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# pellet

Defines the `Pellet` class.

class `pellet.``Pellet`(pellet_id, command_list_id, pellet_range, hit_zone, hit_xy)

  A catapult pellet.

  Parameters: | pellet_id – The ID of the pellet. command_list_id – The ID of the command list the pellet will use. pellet_range – The maximum distance the pellet will travel after launch. hit_zone – The size of the portion at the end of the pellet’s journey in which it can hit things. hit_xy – The coordinates of the pellet within its sprite (used for collision detection).

  `get_command_list_id`(lesson_id)

    Return the ID of the command list used by the pellet.

    Parameters: | lesson_id – The ID of the current lesson (ignored - pellets do not follow a timetable).

  `get_hit_coords`()

    Return the coordinates of the pellet adjusted for comparison with the coordinates of a cup, shield or conker.

  `get_victim`()

    Return whoever has been hit by this pellet, or None if no one was hit.

  `hit_conker`()

    Check whether the pellet hit a conker in the tree, and make the conker fall if so.

    Returns: | True if the pellet hit a conker, False otherwise.

  `hit_cup`()

    Check whether the pellet hit a cup, and spill its contents if so.

    Returns: | True if the pellet hit a cup containing water, sherry or a frog, False otherwise.

  `hit_shield`()

    Check whether the pellet hit a shield, and make the shield flash or unflash as appropriate if so.

    Returns: | True if the pellet hit a shield, False otherwise.

  `impeded`(bottom_y, top_y)

    Return whether the pellet is blocked by an object (such as a wall).

    Parameters: | bottom_y – The y-coordinate of the bottom of the object. top_y – The y-coordinate of the top of the object.

  `launch`(x, y, direction)

    Launch the pellet from a starting point.

    Parameters: | x – The x-coordinate of the starting point. y – The y-coordinate of the starting point. direction – The direction the pellet will travel.

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