| 摘要 |
A method and user interface for designating toppings to be assembled on a pizza as well as their respective position on the pizza is disclosed. The user interface presents a plurality of three part buttons associated with the available topping with the three parts of each button corresponding to the left half, right half and entire surface of the pizza. The method includes the steps of pressing part of a button to select the topping and the quantity to be applied to the left half, right half, or entire surface of the pizza and highlighting a portion of the button to indicate which portion of the pizza was designated to receive the topping and in what quantity.
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