fastplotlib
diff --git a/‎fastplotlib/graphics/image.py
Copy file name to clipboardExpand all lines: fastplotlib/graphics/image.py
+2-2Lines changed: 2 additions & 2 deletions b/‎fastplotlib/graphics/image.py
Copy file name to clipboardExpand all lines: fastplotlib/graphics/image.py
+2-2Lines changed: 2 additions & 2 deletions
diff --git a/‎fastplotlib/graphics/line.py
Copy file name to clipboardExpand all lines: fastplotlib/graphics/line.py
+2-2Lines changed: 2 additions & 2 deletions b/‎fastplotlib/graphics/line.py
Copy file name to clipboardExpand all lines: fastplotlib/graphics/line.py
+2-2Lines changed: 2 additions & 2 deletions
@@ -280,11 +280,11 @@ def add_linear_selector(
         if axis == "x":
             size = self._data.value.shape[0]
             center = size / 2
-            limits = (0, self._data.value.shape[1])
+            limits = (0, self._data.value.shape[1] - 1)
         elif axis == "y":
             size = self._data.value.shape[1]
             center = size / 2
-            limits = (0, self._data.value.shape[0])
+            limits = (0, self._data.value.shape[0] - 1)
         else:
             raise ValueError("`axis` must be one of 'x' | 'y'")
 
 
@@ -295,9 +295,9 @@ def _get_linear_selector_init_args(
         limits = axis_vals[0], axis_vals[-1]
 
         # width or height of selector
-        size = int(np.ptp(magn_vals) * 1.5 + padding)
+        size = np.ptp(magn_vals) * 1.5 + padding
 
         # center of selector along the other axis
-        center = np.nanmean(magn_vals)
+        center = np.ptp(magn_vals) / 2#np.nanmean(magn_vals)
 
         return bounds_init, limits, size, center