X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpango-select.cc;h=8091e466eebf379681ab767df4e39ae3852d0c78;hb=90e4d7057f3857da049dfda3d130017d4719bd6b;hp=5d032f252bcaecbd5ea890d5485e470968e45855;hpb=afa98722d22b2cc4c98254ff05c9ee164cf98bae;p=lilypond.git diff --git a/lily/pango-select.cc b/lily/pango-select.cc index 5d032f252b..8091e466ee 100644 --- a/lily/pango-select.cc +++ b/lily/pango-select.cc @@ -1,13 +1,25 @@ /* - pango-select.cc -- implement lily font selection for Pango_fonts. + This file is part of LilyPond, the GNU music typesetter. - source file of the GNU LilyPond music typesetter + Copyright (C) 2004--2015 Han-Wen Nienhuys - (c) 2004--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 "dimensions.hh" #include "all-font-metrics.hh" +#include "libc-extension.hh" #include "output-def.hh" #include "pango-font.hh" @@ -25,25 +37,26 @@ properties_to_pango_description (SCM chain, Real text_size) else { SCM family = ly_chain_assoc_get (ly_symbol2scm ("font-family"), chain, - SCM_BOOL_F); + SCM_BOOL_F); SCM variant = ly_chain_assoc_get (ly_symbol2scm ("font-shape"), chain, - SCM_BOOL_F); + SCM_BOOL_F); SCM style = ly_chain_assoc_get (ly_symbol2scm ("font-shape"), chain, - SCM_BOOL_F); + SCM_BOOL_F); SCM weight = ly_chain_assoc_get (ly_symbol2scm ("font-series"), chain, - SCM_BOOL_F); + SCM_BOOL_F); description - = symbols_to_pango_font_description (family, style, variant, weight, - SCM_BOOL_F); + = symbols_to_pango_font_description (family, style, variant, weight, + SCM_BOOL_F); } Real step = robust_scm2double (ly_chain_assoc_get (ly_symbol2scm ("font-size"), chain, SCM_BOOL_F), - 0.0); + 0.0); Real size = text_size * pow (2.0, step / 6.0); - pango_font_description_set_size (description, gint (size * PANGO_SCALE)); + pango_font_description_set_size (description, + gint (my_round (size * PANGO_SCALE))); return description; } @@ -52,12 +65,13 @@ select_pango_font (Output_def *layout, SCM chain) { PangoFontDescription *pfd = properties_to_pango_description (chain, - point_constant - * layout->get_dimension (ly_symbol2scm ("text-font-size"))); + point_constant + * layout->get_dimension (ly_symbol2scm ("text-font-size"))); char *str = pango_font_description_to_string (pfd); SCM scm_str = scm_from_locale_string (str); g_free (str); + pango_font_description_free (pfd); return find_pango_font (layout, scm_str, 1.0); } @@ -66,10 +80,10 @@ PangoStyle symbol_to_pango_style (SCM style) { PangoStyle pstyle = PANGO_STYLE_NORMAL; - if (style == ly_symbol2scm ("italic")) + if (scm_is_eq (style, ly_symbol2scm ("italic"))) pstyle = PANGO_STYLE_ITALIC; - else if (style == ly_symbol2scm ("oblique") - || style == ly_symbol2scm ("slanted")) + else if (scm_is_eq (style, ly_symbol2scm ("oblique")) + || scm_is_eq (style, ly_symbol2scm ("slanted"))) pstyle = PANGO_STYLE_OBLIQUE; return pstyle; @@ -79,7 +93,7 @@ PangoVariant symbol_to_pango_variant (SCM variant) { PangoVariant pvariant = PANGO_VARIANT_NORMAL; - if (variant == ly_symbol2scm ("caps")) + if (scm_is_eq (variant, ly_symbol2scm ("caps"))) pvariant = PANGO_VARIANT_SMALL_CAPS; return pvariant; } @@ -88,15 +102,15 @@ PangoWeight symbol_to_pango_weight (SCM weight) { PangoWeight pw = PANGO_WEIGHT_NORMAL; - if (weight == ly_symbol2scm ("bold")) + if (scm_is_eq (weight, ly_symbol2scm ("bold"))) pw = PANGO_WEIGHT_BOLD; - if (weight == ly_symbol2scm ("heavy")) + if (scm_is_eq (weight, ly_symbol2scm ("heavy"))) pw = PANGO_WEIGHT_HEAVY; - if (weight == ly_symbol2scm ("ultrabold")) + if (scm_is_eq (weight, ly_symbol2scm ("ultrabold"))) pw = PANGO_WEIGHT_ULTRABOLD; - if (weight == ly_symbol2scm ("light")) + if (scm_is_eq (weight, ly_symbol2scm ("light"))) pw = PANGO_WEIGHT_LIGHT; - if (weight == ly_symbol2scm ("ultralight")) + if (scm_is_eq (weight, ly_symbol2scm ("ultralight"))) pw = PANGO_WEIGHT_ULTRALIGHT; return pw; @@ -125,10 +139,10 @@ symbol_to_pango_stretch (SCM) // stretch) PangoFontDescription * symbols_to_pango_font_description (SCM family, - SCM style, - SCM variant, - SCM weight, - SCM stretch) + SCM style, + SCM variant, + SCM weight, + SCM stretch) { PangoFontDescription *description = pango_font_description_new (); @@ -139,15 +153,15 @@ symbols_to_pango_font_description (SCM family, family_str = ly_scm2string (family); pango_font_description_set_family (description, - family_str.c_str ()); + family_str.c_str ()); pango_font_description_set_style (description, - symbol_to_pango_style (style)); + symbol_to_pango_style (style)); pango_font_description_set_variant (description, - symbol_to_pango_variant (variant)); + symbol_to_pango_variant (variant)); pango_font_description_set_weight (description, - symbol_to_pango_weight (weight)); + symbol_to_pango_weight (weight)); pango_font_description_set_stretch (description, - symbol_to_pango_stretch (stretch)); + symbol_to_pango_stretch (stretch)); return description; }