importFrom("vegan",metaMDS,ordihull,envfit)
importFrom("flowCore",read.FCS,Subset,rectangleGate,exprs)
importFrom("EBImage",readImage, Image, channel)
import(ggplot2)
importFrom("hexbin", hexbin,hcell2xy)
import(methods)
import(grid)

export(
"fcs_to_img",
"img_sub",
"calculate_overlaps_xor",
"plot_nmds"
)

exportMethods(
"fcs_to_img",
"img_sub",
"calculate_overlaps_xor",
"plot_nmds"
)