added DilSc

devices/dilsc.py

@@ -0,0 +1,67 @@
+""" DilSc prototype
+
+"""
+
+from slic.core.adjustable import Adjustable
+
+from slic.core.device import Device, SimpleDevice
+
+from frappy.client import SecopClient
+from frappy import states
+from frappy.datatypes import StatusType
+
+
+class DilSc(Device):
+    def __init__(self, **kwargs):
+
+        self.name = 'DilSc'
+        ID = self.name
+        super().__init__(ID, **kwargs)
+
+        self.dilsc = SecopClient('dilsc.psi.ch:5000')
+        self.dilsc.connect()
+
+        self.x = MagnetCoil("Magnet_X", self.dilsc, 'x', limit_low=-0.6, limit_high=0.6)
+        self.y = MagnetCoil("Magnet_Y", self.dilsc, 'y', limit_low=-0.6, limit_high=0.6)
+        self.z = MagnetCoil("Magnet_Z", self.dilsc, 'z', limit_low=-5.2, limit_high=5.2)
+
+
+
+class MagnetCoil(Adjustable):
+
+    def __init__(self, name, dilsc_connection, direction, limit_low=-0.0001, limit_high=0.0001):
+        # What's with name or ID?
+        
+        super().__init__(name, limit_low=-0.0001, limit_high=0.0001)
+        
+        self.direction = direction.lower()    
+
+        if self.direction not in ["x", "y", "z"]:
+            raise ValueError("Direction must be either x, y or z.")
+        
+        self.dilsc = dilsc_connection
+        
+        if not self.dilsc.online:
+            raise ConnectionError('No connection to dilsc.')
+
+
+    def get_current_value(self):
+        if self.dilsc.online:
+            return self.dilsc.getParameter(f'mf{self.direction}', 'value',)
+        else:
+            raise ConnectionError('No connection to dilsc.')
+        
+    
+    
+    def set_target_value(self, value):
+        if self.dilsc.online:
+            self.dilsc.setParameter(f'mf{self.direction}', 'target', value)
+        else:
+            raise ConnectionError('No connection to dilsc.')
+    
+    
+    def is_moving(self):
+        response = self.dilsc.getParameter(f'mf{self.direction}','status', trycache=False)
+        return response[0][0] > StatusType.PREPARED
+
+