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from .. import Device
class AD_Camera(Device):
"""
Basic AreaDetector Camera Device
"""
attrs = ("Acquire", "AcquirePeriod", "AcquirePeriod_RBV",
"AcquireTime", "AcquireTime_RBV",
"ArrayCallbacks", "ArrayCallbacks_RBV",
"ArrayCounter", "ArrayCounter_RBV", "ArrayRate_RBV",
"ArraySizeX_RBV", "ArraySizeY_RBV", "ArraySize_RBV",
"BinX", "BinX_RBV", "BinY", "BinY_RBV",
"ColorMode", "ColorMode_RBV",
"DataType", "DataType_RBV", "DetectorState_RBV",
"Gain", "Gain_RBV", "ImageMode", "ImageMode_RBV",
"MaxSizeX_RBV", "MaxSizeY_RBV",
"MinX", "MinX_RBV", "MinY", "MinY_RBV",
"NumImages", "NumImagesCounter_RBV", "NumImages_RBV",
"SizeX", "SizeX_RBV", "SizeY", "SizeY_RBV",
"TimeRemaining_RBV",
"TriggerMode", "TriggerMode_RBV", "TriggerSoftware")
_nonpvs = ('_prefix', '_pvs', '_delim')
def __init__(self, prefix):
Device.__init__(self, prefix, delim='', mutable=False,
attrs=self.attrs)
def ensure_value(self, attr, value, wait=False):
"""ensures that an attribute with an associated _RBV value is
set to the specifed value
"""
rbv_attr = "%s_RBV" % attr
if rbv_attr not in self._pvs:
return self._pvs[attr].put(value, wait=wait)
if self._pvs[rbv_attr].get(as_string=True) != value:
self._pvs[attr].put(value, wait=wait)
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