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"""How to use PyVista UI template.
This example demonstrates how to use ``plotter_ui`` to add a PyVista
``Plotter`` to a UI with scene controls and standard UI features.
"""
from __future__ import annotations
import matplotlib.pyplot as plt
from trame.app import get_server
from trame.ui.vuetify3 import SinglePageLayout
from trame.widgets import vuetify3
import pyvista as pv
from pyvista import examples
from pyvista.trame.ui import plotter_ui
pv.OFF_SCREEN = True
server = get_server(client_type='vue3')
state, ctrl = server.state, server.controller
state.trame__title = 'PyVista UI Template'
# -----------------------------------------------------------------------------
mesh = examples.load_random_hills()
plotter = pv.Plotter()
actor = plotter.add_mesh(mesh, cmap='viridis')
@state.change('cmap')
def update_cmap(cmap='viridis', **kwargs): # noqa: ARG001
actor.mapper.lookup_table.cmap = cmap
ctrl.view_update()
# -----------------------------------------------------------------------------
# GUI
# -----------------------------------------------------------------------------
with SinglePageLayout(server) as layout:
layout.icon.click = ctrl.view_reset_camera
layout.title.set_text('PyVista Colormaps')
with layout.toolbar:
vuetify3.VSpacer()
vuetify3.VSelect(
label='Color map',
v_model=('cmap', 'viridis'),
items=('array_list', plt.colormaps()),
hide_details=True,
density='compact',
outlined=True,
classes='pt-1 ml-2',
style='max-width: 250px',
)
with layout.content:
# Use PyVista UI template for Plotters
view = plotter_ui(plotter)
ctrl.view_update = view.update
# hide footer
layout.footer.hide()
server.start()
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