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%
% lgrlig.mf
%
%% Cyrillic font container with T2 encoding beta-support
%
% This file is future part of lxfonts package
% Version 3.4 // Patchlevel=0
% (c) O.Lapko
%
% This package belongs to the public domain under conditions similar to
% those of D. E. Knuth specified for the Computer Modern family of fonts.
% In particular, only the authors are entitled to modify this file
% and to save it under the same name.
%
% Content:
%
% roman dotless i,j
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Special letters
%
% ff-ligs
%
LHver_check(3,4); % like |version_check| in ec
numeric itc#; % modified italic correction on `f' and `ff'
itc#=if serifs: max(0,flare#-.25u#) else: 1.25u# fi;
lhchar "The ligature fi";
beginchar(oct"034",10u#+2letter_fit#,asc_height#,0);
italcorr asc_height#*slant-serif_fit#+.5if serifs:stem# else:dot_size# fi-2u#;
normal_adjust_fit(0,serif_fit#);
pickup tiny.nib; pos1(stem',0); lft x1l=hround(2.5u-.5stem');
pos11(stem',0); rt x11r=hround(w-2.5u+.5stem');
pos12(stem',0); x11=x12; bot y12=0;
pickup fine.nib; numeric bulb_diam, inner_jut;
if serifs: bulb_diam=hround 1/4[.8[stem,flare],dot_size];
pos2(bulb_diam,0); x2r=x12r;
y2+.5bulb_diam=.8[x_height,h+oo]; top y11=x_height+min(oo,serif_drop);
if rt x1r+jut+.5u+2<=lft x11l-jut: inner_jut=jut;
else: rt x1r+inner_jut+.5u+2=lft x11l-inner_jut; fi
else: bulb_diam=max(stem,dot_size);
pos2(6/7[vair,flare],90); top y2r=h; rt x2=hround 5.3u;
pickup tiny.nib; pos13(bulb_diam,0); pos14(bulb_diam,90);
x13=x11-.5; top y14r=min(2x_height,h+1); top y11=x_height;
if bot y14l-x_height<tiny: y14l:=min(y14r-eps,y11+2tiny); fi
x13=x14; y13=.5[y14l,y14r]; dot(13,14); % dot
fi; % this is the ligature we're drawing
f_stroke(1,2,a,b,c,jut,inner_jut); % left stem, arc, terminal, serif
pickup tiny.nib; filldraw stroke z11e--z12e; % right stem
pickup crisp.nib; top y3r=top y4r=x_height; lft x3=hround .5u-1;
pos3(bar,90); pos4(bar,90);
if serifs: x4=x11; % bar will overlap upper right serif
sloped_serif.l(11,12,d,1/3,jut,min(oo,serif_drop)); % upper right serif
dish_serif(12,11,e,1/3,inner_jut,f,1/3,jut); % lower right serif
else: rt x4= hround 5.3u; fi
pickup crisp.nib; filldraw stroke z3e--z4e; % bar
penlabels(1,2,3,4,11,12,13,14); endchar;
lhchar "The ligature ff";
beginchar(oct"033",10.5u#+2letter_fit#,asc_height#,0);
italcorr asc_height#*slant+if serifs:flare#-.25u# else: 1.25u# fi;
normal_adjust_fit(0,0);
pickup tiny.nib; pos1(stem',0); lft x1l=hround(2.5u-.5stem');
pos11(stem',0); rt x11r=hround(w-3u+.5stem');
pickup fine.nib; numeric bulb_diam, inner_jut;
if serifs: bulb_diam=hround .8[stem,flare];
pos2(bulb_diam,0); pos12(bulb_diam,0);
