Keyrelease

src/app.rs

@@ -41,9 +41,9 @@ impl App {
     pub fn i(&self) -> usize {
         self.i
     }
-    pub fn render_universe(&self) {
-        println!("{}", self.universe);
-    }
+    // pub fn render_universe(&self) {
+    //     println!("{}", self.universe);
+    // }
     pub fn wh(&self) -> u16 {
         self.wh
     }

src/lib.rs

@@ -1,3 +1,5 @@
+use ratatui::{style::Color, widgets::canvas::Shape};
+
 use crate::shapes::HandleError;
 use std::{fmt, time::Duration};
 
@@ -182,15 +184,31 @@ impl Universe {
     }
 }
 
-impl fmt::Display for Universe {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        for line in self.cells.as_slice().chunks(self.width as usize) {
-            for &cell in line {
-                let symbol = if cell == Cell::Dead { ' ' } else { '◼' }; // ◻
-                write!(f, "{symbol} ")?;
+impl Shape for Universe {
+    fn draw(&self, painter: &mut ratatui::widgets::canvas::Painter) {
+        for y in 0..self.height {
+            for x in 0..self.width {
+                match self.cells.get(self.get_index(x, y)).unwrap() {
+                    Cell::Alive => painter.paint(y.into(), x.into(), Color::White),
+                    Cell::Dead => continue,
+                }
             }
-            writeln!(f)?;
         }
-        Ok(())
     }
 }
+
+// impl fmt::Display for Universe {
+//     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+//         writeln!(f, "╭{}╮\r", "─".repeat(self.width as usize * 2))?;
+//         for line in self.cells.as_slice().chunks(self.width as usize) {
+//             write!(f, "│")?;
+//             for &cell in line {
+//                 let symbol = if cell == Cell::Dead { ' ' } else { '◼' }; // ◻
+//                 write!(f, "{symbol} ")?;
+//             }
+//             writeln!(f, "│\r")?;
+//         }
+//         writeln!(f, "╰{}╯\r", "─".repeat(self.width as usize * 2))?;
+//         Ok(())
+//     }
+// }

src/main.rs

@@ -31,7 +31,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
 
     // create app and run it with width and height from terminal size
     let wh = size()?;
-    let mut app = App::new(wh.1 - 4);
+    let mut app = App::new((wh.1 + 10) * 3);
 
     let res = run_app(&mut terminal, &mut app);
 
@@ -52,7 +52,7 @@ fn run_app<B: Backend>(terminal: &mut Terminal<B>, app: &mut App) -> io::Result<
 
     loop {
         let wh = size()?;
-        app.set_wh(wh.1 + 1 - 5);
+        app.set_wh((wh.1 + 10) * 3);
 
         terminal.draw(|f| ui::ui(f, app))?;
 
@@ -92,7 +92,7 @@ fn run_app<B: Backend>(terminal: &mut Terminal<B>, app: &mut App) -> io::Result<
             } else {
                 // resize and restart
                 let wh = size()?;
-                app.set_wh(wh.1 + 1 - 5);
+                app.set_wh((wh.1 + 10) * 3);
                 app.restart();
             }
         } else {

src/ui.rs

@@ -3,7 +3,7 @@ use ratatui::{
     layout::{Constraint, Direction, Layout, Rect},
     style::{Color, Style},
     text::{Line, Span},
-    widgets::{Block, BorderType, Borders, Paragraph},
+    widgets::{canvas::Canvas, Block, BorderType, Borders, Paragraph},
     Frame,
 };
 
@@ -28,17 +28,25 @@ pub fn ui(f: &mut Frame, app: &App) {
         .borders(Borders::ALL)
         .border_type(BorderType::Rounded)
         .title("Conway's Game of Life");
-    let universe = Paragraph::new(app.universe.to_string()).block(cgol);
+    // let universe = Paragraph::new(app.universe.to_string()).block(cgol);
+    // let universe = Canvas::new().block(cgol);
+    let universe = Canvas::default()
+        // .x_bounds([0., main_chunks[0].height as f64 * 2. - 4.])
+        // .y_bounds([0., main_chunks[0].height as f64 * 2. - 4.])
+        .paint(|ctx| ctx.draw(&app.universe))
+        .block(cgol);
 
-    f.render_widget(
-        universe,
-        Rect::new(
-            0,
-            0,
-            main_chunks[0].height * 2 - 4,
-            main_chunks[0].height - 1,
-        ),
-    );
+    f.render_widget(universe, main_chunks[0]);
+
+    // f.render_widget(
+    //     universe,
+    //     Rect::new(
+    //         0,
+    //         0,
+    //         main_chunks[0].height * 2 - 4,
+    //         main_chunks[0].height - 1,
+    //     ),
+    // );
 
     let footer = Layout::default()
         .direction(Direction::Horizontal)