# HG changeset patch
# User Jeremy Thurgood <firxen@gmail.com>
# Date 1378057998 -7200
# Node ID 8bf0459ebc56879acd860c021f19f831f53aeece
# Parent  a99ac95a294054b0f132b10f614234c3d2c1606a
Clean up a few things.

diff -r a99ac95a2940 -r 8bf0459ebc56 nagslang/protagonist.py
--- a/nagslang/protagonist.py	Sun Sep 01 19:31:39 2013 +0200
+++ b/nagslang/protagonist.py	Sun Sep 01 19:53:18 2013 +0200
@@ -1,4 +1,3 @@
-import pygame
 import pymunk
 import pymunk.pygame_util
 
@@ -29,25 +28,25 @@
         self.go_human()
 
     def _setup_physics(self, position):
-        self.body = pymunk.Body(10, 10000)
-        self.body.position = position
-        self.body.velocity_func = self.velocity_func
+        self._body = pymunk.Body(10, 10000)
+        self._body.position = position
+        self._body.velocity_func = self.velocity_func
 
-        self.shape = pymunk.Circle(self.body, 30)
+        self.shape = pymunk.Circle(self._body, 30)
         self.shape.elasticity = 1.0
         self.shape.friction = 10.0
 
+    def _get_image(self, name, *transforms):
+        return resources.get_image('creatures', name, transforms=transforms)
+
     def _setup_renderers(self):
         self._renderers = {
             self.HUMAN_FORM: FacingImageRenderer(
-                resources.get_image(
-                    'creatures', 'werewolf_1.png', transforms=(BLUE,)),
-                resources.get_image(
-                    'creatures', 'werewolf_1.png', transforms=(FLIP_H, BLUE))),
+                self._get_image('werewolf_1.png', BLUE),
+                self._get_image('werewolf_1.png', BLUE, FLIP_H)),
             self.WOLF_FORM: FacingImageRenderer(
-                resources.get_image('creatures', 'werewolf_1.png'),
-                resources.get_image(
-                    'creatures', 'werewolf_1.png', transforms=(FLIP_H,))),
+                self._get_image('werewolf_1.png'),
+                self._get_image('werewolf_1.png', FLIP_H)),
         }
 
     @classmethod
@@ -63,20 +62,18 @@
 
     def go_werewolf(self):
         self.form = self.WOLF_FORM
-        self.body.mass = 100
-        self.body.moment = 10000
-        self.body.velocity_limit = 1000
-        self.shape.color = pygame.color.THECOLORS['red']
+        self._body.mass = 100
+        self._body.moment = 10000
+        self._body.velocity_limit = 1000
         self.impulse_factor = 4000
         self.damping = 0.9
         self.renderer = self._renderers[self.form]
 
     def go_human(self):
         self.form = self.HUMAN_FORM
-        self.body.mass = 10
-        self.body.moment = 1000
-        self.body.velocity_limit = 1000
-        self.shape.color = pygame.color.THECOLORS['blue']
+        self._body.mass = 10
+        self._body.moment = 1000
+        self._body.velocity_limit = 1000
         self.impulse_factor = 500
         self.damping = 0.8
         self.renderer = self._renderers[self.form]
@@ -85,8 +82,8 @@
         if (dx, dy) == (0, 0):
             return
         vec = pymunk.Vec2d((dx, dy))
-        self.body.angle = vec.angle
-        self.body.apply_impulse(
+        self._body.angle = vec.angle
+        self._body.apply_impulse(
             (dx * self.impulse_factor, dy * self.impulse_factor))
 
     def toggle_form(self):