"""
Used in support of nks.py
by K. Urner
"""

# PIL stuff
from PIL import Image, ImageDraw               

class Canvas(object):

    def __init__(self, width, rows, pixelsize):
        self.pixelsize = pixelsize
        self.im = Image.new('RGB',(width*pixelsize, rows*pixelsize),(0,0,0))
        self.draw = ImageDraw.Draw(self.im)

    def drawcell(self, thepoint):
        therow = thepoint[0]*self.pixelsize
        thecol = thepoint[1]*self.pixelsize
        for i in range(self.pixelsize):
            for j in range(self.pixelsize):
                self.draw.point((therow + i, thecol + j), fill=(255,255,0))
                        
    def showimage(self):
        self.im.show()