Use Outputs type in Navigable trait

src/navigation/outputs.rs

@@ -1,6 +1,12 @@
-use crate::display::{shared_bus::{DualPrimaryDisplay, DualSecondaryDisplay}, tertiary_lcd::TertiaryI2cLcd};
-
+use embedded_graphics::{
+    draw_target::DrawTarget as _,
+    pixelcolor::{Rgb565, RgbColor as _},
+};
 
+use crate::display::{
+    shared_bus::{DualPrimaryDisplay, DualSecondaryDisplay},
+    tertiary_lcd::TertiaryI2cLcd,
+};
 
 pub struct Outputs {
     pub primary_display: DualPrimaryDisplay<'static>,
@@ -9,4 +15,14 @@ pub struct Outputs {
     // pub secondary_display_3: DualSecondaryDisplay<'static>,
     pub tertiary_display: TertiaryI2cLcd<'static>,
     pub _led_a: (),
-}
+}
+
+impl Outputs {
+    pub fn clear_screens(&mut self) {
+        self.primary_display.clear(Rgb565::BLACK).unwrap();
+        self.secondary_display_1.clear().unwrap();
+        // self.secondary_display_2.clear().unwrap();
+        // self.secondary_display_3.clear().unwrap();
+        self.tertiary_display.clear().unwrap();
+    }
+}