module Prawn::SVG::Attributes::Stroke
Constants
- CAP_STYLE_TRANSLATIONS
- JOIN_STYLE_TRANSLATIONS
Public Instance Methods
parse_stroke_attributes_and_call()
click to toggle source
# File lib/prawn/svg/attributes/stroke.rb, line 5 def parse_stroke_attributes_and_call if (width_string = properties.stroke_width) width = pixels(width_string) state.stroke_width = width add_call('line_width', width) end if (linecap = properties.stroke_linecap) && linecap != 'inherit' add_call('cap_style', CAP_STYLE_TRANSLATIONS.fetch(linecap, :butt)) end if (linejoin = properties.stroke_linejoin) && linejoin != 'inherit' add_call('join_style', JOIN_STYLE_TRANSLATIONS.fetch(linejoin, :miter)) end if (dasharray = properties.stroke_dasharray) case dasharray when 'inherit' # don't do anything when 'none' add_call('undash') else array = dasharray.split(Prawn::SVG::Elements::COMMA_WSP_REGEXP) array *= 2 if array.length.odd? number_array = array.map { |value| pixels(value) } if number_array.any?(&:negative?) @document.warnings << "stroke-dasharray cannot have negative numbers; treating as 'none'" add_call('undash') elsif number_array.inject(0) { |a, b| a + b }.zero? add_call('undash') else add_call('dash', number_array) end end end end