diff --git a/src/Pure/Admin/build_fonts.scala b/src/Pure/Admin/build_fonts.scala --- a/src/Pure/Admin/build_fonts.scala +++ b/src/Pure/Admin/build_fonts.scala @@ -1,363 +1,366 @@ /* Title: Pure/Admin/build_fonts.scala Author: Makarius Build standard Isabelle fonts: DejaVu base + Isabelle symbols. */ package isabelle object Build_Fonts { /* relevant codepoint ranges */ object Range { def base_font: Seq[Int] = (0x0020 to 0x007e) ++ // ASCII (0x00a0 to 0x024f) ++ // Latin Extended-A/B (0x0400 to 0x04ff) ++ // Cyrillic (0x0600 to 0x06ff) ++ // Arabic Seq( 0x02dd, // hungarumlaut 0x2018, // single quote 0x2019, // single quote 0x201a, // single quote 0x201c, // double quote 0x201d, // double quote 0x201e, // double quote 0x2039, // single guillemet 0x203a, // single guillemet 0x204b, // FOOTNOTE 0x20ac, // Euro 0x2710, // pencil 0xfb01, // ligature fi 0xfb02, // ligature fl 0xfffd, // replacement character ) def isabelle_font: Seq[Int] = Seq( 0x05, // X 0x06, // Y 0x07, // EOF 0x7f, // DEL 0xaf, // INVERSE 0xac, // logicalnot 0xb0, // degree 0xb1, // plusminus 0xb7, // periodcentered 0xd7, // multiply 0xf7, // divide ) ++ (0x0370 to 0x03ff) ++ // Greek (pseudo math) (0x0590 to 0x05ff) ++ // Hebrew (non-mono) Seq( 0x2010, // hyphen 0x2013, // dash 0x2014, // dash 0x2015, // dash 0x2020, // dagger 0x2021, // double dagger 0x2022, // bullet 0x2026, // ellipsis 0x2030, // perthousand 0x2032, // minute 0x2033, // second 0x2038, // caret 0x20cd, // currency symbol ) ++ (0x2100 to 0x214f) ++ // Letterlike Symbols (0x2190 to 0x21ff) ++ // Arrows (0x2200 to 0x22ff) ++ // Mathematical Operators (0x2300 to 0x23ff) ++ // Miscellaneous Technical Seq( 0x2423, // graphic for space 0x2500, // box drawing 0x2501, // box drawing 0x2508, // box drawing 0x2509, // box drawing 0x2550, // box drawing ) ++ (0x25a0 to 0x25ff) ++ // Geometric Shapes Seq( 0x261b, // ACTION 0x2660, // spade suit 0x2661, // heart suit 0x2662, // diamond suit 0x2663, // club suit 0x266d, // musical flat 0x266e, // musical natural 0x266f, // musical sharp 0x2756, // UNDEFINED 0x2759, // BOLD 0x27a7, // DESCR 0x27e6, // left white square bracket 0x27e7, // right white square bracket 0x27e8, // left angle bracket 0x27e9, // right angle bracket 0x27ea, // left double angle bracket 0x27eb, // right double angle bracket ) ++ (0x27f0 to 0x27ff) ++ // Supplemental Arrows-A (0x2900 to 0x297f) ++ // Supplemental Arrows-B (0x2980 to 0x29ff) ++ // Miscellaneous Mathematical Symbols-B (0x2a00 to 0x2aff) ++ // Supplemental Mathematical Operators Seq(0x2b1a) ++ // VERBATIM (0x1d400 to 0x1d7ff) ++ // Mathematical Alphanumeric Symbols Seq( 0x1f310, // globe with meridians (Symbola font) 0x1f4d3, // notebook (Symbola font) 0x1f5c0, // folder (Symbola font) 0x1f5cf, // page (Symbola font) ) def isabelle_math_font: Seq[Int] = (0x21 to 0x2f) ++ // bang .. slash (0x3a to 0x40) ++ // colon .. atsign (0x5b to 0x5f) ++ // leftbracket .. underscore (0x7b to 0x7e) ++ // leftbrace .. tilde Seq( 0xa9, // copyright 0xae, // registered ) val vacuous_font: Seq[Int] = Seq(0x3c) // "<" as template } /* font families */ sealed case class Family( plain: String = "", bold: String = "", italic: String = "", bold_italic: String = "") { val fonts: List[String] = proper_string(plain).toList ::: proper_string(bold).toList ::: proper_string(italic).toList ::: proper_string(bold_italic).toList def get(index: Int): String = fonts(index % fonts.length) } object Family { def isabelle_symbols: Family = Family( plain = "IsabelleSymbols.sfd", bold = "IsabelleSymbolsBold.sfd") def deja_vu_sans_mono: Family = Family( plain = "DejaVuSansMono.ttf", bold = "DejaVuSansMono-Bold.ttf", italic = "DejaVuSansMono-Oblique.ttf", bold_italic = "DejaVuSansMono-BoldOblique.ttf") def deja_vu_sans: Family = Family( plain = "DejaVuSans.ttf", bold = "DejaVuSans-Bold.ttf", italic = "DejaVuSans-Oblique.ttf", bold_italic = "DejaVuSans-BoldOblique.ttf") def deja_vu_serif: Family = Family( plain = "DejaVuSerif.ttf", bold = "DejaVuSerif-Bold.ttf", italic = "DejaVuSerif-Italic.ttf", bold_italic = "DejaVuSerif-BoldItalic.ttf") def vacuous: Family = Family(plain = "Vacuous.sfd") } /* hinting */ // see https://www.freetype.org/ttfautohint/doc/ttfautohint.html private def auto_hint(source: Path, target: Path): Unit = { Isabelle_System.bash("ttfautohint -i " + File.bash_path(source) + " " + File.bash_path(target)).check } private def hinted_path(hinted: Boolean): Path = if (hinted) Path.basic("ttf-hinted") else Path.basic("ttf") private val hinting = List(false, true) /* build fonts */ private def