don't consider refresh areas for hidden groups or tilegrids

Author: FoamyGuy

shared-module/displayio/Group.c

@@ -438,32 +438,36 @@ void displayio_group_finish_refresh(displayio_group_t *self) {
 }
 
 displayio_area_t *displayio_group_get_refresh_areas(displayio_group_t *self, displayio_area_t *tail) {
-    if (self->item_removed) {
-        self->dirty_area.next = tail;
-        tail = &self->dirty_area;
-    }
-
-    for (int32_t i = self->members->len - 1; i >= 0; i--) {
-        mp_obj_t layer;
-        #if CIRCUITPY_VECTORIO
-        const vectorio_draw_protocol_t *draw_protocol = mp_proto_get(MP_QSTR_protocol_draw, self->members->items[i]);
-        if (draw_protocol != NULL) {
-            layer = draw_protocol->draw_get_protocol_self(self->members->items[i]);
-            tail = draw_protocol->draw_protocol_impl->draw_get_refresh_areas(layer, tail);
-            continue;
+    if (! self->hidden){
+        if (self->item_removed) {
+            self->dirty_area.next = tail;
+            tail = &self->dirty_area;
         }
-        #endif
-        layer = mp_obj_cast_to_native_base(
-            self->members->items[i], &displayio_tilegrid_type);
-        if (layer != MP_OBJ_NULL) {
-            tail = displayio_tilegrid_get_refresh_areas(layer, tail);
-            continue;
-        }
-        layer = mp_obj_cast_to_native_base(
-            self->members->items[i], &displayio_group_type);
-        if (layer != MP_OBJ_NULL) {
-            tail = displayio_group_get_refresh_areas(layer, tail);
-            continue;
+
+        for (int32_t i = self->members->len - 1; i >= 0; i--) {
+            mp_obj_t layer;
+            #if CIRCUITPY_VECTORIO
+            const vectorio_draw_protocol_t *draw_protocol = mp_proto_get(MP_QSTR_protocol_draw, self->members->items[i]);
+            if (draw_protocol != NULL) {
+                layer = draw_protocol->draw_get_protocol_self(self->members->items[i]);
+                tail = draw_protocol->draw_protocol_impl->draw_get_refresh_areas(layer, tail);
+                continue;
+            }
+            #endif
+            layer = mp_obj_cast_to_native_base(
+                    self->members->items[i], &displayio_tilegrid_type);
+            if (layer != MP_OBJ_NULL) {
+                if (!common_hal_displayio_tilegrid_get_hidden(layer)){
+                    tail = displayio_tilegrid_get_refresh_areas(layer, tail);
+                }
+                continue;
+            }
+            layer = mp_obj_cast_to_native_base(
+                    self->members->items[i], &displayio_group_type);
+            if (layer != MP_OBJ_NULL) {
+                tail = displayio_group_get_refresh_areas(layer, tail);
+                continue;
+            }
         }
     }