-% -*-Fundamental-*-
+% -%-Fundamental-%- -*-Metafont-*-
% parmesan-scripts.mf -- implement ancient script symbols
%
% source file of LilyPond's pretty-but-neat music font
%
-% (c) 2002--2003 Juergen Reuter <reuter@ipd.uka.de>
+% (c) 2002--2008 Juergen Reuter <reuter@ipd.uka.de>
%
-fet_begingroup ("scripts")
+fet_begingroup ("scripts");
-fet_beginchar("ictus", "ictus", "ictus")
+fet_beginchar ("ictus", "ictus");
save ht, wd;
ht# = .35 staff_space#;
- wd# = stafflinethickness#;
- define_pixels(wd, ht);
- pickup pencircle
- xscaled wd
- yscaled blot_diameter;
- set_char_box(wd#/2, wd#/2, ht#/2, ht#/2);
- x1 = 0; top y1 = ht/2;
- x2 = 0; bot y2 = -ht/2;
- draw z1 -- z2;
+ wd# = linethickness#;
+
+ define_pixels (wd, ht);
+
+ save ellipse, T;
+ path ellipse;
+ transform T;
+
+ T := identity xscaled wd
+ yscaled blot_diameter;
+ pickup pencircle transformed T;
+ ellipse := fullcircle transformed T;
+
+ set_char_box (wd# / 2, wd# / 2, ht# / 2, ht# / 2);
+
+ x1 = 0;
+ top y1 = ht / 2;
+ x2 = 0;
+ bot y2 = -ht / 2;
+
+ fill get_subpath (ellipse, up, down, z1)
+ -- get_subpath (ellipse, down, up, z2)
+ -- cycle;
+
+ labels (1, 2);
fet_endchar;
def draw_accentus =
save thick, thin, ht, wd;
- thin# = 1 stafflinethickness#;
- thick# = 1.2 stafflinethickness#;
+
+ thin# = 1 linethickness#;
+ thick# = 1.2 linethickness#;
ht# = .35 staff_space#;
wd# = .25 staff_space#;
- define_pixels(wd, ht, thin, thick);
- z1 = z2 = (-wd/2 + thin/2, -ht/2 + thin/2);
- z3 = z4 = (wd/2 - thick/2, ht/2 - thick/2);
- penpos1(thin, angle(z1-z3));
- penpos2(thin, angle(z1-z3)+90);
- penpos3(thick, angle(z3-z1)+90);
- penpos4(thick, angle(z3-z1));
- fill z1r .. z2r -- z3l .. z4r .. z3r -- z2l .. cycle;
- set_char_box(wd#/2, wd#/2, ht#/2, ht#/2);
+
+ define_pixels (wd, ht, thin, thick);
+
+ z1 = z2 = (-wd / 2 + thin / 2, -ht / 2 + thin / 2);
+ z3 = z4 = (wd / 2 - thick / 2, ht / 2 - thick / 2);
+
+ penpos1 (thin, angle (z1 - z3));
+ penpos2 (thin, angle (z1 - z3) + 90);
+ penpos3 (thick, angle (z3 - z1) + 90);
+ penpos4 (thick, angle (z3 - z1));
+
+ fill z1r
+ .. z2r
+ -- z3l
+ .. z4r
+ .. z3r
+ -- z2l
+ .. cycle;
+
+ set_char_box (wd#/2, wd#/2, ht#/2, ht#/2);
enddef;
-fet_beginchar("accentus up", "uaccentus", "uaccentus")
+
+fet_beginchar ("accentus up", "uaccentus");
draw_accentus;
+ penlabels (1, 2, 3, 4);
fet_endchar;
-fet_beginchar("accentus down", "daccentus", "daccentus")
+
+fet_beginchar ("accentus down", "daccentus");
draw_accentus;
y_mirror_char;
fet_endchar;
-def draw_half_ellipse(expr ellips_width, ellips_height) =
- save width, height, thin, thick;
- width# = ellips_width;
- height# = ellips_height;
- define_pixels(width, height);
-
- thin = thick = 0.6 stafflinethickness;
- penpos1(thick, 0);
- penpos2(thin, -90);
- z1r = (width/2, 0);
- z2r = (0, -height/2);
- penlabels(1,2);
- penstroke z1e{down} .. {left}z2e;
- addto currentpicture also currentpicture xscaled -1;
+def draw_half_circle (expr diam) =
+ save diameter, thick;
+
+ diameter# = diam;
+
+ define_pixels (diameter);
+
+ thick = 0.6 linethickness;
+
+ penpos1 (thick, 0);
+ penpos2 (thick, -90);
+ penpos3 (thick, -180);
+
+ z1r = (diameter / 2, 0);
+ z2r = (0, -diameter / 2);
+ z3r = (-diameter / 2, 0);
+
+ penstroke z1e{down}
+ .. z2e{left}
+ .. z3e{up};
enddef;
-fet_beginchar("half circle", "usemicirculus", "usemicirculus")
- draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
+
+fet_beginchar ("half circle", "usemicirculus");
+ draw_half_circle (5/16 staff_space#);
+
currentpicture := currentpicture yscaled -1;
- set_char_box(width#/2, width#/2, 0, height#/2);
+
+ set_char_box (diameter# / 2, diameter# / 2,
+ 0, diameter# / 2);
fet_endchar;
-fet_beginchar("half circle", "dsemicirculus", "dsemicirculus")
- draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
- set_char_box(width#/2, width#/2, height#/2, 0);
+fet_beginchar ("half circle", "dsemicirculus");
+ draw_half_circle (5/16 staff_space#);
+
+ set_char_box (diameter# / 2, diameter# / 2,
+ diameter# / 2, 0);
+
+ penlabels (1, 2, 3);
fet_endchar;
