Line color. Value must be a CSS-style, six-digit hex color string (like '#fa0404').
End head to use for the line. Must be one of the following:
"none" - No end head (default)."triangle" - Triangle end head, making the line an arrow.Distance from the left edge of the page to the end point of the line in points (1/72 of an inch).
Distance from the top edge of the page to the end point of the line in points (1/72 of an inch).
Unique identifier for the annotation.
Opacity of the entire line. Value must be an integer from 0 to 255 inclusive. 0 is transparent and 255 is fully opaque.
One-indexed page number where the annotation is placed. Must be an integer greater than zero.
Distance from the left edge of the page to the start point of the line in points (1/72 of an inch).
Distance from the top edge of the page to the start point of the line in points (1/72 of an inch).
Line thickness in points. Value must be an integer from 1 to 50 inclusive.
Indicates this annotation is a Line.
Line annotation state.