Method PerformDoubleTap

libs/drape_frontend/user_event_stream.cpp:1172–1178

}

void UserEventStream::PerformDoubleTap(Touch const & touch)
{
  ASSERT_EQUAL(m_state, STATE_WAIT_DOUBLE_TAP_HOLD, ());
  m_state = STATE_EMPTY;
  if (m_listener)
    m_listener->OnDoubleTap(m2::PointD(touch.m_location));
}

bool UserEventStream::DetectForceTap(Touch const & touch)
{