A portable terminal apparatus comprising: a display for a remote screen of the image processing apparatus; an acquisition portion for acquiring information indicating whether an area in the remote screen is a first area which is set for editorial processing by the portable terminal apparatus or a second area which is set for editorial processing by the image processing apparatus; a determination portion for determining whether a gesture operation is an operation performed on the first area or on the second area; and a control portion for performing the editorial processing with screen data of the first area if the operation was performed on the first area, and for transmitting information instructing the image processing apparatus to perform the editorial processing of screen data of the second area and acquiring the editorial processed screen data, if the operation was performed on the second image area.