X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fbar-line.cc;h=a7f9024783824ae37d7465b27101e3f6d600ee17;hb=12f1c6fb456268e0108dc0f544cb9a13a971bdc9;hp=840a1de15d352a19c1773707da83d5deed88f39e;hpb=9e69cb84d6ee5b0a861cd97869b10e3bdf0c833c;p=lilypond.git diff --git a/lily/bar-line.cc b/lily/bar-line.cc index 840a1de15d..a7f9024783 100644 --- a/lily/bar-line.cc +++ b/lily/bar-line.cc @@ -1,9 +1,20 @@ /* - bar-line.cc -- implement Bar_line + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter + Copyright (C) 1997--2010 Han-Wen Nienhuys - (c) 1997--2006 Han-Wen Nienhuys + 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 . */ #include "bar-line.hh" @@ -16,6 +27,31 @@ #include "staff-symbol-referencer.hh" #include "line-interface.hh" +MAKE_SCHEME_CALLBACK (Bar_line, calc_bar_extent, 1) +SCM +Bar_line::calc_bar_extent (SCM smob) +{ + Grob *me = unsmob_grob (smob); + + SCM size = me->get_property ("bar-size"); + + if (!scm_is_number (size) + || !Staff_symbol_referencer::get_staff_symbol (me)) + return ly_interval2scm (Interval ()); + + Real h = scm_to_double (size); + return ly_interval2scm (Interval (-h/2, h/2)); +} + +Interval +Bar_line::bar_y_extent (Grob *me, Grob *refpoint) +{ + Interval iv = robust_scm2interval (me->get_property ("bar-extent"), Interval ()); + + iv.translate (me->relative_coordinate (refpoint, Y_AXIS)); + return iv; +} + MAKE_SCHEME_CALLBACK (Bar_line, print, 1); SCM Bar_line::print (SCM smob) @@ -24,7 +60,7 @@ Bar_line::print (SCM smob) SCM s = me->get_property ("glyph-name"); SCM barsize = me->get_property ("bar-size"); - + if (scm_is_string (s) && scm_is_number (barsize)) { string str = ly_scm2string (s); @@ -69,55 +105,149 @@ Bar_line::compound_barline (Grob *me, string str, Real h, colon.translate_axis (-dist / 2, Y_AXIS); Stencil m; + Grob *staff = Staff_symbol_referencer::get_staff_symbol (me); + Real center = 0; + if (staff) + { + Interval staff_extent = staff->extent (staff, Y_AXIS); + center = staff_extent.center (); + } + if (str == "||:") str = "|:"; + if (str == "|S" || str == "S|") + str = "S"; + if (str == "") - return Lookup::blank (Box (Interval (0, 0), Interval (-h / 2, h / 2))); + { + Stencil empty = Lookup::blank (Box (Interval (0, 0), Interval (-h / 2, h / 2))); + empty.translate_axis (center, Y_AXIS); + return empty; + } else if (str == "|") - return thin; + { + thin.translate_axis (center, Y_AXIS); + return thin; + } + else if (str == ".") + { + thick.translate_axis (center, Y_AXIS); + return thick; + } else if (str == "|." || (h == 0 && str == ":|")) { - m.add_at_edge (X_AXIS, LEFT, thick, 0, 0); - m.add_at_edge (X_AXIS, LEFT, thin, kern, 0); + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); } else if (str == ".|" || (h == 0 && str == "|:")) { - m.add_at_edge (X_AXIS, RIGHT, thick, 0, 0); - m.add_at_edge (X_AXIS, RIGHT, thin, kern, 0); + m.add_at_edge (X_AXIS, RIGHT, thick, 0); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); } else if (str == ":|") { - m.add_at_edge (X_AXIS, LEFT, thick, 0, 0); - m.add_at_edge (X_AXIS, LEFT, thin, kern, 0); - m.add_at_edge (X_AXIS, LEFT, colon, kern, 0); + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); } else if (str == "|:") { - m.add_at_edge (X_AXIS, RIGHT, thick, 0, 0); - m.add_at_edge (X_AXIS, RIGHT, thin, kern, 0); - m.add_at_edge (X_AXIS, RIGHT, colon, kern, 0); + m.add_at_edge (X_AXIS, RIGHT, thick, 0); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); } else if (str == ":|:") { - m.add_at_edge (X_AXIS, LEFT, thick, thinkern, 0); - m.add_at_edge (X_AXIS, LEFT, colon, kern, 0); - m.add_at_edge (X_AXIS, RIGHT, thick, kern, 0); - m.add_at_edge (X_AXIS, RIGHT, colon, kern, 0); + m.add_at_edge (X_AXIS, LEFT, thick, thinkern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); + m.add_at_edge (X_AXIS, RIGHT, thick, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); + } + else if (str == ":|.|:") + { + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); + + } + else if (str == ":|.:") + { + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); } else if (str == ".