resizable window; refresh rate lowered to 50Hz instead of highest possible to avoid railing a CPU core

src/editor_render.rs

@@ -8,8 +8,8 @@ use std::{fs::File, path::Path, io::Read};
 use sdl2::rect::Point;
 
 pub struct GlyphMetrics {
-    width:  usize,
-    height: usize,
+    pub width:  usize,
+    pub height: usize,
 }
 
 impl GlyphMetrics {

src/main.rs

@@ -1,7 +1,7 @@
 extern crate sdl2;
 
 use clipboard::{ClipboardProvider, ClipboardContext};
-use sdl2::event::Event;
+use sdl2::event::{Event, WindowEvent};
 use sdl2::keyboard::Keycode;
 use sdl2::pixels::Color;
 use sdl2::rect::Point;
@@ -27,6 +27,7 @@ pub fn main() -> Result<(), String> {
     let window = video_subsys
         .window("Rude", SCREEN_WIDTH, SCREEN_HEIGHT)
         .position_centered()
+        .resizable()
         .opengl()
         .build()
         .map_err(|e| e.to_string())?;
@@ -77,6 +78,11 @@ pub fn main() -> Result<(), String> {
         // TODO: Make this completely user-configurable instead of hardcoded
         for event in sdl_context.event_pump()?.poll_iter() {
             match event {
+                Event::Window { win_event, .. } => {
+                    if let WindowEvent::Resized(_w, _h) = win_event {
+                        draw_text(&buffer, cursor_position)?
+                    }
+                }
                 // ESC or SIGKILL
                 Event::KeyDown { keycode: Some(Keycode::Escape), .. } |
                 Event::Quit { .. } => break 'mainloop,
@@ -234,6 +240,8 @@ pub fn main() -> Result<(), String> {
                 _ => {}
             }
         }
+
+        ::std::thread::sleep(std::time::Duration::new(0, 50_000_000));
     }
     format!("{selection_anchor:?}");
     println!("{buffer}");