SourceImage

class sherpa.image.SourceImage[source] [edit on github]

Bases: ModelImage

Methods Summary

close()

Stop the image viewer.

delete_frames()

Delete all the frames open in the image viewer.

get_region(coord)

Return the region defined in the image viewer.

image([shape, newframe, tile])

open()

Start the image viewer.

prepare_image(data, model)

set_region(reg, coord)

Set the region to display in the image viewer.

set_wcs(keys)

xpaget(arg)

Return the result of an XPA call to the image viewer.

xpaset(arg[, data])

Return the result of an XPA call to the image viewer.

Methods Documentation

static close() [edit on github]

Stop the image viewer.

static delete_frames() [edit on github]

Delete all the frames open in the image viewer.

static get_region(coord) [edit on github]

Return the region defined in the image viewer.

Parameters:

coord (str) – The name of the coordinate system (the empty string means to use the current system).

Returns:

region – The region, or regions, or the empty string.

Return type:

str

image(shape=None, newframe=False, tile=False) [edit on github]
static open() [edit on github]

Start the image viewer.

prepare_image(data, model)[source] [edit on github]
static set_region(reg, coord) [edit on github]

Set the region to display in the image viewer.

Parameters:

  • reg (str) – The region to display.

  • coord (str) – The name of the coordinate system (the empty string means to use the current system).

set_wcs(keys) [edit on github]
static xpaget(arg) [edit on github]

Return the result of an XPA call to the image viewer.

Send a query to the image viewer.

Parameters:

arg (str) – A command to send to the image viewer via XPA.

Returns:

returnval

Return type:

str

static xpaset(arg, data=None) [edit on github]

Return the result of an XPA call to the image viewer.

Send a command to the image viewer.

Parameters:

  • arg (str) – A command to send to the image viewer via XPA.

  • data (optional) – The data for the command.