diff --git a/masque/shapes/arc.py b/masque/shapes/arc.py
index 74f0ec0..c468564 100644
--- a/masque/shapes/arc.py
+++ b/masque/shapes/arc.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import List, Tuple
 import math
 import numpy
 from numpy import pi
@@ -141,19 +141,21 @@ class Arc(Shape):
                  radii: vector2,
                  angles: vector2,
                  width: float,
-                 rotation: float=0,
                  poly_num_points: int=DEFAULT_POLY_NUM_POINTS,
                  poly_max_arclen: float=None,
                  offset: vector2=(0.0, 0.0),
+                 rotation: float=0,
+                 mirrored: Tuple[bool] = (False, False),
                  layer: int=0,
                  dose: float=1.0):
-        self.offset = offset
-        self.layer = layer
-        self.dose = dose
         self.radii = radii
         self.angles = angles
         self.width = width
+        self.offset = offset
         self.rotation = rotation
+        [self.mirror(a) for a, do in enumerate(mirrored) if do]
+        self.layer = layer
+        self.dose = dose
         self.poly_num_points = poly_num_points
         self.poly_max_arclen = poly_max_arclen
 
@@ -201,8 +203,7 @@ class Arc(Shape):
         ys = numpy.hstack((ys1, ys2))
         xys = numpy.vstack((xs, ys)).T
 
-        poly = Polygon(xys, dose=self.dose, layer=self.layer, offset=self.offset)
-        poly.rotate(self.rotation)
+        poly = Polygon(xys, dose=self.dose, layer=self.layer, offset=self.offset, rotation=self.rotation)
         return [poly]
 
     def get_bounds(self) -> numpy.ndarray:
diff --git a/masque/shapes/ellipse.py b/masque/shapes/ellipse.py
index 6b7317f..724c11d 100644
--- a/masque/shapes/ellipse.py
+++ b/masque/shapes/ellipse.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import List, Tuple
 import math
 import numpy
 from numpy import pi
@@ -82,17 +82,19 @@ class Ellipse(Shape):
 
     def __init__(self,
                  radii: vector2,
-                 rotation: float=0,
                  poly_num_points: int=DEFAULT_POLY_NUM_POINTS,
                  poly_max_arclen: float=None,
                  offset: vector2=(0.0, 0.0),
+                 rotation: float=0,
+                 mirrored: Tuple[bool] = (False, False),
                  layer: int=0,
                  dose: float=1.0):
+        self.radii = radii
         self.offset = offset
+        self.rotation = rotation
+        [self.mirror(a) for a, do in enumerate(mirrored) if do]
         self.layer = layer
         self.dose = dose
-        self.radii = radii
-        self.rotation = rotation
         self.poly_num_points = poly_num_points
         self.poly_max_arclen = poly_max_arclen
 
@@ -129,8 +131,7 @@ class Ellipse(Shape):
         ys = r1 * sin_th
         xys = numpy.vstack((xs, ys)).T
 
-        poly = Polygon(xys, dose=self.dose, layer=self.layer, offset=self.offset)
-        poly.rotate(self.rotation)
+        poly = Polygon(xys, dose=self.dose, layer=self.layer, offset=self.offset, rotation=self.rotation)
         return [poly]
 
     def get_bounds(self) -> numpy.ndarray:
diff --git a/masque/shapes/polygon.py b/masque/shapes/polygon.py
index a0b214b..0f97e89 100644
--- a/masque/shapes/polygon.py
+++ b/masque/shapes/polygon.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import List, Tuple
 import copy
 import numpy
 from numpy import pi
@@ -71,12 +71,17 @@ class Polygon(Shape):
     def __init__(self,
                  vertices: numpy.ndarray,
                  offset: vector2=(0.0, 0.0),
+                 rotation: float=0.0,
+                 mirrored: Tuple[bool] = (False, False),
                  layer: int=0,
-                 dose: float=1.0):
-        self.offset = offset
+                 dose: float=1.0,
+                 ):
         self.layer = layer
         self.dose = dose
         self.vertices = vertices
+        self.offset = offset
+        self.rotate(rotation)
+        [self.mirror(a) for a, do in enumerate(mirrored) if do]
 
     @staticmethod
     def square(side_length: float,
diff --git a/masque/shapes/text.py b/masque/shapes/text.py
index 64b7468..167e2c2 100644
--- a/masque/shapes/text.py
+++ b/masque/shapes/text.py
@@ -61,15 +61,15 @@ class Text(Shape):
     def mirrored(self, val: List[bool]):
         if is_scalar(val):
             raise PatternError('Mirrored must be a 2-element list of booleans')
-        self._mirrored = val
+        self._mirrored = list(val)
 
     def __init__(self,
                  string: str,
                  height: float,
                  font_path: str,
-                 mirrored: List[bool]=None,
-                 rotation: float=0.0,
                  offset: vector2=(0.0, 0.0),
+                 rotation: float=0.0,
+                 mirrored: Tuple[bool]=(False, False),
                  layer: int=0,
                  dose: float=1.0):
         self.offset = offset
@@ -79,8 +79,6 @@ class Text(Shape):
         self.height = height
         self.rotation = rotation
         self.font_path = font_path
-        if mirrored is None:
-            mirrored = [False, False]
         self.mirrored = mirrored
 
     def to_polygons(self,