15. The display apparatus according to claim 12 , wherein the first attribute value of the font effect comprises at least one of a thickness of the font effect, a position of the font effect and a color of the font effect, and the controller is configured to determine the first attribute value of the font effect according to a thickness of the character.
15. The display apparatus according to claim 12 , wherein the first attribute value of the font effect comprises at least one of a thickness of the font effect, a position of the font effect and a color of the font effect, and the controller is configured to determine the first attribute value of the font effect according to a thickness of the character. 16. The display apparatus according to claim 15 , wherein the controller is configured to, in response to the font effect further comprising a stroke effect of adding a rim to the character, determine a thickness value of the stroke effect such that a thickness of the rim increases as a thickness of the character increases, and the thickness of the rim decreases as the thickness of the character decreases.