Image display device, method and equipment and computer readable storage medium

The invention provides an image display device, method and equipment and a computer readable storage medium, relates to the technical field of image display, and is used for solving the problem that an image is easy to tear during image display. The image display device comprises a cache module, a data acquisition module, a signal acquisition module, a graphic processing module and a cache switching and writing module; the cache module is provided with a foreground buffer area and a background buffer area on a mouse layer; the data acquisition module acquires touch image data and sends the data to the cache switching and writing module; the signal acquisition module acquires a vertical synchronizing signal and sends the signal to the graphic processing module, the graphic processing module receives the signal and controls the cache switching and writing module to switch a foreground buffer area into a background buffer area, and the background buffer area is switched into the foreground buffer area; and writi