anchor2string
anchor2string: Array<any> = (() => {const r = [];r[EAnchorDirection.EAST] = 'e';r[EAnchorDirection.NORTH] = 'n';r[EAnchorDirection.WEST] = 'w';r[EAnchorDirection.SOUTH] = 's';r[EAnchorDirection.NORTH_EAST] = 'ne';r[EAnchorDirection.NORTH_WEST] = 'nw';r[EAnchorDirection.SOUTH_EAST] = 'se';r[EAnchorDirection.SOUTH_WEST] = 'sw';r[EAnchorDirection.CENTER] = 'c';return r;})()