rt x2r=hround(rt x11r-stem_corr); lft x12l=hround(w-.75u+.5);
y2+.5bulb_diam=.85[x_height,h+oo]; y12+.5bulb_diam=.9[x_height,h+oo];
if rt x1r+jut+.5u+2<=lft x11l-jut: inner_jut=jut;
else: rt x1r+inner_jut+.5u+2=lft x11l-inner_jut; fi
else: pos2(5/7[vair,flare],90); top y2r=h; rt x2=hround 6.25u;
pos12(5/7[vair,flare],90); y12=y2; rt x12=hround(w+.75u); fi
f_stroke(1,2,a,b,c,jut,inner_jut); % left stem, arc, terminal, serif
f_stroke(11,12,d,e,f,inner_jut,1.25jut); % right stem, arc, terminal, serif
pickup crisp.nib; top y3r=top y4r=x_height; lft x3=hround .5u-1;
pos3(bar,90); pos4(bar,90);
rt x4=hround(w-1/3u);
if hefty: pos3'(bar,90); x3'-x1=x4-x11; y3'=y3;
pos4'(bar,90); x4'=x11; y4'=y4;
filldraw stroke z3e--z3'e; filldraw stroke z4'e--z4e; % bars
else: filldraw stroke z3e--z4e; fi % bar
penlabels(1,2,3,4,11,12); endchar;
lhchar "The ligature fl";
beginchar(oct"035",10u#+2letter_fit#,asc_height#,0);
italcorr asc_height#*slant-serif_fit#+.5stem#-2u#;
normal_adjust_fit(0,serif_fit#);
pickup tiny.nib; pos1(stem',0); lft x1l=hround(2.5u-.5stem');
pos11(stem',0); rt x11r=hround(w-2.5u+.5stem');
pos12(stem',0); x11=x12; bot y12=0; top y11=h;
filldraw stroke z11e--z12e; % right stem
pickup fine.nib; numeric bulb_diam, inner_jut;
if serifs: bulb_diam=hround .8[stem,flare];
pos2(bulb_diam,0); x2r=x11r-stem_corr;
y2+.5bulb_diam=.9[x_height,h+oo];
sloped_serif.l(11,12,d,1/3,eps,max(serif_drop,oo)); % erase excess at top
if rt x1r+jut+.5u+2<=lft x11l-jut: inner_jut=jut;
else: rt x1r+inner_jut+.5u+2=lft x11l-inner_jut; fi
else: pos2(5/7[vair,flare],90); top y2r=h; rt x2=hround 5.3u; fi
f_stroke(1,2,a,b,c,jut,inner_jut); % left stem, arc, terminal, serif
pickup crisp.nib; top y3r=top y4r=x_height; lft x3=hround .5u-1;
pos3(bar,90); pos4(bar,90);
if serifs: x4=x11;
dish_serif(12,11,e,1/3,inner_jut,f,1/3,jut); % lower right serif
else: rt x4= hround 5.3u; fi
pickup crisp.nib; filldraw stroke z3e--z4e; % bar
penlabels(1,2,3,4,11,12); endchar;
lhchar "The ligature ffi";
beginchar(oct"036",15u#+4letter_fit#,asc_height#,0);
italcorr asc_height#*slant-serif_fit#+.5if serifs:stem# else:dot_size# fi-2u#;
normal_adjust_fit(0,serif_fit#);
pickup tiny.nib; pos1(stem',0); lft x1l=hround(2.5u-.5stem');
pos11(stem',0); lft x11l=hround(.5w-.5stem');
pos21(stem',0); rt x21r=hround(w-2.5u+.5stem');
pos22(stem',0); x21=x22; bot y22=0;
pickup fine.nib; numeric bulb_diam, inner_jut;
if serifs: bulb_diam=hround 1/4[.8[stem,flare],dot_size];
pos2(bulb_diam,0); x2r=x11r-stem_corr;
pos12(bulb_diam,0); x12r=x21r;
top y21=x_height+min(oo,serif_drop);
y2+.5bulb_diam=.8[x_height,h+oo]; y12=y2;
if rt x1r+jut+.5u+2<=lft x11l-jut: inner_jut=jut;
else: rt x1r+inner_jut+.5u+2=lft x11l-inner_jut; fi
