Your Mac,
at your fingertips.Your Mac,
at your fingertips.Your Mac,
at your fingertips.Your Mac,
at your fingertips.

# Subscribe to the live touch + gesture stream over a local socket.
import json, socket, os

sock = os.path.expanduser(
    "~/Library/Application Support/Gatecaster/api.sock")
s = socket.socket(socket.AF_UNIX); s.connect(sock)
s.sendall(b'{"subscribe":["fingers","gestures"]}\n')

for line in s.makefile():
    msg = json.loads(line)
    if msg["type"] == "gesture":
        print(msg["gesture"], msg.get("value"), msg["phase"])
    elif msg["type"] == "fingers":
        for f in msg["fingers"]:
            print(f["id"], f["sx"], f["sy"], f["phase"])