wip: draw phrase pool

crates/tek_core/src/space.rs

@@ -98,6 +98,10 @@ pub trait Area<N: Number>: Copy {
                 [self.x(), self.y(), self.w(), a],
                 [self.x(), self.y() + a, self.w(), self.h() - a],
             ),
+            Direction::Right => (
+                [self.x(), self.y(), a, self.h()],
+                [self.x() + a, self.y(), self.w() - a, self.h()],
+            ),
             _ => todo!(),
         }
     }
@@ -228,6 +232,16 @@ pub trait Layout<E: Engine>: Widget<Engine = E> + Sized {
     fn debug (self) -> DebugOverlay<E, Self> {
         DebugOverlay(self)
     }
+    fn split <W: Widget<Engine = E>> (
+        self, direction: Direction, amount: E::Unit, other: W
+    ) -> Split<E, Self, W> {
+        Split::new(direction, amount, self, other)
+    }
+    fn split_reverse <W: Widget<Engine = E>> (
+        self, direction: Direction, amount: E::Unit, other: W
+    ) -> Split<E, W, Self> {
+        Split::new(direction, amount, other, self)
+    }
 }
 
 impl<E: Engine, W: Widget<Engine = E>> Layout<E> for W {}
@@ -324,6 +338,22 @@ impl Direction {
     pub fn is_right (&self) -> bool {
         match self { Self::Right => true, _ => false }
     }
+    pub fn cw (&self) -> Self {
+        match self {
+            Self::Up    => Self::Right,
+            Self::Down  => Self::Left,
+            Self::Left  => Self::Up,
+            Self::Right => Self::Down,
+        }
+    }
+    pub fn ccw (&self) -> Self {
+        match self {
+            Self::Up    => Self::Left,
+            Self::Down  => Self::Right,
+            Self::Left  => Self::Down,
+            Self::Right => Self::Up,
+        }
+    }
 }
 
 /// Override X and Y coordinates, aligning to corner, side, or center of area