cfa6b578____dom___WPD___WebPlatform_org__API_Name
[Summary] Returns whether the pointer associated with the event is the primary pointer for the current mouse, touch, or pen interaction. [API Name] 
isPrimary
h e i g h t
i s P r i m a r y
p o i n t e r I d
p o i n t e r T y p e
p r e s s u r e
t i l t X
t i l t Y
w i d t h