Sha256: dd58afc2c327829eb15f1ea70fa3c11c864c0a4c71d3b3592da2c0cb495a1c38
Contents?: true
Size: 984 Bytes
Versions: 7
Compression:
Stored size: 984 Bytes
Contents
class Prawn::SVG::Elements::Use < Prawn::SVG::Elements::Base
attr_reader :referenced_element
def parse
require_attributes 'xlink:href'
href = attributes['xlink:href']
if href[0..0] != '#'
raise SkipElementError, "use tag has an href that is not a reference to an id; this is not supported"
end
id = href[1..-1]
@referenced_element = @document.elements_by_id[id]
if referenced_element.nil?
raise SkipElementError, "no tag with ID '#{id}' was found, referenced by use tag"
end
state.inside_use = true
@x = attributes['x']
@y = attributes['y']
end
def container?
true
end
def apply
if @x || @y
add_call_and_enter "translate", x_pixels(@x || 0), -y_pixels(@y || 0)
end
end
def process_child_elements
add_call "save"
child = referenced_element.class.new(referenced_element.document, referenced_element.source, calls, state.dup)
child.process
add_call "restore"
end
end
Version data entries
7 entries across 7 versions & 1 rubygems