X-Git-Url: https://git.ctpug.org.za/?a=blobdiff_plain;f=naja%2Fresources%2Fmutators.py;h=382e7c77555edaf0f60e633dab9042c2aa584173;hb=a0657c281733cdca517e046af77b0288677a88e4;hp=2a730de5663a3fb39b71e0ea354f02d364781347;hpb=acfcd6aadbcc6c4ba91b4071fc70cb23a460987c;p=naja.git

diff --git a/naja/resources/mutators.py b/naja/resources/mutators.py
index 2a730de..382e7c7 100644
--- a/naja/resources/mutators.py
+++ b/naja/resources/mutators.py
@@ -1,6 +1,8 @@
 '''Mutations to apply to images'''
 
-from pygame.transform import rotate, flip
+from pygame.transform import flip, rotate, scale
+
+from naja.constants import EIGHT_BIT_SCALE
 
 
 class Mutator(object):
@@ -27,6 +29,15 @@ def rotator(angle):
     return Mutator(rotate, angle)
 
 
+def scaler(size):
+    return Mutator(scale, size)
+
+
+def scale_multiplier(image, factor):
+    size = image.get_width() * factor, image.get_height() * factor
+    return scale(image, size)
+
+
 # Identity mutator
 NULL = Mutator(lambda x: x)
 
@@ -37,3 +48,5 @@ R270 = rotator(-90)
 
 FLIP_H = Mutator(flip, True, False)
 FLIP_V = Mutator(flip, False, True)
+
+EIGHT_BIT = Mutator(scale_multiplier, EIGHT_BIT_SCALE)