platform: rewrite the platform-specific display creation traits into a new Board trait that also supports tasks

src/platform/mod.rs

@@ -4,9 +4,19 @@ pub mod embedded_graphics_lib;
 #[cfg(feature="smart-leds")]
 pub mod smart_leds_lib;
 
-use crate::render::{Surface, Output};
+pub mod esp32;
 
-pub trait DisplayInit {
+use esp_idf_svc::hal::prelude::Peripherals;
+
+use crate::render::{Output, Surfaces};
+use crate::task::Task;
+
+pub trait Board {
     type Output: Output;
-    fn new_display<S: Surface>() -> Self::Output;
-}
+    type Surfaces: Surfaces;
+
+    fn new(peripherals: Peripherals) -> Self;
+    fn output(&mut self) -> Self::Output;
+    fn surfaces(&mut self) -> Self::Surfaces;
+    fn system_tasks(&mut self) -> Vec<Box<dyn Task>>;
+}