33 lines
914 B
Ruby
33 lines
914 B
Ruby
# -*- coding: utf-8; frozen_string_literal: true -*-
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#
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#--
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# Copyright (C) 2009-2019 Thomas Leitner <t_leitner@gmx.at>
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#
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# This file is part of kramdown which is licensed under the MIT.
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#++
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#
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module Kramdown::Converter::MathEngine
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# Uses the MathJax javascript library for displaying math.
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#
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# Note that the javascript library itself is not include or linked, this has to be done
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# separately. Only the math content is marked up correctly.
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module Mathjax
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def self.call(converter, el, opts)
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value = converter.escape_html(el.value)
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result = el.options[:category] == :block ? "\\[#{value}\\]\n" : "\\(#{value}\\)"
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if el.attr.empty?
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result
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elsif el.options[:category] == :block
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converter.format_as_block_html('div', el.attr, result, opts[:indent])
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else
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converter.format_as_span_html('span', el.attr, "$#{el.value}$")
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end
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end
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end
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end
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