added label for cursor info

brick/interface/soma_validation.py

@@ -15,6 +15,7 @@ class soma_validation_window_t:
         "mip_4_display",
         "root",
         "canvas",
+        "cursor_nfo",
         "tk_image",
         "canvas_image",
     )
@@ -23,6 +24,7 @@ class soma_validation_window_t:
     mip_4_display: array_t
     root: tknt.Tk
     canvas: tknt.Canvas
+    cursor_nfo: tknt.Label
     tk_image: tk_image_t
     canvas_image: int
 
@@ -39,7 +41,10 @@ class soma_validation_window_t:
         tk_image = _TkImageFromNumpyArray(mip_4_display, root)
         canvas_image = canvas.create_image(0, 0, anchor="nw", image=tk_image)
         canvas.pack()
+        cursor_nfo = tknt.Label(root, text="")
+        cursor_nfo.pack()
 
+        canvas.bind("<Motion>", self._DisplayLabel)
         canvas.bind("<Button-1>", self._DeleteSoma)
 
         for field in self.__class__.__slots__:
@@ -50,6 +55,13 @@ class soma_validation_window_t:
         self.root.mainloop()
         # scikit-image.relabel(self.lmap)
 
+    def _DisplayLabel(self, event: tknt.EventType.Motion) -> None:
+        """"""
+        row = event.y
+        col = event.x
+        value = self.mip[row, col]
+        self.cursor_nfo.configure(text=f"Label:{value}@{row}x{col}")
+
     def _DeleteSoma(self, event: tknt.EventType.ButtonPress) -> None:
         """"""
         row = event.y
@@ -85,7 +97,7 @@ def _ColoredVersion(image: array_t) -> array_t:
     """"""
     max_label = nmpy.amax(image)
 
-    labels = tuple(range(1, max_label+1))
+    labels = tuple(range(1, max_label + 1))
     half_length = int(round(0.5 * max_label))
     shuffled_labels = labels[half_length:] + labels[:half_length]
     shuffled_image = nmpy.zeros_like(image)
@@ -99,7 +111,9 @@ def _ColoredVersion(image: array_t) -> array_t:
     return output.astype(nmpy.uint8)
 
 
-def _TkImageFromNumpyArray(array: array_t, parent: Union[tknt.Widget, tknt.Tk]) -> tk_image_t:
+def _TkImageFromNumpyArray(
+    array: array_t, parent: Union[tknt.Widget, tknt.Tk]
+) -> tk_image_t:
     """"""
     pil_image = image_t.fromarray(array)
     output = tk_image_t.PhotoImage(master=parent, image=pil_image)