162 lines
3.5 KiB
Python
162 lines
3.5 KiB
Python
# ##########################################################
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# FlatCAM: 2D Post-processing for Manufacturing #
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# http://flatcam.org #
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# File Author: Matthieu Berthomé #
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# Date: 5/26/2017 #
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# MIT Licence #
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# ##########################################################
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from importlib.machinery import SourceFileLoader
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import os
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from abc import ABCMeta, abstractmethod
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import math
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# module-root dictionary of preprocessors
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import logging
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log = logging.getLogger('base')
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preprocessors = {}
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class ABCPreProcRegister(ABCMeta):
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# handles preprocessors registration on instantiation
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def __new__(cls, clsname, bases, attrs):
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newclass = super(ABCPreProcRegister, cls).__new__(cls, clsname, bases, attrs)
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if object not in bases:
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if newclass.__name__ in preprocessors:
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log.warning('Preprocessor %s has been overriden' % newclass.__name__)
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preprocessors[newclass.__name__] = newclass() # here is your register function
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return newclass
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class PreProc(object, metaclass=ABCPreProcRegister):
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@abstractmethod
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def start_code(self, p):
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pass
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@abstractmethod
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def lift_code(self, p):
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pass
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@abstractmethod
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def down_code(self, p):
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pass
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@abstractmethod
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def toolchange_code(self, p):
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pass
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@abstractmethod
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def up_to_zero_code(self, p):
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pass
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@abstractmethod
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def rapid_code(self, p):
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pass
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@abstractmethod
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def linear_code(self, p):
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pass
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@abstractmethod
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def end_code(self, p):
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pass
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@abstractmethod
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def feedrate_code(self, p):
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pass
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@abstractmethod
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def spindle_code(self, p):
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pass
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@abstractmethod
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def spindle_stop_code(self, p):
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pass
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class AppPreProcTools(object, metaclass=ABCPreProcRegister):
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@abstractmethod
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def start_code(self, p):
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pass
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@abstractmethod
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def lift_code(self, p):
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pass
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@abstractmethod
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def down_z_start_code(self, p):
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pass
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@abstractmethod
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def lift_z_dispense_code(self, p):
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pass
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@abstractmethod
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def down_z_stop_code(self, p):
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pass
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@abstractmethod
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def toolchange_code(self, p):
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pass
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@abstractmethod
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def rapid_code(self, p):
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pass
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@abstractmethod
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def linear_code(self, p):
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pass
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@abstractmethod
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def end_code(self, p):
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pass
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@abstractmethod
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def feedrate_xy_code(self, p):
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pass
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@abstractmethod
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def z_feedrate_code(self, p):
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pass
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@abstractmethod
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def feedrate_z_dispense_code(self, p):
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pass
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@abstractmethod
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def spindle_fwd_code(self, p):
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pass
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@abstractmethod
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def spindle_rev_code(self, p):
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pass
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@abstractmethod
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def spindle_off_code(self, p):
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pass
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@abstractmethod
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def dwell_fwd_code(self, p):
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pass
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@abstractmethod
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def dwell_rev_code(self, p):
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pass
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def load_preprocessors(app):
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preprocessors_path_search = [
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os.path.join(app.data_path, 'preprocessors', '*.py'),
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os.path.join('preprocessors', '*.py')
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]
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import glob
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for path_search in preprocessors_path_search:
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for file in glob.glob(path_search):
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try:
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SourceFileLoader('FlatCAMPostProcessor', file).load_module()
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except Exception as e:
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app.log.error(str(e))
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return preprocessors
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