pyOMA.core.StabilDiagram.DataCursor

class pyOMA.core.StabilDiagram.DataCursor(ax, order_data, f_data, mask=None, useblit=True, datalist=[], **lineprops)

Bases: Cursor

__init__(ax, order_data, f_data, mask=None, useblit=True, datalist=[], **lineprops)

Methods

__init__(ax, order_data, f_data[, mask, ...])
add_callback(name, func)
clear(event)	Internal event handler to clear the cursor.
connect_event(event, callback)	Connect a callback function with an event.
disconnect_events()	Disconnect all events created by this widget.
fig_resized([event])
findIndexNearestXY(x_point, y_point)	Finds the nearest neighbour
get_active()	Get whether the widget is active.
ignore(event)	Return whether event should be ignored.
onmove(event)	Internal event handler to draw the cursor when the mouse moves.
set_active(active)	Set whether the widget is active.
set_mask(mask, name)

Attributes

active	Is the widget active?
canvas
drawon
eventson

findIndexNearestXY(x_point, y_point)

Finds the nearest neighbour

Todo

currently a very inefficient brute force implementation should be replaced by e.g. a k-d-tree nearest neighbour search https://en.wikipedia.org/wiki/K-d_tree

onmove(event)

Internal event handler to draw the cursor when the mouse moves.