--- /dev/null
+% Feta (not the Font-En-Tja) music font -- piano pedal markings
+% This file is part of LilyPond, the GNU music typesetter.
+%
+% Copyright (C) 2000--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+%
+% Voor Cup
+%
+% LilyPond is free software: you can redistribute it and/or modify
+% it under the terms of the GNU General Public License as published by
+% the Free Software Foundation, either version 3 of the License, or
+% (at your option) any later version.
+%
+% LilyPond is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+
+% Kerning
+%
+% Pe = -0.034 pedalh == -0.07 staff-space
+% ed = -0.27 pedalh == -0.53 staff-space
+
+
+fet_begingroup ("pedal");
+
+pedalpha = 40;
+pedbeta = 25;
+
+penh# = 0.7 linethickness#;
+penw# = 2 penh# + 0.14 staff_space#;
+define_pixels (penh, penw);
+
+pedalh# = 2 staff_space#;
+pedalbh# = 4/7 pedalh#;
+define_pixels (pedalh, pedalbh);
+
+
+fet_beginchar ("Pedal asterisk", "*");
+ save bulb, p, radius, thin, inner_r;
+ path pat;
+
+ set_char_box (0, 7/9 pedalh#, 0, 7/9 pedalh#);
+
+ z0 = (1/2 w, h - 1/2 w);
+
+ thin = 0.8 linethickness;
+
+ bulb + 2 radius = w;
+ 0.9 thin + bulb = (radius * pi * 2) / 8;
+
+ pickup pencircle scaled penh;
+
+ penpos1 (bulb, 180);
+ penpos2 (bulb, 0);
+ penpos3 (thin, 0);
+
+ z1 = z0 + (0, radius);
+ z2 = z1;
+
+ inner_r = .45 radius;
+
+ z4l = z0 + inner_r * dir (90 + 360/16);
+ z4r = z0 + inner_r * dir (90 - 360/16);
+
+ z4 = .5 [z4l, z4r];
+ z3 = .75 [z1, z4];
+
+ penlabels (0, 1, 2, 3, 4);
+
+ pat := z3r{up}
+ .. z1l{up}
+ .. z2l{down}
+ .. z3l{down}
+ .. z4l{dir (180 + 360/16)};
+ for i = 1 upto 7:
+ pat := pat
+ .. ((z3r{up}
+ .. z1l{up}
+ .. z2l{down}
+ .. z3l{down}
+ .. z4l{dir (180 + 360/16)})
+ rotatedaround (z0, 360/8 i));
+ endfor;
+
+ pat := pat
+ .. cycle;
+ fill pat;
+
+ pickup pencircle scaled (7/8 inner_r);
+
+ undrawdot z0;
+fet_endchar;
+
+
+%% ugh. rounded corners!
+
+fet_beginchar ("Pedal dash", "M");
+ save dash_thickness;
+
+ dash_thickness# := penw#;
+ define_whole_vertical_blacker_pixels (dash_thickness);
+
+ set_char_box (0, 3 penw#, 0, pedalbh#);
+
+ penpos1 (dash_thickness, 60);
+ penpos2 (dash_thickness, 60);
+
+ z1l = (0, vround (2/3 h - 1/2 penw));
+ z2r = (w, vround (y1l + 1.2 penw));
+
+ penlabels (1, 2, 3);
+
+ penstroke z1e{dir 40}
+ ..tension 1.2.. z2e{dir 40};
+fet_endchar;
+
+
+fet_beginchar ("Pedal dot", ".");
+ set_char_box (0, penw#, 0, penw#);
+
+ pickup pencircle scaled penw;
+
+ drawdot (hround (1/2 penw), vround (1/2 penw));
+fet_endchar;
+
+
+def draw_pedal_P (expr show_labels) =
