Encapsulate FocusedCell fields and add getters

src/app/states/skirmish_states/board.rs

@@ -83,8 +83,8 @@ impl BoardState {
             Offset::new(Some(self.horizontal_offset.get_value()), Some(h_max_offset));
 
         self.focused_cell = FocusedCell::new(
-            self.focused_cell.row,
+            self.focused_cell.get_row(),
-            self.focused_cell.col,
+            self.focused_cell.get_col(),
             self.map_height,
             self.map_width,
         );

src/app/states/skirmish_states/focused_cell.rs

@@ -1,9 +1,9 @@
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
 pub struct FocusedCell {
-    pub row: usize,
+    row: usize,
-    pub col: usize,
+    col: usize,
-    pub max_row: usize,
+    max_row: usize,
-    pub max_col: usize,
+    max_col: usize,
 }
 
 impl FocusedCell {
@@ -16,6 +16,14 @@ impl FocusedCell {
         }
     }
 
+    pub fn get_row(&self) -> usize {
+        self.row
+    }
+
+    pub fn get_col(&self) -> usize {
+        self.col
+    }
+
     pub fn move_up(&mut self) {
         self.row = self.row.saturating_sub(1).max(0);
     }