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- import abc
- import logging
- import random
- import time
- import typing
- import Xlib.protocol.event
- import Xlib.X
- import Xlib.XK
- _XKEYEVENT_TYPE = typing.Union[
- Xlib.protocol.event.KeyPress, Xlib.protocol.event.KeyRelease
- ]
- class EngineAction:
- def __init__(self, target_engine_index: typing.Optional[int] = None):
- self._target_engine_index = target_engine_index
- @abc.abstractmethod
- def execute_on_window(
- self,
- overlay: "rescriptoon.Overlay",
- xkeyevent: _XKEYEVENT_TYPE,
- engine_window: "Xlib.display.Window",
- ):
- raise NotImplementedError()
- def execute(
- self, overlay: "rescriptoon.Overlay", xkeyevent: _XKEYEVENT_TYPE,
- ):
- if self._target_engine_index is None:
- for target_window in overlay.engine_windows:
- self.execute_on_window(overlay, xkeyevent, target_window)
- elif self._target_engine_index >= len(overlay.engine_windows):
- logging.warning("target engine index out of bounds")
- else:
- self.execute_on_window(
- overlay, xkeyevent, overlay.engine_windows[self._target_engine_index]
- )
- class CenterClickAction(EngineAction):
- def __init__(self, target_engine_index: int, factor_x: float, factor_y: float):
- super().__init__(target_engine_index=target_engine_index,)
- self._button = Xlib.X.Button1
- self._factor_x = factor_x
- self._factor_y = factor_y
- def execute_on_window(
- self,
- overlay: "rescriptoon.Overlay",
- xkeyevent: _XKEYEVENT_TYPE,
- engine_window: "Xlib.display.Window",
- ):
- engine_geometry = engine_window.get_geometry()
- smaller_dimension = min(engine_geometry.width, engine_geometry.height)
- attr = dict(
- window=engine_window,
- detail=self._button,
- state=xkeyevent.state,
- event_x=int(engine_geometry.width / 2 + smaller_dimension * self._factor_x),
- event_y=int(
- engine_geometry.height / 2 + smaller_dimension * self._factor_y
- ),
- # apparently root_x & root_y do not need to correspond with event_x/y.
- # attributes are still required to be set.
- root_x=0, # xkeyevent.root_x,
- root_y=0, # xkeyevent.root_y,
- child=xkeyevent.child,
- root=xkeyevent.root,
- time=xkeyevent.time, # X.CurrentTime
- same_screen=xkeyevent.same_screen,
- )
- if isinstance(xkeyevent, Xlib.protocol.event.KeyPress):
- button_event = Xlib.protocol.event.ButtonPress(**attr)
- else:
- button_event = Xlib.protocol.event.ButtonRelease(**attr)
- engine_window.send_event(button_event)
- class SelectGagAction(CenterClickAction):
- X_OFFSET = -0.286
- X_FACTOR = 0.081
- def __init__(self, target_engine_index: int, column_index: int, factor_y: float):
- super().__init__(
- target_engine_index=target_engine_index,
- factor_x=self.X_OFFSET + self.X_FACTOR * column_index,
- factor_y=factor_y,
- )
- def _send_rewritten_xkeyevent(
- event_template: _XKEYEVENT_TYPE,
- window: "Xlib.display.Window",
- event_type: typing.Optional[typing.Type] = None,
- keycode=None,
- ) -> _XKEYEVENT_TYPE:
- if not event_type:
- event_type = type(event_template)
- window.send_event(
- event_type(
- window=window,
- detail=keycode if keycode else event_template.detail,
- state=event_template.state,
- root_x=event_template.root_x,
- root_y=event_template.root_y,
- event_x=event_template.event_x,
- event_y=event_template.event_y,
- child=event_template.child,
- root=event_template.root,
- time=event_template.time, # X.CurrentTime
- same_screen=event_template.same_screen,
- )
- )
- class RewriteKeyEventAction(EngineAction):
- def __init__(self, target_engine_index: typing.Optional[int] = None, keysym=None):
- super().__init__(target_engine_index=target_engine_index,)
- self._keysym = keysym
- def execute_on_window(
- self,
- overlay: "rescriptoon.Overlay",
- xkeyevent: _XKEYEVENT_TYPE,
- engine_window: "Xlib.display.Window",
- ):
- _send_rewritten_xkeyevent(
- event_template=xkeyevent,
- window=engine_window,
- keycode=overlay.xdisplay.keysym_to_keycode(self._keysym),
- )
- class LowThrowAction(EngineAction):
- _THROW_KEYSYM = Xlib.XK.XK_Delete # pylint: no-member
- def execute_on_window(
- self,
- overlay: "rescriptoon.Overlay",
- xkeyevent: _XKEYEVENT_TYPE,
- engine_window: "Xlib.display.Window",
- ):
- if isinstance(xkeyevent, Xlib.protocol.event.KeyRelease):
- return
- keycode = overlay.xdisplay.keysym_to_keycode(self._THROW_KEYSYM)
- _send_rewritten_xkeyevent(
- event_template=xkeyevent,
- window=engine_window,
- keycode=keycode,
- event_type=Xlib.protocol.event.KeyPress,
- )
- time.sleep(random.uniform(0.04, 0.08))
- _send_rewritten_xkeyevent(
- event_template=xkeyevent,
- window=engine_window,
- keycode=keycode,
- event_type=Xlib.protocol.event.KeyRelease,
- )
- class ToggleOverlayAction:
- def execute(self, overlay: "rescriptoon.Overlay", xkeyevent: "Xlib.display.Window"):
- if isinstance(xkeyevent, Xlib.protocol.event.KeyPress):
- overlay.toggle()
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