navigate.controller.sub_controllers.histogram.HistogramController

class navigate.controller.sub_controllers.histogram.HistogramController(histogram: HistogramFrame, parent_controller: Any)

Bases: object

Histogram controller

__init__(histogram: HistogramFrame, parent_controller: Any) → None

Initialize the histogram controller

Parameters:

• histogram (HistogramFrame) – Histogram view

• parent_controller (Any) – Main controller.

Methods

__init__(histogram, parent_controller)	Initialize the histogram controller
histogram_popup(event)	Histogram popup menu
populate_histogram(image)	Populate the histogram on the Tk thread.
update_experiment()	Update the experiment.yaml file.
update_scale()	Update the scale of the histogram

Attributes

histogram	Histogram view
parent_controller	Main controller
ax	The histogram figure.
histogram_enabled	Histogram enabled
log_x	Logarithmic X-axis
log_y	Logarithmic Y-axis
menu	Histogram popup menu

histogram_popup(event: Event) → None

Histogram popup menu

Parameters:

event (tk.Event) – Event

populate_histogram(image: SharedNDArray) → None

Populate the histogram on the Tk thread.

Parameters:

image (SharedNDArray) – Image data

update_experiment() → None

Update the experiment.yaml file. Also communicate any changes to the menu controller.

update_scale() → None

Update the scale of the histogram

ax

The histogram figure.

Type:

FigureBase

histogram

Histogram view

Type:

HistogramFrame

histogram_enabled

Histogram enabled

Type:

bool

log_x

Logarithmic X-axis

Type:

bool

log_y

Logarithmic Y-axis

Type:

bool

menu

Histogram popup menu

Type:

tk.Menu

parent_controller

Main controller

Type:

MainController