Perhaps the father would sit down and ask his daughter what book she is so engrossed in. If it's an educational or interesting story, he might make a deal with her, like she can finish the chapter and then go to sleep.
The father would likely be very proud when he catches his daughter painting a beautiful picture. He might immediately praise her for her creativity and talent.
There is no evidence to suggest that such activities occur in a gym environment. Gyms have rules and ethics in place to maintain a proper and respectful atmosphere for all members. This kind of description violates the basic norms of a public fitness place.
He should immediately apologize to his daughter. A simple 'I'm sorry, this was inappropriate' can be a start. He needs to recognize that his actions have made his daughter uncomfortable.
Most literature aims to promote positive social values, and topics like this are not part of the acceptable content in literary works. We should look for stories that are about love, friendship, and moral growth in literature.