class RubyDocx::Elements::Equation
Attributes
link[RW]
Public Instance Methods
base64_data()
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# File lib/ruby_docx/elements/equation.rb, line 58 def base64_data "data:image/png;base64,#{Base64.strict_encode64(self.to_png)}" end
data()
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# File lib/ruby_docx/elements/equation.rb, line 54 def data self.to_png end
replace(lnk)
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# File lib/ruby_docx/elements/equation.rb, line 68 def replace(lnk) @link = lnk end
replace_with_latex(txt)
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# File lib/ruby_docx/elements/equation.rb, line 27 def replace_with_latex(txt) end
replace_with_mathml(txt)
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# File lib/ruby_docx/elements/equation.rb, line 24 def replace_with_mathml(txt) end
save(path)
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# File lib/ruby_docx/elements/equation.rb, line 62 def save(path) file = File.new(path, "wb") file.write(self.to_png) file.close end
size()
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# File lib/ruby_docx/elements/equation.rb, line 35 def size return @size if @size sz = ImageSize.new(self.data) @size = [sz.width/7.2, sz.height/7.2] rescue nil end
style()
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# File lib/ruby_docx/elements/equation.rb, line 45 def style if self.size "width: #{self.size[0]}px; height: #{self.size[1]}px;" else "" end end
to_html()
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# File lib/ruby_docx/elements/equation.rb, line 72 def to_html if @link "<img class=\"Wirisformula\" role='math' src='#{@link}' data-latex=\"#{self.to_latex}\" data-mathml=\"#{self.to_mathml.gsub("\n", "").gsub("<", "«").gsub(">", "»").gsub("\"", "¨")}\" style='#{self.style}' />" else "<img class=\"Wirisformula\" role='math' src='#{self.base64_data}' data-latex=\"#{self.to_latex}\" data-mathml=\"#{self.to_mathml.gsub("\n", "").gsub("<", "«").gsub(">", "»").gsub("\"", "¨")}\" style='#{self.style}' />" end end
to_latex()
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# File lib/ruby_docx/elements/equation.rb, line 15 def to_latex TeXMath.convert("#{self.to_omml}", :from => :omml, :to => :tex) end
to_mathml()
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# File lib/ruby_docx/elements/equation.rb, line 19 def to_mathml TeXMath.convert("#{self.to_omml}", :from => :omml, :to => :mathml) end
to_omml()
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# File lib/ruby_docx/elements/equation.rb, line 10 def to_omml ele = @node.xpath(".//m:oMath").first ele.to_s end
to_png()
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# File lib/ruby_docx/elements/equation.rb, line 30 def to_png @path ||= Calculus::Expression.new("#{self.to_latex}", :parse => false).to_png File.read(@path) end
to_s()
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# File lib/ruby_docx/elements/equation.rb, line 80 def to_s self.to_latex.to_s end