find_file(dirs: List[Path], name: String): Path = { val path = Path.explode(name) dirs.collectFirst({ case dir if (dir + path).is_file => dir + path }) match { case Some(file) => file case None => error(cat_lines( ("Failed to find font file " + path + " in directories:") :: dirs.map(dir => " " + dir.toString))) } } val default_sources: List[Family] = List(Family.deja_vu_sans_mono, Family.deja_vu_sans, Family.deja_vu_serif) val default_target_dir: Path = Path.explode("isabelle_fonts") def build_fonts( sources: List[Family] = default_sources, source_dirs: List[Path] = Nil, target_prefix: String = "Isabelle", target_version: String = "", target_dir: Path = default_target_dir, progress: Progress = new Progress): Unit = { + Isabelle_System.require_command("ttfautohint") + progress.echo("Directory " + target_dir) hinting.foreach(hinted => Isabelle_System.make_directory(target_dir + hinted_path(hinted))) val font_dirs = source_dirs ::: List(Path.explode("~~/Admin/isabelle_fonts")) for (dir <- font_dirs if !dir.is_dir) error("Bad source directory: " + dir) // Isabelle fonts val targets = for { source <- sources; (source_font, index) <- source.fonts.zipWithIndex } yield { val isabelle_file = find_file(font_dirs, Family.isabelle_symbols.get(index)) val source_file = find_file(font_dirs, source_font) val source_names = Fontforge.font_names(source_file) val target_names = source_names.update(prefix = target_prefix, version = target_version) Isabelle_System.with_tmp_file("font", "ttf")(tmp_file => { for (hinted <- hinting) { val target_file = target_dir + hinted_path(hinted) + target_names.ttf progress.echo("Font " + target_file.toString + " ...") if (hinted) auto_hint(source_file, tmp_file) else Isabelle_System.copy_file(source_file, tmp_file) Fontforge.execute( Fontforge.commands( Fontforge.open(isabelle_file), Fontforge.select(Range.isabelle_font), Fontforge.copy, Fontforge.close, Fontforge.open(tmp_file), Fontforge.select(Range.base_font), Fontforge.select_invert, Fontforge.clear, Fontforge.select(Range.isabelle_font), Fontforge.paste, target_names.set, Fontforge.generate(target_file), Fontforge.close) ).check } }) (target_names.ttf, index) } // Vacuous font { val vacuous_file = find_file(font_dirs, Family.vacuous.get(0)) val target_names = Fontforge.font_names(vacuous_file) val target_file = target_dir + hinted_path(false) + target_names.ttf progress.echo("Font " + target_file.toString + " ...") val domain = (for ((name, index) <- targets if index == 0) yield Fontforge.font_domain(target_dir + hinted_path(false) + name)) .flatten.distinct.sorted Fontforge.execute( Fontforge.commands( Fontforge.open(vacuous_file), Fontforge.select(Range.vacuous_font), Fontforge.copy) + domain.map(code => Fontforge.commands( Fontforge.select(Seq(code)), Fontforge.paste)) .mkString("\n", "\n", "\n") + Fontforge.commands( Fontforge.generate(target_file), Fontforge.close) ).check } // etc/settings - val settings_path = Isabelle_System.make_directory(Components.settings(target_dir)) + val settings_path = Components.settings(target_dir) + Isabelle_System.make_directory(settings_path.dir) def fonts_settings(hinted: Boolean): String = "\n isabelle_fonts \\\n" + (for ((target, _) <- targets) yield """ "$COMPONENT/""" + hinted_path(hinted).file_name + "/" + target.file_name + "\"") .mkString(" \\\n") File.write(settings_path, """# -*- shell-script -*- :mode=shellscript: if grep "isabelle_fonts_hinted.*=.*false" "$ISABELLE_HOME_USER/etc/preferences" >/dev/null 2>/dev/null then""" + fonts_settings(false) + """ else""" + fonts_settings(true) + """ fi isabelle_fonts_hidden "$COMPONENT/""" + hinted_path(false).file_name + """/Vacuous.ttf" """) // README Isabelle_System.copy_file(Path.explode("~~/Admin/isabelle_fonts/README"), target_dir) } /* Isabelle tool wrapper */ val isabelle_tool = Isabelle_Tool("build_fonts", "construct Isabelle fonts", Scala_Project.here, args => { var source_dirs: List[Path] = Nil val getopts = Getopts(""" Usage: isabelle build_fonts [OPTIONS] Options are: -d DIR additional source directory Construct Isabelle fonts from DejaVu font families and Isabelle symbols. """, "d:" -> (arg => source_dirs = source_dirs ::: List(Path.explode(arg)))) val more_args = getopts(args) if (more_args.nonEmpty) getopts.usage() val target_version = Date.Format("uuuuMMdd")(Date.now()) val target_dir = Path.explode("isabelle_fonts-" + target_version) val progress = new Console_Progress build_fonts(source_dirs = source_dirs, target_dir = target_dir, target_version = target_version, progress = progress) }) }