Add joycon-python source code

pycon/event.py

@@ -0,0 +1,133 @@
+from .wrappers import PythonicJoyCon
+
+
+class ButtonEventJoyCon(PythonicJoyCon):
+    def __init__(self, *args, track_sticks=False, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        self._events_buffer = []  # TODO: perhaps use a deque instead?
+
+        self._event_handlers = {}
+        self._event_track_sticks = track_sticks
+
+        self._previous_stick_l_btn = 0
+        self._previous_stick_r_btn = 0
+        self._previous_stick_r  = self._previous_stick_l  = (0, 0)
+        self._previous_r        = self._previous_l        = 0
+        self._previous_zr       = self._previous_zl       = 0
+        self._previous_plus     = self._previous_minus    = 0
+        self._previous_a        = self._previous_right    = 0
+        self._previous_b        = self._previous_down     = 0
+        self._previous_x        = self._previous_up       = 0
+        self._previous_y        = self._previous_left     = 0
+        self._previous_home     = self._previous_capture  = 0
+        self._previous_right_sr = self._previous_left_sr  = 0
+        self._previous_right_sl = self._previous_left_sl  = 0
+
+        if self.is_left():
+            self.register_update_hook(self._event_tracking_update_hook_left)
+        else:
+            self.register_update_hook(self._event_tracking_update_hook_right)
+
+    def joycon_button_event(self, button, state):  # overridable
+        self._events_buffer.append((button, state))
+
+    def events(self):
+        while self._events_buffer:
+            yield self._events_buffer.pop(0)
+
+    @staticmethod
+    def _event_tracking_update_hook_right(self):
+        if self._event_track_sticks:
+            pressed = self.stick_r_btn
+            if self._previous_stick_r_btn != pressed:
+                self._previous_stick_r_btn = pressed
+                self.joycon_button_event("stick_r_btn", pressed)
+        pressed = self.r
+        if self._previous_r != pressed:
+            self._previous_r = pressed
+            self.joycon_button_event("r", pressed)
+        pressed = self.zr
+        if self._previous_zr != pressed:
+            self._previous_zr = pressed
+            self.joycon_button_event("zr", pressed)
+        pressed = self.plus
+        if self._previous_plus != pressed:
+            self._previous_plus = pressed
+            self.joycon_button_event("plus", pressed)
+        pressed = self.a
+        if self._previous_a != pressed:
+            self._previous_a = pressed
+            self.joycon_button_event("a", pressed)
+        pressed = self.b
+        if self._previous_b != pressed:
+            self._previous_b = pressed
+            self.joycon_button_event("b", pressed)
+        pressed = self.x
+        if self._previous_x != pressed:
+            self._previous_x = pressed
+            self.joycon_button_event("x", pressed)
+        pressed = self.y
+        if self._previous_y != pressed:
+            self._previous_y = pressed
+            self.joycon_button_event("y", pressed)
+        pressed = self.home
+        if self._previous_home != pressed:
+            self._previous_home = pressed
+            self.joycon_button_event("home", pressed)
+        pressed = self.right_sr
+        if self._previous_right_sr != pressed:
+            self._previous_right_sr = pressed
+            self.joycon_button_event("right_sr", pressed)
+        pressed = self.right_sl
+        if self._previous_right_sl != pressed:
+            self._previous_right_sl = pressed
+            self.joycon_button_event("right_sl", pressed)
+
+    @staticmethod
+    def _event_tracking_update_hook_left(self):
+        if self._event_track_sticks:
+            pressed = self.stick_l_btn
+            if self._previous_stick_l_btn != pressed:
+                self._previous_stick_l_btn = pressed
+                self.joycon_button_event("stick_l_btn", pressed)
+        pressed = self.l
+        if self._previous_l != pressed:
+            self._previous_l = pressed
+            self.joycon_button_event("l", pressed)
+        pressed = self.zl
+        if self._previous_zl != pressed:
+            self._previous_zl = pressed
+            self.joycon_button_event("zl", pressed)
+        pressed = self.minus
+        if self._previous_minus != pressed:
+            self._previous_minus = pressed
+            self.joycon_button_event("minus", pressed)
+        pressed = self.up
+        if self._previous_up != pressed:
+            self._previous_up = pressed
+            self.joycon_button_event("up", pressed)
+        pressed = self.down
+        if self._previous_down != pressed:
+            self._previous_down = pressed
+            self.joycon_button_event("down", pressed)
+        pressed = self.left
+        if self._previous_left != pressed:
+            self._previous_left = pressed
+            self.joycon_button_event("left", pressed)
+        pressed = self.right
+        if self._previous_right != pressed:
+            self._previous_right = pressed
+            self.joycon_button_event("right", pressed)
+        pressed = self.capture
+        if self._previous_capture != pressed:
+            self._previous_capture = pressed
+            self.joycon_button_event("capture", pressed)
+        pressed = self.left_sr
+        if self._previous_left_sr != pressed:
+            self._previous_left_sr = pressed
+            self.joycon_button_event("left_sr", pressed)
+        pressed = self.left_sl
+        if self._previous_left_sl != pressed:
+            self._previous_left_sl = pressed
+            self.joycon_button_event("left_sl", pressed)