trying to organize files and use declarations

1 files changed, 33 insertions, 0 deletions

diff --git a/src/attributes/page_direction.rs b/src/attributes/page_direction.rs
new file mode 100644
index 0000000..df501ba
--- /dev/null
+++ b/src/attributes/page_direction.rs
@@ -0,0 +1,33 @@
+use crate::dot::DotString;
+use std::borrow::Cow;
+
+/// These specify the 8 row or column major orders for traversing a rectangular array,
+/// the first character corresponding to the major order and the second to the minor order.
+/// Thus, for “BL”, the major order is from bottom to top, and the minor order is from left to right.
+/// This means the bottom row is traversed first, from left to right, then the next row up,
+/// from left to right, and so on, until the topmost row is traversed
+pub enum PageDirection {
+    BottomLeft,
+    BottomRight,
+    TopLeft,
+    TopRight,
+    RightBottom,
+    RightTop,
+    LeftBottom,
+    LeftTop,
+}
+
+impl<'a> DotString<'a> for PageDirection {
+    fn dot_string(&self) -> Cow<'a, str> {
+        match self {
+            PageDirection::BottomLeft => "BL".into(),
+            PageDirection::BottomRight => "BR".into(),
+            PageDirection::TopLeft => "TL".into(),
+            PageDirection::TopRight => "TR".into(),
+            PageDirection::RightBottom => "RB".into(),
+            PageDirection::RightTop => "RT".into(),
+            PageDirection::LeftBottom => "LB".into(),
+            PageDirection::LeftTop => "LT".into(),
+        }
+    }
+}