Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
import sys
from time import sleep
import random
import cursor
class Renderer:
def __init__(self, width, height):
self.width = int(width)
self.height = int(height)
self.content = [ width * ' ' for i in range(0,height) ]
self.currentX = 0
self.currentY = 0
def render(self):
self.moveToOrigin()
sys.stdout.write('\n'.join(self.content))
sys.stdout.flush()
self.currentX = len(self.content[0])
self.currentY = len(self.content) - 1
def moveToOrigin(self):
self.moveBy(-self.currentX,-self.currentY)
def moveBy(self,x,y):
self.currentX += x
self.currentY += y
if x < 0:
xMove = '\033[%iD' % -x
elif x > 0:
xMove = '\033[%iC' % x
else:
xMove = ''
if y < 0:
yMove = '\033[%iA' % -y
elif y > 0:
yMove = '\033[%iB' % y
else:
yMove = ''
#print(x,y)
sys.stdout.write(xMove + yMove)
def setChar(self, char):
self.setCharAt(self.currentX, self.currentY, char)
def setCharAt(self, x, y, char):
self.content[y] = self.content[y][0:x] + char[0] + self.content[y][x+1:]
def setContent(self, content):
self.content = content
cursor.hide()
try:
print()
w = 80
h = 7
framerate = 3
renderer = Renderer(w,h)
spoke_hole = '◌'
data_holes = ' ●'
lines = [[],[],[],[],[],[],[]]
while True:
renderer.setContent([ ''.join(lines[i]) for i in range(0,h) ])
renderer.render()
for i in range(0,h):
if i == 6:
lines[i] += [' ',' ']
elif i == 2:
lines[i] = [spoke_hole,' '] + lines[i]
else:
lines[i] = [random.choice(data_holes),' '] + lines[i]
lines[i] = lines[i][0:w]
sleep(1/framerate)
except KeyboardInterrupt: pass
except Exception: pass
cursor.show()
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment