Function gdk::functions::events_get_angle
source · [−]Expand description
If both events contain X/Y information, this function will return true
and return in angle
the relative angle from event1
to event2
. The rotation
direction for positive angles is from the positive X axis towards the positive
Y axis.
event1
first GdkEvent
event2
second GdkEvent
Returns
true
if the angle could be calculated.
angle
return location for the relative angle between both events