An apparatus for laying out image data and text data on a page, which distributes multiple sets of image data and text data into multiple sets of an image box and a text box upon a page in an order based on attribute information of the image data, compares the text data to an upper limit of the text box into which the text data has been distributed and when the text data is greater than the upper limit of the text box, switches the set of the image data and the text data with another set of distributed image data and text data into another set of an image box and a text box, the text data is less than the upper limit of the other text box, and the upper limit of the text box is greater than the other text data.