class Magick::Image

def color_floodfill(x, y, fill)

are neighbors to the fill color
Set all pixels that have the same color as the pixel at x,y and
def color_floodfill(x, y, fill)
  target = pixel_color(x, y)
  color_flood_fill(target, fill, x, y, Magick::FloodfillMethod)
end