| 摘要 |
Navigation-related information such as a road name or guidance is allowed to be dynamically displayed along a road on a map displayed on the display screen and the road displayed on the display screen, its road name, and the moving direction are also allowed to be made easy visual identification. A map display system for displaying the road name or the navigation-related information together with the road on a display means according to map data including data on the road and data on the road name comprises a display area determining means, a display direction determining means for determining the direction in which the display of a text displayed on a road image moves, a road-name extracting means, and a text data display control means. The road-name extracting means extracts the road and its road name which are to be displayed from the road data to display the road image in the display area determined by the display area determining means. The text data display control means moves the road name on to the road image at predetermined intervals to display it according to the display direction determined by the display direction determining means.
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