Layers

Display multiple image layers using the add_image API and then reorder them using the layers swap method and remove one

Tags: visualization-basic

Python (.py)

Notebook (.ipynb)

/home/runner/work/docs/docs/.venv/lib/python3.12/site-packages/napari/_qt/qt_event_loop.py:50: UserWarning: System theme detection requires a Qt6 backend. Please switch to PyQt6 or PySide6 to use it.
  theme_type=get_system_theme(),
/home/runner/work/docs/docs/.venv/lib/python3.12/site-packages/napari/_qt/qt_event_loop.py:50: UserWarning: System theme detection requires a Qt6 backend. Please switch to PyQt6 or PySide6 to use it.
  theme_type=get_system_theme(),

import numpy as np
from skimage import data
from skimage.color import rgb2gray

import napari

# create the viewer with several image layers
viewer = napari.Viewer()
layer = viewer.add_image(rgb2gray(data.astronaut()), name='astronaut')
viewer.add_image(data.camera(), name='photographer')
viewer.add_image(data.coins(), name='coins')
viewer.add_image(data.moon(), name='moon')
viewer.add_image(np.random.random((512, 512)), name='random')
viewer.add_image(data.binary_blobs(length=512, volume_fraction=0.2, n_dim=2), name='blobs')
viewer.grid.enabled = True
viewer.fit_to_view()

if __name__ == '__main__':
    napari.run()