MULTI-SCALE VIEW NAVIGATION SYSTEM,METHOD AND MEDIUM EMBODYING THE SAME

A system and method for displaying a chart or map such that the area in close proximity to an area of interest is in greater scale than an area that is distant and creating the image dynamically. The method includes a projection function capable of creating or reading reduced scale cache images and displaying those images concurrently with full detail source chart images. The system includes hardware such as a processor, a memory storage device, a drive, a input device among others, and software such as a navigational software program, cache images, and a projection function among other things to produce a spherical view of a displayed electronic chart