# anti_alias.py ^ 05.2019

# anti_alias.py >>> i thank you all again so much for the quick response as to help

from PIL import Image, ImageDraw

'''
ADAPTIVE = 1
AFFINE = 0
ANTIALIAS = 1
BICUBIC = 3
BILINEAR = 2
CONTAINER = 2
CUBIC = 3
DEBUG = 0
EXTENT = 1
FLIP_LEFT_RIGHT = 0
FLIP_TOP_BOTTOM = 1
FLOYDSTEINBERG = 3
LINEAR = 2
MESH = 4
NEAREST = 0
ORDERED = 1
PERSPECTIVE = 2
QUAD = 3
RASTERIZE = 2
'''

def antialias():
    def o(z):
        return int(z+z*0.1)
    img = image.resize([o(ww), o(hh)], Image.RASTERIZE)
    return img.resize((ww, hh), Image.ANTIALIAS)

def draw_ellipse(image, bounds):
    draw = ImageDraw.ImageDraw(image)
    x,y,x2,y2 = bounds
    for w,color in [(40,'white'), (0,'green')]:
        if not w:
            draw.ellipse([x-19, y-19, x2+19, y2+19], fill='white')
        draw.ellipse((x-w, y-w, x2+w, y2+w), fill=color)
        if w:
            draw.ellipse([x-21, y-21, x2+21, y2+21], fill='black')

enlarge = 1
ww,hh = (700, 300)
image = Image.new(mode='RGBA', size=(ww,hh), color='green')

ellipse_box = [50, 50, 300, 250]
draw_ellipse(image, ellipse_box)

image = antialias()

ellipse_box[0] += 350
ellipse_box[2] += 350

enlarge = 0
draw_ellipse(image, ellipse_box)

dir=r"C:/pydemo/test/"
file = 'anti_alias.png'
image.save(dir+file, optimize=True)

import webbrowser
webbrowser.open(dir+file)