| 摘要 |
PROBLEM TO BE SOLVED: To speedily display order information when a display range is changed while displaying the order information of POI to the map information.SOLUTION: In a communication terminal device 1, a map information acquirement unit 11 acquires POI information including map information and POI score information in a display range and around the display range from another device. A map information display unit 13 displays order information based on the map information and the POI score information. A display operation reception unit 14 receives range change for accepting change in display range. An order determination unit 12 determines a POI order using the POI score information in the display range and around the display range when the display range after the change is included the display range and around the display range. A map information display unit 13 displays the map information in the display range after range change and the POI order based on the POI score information belonging to the display range after the range change when the range change is accepted. |
