5=x1; lft x6r=hround .75u; y6=good.y(y5l-beak/1.4)-eps;
 arm(5,6,a,beak_darkness,-.4beak_jut);  % upper arm and beak
 pos7(arm_thickness2,-90); pos8(hair,0);
 bot y7r=0; x7=x4; rt x8r=hround(w-.75u); y8=good.y(y7l+beak/1.2)+eps;
 arm(7,8,b,beak_darkness,.6beak_jut);  % lower arm and beak
 penlabels(1,2,3,4,5,6,7,8);
 put_dot(tiny,max(dot_size#,cap_curve#));
 repeat_once
endchar;% dotted z

endinput;
%%\end