rects

src/doodles/doodles.py

@@ -372,3 +372,51 @@ class Circle(Doodle):
         super().random()
         # constrain to 10-100
         return self.radius(random.random()*90 + 10)
+
+
+class Rectangle(Doodle):
+    def __init__(self, parent=None):
+        """
+        For compatibility with circle, the rectangle is centered at pos
+        and expands out width/2, height/2 in each cardinal direction.
+        """
+        super().__init__(parent)
+        self._width = 100
+        self._height = 100
+
+    def __repr__(self):
+        return f"Rect(pos={self.pos_vec}, width={self._width}, height={self._height}, parent={self._parent})"
+
+    def draw(self, screen):
+        rect = pygame.Rect(
+            self.x - self._width/2,
+            self.y - self._height/2,
+            self._width,
+            self._height,
+        )
+        pygame.draw.rect(screen, self._color, rect)
+
+    def width(self, w: float) -> "Doodle":
+        """
+        A setter for the width
+        """
+        self._width = w
+        return self
+
+    def height(self, h: float) -> "Doodle":
+        """
+        A setter for the height
+        """
+        self._height = h
+        return self
+
+    def grow(self, dw: float, dh: float):
+        """
+        Modify radius by an amount. (Negative to shrink.)
+        """
+        return self.width(self._w + dw).height(self._h + dh)
+
+    def random(self, upper=100) -> "Doodle":
+        super().random()
+        # constrain to 10-100
+        return self.width(random.random()*upper + 10).height(random.random()*upper + 10)

src/doodles/examples/rects.py

@@ -0,0 +1,5 @@
+from doodles.doodles import Group, Rectangle, Color
+
+for _ in range(100):
+    r = Rectangle().random(250)
+