-fet_beginchar("circle", "circulus", "circulus")
- draw_half_ellipse(5/16 staff_space#, 5/16 staff_space#);
- set_char_box(width#/2, width#/2, height#/2, height#/2);
- addto currentpicture also currentpicture yscaled -1;
+fet_beginchar ("circle", "circulus");
+ save diameter, thick;
+
+ diameter# = 5/16 staff_space#;
+
+ define_pixels (diameter);
+
+ thick = 0.6 linethickness;
+
+ fill fullcircle scaled diameter;
+ unfill fullcircle scaled (diameter - 2 thick);
+
+ set_char_box (diameter# / 2, diameter# / 2,
+ diameter# / 2, diameter# / 2);
fet_endchar;
-fet_beginchar("augmentum", "augmentum", "augmentum")
+fet_beginchar ("augmentum", "augmentum");
save diameter;
+
diameter# = 0.25 staff_space#;
- define_pixels(diameter);
+
+ define_pixels (diameter);
+
pickup pencircle scaled diameter;
- draw (0,0);
- set_char_box(diameter#/2, diameter#/2, diameter#/2, diameter#/2);
+
+ drawdot (0, 0);
+
+ set_char_box (diameter# / 2, diameter# / 2,
+ diameter# / 2, diameter# / 2);
fet_endchar;
def draw_signum_congruentiae =
- save za, zb, zc, zd, ze, zf, zg, zh;
- pair za, zb, zc, zd, ze, zf, zg, zh;
-
- set_char_box(0.50 staff_space# + 1.5 stafflinethickness#,
- 0.50 staff_space# + 1.5 stafflinethickness#,
- 2.5 stafflinethickness#,
- 2.00 staff_space# + 3.5 stafflinethickness#);
-
- pickup pencircle
- xscaled 1.0 stafflinethickness
- yscaled 5.0 stafflinethickness
- rotated -35;
- za = (+0.50staff_space, +2.00staff_space);
- zb = (+0.00staff_space, +2.00staff_space);
- zc = (-0.50staff_space, +1.50staff_space);
- zd = (-0.25staff_space, +1.00staff_space);
- ze = (+0.10staff_space, +0.80staff_space);
- zf = (+0.00staff_space, +0.00staff_space);
- draw za{-1,+1} .. zb .. zc .. zd .. ze .. zf;
-
- pickup pencircle scaled 3.0 stafflinethickness;
- zg = (-0.5staff_space, +0.0staff_space);
- zh = (+0.5staff_space, +0.0staff_space);
- drawdot zg;
- drawdot zh;
+ set_char_box (0.50 staff_space# + 1.5 linethickness#,
+ 0.50 staff_space# + 1.5 linethickness#,
+ 2.5 linethickness#,
+ 2.00 staff_space# + 3.5 linethickness#);
+
+ save ellipse, pat;
+ path ellipse, pat;
+
+ ellipse := fullcircle xscaled 1.0 linethickness
+ yscaled 5.0 linethickness
+ rotated -35;
+
+ z1 = (+0.50 staff_space, +2.00 staff_space);
+ z2 = (+0.00 staff_space, +2.00 staff_space);
+ z3 = (-0.50 staff_space, +1.50 staff_space);
+ z4 = (-0.25 staff_space, +1.00 staff_space);
+ z5 = (+0.10 staff_space, +0.80 staff_space);
+ z6 = (+0.00 staff_space, +0.00 staff_space);
+
+ pat := z1{-1, +1}
+ .. z2
+ .. z3
+ .. z4
+ .. z5
+ .. z6;
+
+ % we avoid cusps originally present in `draw pat'
+ fill get_subpath (ellipse,
+ -direction 0 of pat, direction 0 of pat, z1)
+ .. get_subpoint (ellipse, direction 1 of pat, z2)
+ {direction 1 of pat}
+ .. get_subpoint (ellipse, direction 2 of pat, z3)
+ {direction 2 of pat}
+ .. get_subpoint (ellipse, direction 3 of pat, z4)
+ {direction 3 of pat}
+ .. get_subpoint (ellipse, direction 4 of pat, z5)
+ {direction 4 of pat}
+ .. get_subpath (ellipse,
+ direction 4.8 of pat, -direction 5 of pat, z6)
+ .. get_subpoint (ellipse, -direction 4 of pat, z5)
+ {-direction 4 of pat}
+ .. get_subpoint (ellipse, -direction 3 of pat, z4)
+ {-direction 3 of pat}
+ .. get_subpoint (ellipse, -direction 2.5 of pat, point 2.5 of pat)
+ .. get_subpoint (ellipse, -direction 1 of pat, z2)
+ {-direction 1 of pat}
+ .. cycle;
+
+ pickup pencircle scaled 3.0 linethickness;
+
+ z7 = (-0.5 staff_space, +0.0 staff_space);
+ z8 = (+0.5 staff_space, +0.0 staff_space);
+
+ drawdot z7;
+ drawdot z8;
enddef;
-fet_beginchar("signum congruentiae up",
- "usignumcongruentiae", "usignumcongruentiae")
+
+fet_beginchar ("signum congruentiae up", "usignumcongruentiae");
draw_signum_congruentiae;
+ labels (1, 2, 3, 4, 5, 6, 7, 8);
fet_endchar;
-fet_beginchar("signum congruentiae down",
- "dsignumcongruentiae", "dsignumcongruentiae")
+
+fet_beginchar ("signum congruentiae down", "dsignumcongruentiae");
draw_signum_congruentiae;
xy_mirror_char;
fet_endchar;
-fet_endgroup ("scripts")
+
+fet_endgroup ("scripts");
projects / lilypond.git / blobdiff