| 摘要 |
PROBLEM TO BE SOLVED: To provide an image display device that prevents interference with a drawing area of another person when an indictor is used.SOLUTION: An image display device 100 comprises: a display section, image projection section 10, for displaying an image; a type detection section, light-emitting pen identification section 53b, for detecting type information representing types of indicators, light-emitting pens 501, 502, 503 and 504; a position detection section 53 for detecting positional information representing positions pointed out by the indicators in a display image displayed by the display section; a drawing section, image processing section 32, for performing drawing in the display image in response to the type information and the positional information; a drawing area setting section, image processing section 32, for setting a drawing area in the display image where the drawing by the indicators becomes possible; and a drawing limiting section, image processing section 32, for limiting the drawing performed by the drawing section to inside the drawing area when the drawing area is set by the drawing area setting section. |
