// Bind a delegate directly to a specific type of gesture input, i.e. Keys.Gesture_Pinch
public void BindGesture(Key gestureKey, GestureInputCallback callback)
{
if (IsDestroyedOrPendingKill)
{
throw new UnrealObjectDestroyedException("Trying to bind input gesture on destroyed input component");
}
if (null == callback)
{
throw new ArgumentNullException("callback");
}
UnrealObject targetObj = callback.Target as UnrealObject;
unsafe
{
byte *nativeKeyBuffer = stackalloc byte[InputChord.NativeDataSize];
gestureKey.ToNative(new IntPtr(nativeKeyBuffer));
RegisterGestureInputCallback(NativeObject, targetObj != null ? targetObj.NativeObject : IntPtr.Zero, nativeKeyBuffer, callback);
}
}
unsafe private extern static void RegisterGestureInputCallback(IntPtr nativeComponentPointer, IntPtr nativeTargetObjectPointer, void *nativeGestureKey, GestureInputCallback callback);
