Graphic display method

摘要: In the case where a map is used as figure upon vertical scrolling for enlarging or reducing having predetermined accuracy, higher accuracy well less amount of graphic data are subjected to so that lower displayed superposing on accuracy. Upon scrolling, speed improved in such manner brightness one maps which gradually reduced decreased an extent positional relation with other enlarged not unrecognizable operator and size erased from display device when zero. Even above-mentioned horizontal combination, made speed. three-dimensional be two-dimensional version information height eliminated visual-point conversion converted thereby improving scrolling.