cleaner code

[imago.git] / manual.py

diff --git a/manual.py b/manual.py
index 1d06035..a4e94f7 100644 (file)
--- a/manual.py
+++ b/manual.py
@@ -1,7 +1,7 @@
 """Manual grid selection module"""
 
 import pygame
-import Image, ImageDraw
+import ImageDraw
 from math import atan, sin, cos, pi, sqrt, acos, copysign
 
 class UserQuitError(Exception):
@@ -14,8 +14,8 @@ class Screen:
         pygame.display.set_caption("Imago manual mode")
         self._screen = pygame.display.get_surface()
 
-    def display_picture(self, im):
-        pg_img = pygame.image.frombuffer(im.tostring(), im.size, im.mode)
+    def display_picture(self, img):
+        pg_img = pygame.image.frombuffer(img.tostring(), img.size, img.mode)
         self._screen.blit(pg_img, (0,0))
         pygame.display.flip()
 
@@ -31,7 +31,7 @@ def find_lines(im_orig):
     hoshi = lambda c: draw.ellipse((c[0] - 1, c[1] - 1, c[0] + 1, c[1] + 1),
                  fill=(255, 64, 64))
     corners = []
-    color=(64, 64, 255)
+    color = (64, 64, 255)
     line_width = 1
     lines_r = []
 
@@ -65,8 +65,8 @@ def find_lines(im_orig):
                             for j in [3, 9, 15]:
                                 hoshi(intersection(line(l_vert[i][0], l_vert[i][1]),
                                                    line(l_hor[j][0], l_hor[j][1])))
-                        lines_r = [[l2ad(l[0], l[1], im.size) for l in l_vert], 
-                                   [l2ad(l[0], l[1], im.size) for l in l_hor]]
+                        lines_r = [[l2ad(l, im.size) for l in l_vert], 
+                                   [l2ad(l, im.size) for l in l_hor]]
 
         screen.display_picture(im)
         clock.tick(15)
@@ -94,8 +94,8 @@ def _lines(corners, n):
         c = intersection(line(x[0], corners[2]), line(corners[1], corners[3]))
         d = intersection(line(corners[0], corners[3]), line(corners[1], corners[2]))
         if d:
-            l = (intersection(line(corners[0], corners[1]), line(c,d)),
-                 intersection(line(corners[2], corners[3]), line(c,d)))
+            l = (intersection(line(corners[0], corners[1]), line(c, d)),
+                 intersection(line(corners[2], corners[3]), line(c, d)))
         else:
             lx = line(c, (c[0] + corners[0][0] - corners[3][0], 
                       c[1] + corners[0][1] - corners[3][1]))
@@ -139,7 +139,7 @@ def intersection(p, q):
     return (int(round(float(q[1] * p[2] - p[1] * q[2]) / det)), 
             int(round(float(p[0] * q[2] - q[0] * p[2]) / det)))
 
-def l2ad(a, b, size):
+def l2ad((a, b), size):
     if (a[0] - b[0]) == 0:
         angle = pi / 2
     else: