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pyscript-python-html/pyscriptjs/examples/antigravity.py
2022-04-26 16:31:02 +02:00

40 lines
1.2 KiB
Python

import random
import sys
from js import document, DOMParser, setInterval
from pyodide import create_proxy
from pyodide.http import open_url
class Antigravity():
url = './antigravity.svg'
def __init__(self, target=None, interval=10, append=True, fly=False):
target = target or sys.stdout._out
self.target = document.getElementById(target) if isinstance(target, str) else target
doc = DOMParser.new().parseFromString(open_url(self.url).read(), "image/svg+xml")
self.node = doc.documentElement
if append:
self.target.append(self.node)
else:
self.target.replaceChildren(self.node)
self.xoffset, self.yoffset = 0, 0
self.interval = interval
if fly:
self.fly()
def fly(self):
setInterval(create_proxy(self.move), self.interval)
def move(self):
char = self.node.getElementsByTagName('g')[1]
char.setAttribute('transform', f'translate({self.xoffset}, {-self.yoffset})')
self.xoffset += random.normalvariate(0, 1)/20
if self.yoffset < 50:
self.yoffset += 0.1
else:
self.yoffset += random.normalvariate(0, 1)/20
_auto = Antigravity(append=True)
fly = _auto.fly