+begingroup;
+ clearxy;
+
+ penpos1 (hround penh, 0);
+ penpos2 (penw, 55);
+ penpos3 (penw, pedalpha);
+ penpos4 (1.2 penh, -pedalpha);
+ penpos5 (penh, -pedalpha);
+ penpos6 (penh, 180 - pedalpha);
+ penpos7 (penh, 180 - pedalpha);
+ penpos8 (penh, 90);
+ penpos9 (4/3 penw, 50);
+ penpos10 (1.4 penw, 50);
+ penpos11 (penh, 90 + pedalpha);
+
+ z1r = (hround 0.6 w, h);
+ x2l = hround (x1l - penw) + xpart feta_offset;
+ y2 = vround (0.7 h) + ypart feta_offset;
+ x3r = hround (x2l + 2 penw);
+ y3r = 0.4 h;
+ z4l = z5r + 1/4 (z3r - z5r);
+ x5 = 1/4 w;
+ y5r = 0;
+ z6 = z5;
+ z7l = z6r + 1/3 (z8r - z6r);
+ z8r = z5r + 3/5 (z3r - z5r);
+ x9l = x10l - penh;
+ y9l = 1/4 penh;
+ x10l = w - tand (90 - pedalpha) * y11l;
+ y10l = 1/4 penh;
+ x11l = w;
+ y11 = 1/5 h;
+
+ % don't stick out at the top
+ z1' = round (0.9 [z2, z1]) + (xpart feta_offset, 0);
+ penpos1' (penh, 0);
+
+ % shift start point of pen stroke to avoid overlapping contours
+ z8'l = z8l;
+ y8'r = y8r;
+ z8'r = z8l + whatever * (z3r - z8l);
+
+ penpos12 (hround penh, 0);
+ penpos13 (penw, -90 - pedbeta);
+ penpos14 (vround penh, 90);
+ penpos15 (penw, -90 + pedbeta);
+ penpos16 (penh, 180 + pedbeta);
+
+ z12r = (hround (5/9 x1 + 1/2 hround penh), y2);
+ z13l = (1/2 x12r, y15r);
+ z14r = z1r;
+ z15l = (1/2 [x16, w], y2l + 0.5 penw);
+ x16 = 1/4 [x1, w];
+ y16r = y2r;
+
+ % We now do a correction to `center' the stem horizontally. While
+ % this is not the most elegant solution, it is definitely the
+ % easiest...
+
+ save horz_corr;
+ horz_corr = 1/5 [x12, x16] - x2l;
+ x2 := x2 + horz_corr;
+ x2l := x2l + horz_corr;
+ x2r := x2r + horz_corr;
+
+ penstroke z1'e
+ ..tension 2.5.. z2e
+ ..tension 1.5.. z3e
+ ..tension 2.5.. {dir (225)}z4e;
+
+ soft_end_penstroke z8'e{right}
+ ..tension 1.5.. z9e{dir (-pedalpha)}
+ .. z10e
+ ..tension 2.5.. z11e;
+
+ fill z4r{dir (225)}
+ ..tension 1.5.. z5r{left}
+ .. z6r
+ ..tension 1.5.. z7r
+ ..tension 1.5.. z8r{right}
+ -- cycle;
+
+ soft_penstroke z12e{down}
+ ..tension 1.1.. z13e{dir (180 - pedbeta)}
+ ..tension 1.1.. z14e{right}
+ ..tension 1.1.. z15e{dir (180 + pedbeta)}
+ ..tension 1.1.. z16e{dir (90 + pedbeta)};
+
+ if show_labels = 1:
+ penlabels (range 1 thru 16);
+ penlabels (1', 8');
+ fi;
+endgroup;
+enddef;
+
+
+def draw_pedal_d (expr show_labels) =
+begingroup;
+ clearxy;
+
+ penpos1 (vround penh, -10 - 90);
+ penpos2 (hround penw, 190);
+ penpos3 (vround (2 penh), 90);
+ penpos4 (hround (3/4 penw), 0);
+ penpos5 (penh, -70);
+
+ x1r = 0;
+ y1l = h;
+ z2 = (w - 1/2 hround penw, 1/2 pedalbh + penh);
