Class: TaskJuggler::Painter::Points

Utility class to describe a list of x, y coordinates. Each coordinate is an Array with 2 elements. The whole list is another Array.

Methods

new to_s

Public Class methods

new(arr)

Store the list after doing some error checking.

[Source]

# File lib/taskjuggler/Painter/Points.rb, line 23
      def initialize(arr)
        arr.each do |point|
          unless point.is_a?(Array) && point.length == 2
            raise ArgumentError, 'Points must be an Array with 2 coordinates'
          end
        end
        @points = arr
      end

Public Instance methods

to_s()

Conver the list of coordinates into a String that is compatible with SVG syntax.

[Source]

# File lib/taskjuggler/Painter/Points.rb, line 34
      def to_s
        str = ''
        @points.each do |point|
          str += "#{point[0]},#{point[1]} "
        end
        str
      end