47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
# LEDD Project
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# Copyright (C) 2015 LEDD Team
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#
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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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#
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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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#
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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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from spectra import Color
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from ledd.effects.baseeffect import BaseEffect
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class GeneratorEffect(BaseEffect):
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"""
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This is a base class for simple effects.
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It should yield a new color on each execution.
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"""
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def __init__(self):
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"""
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Do not override, use setup instead.
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"""
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self.generator = self.execute()
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def setup(self):
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pass
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def execute_internal(self):
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c = next(self.generator)
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assert isinstance(c, Color)
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return c
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def execute(self):
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pass
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def tear_down(self):
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pass
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