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1	1	Source code: [[https:~~/~~/github.com/the-virtual-brain/tvb-widgets>>https://github.com/the-virtual-brain/tvb-widgets]]
2	2
3		-Immediate testing here: [[https:~~/~~/lab.ch.ebrains.eu/hub/user-redirect/lab/tree/shared/TVB%20Widgets/REPO/tvb-widgets/notebooks>>https://lab.ch.ebrains.eu/hub/user-redirect/lab/tree/shared/TVB%20Widgets/REPO/tvb-widgets/notebooks]]
	3	+This is part of a Pypi release: [[https:~~/~~/pypi.org/project/tvb-widgets/>>https://pypi.org/project/tvb-widgets/]]
4	4
	5	+//**tvb-widgets**// is also already installed in the official image released for EBRAINS lab, where you can test it directly.
	6	+
5	5	== Purpose ==
6	6
7	7	It is a Jupyter widget intended for visualization of the 3D Head data available for a patient:
...	...	@@ -38,10 +38,30 @@
38	38	from IPython.core.display_functions import display
39	39	)))
40	40
41		-Then, we instantiate the **HeadWidget** and a **FaceSurface** datatype that we want to visualize. Using the //**add_datatype**// method we add the surface to our widget and __display__ the widget:
	43	+Then, there are 2 options to work with the widget:
42	42
	45	+1. Use a file browser to load the data and automatically display it
	46	+1. Use directly the API to load the data and display it
	47	+
	48	+For the first option, you have to run the following 2 lines of code in a notebook cell and then just use the UI controls:
	49	+
43	43	(% class="box" %)
44	44	(((
	52	+widget = api.HeadBrowser()
	53	+display(widget)
	54	+)))
	55	+
	56	+{{html}}
	57	+<iframe src="https://drive.google.com/file/d/1lY3X5eqJfOLmkmHuBa2iq_Aas8mDPa1e/preview" width="840" height="480" allow="autoplay"></iframe>
	58	+{{/html}}
	59	+
	60	+
	61	+For the second option, the API is described below:
	62	+
	63	+In a new cell, we instantiate the **HeadWidget** and a **FaceSurface** datatype that we want to visualize. Using the //**add_datatype**// method we add the surface to our widget and __display__ the widget:
	64	+
	65	+(% class="box" %)
	66	+(((
45	45	widget = api.HeadWidget()
46	46
47	47	face = surfaces.FaceSurface().from_file()
...	...	@@ -79,7 +79,7 @@
79	79	)))
80	80
81	81	{{html}}
82		-<iframe src="https://drive.google.com/file/d/1vFqqzXle8VGcHaLB-OdE-6BdetK9aJ1T/preview" width="840" height="480" allow="autoplay"></iframe>
	104	+<iframe src="https://drive.google.com/file/d/1RLwts75Hh31LoPdWLK7QOM61KIsOabF1/preview" width="840" height="480" allow="autoplay"></iframe>
83	83	{{/html}}
84	84
85	85	We can also provide a **RegionMapping** to be used as colormap for a surface:
...	...	@@ -97,9 +97,14 @@
97	97
98	98	cortex.configure()
99	99
	122	+
	123	+widget = api.HeadWidget()
	124	+
100	100	widget.add_datatype(cortex, config)
	126	+
	127	+display(widget)
101	101	)))
102	102
103	103	{{html}}
104		-<iframe src="https://drive.google.com/file/d/1z2yEuQWUT2Poxh63adYbBdhKPcWGskex/preview" width="840" height="480" allow="autoplay"></iframe>
	131	+<iframe src="https://drive.google.com/file/d/1zrbjdb8Y4V5rqg7Y7LDGlHHMS0RH8luz/preview" width="840" height="480" allow="autoplay"></iframe>
105	105	{{/html}}