+ z4l = (hround (1/3 w), 1/2 pedalbh);
+ z5l = (2/3 w, pedalbh);
+ z3l = (hround x5l, 0);
+
+ if show_labels = 1:
+ penlabels (1, 2, 3, 4, 5);
+ fi;
+
+ soft_start_penstroke z1e{dir (-10)}
+ ..tension 1.1.. z2e{dir (-90 + 10)}
+ ..tension 1.1.. z3e{left}
+ ..tension 1.1.. z4e{up}
+ ..tension 1.1.. z5e{dir (-70 + 90)};
+endgroup;
+enddef;
+
+
+def draw_pedal_e (expr show_labels) =
+begingroup;
+ clearxy;
+
+ penpos1 (penh, pedalpha - 90);
+ penpos2 (penh, pedalpha - 90);
+ penpos3 (3/5 penw, pedalpha);
+ penpos4 (1.2 penh, 90 + pedalpha);
+ penpos5 (2/3 penw, 180);
+ penpos6 (penw, 180 + pedalpha);
+ penpos7 (2/3 penw, -90 - 20);
+ penpos8 (penh, pedalpha - 90);
+
+ z1l = (0, 1/5 pedalh);
+ % this helps to make the path go through z2 at low resolutions
+ z2 = round (z1 + dir pedalpha * penw) + feta_offset;
+ z3 = (3/5 w, 8/9 h);
+ z4 = (2/9 w, y3);
+ x4r := hround x4r;
+ x5r = 0;
+ y5 = y2;
+ x6 = 3/8 w;
+ y6r = 1/2 penh;
+ z7l = (x6l + penh, y6l);
+ x8r = w;
+ y8 = 1/5 pedalh;
+
+ soft_penstroke z1e
+ -- z2e{z2 - z1}
+ ..tension 1.1.. z3e
+ ..tension 1.05.. z4e
+ ..tension 1.1.. z5e
+ ..tension 1.5.. z6e{dir - pedalpha}
+ ..tension 1.1.. z7e
+ ..tension 2.5.. z8e;
+
+ if show_labels = 1:
+ penlabels (range 1 thru 8);
+ fi;
+endgroup;
+enddef;
+
+
+fet_beginchar ("Pedal P", "P");
+ set_char_box (0, 5/6 pedalh#, 0, pedalh#);
+
+ draw_pedal_P (1);
+fet_endchar;
+
+
+fet_beginchar ("Pedal d", "d");
+ set_char_box (0, 2/3 pedalh#, 0, 7/8 pedalh#);
+
+ draw_pedal_d (1);
+fet_endchar;
+
+
+fet_beginchar ("Pedal e", "e");
+ set_char_box (0, 2/5 pedalh#, 0, pedalbh#);
+
+ draw_pedal_e (1);
+fet_endchar;
+
+
+fet_beginchar ("Pedal Ped", "Ped");
+ P_width# = 5/6 pedalh#;
+ e_width# = 2/5 pedalh#;
+ d_width# = 2/3 pedalh#;
+ define_pixels (P_width, e_width, d_width);
+
+ e_height = pedalbh;
+ d_height = 7/8 pedalh;
+
+ % Pe = -0.034 pedalh == -0.07 staff-space
+ % ed = -0.27 pedalh == -0.53 staff-space
+ Pe_kern# = -0.034 pedalh#;
+ ed_kern# = -0.27 pedalh#;
+ define_pixels (Pe_kern, ed_kern);
+
+ w := hround d_width;
+ h := vround d_height;
+ draw_pedal_d (0);
+ currentpicture := currentpicture
+ shifted (hround (e_width + ed_kern), 0);
+
+ w := hround e_width;
+ h := vround e_height;
+ draw_pedal_e (0);
+ currentpicture := currentpicture
+ shifted (hround (P_width + Pe_kern), 0);
+
+ w := hround P_width;
+ h := vround pedalh;
+ draw_pedal_P (0);
+
+ set_char_box (0, P_width# + Pe_kern# + e_width# + ed_kern# + d_width#,
+ 0, pedalh#);
+fet_endchar;
+
+
+fet_endgroup ("pedal");
projects / lilypond.git / blobdiff