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#!/usr/bin/env python
# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>
import os
import sys
import zlib
from base64 import standard_b64encode
from contextlib import suppress
write = getattr(sys.stdout, 'buffer', sys.stdout).write
def clear_screen():
write(b'\033[2J')
def move_cursor(x, y):
write(f'\033[{y};{x}H'.encode('ascii'))
def write_gr_cmd(cmd, payload):
cmd = ','.join(f'{k}={v}' for k, v in cmd.items())
w = write
w(b'\033_G'), w(cmd.encode('ascii')), w(b';'), w(payload), w(b'\033\\')
sys.stdout.flush()
def display(data, width, height, x, y, z, ncols=0, nrows=0):
move_cursor(x, y)
cmd = {'a': 'T', 's': width, 'v': height, 'c': ncols, 'r': nrows, 'S': len(data), 'z': z}
data = zlib.compress(data)
cmd['o'] = 'z'
data = standard_b64encode(data)
while data:
chunk, data = data[:4096], data[4096:]
m = 1 if data else 0
cmd['m'] = m
write_gr_cmd(cmd, chunk)
cmd.clear()
def display_png_file(path):
cmd = {'a': 'T', 't': 'f', 'f': '100'}
path = os.path.abspath(path)
if not isinstance(path, bytes):
path = path.encode(sys.getfilesystemencoding() or 'utf-8')
data = standard_b64encode(path)
write_gr_cmd(cmd, data)
def main():
from kitty.constants import logo_png_file
photo = sys.argv[-1]
if not photo.lower().endswith('.png'):
raise SystemExit('Must specify a PNG file to display')
clear_screen()
display(b'\xdd\xdd\xdd\xff', 1, 1, 0, 0, -10, 40, 20)
with open(logo_png_file.replace('.png', '.rgba'), 'rb') as f:
display(f.read(), 256, 256, 0, 5, -9)
display(b'\0\0\0\xaa', 1, 1, 0, 7, -8, 40, 3)
move_cursor(5, 8)
print('kitty is \033[3m\033[32mawesome\033[m!')
move_cursor(0, 21)
print('Photo...')
display_png_file(photo)
with suppress(EOFError, KeyboardInterrupt):
input()
if __name__ == '__main__':
main()
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