56 lines
2.4 KiB
Python
56 lines
2.4 KiB
Python
'''
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Copyright (C) 2023 CG Cookie
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https://github.com/CGCookie/retopoflow
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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'''
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import bpy
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from ..common.debug import debugger
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from ..common.fsm import FSM
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from ..common.timerhandler import TimerHandler
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class CookieCutter_FSM:
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def _cc_fsm_init(self):
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self.fsm = FSM(self, start='main')
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self.fsm.add_exception_callback(lambda e: self._handle_exception(e, 'handle exception caught by FSM'))
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# def callback(e): self._handle_exception(e, 'handle exception caught by FSM')
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# self.fsm.add_exception_callback(callback)
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def _cc_fsm_update(self):
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self.fsm.update()
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def _cc_fsm_force_event(self):
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# add some NOP event to event queue to force modal operator to be called again right away
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# # warp cursor to same spot
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# # DOES NOT WORK: (event.mouse_x, event.mouse_y) might be incorrect!!!
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# self.context.window.cursor_warp(self.event.mouse_x, self.event.mouse_y)
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# # simulate an event
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# # DOES NOT WORK: only works with `--enable-event-simulate`, but then Blender cannot accept any input!!!
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# self.context.window.event_simulate(type='NONE', value='NOTHING')
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# # register a short-lived timer (only returns `None`)
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# # DOES NOT WORK: these timers do NOT cause modal operator to be called for some reason :(
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# bpy.app.timers.register(lambda:None, first_interval=0.01)
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# create a short-lived WindowManager timer
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# self.actions might not yet be created!
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if not hasattr(self, '_cc_force_event_handler'):
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self._cc_force_event_handler = TimerHandler(120, context=self.context, enabled=False)
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self._cc_force_event_handler.start()
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def _cc_fsm_stop_force_event(self):
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if hasattr(self, '_cc_force_event_handler'):
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self._cc_force_event_handler.stop()
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