Function

Gdkevents_get_distance

Declaration [src] 

gboolean
gdk_events_get_distance (
  GdkEvent* event1,
  GdkEvent* event2,
  double* distance
)

Description [src]

Returns the distance between the event locations.

This assumes that both events have X/Y information. If not, this function returns FALSE.

Parameters

event1

Type: GdkEvent

First GdkEvent.

The data is owned by the caller of the function.
event2

Type: GdkEvent

Second GdkEvent.

The data is owned by the caller of the function.
distance

Type: double*

Return location for the distance.

The argument will be set by the function.

Return value

Type: gboolean

TRUE if the distance could be calculated.