feat: clear screen & redraw

New keymap key to clear the screen & redraw. Useful if gui shows any glitches

src/ui/redraw.rs

@@ -1,21 +1,40 @@
 use std::sync::atomic::{AtomicBool, Ordering};
 
 #[derive(Debug)]
-pub struct Rerender(AtomicBool);
+pub struct Rerender {
+    draw: AtomicBool,
+    clear: AtomicBool,
+}
 
 impl Rerender {
     pub const fn new() -> Self {
-        Self(AtomicBool::new(true))
+        Self {
+            draw: AtomicBool::new(true),
+            clear: AtomicBool::new(false),
+        }
     }
 
-    pub fn update(&self) {
-        self.0.store(true, Ordering::SeqCst);
+    pub fn update_draw(&self) {
+        self.draw.store(true, Ordering::SeqCst);
     }
 
-    /// Return the value of the self, and set to false
-    pub fn swap(&self) -> bool {
+    pub fn get_clear(&self) -> bool {
+        if self.clear.load(Ordering::SeqCst) {
+            self.clear.store(false, Ordering::SeqCst);
+            true
+        } else {
+            false
+        }
+    }
+
+    pub fn set_clear(&self) {
+        self.clear.store(true, Ordering::SeqCst);
+    }
+
+    /// Return the value of the draw, and set to false
+    pub fn swap_draw(&self) -> bool {
         match self
-            .0
+            .draw
             .compare_exchange(true, false, Ordering::SeqCst, Ordering::SeqCst)
         {
             Ok(previous_value) => previous_value,