X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmodified-font-metric.cc;h=a3beb4daefa0665be7fd0bacef73fe19571e49ef;hb=8cf69a467ad7650f5ca9da6fe2dfd4c7c088b239;hp=fce72a1abace0222cae6f2120e5a0fd4f53b2f75;hpb=b7b68363b15a8f723b55338b613de077ce5e1bdd;p=lilypond.git diff --git a/lily/modified-font-metric.cc b/lily/modified-font-metric.cc index fce72a1aba..a3beb4daef 100644 --- a/lily/modified-font-metric.cc +++ b/lily/modified-font-metric.cc @@ -1,31 +1,47 @@ /* - modified-font-metric.cc -- declare Modified_font_metric - - source file of the GNU LilyPond music typesetter - - (c) 1999--2004 Han-Wen Nienhuys + This file is part of LilyPond, the GNU music typesetter. + + Copyright (C) 1999--2015 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 +using namespace std; #include "modified-font-metric.hh" #include "pango-font.hh" -#include "text-metrics.hh" #include "warn.hh" #include "stencil.hh" -#include "lookup.hh" #include "main.hh" +#include "program-option.hh" + +Preinit_Modified_font_metric::Preinit_Modified_font_metric () +{ + orig_ = 0; +} Modified_font_metric::Modified_font_metric (Font_metric *fm, - Real magnification) + Real magnification) { magnification_ = magnification; - + SCM desc = fm->description_; Real total_mag = magnification * scm_to_double (scm_cdr (desc)); assert (total_mag); - - description_ = scm_cons (scm_car (desc), scm_make_real (total_mag)); + + description_ = scm_cons (scm_car (desc), scm_from_double (total_mag)); orig_ = fm; } @@ -42,176 +58,81 @@ Modified_font_metric::design_size () const return orig_->design_size (); } - -Box -Modified_font_metric::get_indexed_char (int i) const +Box +Modified_font_metric::get_indexed_char_dimensions (vsize i) const { - Box b = orig_->get_indexed_char (i); + Box b = orig_->get_indexed_char_dimensions (i); b.scale (magnification_); - return b; + return b; } -Box -Modified_font_metric::get_ascii_char (int i) const +Real +Modified_font_metric::get_magnification () const { - Box b = orig_->get_ascii_char (i); - b.scale (magnification_); - return b; + return magnification_; } -int +vsize Modified_font_metric::count () const { return orig_->count (); } Offset -Modified_font_metric::attachment_point (String s) const +Modified_font_metric::attachment_point (const string &s) const { Offset o = orig_->attachment_point (s); return o * magnification_; } Offset -Modified_font_metric::get_indexed_wxwy (int k) const +Modified_font_metric::get_indexed_wxwy (vsize k) const { Offset o = orig_->get_indexed_wxwy (k); return o * magnification_; } -int -Modified_font_metric::name_to_index (String s) const +size_t +Modified_font_metric::name_to_index (string s) const { return orig_->name_to_index (s); } -unsigned -Modified_font_metric::index_to_charcode (int i) const +vsize +Modified_font_metric::index_to_charcode (vsize i) const { return orig_->index_to_charcode (i); } -int -Modified_font_metric::index_to_ascii (int k) const -{ - return orig_->index_to_ascii (k); -} - void Modified_font_metric::derived_mark () const { -} - -/* TODO: put this klutchness behind ly:option switch. */ -Box -Modified_font_metric::tex_kludge (String text) const -{ - Interval ydims; - Real w = 0; - for (int i = 0; i < text.length (); i++) - { - switch (text[i]) - { - case '\\': - /* Accent marks use width of base letter */ - if (i +1 < text.length ()) - { - if (text[i+1]=='\'' || text[i+1]=='`' || text[i+1]=='"' - || text[i+1]=='^') - { - i++; - break; - } - /* For string width \\ is a \ and \_ is a _. */ - if (text[i+1]=='\\' || text[i+1]=='_') - break; - } - - for (i++; (i < text.length ()) && !isspace (text[i]) - && text[i]!='{' && text[i]!='}'; i++) - ; - - /* Compensate for the auto-increment in the outer loop. */ - i--; - break; - - case '{': // Skip '{' and '}' - case '}': - break; - - default: - Box b = get_ascii_char ((unsigned char)text[i]); - - /* Use the width of 'x' for unknown characters */ - if (b[X_AXIS].length () == 0) - b = get_ascii_char ((unsigned char)'x'); - - w += b[X_AXIS].length (); - ydims.unite (b[Y_AXIS]); - break; - } - } - - if (ydims.is_empty ()) - ydims = Interval (0, 0); - - return Box (Interval (0, w), ydims); + if (orig_) + scm_gc_mark (orig_->self_scm ()); } Stencil -Modified_font_metric::text_stencil (String text) const +Modified_font_metric::text_stencil (Output_def *state, + const string &text, + bool feta, + const string &features_str) const { - Box b; - if (Pango_font * pf = dynamic_cast (orig_)) + Box b; + if (Pango_font *pf = dynamic_cast (orig_)) { - Stencil stc = pf->text_stencil (text); + Stencil stc = pf->text_stencil (state, text, feta, features_str); Box b = stc.extent_box (); b.scale (magnification_); - Stencil scaled(b, stc.expr()); + Stencil scaled (b, stc.expr ()); return scaled; } - return Font_metric::text_stencil (text); -} - -Box -Modified_font_metric::text_dimension (String text) const -{ - SCM stext = scm_makfrom0str (text.to_str0 ()); - Box b = lookup_tex_text_dimension (orig_, stext); - if (!b[Y_AXIS].is_empty ()) - { - b.scale (magnification_); - return b; - } - - if (output_backend_global == "tex") - { - b = tex_kludge (text); - return b; - } - - Interval ydims; - - Real w = 0.0; - - for (int i = 0; i < text.length (); i++) - { - Box b = get_ascii_char ((unsigned char)text[i]); - - w += b[X_AXIS].length (); - ydims.unite (b[Y_AXIS]); - } - if (ydims.is_empty ()) - ydims = Interval (0, 0); - - b = Box(Interval(0,w), ydims); - return b; + return Font_metric::text_stencil (state, text, feta, features_str); } -Font_metric* +Font_metric * Modified_font_metric::original_font () const { return orig_; @@ -220,11 +141,11 @@ Modified_font_metric::original_font () const SCM Modified_font_metric::sub_fonts () const { - return orig_->sub_fonts(); + return orig_->sub_fonts (); } - -String + +string Modified_font_metric::font_name () const { - return original_font ()->font_name(); + return original_font ()->font_name (); }