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import asyncio
import vtkmodules.vtkRenderingOpenGL2 # noqa
# -----------------------------------------------------------------------------
# VTK
# -----------------------------------------------------------------------------
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkInteractionStyle import vtkInteractorStyleSwitch # noqa
from vtkmodules.vtkRenderingCore import (
vtkActor,
vtkPolyDataMapper,
vtkRenderer,
vtkRenderWindow,
vtkRenderWindowInteractor,
)
from trame.app import get_server
from trame.ui.vuetify import SinglePageLayout
from trame.widgets import html, trame, vtk, vuetify
DEFAULT_RESOLUTION = 6
renderer = vtkRenderer()
renderWindow = vtkRenderWindow()
renderWindow.AddRenderer(renderer)
renderWindowInteractor = vtkRenderWindowInteractor()
renderWindowInteractor.SetRenderWindow(renderWindow)
renderWindowInteractor.GetInteractorStyle().SetCurrentStyleToTrackballCamera()
cone_source = vtkConeSource()
mapper = vtkPolyDataMapper()
actor = vtkActor()
mapper.SetInputConnection(cone_source.GetOutputPort())
actor.SetMapper(mapper)
renderer.AddActor(actor)
renderer.ResetCamera()
renderWindow.Render()
# -----------------------------------------------------------------------------
# Trame setup
# -----------------------------------------------------------------------------
server = get_server(client_type="vue2")
state, ctrl = server.state, server.controller
# Let launcher know that the server is ready
ctrl.on_server_ready.add(lambda **_: print("Cone Ready", flush=True))
# Release resources right away
ctrl.on_client_exited.add(lambda **_: asyncio.create_task(server.stop()))
def reset_resolution():
state.resolution = 6
@state.change("resolution")
def update_resolution(resolution, **kwargs):
cone_source.SetResolution(int(resolution))
ctrl.view_update()
# -----------------------------------------------------------------------------
# UI setup
# -----------------------------------------------------------------------------
layout = SinglePageLayout(server)
with layout:
# Validate client life cycle
trame.LifeCycleMonitor(events=("['created']",))
layout.icon.click = ctrl.reset_camera
layout.title.set_text("Cone")
layout.toolbar.dense = True
# Toolbar
with layout.toolbar as toolbar:
vuetify.VSpacer()
html.Div("Test size", classes="text-h6")
vuetify.VSlider(
hide_details=True,
v_model=("resolution", 6),
max=60,
min=3,
step=1,
style="max-width: 300px;",
)
vuetify.VSwitch(
hide_details=True,
v_model=("$vuetify.theme.dark",),
)
with vuetify.VBtn(icon=True, click=reset_resolution):
vuetify.VIcon("mdi-undo")
with layout.content:
with vuetify.VContainer(fluid=True, classes="pa-0 fill-height"):
view = vtk.VtkRemoteView(renderWindow)
ctrl.view_update = view.update
ctrl.reset_camera = view.reset_camera
# -----------------------------------------------------------------------------
# start server
# -----------------------------------------------------------------------------
if __name__ == "__main__":
server.start()
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