else: bulb_diam=max(stem,dot_size);
pos2(5/7[vair,flare],90); top y2r=h; rt x2=hround 5.75u;
pos12(6/7[vair,flare],90); y12=y2; rt x12=hround(.5w+2.8u);
pickup tiny.nib; pos23(bulb_diam,0); pos24(bulb_diam,90);
x23=x21-.5; top y24r=min(2x_height,h+1); top y21=x_height;
if bot y24l-x_height<tiny: y24l:=min(y24r-eps,y21+2tiny); fi
x23=x24; y23=.5[y24l,y24r]; dot(23,24); fi % dot
f_stroke(1,2,a,b,c,jut,inner_jut); % left stem, arc, terminal, serif
f_stroke(11,12,d,e,f,inner_jut,inner_jut); % middle ditto
pickup tiny.nib; filldraw stroke z21e--z22e; % right stem
pickup crisp.nib; top y3r=top y4r=x_height; lft x3=hround.5u-1;
pos3(bar,90); pos4(bar,90);
if serifs: x4=x21; % bar will overlap upper right serif
sloped_serif.l(21,22,g,1/3,jut,min(oo,serif_drop)); % upper right serif
dish_serif(22,21,h,1/3,inner_jut,i,1/3,jut); % lower right serif
else: rt x4=hround(.5w+2.8u); fi
pickup crisp.nib;
if hefty: pos3'(bar,90); x3'-x1=x4-x11; y3'=y3;
pos4'(bar,90); x4'=x11; y4'=y4;
filldraw stroke z3e--z3'e; filldraw stroke z4'e--z4e; % bars
else: filldraw stroke z3e--z4e; fi % bar
penlabels(1,2,3,4,11,12,21,22,23,24); endchar;
lhchar "The ligature ffl";
beginchar(oct"037",15u#+4letter_fit#,asc_height#,0);
italcorr asc_height#*slant-serif_fit#+.5stem#-2u#;
normal_adjust_fit(0,serif_fit#);
pickup tiny.nib; pos1(stem',0); lft x1l=hround(2.5u-.5stem');
pos11(stem',0); lft x11l=hround(.5w-.5stem');
pos21(stem',0); rt x21r=hround(w-2.5u+.5stem');
pos22(stem',0); x21=x22; bot y22=0; top y21=h;
filldraw stroke z21e--z22e; % right stem
pickup fine.nib; numeric bulb_diam, inner_jut;
if serifs: bulb_diam=hround .8[stem,flare];
pos2(bulb_diam,0); x2r=x11r-stem_corr;
pos12(bulb_diam,0); x12r=x21r-stem_corr;
y2+.5bulb_diam=.85[x_height,h+oo]; y12+.5bulb_diam=.9[x_height,h+oo];
sloped_serif.l(21,22,g,1/3,eps,max(serif_drop,oo)); % erase excess at top
if rt x1r+jut+.5u+2<=lft x11l-jut: inner_jut=jut;
else: rt x1r+inner_jut+.5u+2=lft x11l-inner_jut; fi
else: pos2(5/7[vair,flare],90); top y2r=h; rt x2=hround 5.75u;
pos12(5/7[vair,flare],90); y12=y2; rt x12=hround(.5w+2.8u); fi
f_stroke(1,2,a,b,c,jut,inner_jut); % left stem, arc, terminal, serif
f_stroke(11,12,d,e,f,inner_jut,inner_jut); % middle ditto
pickup crisp.nib; top y3r=top y4r=x_height; lft x3=hround.5u-1;
pos3(bar,90); pos4(bar,90);
if serifs: dish_serif(22,21,h,1/3,inner_jut,i,1/3,jut); % lower right serif
pickup crisp.nib; x4=x21;
else: rt x4=hround(.5w+2.8u); fi
if hefty: pos3'(bar,90); x3'-x1=x4-x11; y3'=y3;
pos4'(bar,90); x4'=x11; y4'=y4;
filldraw stroke z3e--z3'e; filldraw stroke z4'e--z4e; % bars
else: filldraw stroke z3e--z4e; fi % bar
penlabels(1,2,3,4,11,12,21,22); endchar;
endinput;
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