justvanrossum

# Based on a work by Herbert W. Kapitzki
# https://twitter.com/Lett_Arc/status/1369712193063780352

# from fontTools.misc.vector import Vector
from fontTools.misc.arrayTools import Vector


def pairs(iterable):
    it = iter(iterable)
    first = next(it)

justvanrossum

# test implementation for https://github.com/unified-font-object/ufo-spec/issues/164

from urllib.parse import unquote
import string


separatorChar = "^"


# TODO: [insert references]

justvanrossum

# boring version of https://twitter.com/beesandbombs/status/1334541858366775298
# <3 beesandbombs!

canvasSize = 800
numFrames = 50
numSquares = 50
radius = 0.3 * canvasSize
squareSize = 0.2 * canvasSize

for frame in range(numFrames):

justvanrossum

from fontTools.misc.bezierTools import calcCubicParameters

def cubic(*cubic_points):
    (ax, ay), (bx, by), (cx, cy), (dx, dy) = calcCubicParameters(*cubic_points)
    def evaluate(t):
        ttt = t * t * t
        tt = t * t
        x = ax * ttt + bx * tt + cx * t + dx
        y = ay * ttt + by * tt + cy * t + dy
        return x, y

justvanrossum

# Image from https://twitter.com/Berlin_Type/status/1250742042004766730
imagePath = "MEHRINGDAMM.jpeg"

w, h = imageSize(imagePath)

size(w, h)

with savedState():
    rotate(0.1)
    image(imagePath, (0, 0), 0.6)

justvanrossum

def translatePoints(points, dx, dy):
    return [(x + dx, y + dy) for x, y in points]

def transposePoints(points):
    return [(y, x) for x, y in points]

def pairs(seq):
    it = iter(seq)
    prev = next(it)
    for item in it:

justvanrossum

canvasSize = 500
numSquares = 25
squareSize = canvasSize / numSquares

numFrames = 50

for frame in range(numFrames):
    t = frame / numFrames
    newPage(canvasSize, canvasSize)
    frameDuration(1/25)

justvanrossum

import os
import re


def parse(data):
    start = data.find("<tbody>")
    end = data.find("</tbody>")
    data = data[start+7:end]
    for chunk in re.findall(r"<tr>.+?</tr>", data, re.DOTALL):
        fields = re.findall(r"<td>(.+?)</td>", chunk, re.DOTALL)

justvanrossum

# Original:
# Paul Brown, 'Untitled Computer Assisted Drawing' (1975)
# The program was written in Fortran and drawn with Calcomp's drum pen plotter.
# https://twitter.com/satoshi_aizawa/status/1218786881631965186

def drawArc(center, radius, startAngle, endAngle):
    bez = BezierPath()
    bez.arc(center, radius, startAngle, endAngle, False)
    drawPath(bez)

justvanrossum

from AppKit import NSScreen, NSDeviceSize, NSDeviceResolution
from Quartz import CGDisplayScreenSize

for i, screen in enumerate(NSScreen.screens(), 1):
    description = screen.deviceDescription()
    pw, ph = description[NSDeviceSize].sizeValue()
    rx, ry = description[NSDeviceResolution].sizeValue()
    mmw, mmh = CGDisplayScreenSize(description["NSScreenNumber"])
    scaleFactor = screen.backingScaleFactor()
    pw *= scaleFactor