cirq.TextDiagramDrawer.grid_line

TextDiagramDrawer.grid_line(x1: int, y1: int, x2: int, y2: int, emphasize: bool = False)

Adds a vertical or horizontal line from (x1, y1) to (x2, y2).

Horizontal line is selected on equality in the second coordinate and

vertical line is selected on equality in the first coordinate.

Raises:ValueError – If line is neither horizontal nor vertical.