Source code for pychron.hardware.actuators.actuator

# ===============================================================================
# Copyright 2011 Jake Ross
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ===============================================================================


# ============= enthought library imports =======================
# from traits.api import HasTraits, on_trait_change, Str, Int, Float, Button
# from traitsui.api import View, Item, Group, HGroup, VGroup

# ============= standard library imports ========================

# ============= local library imports  ==========================
# from agilent_gp_actuator import AgilentGPActuator
# from pychron.hardware.arduino.arduino_gp_actuator import ArduinoGPActuator
# from argus_gp_actuator import ArgusGPActuator

from __future__ import absolute_import
import time

from pychron.hardware.core.abstract_device import AbstractDevice


PACKAGES = dict(AgilentGPActuator='pychron.hardware.agilent.agilent_gp_actuator',
                ArduinoGPActuator='pychron.hardware.arduino.arduino_gp_actuator',
                QtegraGPActuator='pychron.hardware.actuators.qtegra_gp_actuator',
                PychronGPActuator='pychron.hardware.actuators.pychron_gp_actuator',
                NGXGPActuator='pychron.hardware.actuators.ngx_gp_actuator',
                NMGRLFurnaceActuator='pychron.hardware.actuators.nmgrl_furnace_actuator',
                DummyGPActuator='pychron.hardware.actuators.dummy_gp_actuator',
                RPiGPIO='pychron.hardware.rpi_gpio')


class Actuator(AbstractDevice):
    """
    """
    _type = None

    def load_additional_args(self, config):
        """

        """
        # self._cdevice=None
        # if config.has_option('General','subsystem'):
        #            # if a subsystem is specified than the physical actuator is part of a larger
        #            # subsystem. ex One arduino can have a actuator subsystem and a data logging system
        #            #if a subsystem is specified dont want to create our on instance of a GPActuator
        #            pass

        klass = name = self.config_get(config, 'General', 'type')

        if 'qtegra' in klass.lower():
            klass = 'QtegraGPActuator'

        self._type = klass
        if klass is not None:
            if 'subsystem' in klass:
                pass
            else:
                factory = self.get_factory(PACKAGES[klass], klass)
                self.debug('constructing cdevice: name={}, klass={}'.format(name, klass))
                self._cdevice = factory(name=name,
                                        application=self.application,
                                        configuration_dir_name=self.configuration_dir_name)
                return True

    def open_channel(self, *args, **kw):
        """

        """

        if self._cdevice is not None:

            r = self._cdevice.open_channel(*args, **kw)
            if self.simulation:
                time.sleep(0.005)
            return r
        else:
            return True

    def close_channel(self, *args, **kw):
        """

        """
        if self._cdevice is not None:
            r = self._cdevice.close_channel(*args, **kw)
            if self.simulation:
                time.sleep(0.005)
            return r
        else:
            return True

    def get_channel_state(self, *args, **kw):
        """

        """

        if self._cdevice is not None:
            r = self._cdevice.get_channel_state(*args, **kw)
            if self.simulation:
                time.sleep(0.005)
            return r

# ============= EOF ====================================