OptionallengthThe length of the parallel line.
relative determines what the unit of this length is.
OptionallineAn object that describes the outline of the parallel line. If no line color is set, the pattern will be painted with a 1-pixel black outline.
OptionaloffsetSets the offset of the segment, relative to the base line.
OptionalrelativeIf set to true, length is interpreted as a value ([0, 1]) relative to the length of the entire line.
Otherwise, length is interpreted as a length in pixels.
An object literal describing the configuration of the parallel line pattern.