remove the bevy based turtle and rename turtle-lib-macroquad to turtle-lib

turtle-lib/src/general/length.rs

@@ -0,0 +1,24 @@
+//! Length type for distance measurements
+
+use super::Precision;
+
+#[derive(Default, Copy, Clone, Debug, PartialEq)]
+pub struct Length(pub Precision);
+
+impl From<i16> for Length {
+    fn from(i: i16) -> Self {
+        Self(Precision::from(i))
+    }
+}
+
+impl From<f32> for Length {
+    fn from(f: f32) -> Self {
+        Self(f)
+    }
+}
+
+impl From<i32> for Length {
+    fn from(i: i32) -> Self {
+        Self(i as Precision)
+    }
+}