waag/main.py

#!/usr/bin/env python3

from __future__ import print_function
from wand.image import Image
from wand.drawing import Drawing
from wand.color import Color
from wand.display import display

def main():
    colors = ['red', 'green', 'blue', 'yellow']
    special_cards = ['W', 'N']

    for color in colors:
        for i in range(1, 14):
            draw_card_face(color, i)

    for sign in special_cards:
            draw_card_face('white', sign)          

def draw_card_face(color, symbol):
    with Image(filename='assets/wozard-card.png') as img:
        img = draw_symbol(img, symbol, color, 90, 130)
        img = draw_symbol(img, symbol, color, int(img.width - 90), 130)
        img.flip() # Make mirrored text
        img = draw_symbol(img, symbol, color, 90, 130)
        img = draw_symbol(img, symbol, color, int(img.width - 100), 130)
        img = draw_rune(img, color)
        
        draw_mask(img, color)
        save_img(img, color, symbol)

def draw_symbol(img, symbol, color, x, y):
    with Drawing() as draw:
        draw.font = 'League_Gothic'
        draw.font_size = 100
        draw.stroke_color = Color('black')
        draw.stroke_width = 3
        draw.text_alignment = 'center'
        draw.fill_color=Color(color)
        draw.text(x, y, str(symbol))
        draw(img)
    return img

def draw_rune(img, color):
    with Image(filename='assets/{}.png'.format(color)) as rune:
        rune.resize(110,122)
        img.composite(
                     rune, 
                     left=int((img.width - rune.width) / 2), 
                     top=int((img.height - rune.height) / 2))
    return img

def draw_mask(img, color):
    # Mask with a pink outline. This pink outline is this replaced 
    # with a transparency layer before being returned
    with Image(width=img.width, height=img.height, background=Color("#c300ff")) as mask:
        with Drawing() as ctx:
            ctx.fill_color = Color("black")
            ctx.rectangle(left=0,
                        top=0,
                        width=mask.width,
                        height=mask.height,
                        radius=mask.width * 0.075)
            ctx(mask)
    
        img.composite_channel('all_channels', mask, 'screen')
        img.opaque_paint(target=Color("#c300ff"), fill=Color("transparent"), fuzz=0.4*img.quantum_range)
    return img
    
def save_img(img, color, symbol):
    print('Created card {} {}'.format(color, symbol))
    img.save(filename='output/card-{}-{}.png'.format(color, symbol))

main()