From 40135f81b596a10495096234383a24819dd81f55 Mon Sep 17 00:00:00 2001
From: gennyble <gen@nyble.dev>
Date: Tue, 14 Oct 2025 15:41:03 -0500
Subject: draw vertical divisions

---
 src/griph/mod.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/griph/mod.rs b/src/griph/mod.rs
index 377ad90..09879f3 100644
--- a/src/griph/mod.rs
+++ b/src/griph/mod.rs
@@ -123,6 +123,15 @@ fn draw_grid(raster: &mut [u8]) {
 			raster[y_val * WIDTH + x] = grid;
 		}
 	}
+
+	// Draw vertical divisions every 30 pixels (minutes)
+	for div in 1..=8 {
+		let x_val = WIDTH - (div * 30);
+
+		for y in 0..HEIGHT {
+			raster[y * WIDTH + x_val] = GRIDLINE;
+		}
+	}
 }
 
 fn draw_line(raster: &mut [u8], values: &[Option<usize>], vpp: f32, colour: u8) {
-- 
cgit 1.4.1-3-g733a5