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- """Mouse click and other type of events
- will trigger a call to a custom function"""
- from vedo import printc, Plotter, Mesh, dataurl
- printc("Click object to trigger a function call", invert=1)
- # callback functions
- def on_left_click(event):
- if not event.object:
- return
- printc("Left button pressed on", [event.object], c=event.object.color())
- printc(event) # dump the full event info
- def on_drag(event):
- printc(event.name, 'happened at mouse position', event.picked2d)
- ######################
- tea = Mesh(dataurl+"teapot.vtk").c("gold")
- mug = Mesh(dataurl+"mug.ply").rotate_x(90).scale(8).pos(2,0,-.7).c("red3")
- plt = Plotter(axes=11)
- plt.add_callback('LeftButtonPress', on_left_click)
- plt.add_callback('Interaction', on_drag) # mouse dragging triggers this
- plt.show(tea, mug, __doc__).close()
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