Class: Phlex::SVG

Inherits:
SGML
  • Object
show all
Includes:
StandardElements
Defined in:
lib/phlex/svg.rb

Defined Under Namespace

Modules: StandardElements

Constant Summary

Constants included from Phlex::SGML::Elements

Phlex::SGML::Elements::COMMA_SEPARATED_TOKENS

Constants inherited from SGML

Phlex::SGML::ERBCompiler, Phlex::SGML::REF_ATTRIBUTES, Phlex::SGML::UNSAFE_ATTRIBUTES

Instance Method Summary collapse

Methods included from Phlex::SGML::Elements

#__register_void_element__, #__registered_elements__, #register_element

Methods inherited from SGML

#cache, #call, call, #capture, #comment, #context, erb, #flush, #fragment, #internal_call, #json_escape, #low_level_cache, new, #plain, #raw, #render, #rendering?, #safe, #to_proc, #view_template, #whitespace

Instance Method Details

#cdata(content = nil, &block) ⇒ Object 



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# File 'lib/phlex/svg.rb', line 16

def cdata(content = nil, &block)
	state = @_state
	return unless state.should_render?

	if !block && String === content
		state.buffer << "<![CDATA[" << content.gsub("]]>", "]]>]]<![CDATA[") << "]]>"
	elsif block && nil == content
		state.buffer << "<![CDATA[" << capture(&block).gsub("]]>", "]]>]]<![CDATA[") << "]]>"
	else

		raise Phlex::ArgumentError.new("Expected a String or block.")
	end
end

#content_type ⇒ Object

Returns the string “image/svg+xml”



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# File 'lib/phlex/svg.rb', line 7

def content_type
	"image/svg+xml"
end

#filename ⇒ Object

Override to provide a filename for the SVG file



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# File 'lib/phlex/svg.rb', line 12

def filename
	nil
end

#tag(name, **attributes) ⇒ Object 



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# File 'lib/phlex/svg.rb', line 30

def tag(name, **attributes, &)
	state = @_state
	block_given = block_given?
	buffer = state.buffer

	unless state.should_render?
		yield(self) if block_given
		return nil
	end

	unless Symbol === name
		raise Phlex::ArgumentError.new("Expected the tag name to be a Symbol.")
	end

	if (tag = StandardElements.__registered_elements__[name]) || (tag = name.name.tr("_", "-")).include?("-")
		if attributes.length > 0 # with attributes
			if block_given # with content block
				buffer << "<#{tag}" << (Phlex::ATTRIBUTE_CACHE[attributes] ||= __attributes__(attributes)) << ">"
				__yield_content__(&)
				buffer << "</#{tag}>"
			else # without content
				buffer << "<#{tag}" << (::Phlex::ATTRIBUTE_CACHE[attributes] ||= __attributes__(attributes)) << "></#{tag}>"
			end
		else # without attributes
			if block_given # with content block
				buffer << ("<#{tag}>")
				__yield_content__(&)
				buffer << "</#{tag}>"
			else # without content
				buffer << "<#{tag}></#{tag}>"
			end
		end
	else
		raise Phlex::ArgumentError.new("Invalid SVG tag: #{name}")
	end
end