renaming variable "N"

1 files changed, 12 insertions, 12 deletions

diff --git a/fracciones.activity/gtkcake.py b/fracciones.activity/gtkcake.py
index 0c2ffe8..3fe307a 100755
--- a/fracciones.activity/gtkcake.py
+++ b/fracciones.activity/gtkcake.py
@@ -22,14 +22,14 @@ WRADIUS = 0.44
 class Cake(gtk.DrawingArea):
     """Widget que dibuja una torta y permite seleccionar trozos de ella"""
 
-    def __init__(self, N):
+    def __init__(self, subdivisions):
         gtk.DrawingArea.__init__(self)
         self.connect("expose_event", self.expose)
         self.connect("button_press_event", self.button_press)
         # Los eventos del raton no estan activados para el DrawingArea
         self.add_events(gtk.gdk.BUTTON_PRESS_MASK)
-        self.N = N
-        self.selected = N * [0]
+        self.subdivisions = subdivisions
+        self.selected = subdivisions * [0]
 
 
     def expose(self, widget, event):
@@ -51,13 +51,13 @@ class Cake(gtk.DrawingArea):
     def draw(self, context):
         """Dibuja el contenido del widget"""
 
-        def draw_grid(context, N):
+        def draw_grid(context, subdivisions):
             """Dibuja la rejilla de la torta y sus subdivisiones"""
             context.set_source_rgb(0, 0, 0)
             context.arc(WIDTH/2, HEIGHT/2, RADIUS, 0, 2 * math.pi)
             context.stroke()
-            for i in xrange(N):
-                angle = 2 * math.pi * i / N
+            for i in xrange(subdivisions):
+                angle = 2 * math.pi * i / subdivisions
                 context.move_to(WIDTH/2, HEIGHT/2)
                 context.line_to(
                     WIDTH/2 + RADIUS*math.cos(angle),
@@ -70,13 +70,13 @@ class Cake(gtk.DrawingArea):
             """Enmascara la imagen de la torta y dibuja solo los trozos que no
             fueron seleccionados
             """
-            N = len(selected)
+            subdivisions = len(selected)
             image_ctx = cairo.Context(image)
             image_ctx.set_operator(cairo.OPERATOR_CLEAR)
-            for sector in xrange(N):
+            for sector in xrange(subdivisions):
                 if selected[sector]:
-                    angle_start = 2 * math.pi * sector / N
-                    angle_end = 2 * math.pi * (sector + 1) / N
+                    angle_start = 2 * math.pi * sector / subdivisions
+                    angle_end = 2 * math.pi * (sector + 1) / subdivisions
                     image_ctx.move_to(WIDTH/2, HEIGHT/2)
                     image_ctx.line_to(
                         WIDTH/2 + RADIUS*math.cos(angle_start),
@@ -110,7 +110,7 @@ class Cake(gtk.DrawingArea):
         mask_image(context, self.selected, image_fg)
 
         # Dibuja la rejilla
-        draw_grid(context, self.N)
+        draw_grid(context, self.subdivisions)
         context.restore()
 
 
@@ -129,7 +129,7 @@ class Cake(gtk.DrawingArea):
         angle = math.atan2(wy, wx)
         if angle < 0:
             angle += 2 * math.pi
-        sector = angle * self.N / (2 * math.pi)
+        sector = angle * self.subdivisions / (2 * math.pi)
         index = int(math.floor(sector))
         self.selected[index] = 1 - self.selected[index]
         return True