/itexToMML

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  • Committer: Jacques Distler
  • Date: 2007-01-12 15:59:05 UTC
  • Revision ID: distler@golem.ph.utexas.edu-20070112155905-xbx2sdw5zumxr1uj
Added two new methods to the Ruby bindings.

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itex-src/itextomml.rb
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#  Usage
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#  -----
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#
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#      There are two public methods
 
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#      There are four public methods
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#
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#       itex.html_filter(a_string)
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#               converts all itex equations in a_string to MathML, passing the
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#               converts all itex equations in a_string to MathML. Returns just
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#               the MathML equation(s), as a string.
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#
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#  Author: Justin Bonnar <jbonnar@berkeley.edu>
 
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#       itex.inline_filter(a_string)
 
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#               treats a_string as an inline equation (automatically supplies
 
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#               the surrounding $...$, so you don't have to) and converts it
 
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#               MathML. Returns the MathML inline equation, as a string.
 
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#
 
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#       itex.block_filter(a_string)
 
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#               treats a_string as a block equation (automatically supplies
 
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#               the surrounding $$...$$, so you don't have to) and converts it
 
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#               MathML. Returns the MathML block equation, as a string.
 
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#
 
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#  Authors: Justin Bonnar <jbonnar@berkeley.edu>
 
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#           Jacques Distler <distler@golem.ph.utexas.edu>
 
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#
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#  Placed in the Public Domain
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require 'itex2MML'
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      parse(string, :itex2MML_filter)
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    end
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    def inline_filter(string)
 
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      parse("\$#{string}\$", :itex2MML_filter)
 
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    end
 
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    def block_filter(string)
 
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      parse("\$\$#{string}\$\$", :itex2MML_filter)
 
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    end
 
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  private
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    def parse(string, message)
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      assert_equal("<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><mi>sin</mi><mo stretchy=\"false\">(</mo><mi>x</mi><mo stretchy=\"false\">)</mo></math>", itex.filter('Inline: $\sin(x)$'))
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    end
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    def test_inline_inline
 
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      itex = Itex2MML::Parser.new
 
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      assert_equal("<math xmlns='http://www.w3.org/1998/Math/MathML' display='inline'><mi>sin</mi><mo stretchy=\"false\">(</mo><mi>x</mi><mo stretchy=\"false\">)</mo></math>", itex.inline_filter('\sin(x)'))
 
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    end
 
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    def test_block_html
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      itex = Itex2MML::Parser.new
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      assert_equal("Block: <math xmlns='http://www.w3.org/1998/Math/MathML' display='block'><mi>sin</mi><mo stretchy=\"false\">(</mo><mi>x</mi><mo stretchy=\"false\">)</mo></math>", itex.html_filter('Block: $$\sin(x)$$'))
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      assert_equal("<math xmlns='http://www.w3.org/1998/Math/MathML' display='block'><mi>sin</mi><mo stretchy=\"false\">(</mo><mi>x</mi><mo stretchy=\"false\">)</mo></math>", itex.filter('Block: $$\sin(x)$$'))
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    end
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    def test_block_block
 
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      itex = Itex2MML::Parser.new
 
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      assert_equal("<math xmlns='http://www.w3.org/1998/Math/MathML' display='block'><mi>sin</mi><mo stretchy=\"false\">(</mo><mi>x</mi><mo stretchy=\"false\">)</mo></math>", itex.block_filter('\sin(x)'))
 
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    end
 
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  end
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end