Moved autofocus plugin to its own module

openflexure_microscope/plugins/default/autofocus/api.py

@@ -0,0 +1,26 @@
+import numpy as np
+
+from openflexure_microscope.api.v1.views import MicroscopeViewPlugin
+from openflexure_microscope.api.utilities import JsonPayload
+
+from flask import request, Response, escape, jsonify
+
+import logging
+
+class MeasureSharpnessAPI(MicroscopeViewPlugin):
+    def post(self):
+        payload = JsonPayload(request)
+        return jsonify({'sharpness': self.plugin.measure_sharpness()})
+
+class AutofocusAPI(MicroscopeViewPlugin):
+    def post(self):
+        payload = JsonPayload(request)
+        
+        # Figure out the range of z values to use
+        dz = payload.param("dz", default=np.linspace(-300,300,7), convert=np.array)
+
+        print("Running autofocus...")
+        task = self.microscope.task.start(self.plugin.autofocus, dz)
+
+        # return a handle on the autofocus task
+        return jsonify(task.state, 202)