First commit

src/hexadecimal.rs

@@ -0,0 +1,45 @@
+use ratatui::{
+    buffer::Buffer,
+    layout::Rect,
+    style::Stylize,
+    symbols::border,
+    text::{Line, Text},
+    widgets::{Block, Paragraph, Widget},
+};
+
+use crate::binary_repr::BinaryRepr;
+
+#[derive(Debug, Default)]
+pub struct Hexadecimal {
+    repr: BinaryRepr,
+}
+
+impl Hexadecimal {
+    pub fn update(&mut self, input: &BinaryRepr) {
+        self.repr = input.clone();
+    }
+}
+
+impl Widget for &Hexadecimal {
+    fn render(self, area: Rect, buf: &mut Buffer) {
+        let mut out = Line::from("0x".to_owned().gray());
+        let binding = self.repr.to_hex();
+        let mut txt = binding.as_str();
+        let mut color = false;
+        for _ in 0..txt.len().div_ceil(2) {
+            if color {
+                out += txt[0..2.min(txt.len())].cyan();
+            } else {
+                out += txt[0..2.min(txt.len())].red();
+            }
+            txt = &txt[2.min(txt.len())..];
+            color = !color;
+        }
+
+        let input_block = Block::bordered()
+            .title(Line::from("hexadecimal".bold()))
+            .border_set(border::PLAIN);
+
+        Paragraph::new(out).block(input_block).render(area, buf);
+    }
+}