knots.editor.KnotInteractor

class knots.editor.KnotInteractor(fig: Figure, points: Sequence[tuple[Pt, float]], scale: float = 0.3, width=7, reflect_func=None)

Bases: object

A path editor.

Press ‘t’ to toggle vertex markers on and off. When vertex markers are on, they can be dragged with the mouse.

__init__(fig: Figure, points: Sequence[tuple[Pt, float]], scale: float = 0.3, width=7, reflect_func=None)

Methods

__init__(fig, points[, scale, width, ...])
generate_knot()
get_ind_under_point(event)	Return the index of the point closest to the event position or None if no point is within self.epsilon to the event position.
on_button_press(event)	Callback for mouse button presses.
on_button_release(event)	Callback for mouse button releases.
on_draw(event)	Callback for draws.
on_key_press(event)	Callback for key presses.
on_mouse_move(event)	Callback for mouse movements.

Attributes

epsilon
knot
showverts

get_ind_under_point(event)

Return the index of the point closest to the event position or None if no point is within self.epsilon to the event position.

on_button_press(event)

Callback for mouse button presses.

on_button_release(event)

Callback for mouse button releases.

on_draw(event)

Callback for draws.

on_key_press(event)

Callback for key presses.

on_mouse_move(event)

Callback for mouse movements.