1. A method for conflict detection and avoidance of spatial entity element annotations, comprising: transforming, according to a preset view control parameter, original coordinates of spatial data of an original element into view coordinates in a view window; rasterizing, in the view window, an element to be avoided by annotations; and analyzing an annotation of the original element according to the view coordinates, and determining a plane annotation region that satisfies a preset display condition and corresponds to the annotation as an annotation display region for the annotation.