|.") { - m.add_at_edge (X_AXIS, LEFT, thick, thinkern, 0); - m.add_at_edge (X_AXIS, RIGHT, thick, kern, 0); + m.add_at_edge (X_AXIS, LEFT, thick, thinkern); + m.add_at_edge (X_AXIS, RIGHT, thick, kern); + } + else if (str == "|.|") + { + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); } else if (str == "||") { /* should align to other side? this never appears on the system-start? + m.add_at_edge (X_AXIS, RIGHT, thin, 0); + m.add_at_edge (X_AXIS, RIGHT, thin, thinkern); */ - m.add_at_edge (X_AXIS, RIGHT, thin, 0, 0); - m.add_at_edge (X_AXIS, RIGHT, thin, thinkern, 0); + m.add_at_edge (X_AXIS, LEFT, thin, thinkern); + m.add_at_edge (X_AXIS, RIGHT, thin, thinkern); + } + else if (str.find ("S") != NPOS || str == "|._.|") + { + // Handle all varsegno stuff + Stencil segno; + segno.add_at_edge (X_AXIS, LEFT, thin, thinkern); + segno.add_at_edge (X_AXIS, RIGHT, thin, thinkern); + segno.add_stencil (Font_interface::get_default_font (me)->find_by_name ("scripts.varsegno")); + + if (str == "S") + { + m.add_stencil (segno); + } + else if (str == "S|:" || str == ".S|:") + { + m.add_at_edge (X_AXIS, RIGHT, thick, 0); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); + m.add_at_edge (X_AXIS, LEFT, segno, thinkern); + } + else if (str == ":|S" || str == ":|S.") + { + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); + m.add_at_edge (X_AXIS, RIGHT, segno, thinkern); + } + else if (str == ":|S|:" || str == ":|S.|:") + { + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, LEFT, colon, kern); + m.add_at_edge (X_AXIS, RIGHT, segno, thinkern); + m.add_at_edge (X_AXIS, RIGHT, thick, thinkern); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, colon, kern); + } + else if (str == "|._.|") // :|S|: or :|S.|: without segno and colon + { + // get the width of the segno sign + Real segno_width = segno.extent (X_AXIS).length (); + m.add_at_edge (X_AXIS, LEFT, thick, 0); + m.add_at_edge (X_AXIS, LEFT, thin, kern); + m.add_at_edge (X_AXIS, RIGHT, thick, segno_width + 2 * thinkern); + m.add_at_edge (X_AXIS, RIGHT, thin, kern); + } + // end varsegno block } else if (str == ":") { @@ -136,10 +266,12 @@ Bar_line::compound_barline (Grob *me, string str, Real h, { m = dashed_bar_line (me, h, hair); } - else if (str == ".") + else if (str == "'") { - m = dot; + m = tick_bar_line (me, h, rounded); } + + m.translate_axis (center, Y_AXIS); return m; } @@ -158,6 +290,22 @@ Bar_line::simple_barline (Grob *me, Interval (-h / 2, h / 2)), blot); } +Stencil +Bar_line::tick_bar_line (Grob *me, Real h, bool rounded) +{ + Real th = Staff_symbol_referencer::staff_space (me) / 2; + Real line_thick = Staff_symbol_referencer::line_thickness (me); + + Real blot + = rounded + ? me->layout ()->get_dimension (ly_symbol2scm ("blot-diameter")) + : 0.0; + + return Lookup::round_filled_box (Box (Interval (0, line_thick), + Interval (h / 2 - th, h / 2 + th)), blot); +} + + MAKE_SCHEME_CALLBACK (Bar_line, calc_bar_size, 1); SCM Bar_line::calc_bar_size (SCM smob) @@ -188,12 +336,12 @@ Bar_line::dashed_bar_line (Grob *me, Real h, Real thick) if (fabs (line_thick + (count -1) * ss - h) < 0.1) // ugh. { - Real blot = + Real blot = me->layout ()->get_dimension (ly_symbol2scm ("blot-diameter")); Real half_space = ss/2; Stencil bar; - + for (int i = (count-1); i >= -(count-1); i -= 2) { Real top_y = min ((i + dash_size) * half_space, @@ -201,7 +349,7 @@ Bar_line::dashed_bar_line (Grob *me, Real h, Real thick) Real bot_y = max ((i - dash_size) * half_space, -(count-1) * half_space - line_thick/2); - bar.add_stencil (Lookup::round_filled_box (Box (Interval (0,thick), + bar.add_stencil (Lookup::round_filled_box (Box (Interval (0, thick), Interval (bot_y, top_y)), blot)); } @@ -216,7 +364,7 @@ Bar_line::dashed_bar_line (Grob *me, Real h, Real thick) int dashes = int (rint (h / ss)); Real total_dash_size = h / dashes; Real factor = (dash_size - thick) / ss; - + SCM at = scm_list_n (ly_symbol2scm ("dashed-line"), scm_from_double (thick), scm_from_double (factor * total_dash_size), @@ -234,37 +382,82 @@ Bar_line::dashed_bar_line (Grob *me, Real h, Real thick) s.translate (Offset (thick/2, -h/2)); return s; } - return Stencil(); + return Stencil (); } +MAKE_SCHEME_CALLBACK (Bar_line, calc_anchor, 1) +SCM +Bar_line::calc_anchor (SCM smob) +{ + Grob *me = unsmob_grob (smob); + Real kern = robust_scm2double (me->get_property ("kern"), 1); + Real staffline = me->layout ()->get_dimension (ly_symbol2scm ("line-thickness")); + string str = robust_scm2string (me->get_property ("glyph-name"), ""); + + /* we put the anchor in the center of the barline, unless we are + a repeat bar, in which case we put the anchor in the center of + the barline without the dots. */ + Interval ext = me->extent (me, X_AXIS); + if (ext.is_empty ()) + return scm_from_double (0); -ADD_INTERFACE (Bar_line, + Real anchor = ext.center (); + Stencil dot = Font_interface::get_default_font (me)->find_by_name ("dots.dot"); + Real dot_width = dot.extent (X_AXIS).length () + kern * staffline; + if (str == "|:") + anchor -= dot_width / 2; + else if (str == ":|") + anchor += dot_width / 2; + + return scm_from_double (anchor); +} + +ADD_INTERFACE (Bar_line, "Bar line.\n" "\n" - "Print a special bar symbol. It replaces the \n" - "regular bar symbol with a special\n" - "symbol. The argument @var{bartype} is a string which specifies the\n" - "kind of bar to print. Options are @code{:|}, \n" - "@code{|:}, @code{:|:},\n" - "@code{||}, @code{|.},\n" - "@code{.|}, and @code{.|.}. \n" + "Print a special bar symbol. It replaces the regular bar" + " symbol with a special symbol. The argument @var{bartype}" + " is a string which specifies the kind of bar line to print." + " Options are @code{|}, @code{:|}, @code{|:}, @code{:|:}, @code{:|.|:}," + " @code{:|.:}, @code{.}, @code{||}, @code{|.}, @code{.|}, @code{.|.}," + " @code{|.|}, @code{:}, @code{dashed}, @code{'} and @code{S}.\n" "\n" - "These produce, respectively, a right repeat, a left repeat, a double\n" - "repeat, a double bar, a start bar, an end bar, and a thick double bar.\n" - "In addition, there is an option @code{||:} which is equivalent to\n" - "@code{|:} except at line breaks, where it produces a double bar (@code{||})\n" - "at the end of the line and a repeat sign (@code{|:}) at the beginning\n" - "of the new line." - "If @var{bartype} is set to @code{empty} then nothing is printed,\n" - "but a line break is allowed at that spot.\n" - "\n\n" - "@code{gap} is used for the gaps in dashed barlines." - - , - + "These produce, respectively, a normal bar line, a right repeat, a left repeat," + " a thick double repeat, a thin-thick-thin double repeat," + " a thin-thick double repeat, a thick bar, a double bar, a start bar," + " an end bar, a thick double bar, a thin-thick-thin bar," + " a dotted bar, a dashed bar, a tick as bar line and a segno bar.\n" + "\n" + "In addition, there is an option" + " @code{||:} which is equivalent to @code{|:} except at line" + " breaks, where it produces a double bar (@code{||}) at the" + " end of the line and a repeat sign (@code{|:}) at the" + " beginning of the new line.\n" + "\n" + "For segno, @code{S} produces a segno sign except at line breaks," + " where it produces a double bar (@code{||}) at the" + " end of the line and a segno sign at the beginning of the new line." + " @code{|S} is equivalent to @code{S} but produces a simple bar line" + " (@code{|}) instead of a double bar line (@code{||}) at line breaks." + " @code{S|} produces the segno sign at line breaks and starts the following" + " line without special bar lines.\n" + "\n" + "@code{S|:} and @code{:|S} are used for repeat/segno combinations that are" + " separated at line breaks. Alternatively, @code{.S|:} and @code{:|S.}" + " may be used which combine repeat signs and segno at the same line in" + " case of a line break. @code{:|S|:} is a combination of a left repeat" + " (@code{:|}), a segno (@code{S}) and a right repeat @code{|:} which" + " splits before the segno at line breaks; @code{:|S.|:} splits after" + " the segno sign.\n" + "\n" + "If @var{bartype} is set to @code{empty} then nothing is" + " printed, but a line break is allowed at that spot.\n" + "\n" + "@code{gap} is used for the gaps in dashed bar lines.", /* properties */ + "allow-span-bar " "gap " "kern " "thin-kern " @@ -273,6 +466,5 @@ ADD_INTERFACE (Bar_line, "glyph " "glyph-name " "bar-size " + "bar-extent " ); - -