basic support for adding guides

1 files changed, 18 insertions, 4 deletions

diff --git a/src/guide.rs b/src/guide.rs
index 006566e..85d0594 100644
--- a/src/guide.rs
+++ b/src/guide.rs
@@ -1,7 +1,21 @@
-use crate::bitmap::Axis;
+use crate::{
+    bitmap::Axis,
+    lisp::{expr::LispExpr, number::LispNumber},
+};
 
-#[derive(Debug)]
+use std::convert::Into;
+
+#[derive(Debug, Hash, PartialEq, Eq, Copy, Clone)]
 pub struct Guide {
-    axis: Axis,
-    offset: u32,
+    pub axis: Axis,
+    pub offset: u32,
+}
+
+impl Into<LispExpr> for Guide {
+    fn into(self) -> LispExpr {
+        LispExpr::List(vec![
+            self.axis.into(),
+            LispExpr::Number(LispNumber::Integer(self.offset as i64)),
+        ])
+    }
 }