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r"""
Installation requirements:
pip install trame trame-vuetify trame-vtk
"""
from paraview import simple
from trame.app import get_server
from trame.decorators import TrameApp, change
from trame.ui.vuetify3 import SinglePageLayout
from trame.widgets import (
paraview as pv_widgets,
)
from trame.widgets import (
vuetify3 as v3,
)
# -----------------------------------------------------------------------------
@TrameApp()
class ConeApp:
def __init__(self, server=None):
# ParaView
self.cone = simple.Cone()
self.representation = simple.Show(self.cone)
self.view = simple.Render()
# Trame setup
self.server = get_server(server, client_type="vue3")
self.state.trame__title = "ParaView - Cone"
self.ui = self._build_ui()
@property
def state(self):
return self.server.state
@property
def ctrl(self):
return self.server.controller
@change("resolution")
def on_resolution_change(self, resolution, **_):
self.cone.Resolution = resolution
self.ctrl.view_update()
def reset_resolution(self):
self.state.resolution = 6
def _build_ui(self):
with SinglePageLayout(self.server, full_height=True) as layout:
layout.icon.click = self.ctrl.view_reset_camera
layout.title.set_text("ParaView - Cone")
with layout.toolbar:
v3.VSpacer()
v3.VSlider(
v_model=("resolution", 6),
min=3,
max=60,
step=1,
hide_details=True,
dense=True,
style="max-width: 300px",
)
v3.VDivider(vertical=True, classes="mx-2")
with v3.VBtn(icon=True, click=self.reset_resolution):
v3.VIcon("mdi-undo-variant")
with layout.content:
with v3.VContainer(fluid=True, classes="pa-0 fill-height"):
html_view = pv_widgets.VtkRemoteView(self.view, interactive_ratio=1)
self.ctrl.view_reset_camera = html_view.reset_camera
self.ctrl.view_update = html_view.update
return layout
# -----------------------------------------------------------------------------
def main(**kwargs):
app = ConeApp()
app.server.start(**kwargs)
# -----------------------------------------------------------------------------
if __name__ == "__main__":
main()
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