Estimate move duraction added to each stage class

src/openflexure_microscope_server/things/stage/__init__.py

@@ -249,8 +249,9 @@ class BaseStage(lt.Thing):
 
     def _estimate_move_duration(self, displacement: Sequence[int]) -> float:
         """Calculate the expected duration of a move with the given displacement."""
-        max_displacement = max(abs(d) for d in displacement)
-        return max_displacement * 0.001  # This does not yet check the board's speed.
+        raise NotImplementedError(
+            "StageThings must define their own _estimate_move_duration"
+        )
 
     @lt.action
     def jog(self, stop: bool = False, **kwargs: int) -> None:

src/openflexure_microscope_server/things/stage/dummy.py

@@ -131,6 +131,12 @@ class DummyStage(BaseStage):
             self.moving = moving
         return moving
 
+    def _estimate_move_duration(self, displacement: Sequence[int]) -> float:
+        """Calculate the expected duration of a move with the given displacement."""
+        max_displacement = max(abs(d) for d in displacement)
+        # This does not yet check the board's speed.
+        return max_displacement * self.step_time
+
     def _hardware_move_relative(
         self,
         block_cancellation: bool = False,

src/openflexure_microscope_server/things/stage/sangaboard.py

@@ -137,6 +137,12 @@ class SangaboardThing(BaseStage):
                 self.moving = moving
             return moving
 
+    def _estimate_move_duration(self, displacement: Sequence[int]) -> float:
+        """Calculate the expected duration of a move with the given displacement."""
+        max_displacement = max(abs(d) for d in displacement)
+        # This does not yet check the board's speed.
+        return max_displacement * 0.001
+
     def _hardware_move_relative(
         self,
         block_cancellation: bool = False,