# File lib/math_ml/latex.rb, line 708 708: def initialize 709: add_commands("\\"=>:backslash) 710: add_commands("entity", "stackrel", "frac", "sqrt", "mbox") 711: add_multi_command(:hat_etc, 'hat', 'breve', 'grave', 'acute', 'dot', 'ddot', 'tilde', 'bar', 'vec', 'check', 'widehat', 'overline', 'widetilde', 'overbrace') 712: add_multi_command(:underbrace_etc, 'underbrace', 'underline') 713: add_multi_command(:quad_etc, " ", "quad", "qquad", ",", ":", ";", "!") 714: add_multi_command(:it_etc, "it", "rm", "bf") 715: add_multi_command(:mathit_etc, "mathit", "mathrm", "mathbf", "bm", "mathbb", "mathscr", "mathfrak") 716: add_sym_cmd(Builtin::Symbol::MAP) 717: add_delimiter(Builtin::Symbol::DELIMITERS) 718: 719: super 720: end
# File lib/math_ml/latex.rb, line 722 722: def cmd_backslash 723: @ds ? nil : XMLElement.new("br", "xmlns"=>"http://www.w3.org/1999/xhtml") 724: end
# File lib/math_ml/latex.rb, line 736 736: def cmd_entity 737: param = @scanner.scan_block ? @scanner[1] : @scanner.scan(/./) 738: raise ParseError.new("Need parameter.") unless param 739: unless @unsecure_entity || @entities[param] 740: param =@scanner.matched[/\A\{#{RE::SPACE}*(.*\})\z/, 1] if @scanner.matched=~RE::BLOCK 741: @scanner.pos = @scanner.pos-(param.size) 742: raise ParseError.new("Unregistered entity.") 743: end 744: Operator.new << entitize(param) 745: end
# File lib/math_ml/latex.rb, line 802 802: def cmd_frac 803: n = parse_any; d = parse_any 804: Frac.new(n, d) 805: end
# File lib/math_ml/latex.rb, line 726 726: def cmd_hat_etc 727: com = @scanner[1] 728: Over.new(parse_any, Operator.new << entitize(OVERS[com])) 729: end
# File lib/math_ml/latex.rb, line 771 771: def cmd_it_etc 772: case @scanner[1] 773: when 'it' 774: @font = Font::NORMAL 775: when 'rm' 776: @font = Font::ROMAN 777: when 'bf' 778: @font = Font::BOLD 779: end 780: nil 781: end
# File lib/math_ml/latex.rb, line 783 783: def cmd_mathit_etc 784: case @scanner[1] 785: when 'mathit' 786: parse_mathfont(Font::NORMAL) 787: when 'mathrm' 788: parse_mathfont(Font::ROMAN) 789: when 'mathbf' 790: parse_mathfont(Font::BOLD) 791: when 'bm' 792: parse_mathfont(Font::BOLD_ITALIC) 793: when 'mathbb' 794: parse_mathfont(Font::BLACKBOLD) 795: when 'mathscr' 796: parse_mathfont(Font::SCRIPT) 797: when 'mathfrak' 798: parse_mathfont(Font::FRAKTUR) 799: end 800: end
# File lib/math_ml/latex.rb, line 818 818: def cmd_mbox 819: @scanner.scan_any 820: Text.new << (@scanner.matched =~ RE::BLOCK ? @scanner[1] : @scanner.matched) 821: end
# File lib/math_ml/latex.rb, line 752 752: def cmd_quad_etc 753: case @scanner[1] 754: when ' ' 755: Space.new("1em") 756: when 'quad' 757: Space.new("1em") 758: when 'qquad' 759: Space.new("2em") 760: when ',' 761: Space.new("0.167em") 762: when ':' 763: Space.new("0.222em") 764: when ';' 765: Space.new("0.278em") 766: when '!' 767: Space.new("-0.167em") 768: end 769: end
# File lib/math_ml/latex.rb, line 807 807: def cmd_sqrt 808: if @scanner.scan_option 809: i = parse_into(@scanner[1], Array.new) 810: i = i.size==1 ? i[0] : (Row.new << i) 811: b = parse_any 812: Root.new(i, b) 813: else 814: Sqrt.new << parse_any 815: end 816: end
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