module Rabbit::Parser::Ext::Image

Public Instance Methods

make_image(canvas, uri_str, prop={}) click to toggle source
# File lib/rabbit/parser/ext/image.rb, line 30
def make_image(canvas, uri_str, prop={})
  path = Private.uri_string_to_image_filename(canvas, uri_str)
  begin
    Element::Image.new(path, prop)
  rescue Error
    canvas.logger.warn($!.message)
    nil
  end
end
make_image_from_file(canvas, source) { |path| ... } click to toggle source
# File lib/rabbit/parser/ext/image.rb, line 40
def make_image_from_file(canvas, source)
  src_file = Tempfile.new("rabbit-image-source")
  src_file.open
  src_file.print(source)
  src_file.close
  image_file = prop = nil
  begin
    image_file, prop = yield(src_file.path)
  rescue ImageLoadError
    canvas.logger.warn($!.message)
  end
  return nil if image_file.nil?
  image = make_image(canvas, %Q[file://#{image_file.path}], prop)
  return nil if image.nil?
  image["_src"] = image_file # for protecting from GC
  image
end