pep8 en lvc/widgets/gtk/layoutmanager.py

1 files changed, 27 insertions, 20 deletions

diff --git a/lvc/widgets/gtk/layoutmanager.py b/lvc/widgets/gtk/layoutmanager.py
index 8097b2e..e24e09c 100644
--- a/lvc/widgets/gtk/layoutmanager.py
+++ b/lvc/widgets/gtk/layoutmanager.py
@@ -40,7 +40,8 @@ import pango
 
 from lvc import utils
 
-use_native_buttons = False # not implemented in MVC
+use_native_buttons = False  # not implemented in MVC
+
 
 class FontCache(utils.Cache):
     def get(self, context, description, scale_factor, bold, italic):
@@ -53,6 +54,7 @@ class FontCache(utils.Cache):
 
 _font_cache = FontCache(512)
 
+
 class LayoutManager(object):
     def __init__(self, widget):
         self.pango_context = widget.get_pango_context()
@@ -90,7 +92,7 @@ class LayoutManager(object):
 
     def font(self, scale_factor, bold=False, italic=False, family=None):
         return _font_cache.get(self.pango_context, self.style_font_desc,
-                scale_factor, bold, italic)
+                               scale_factor, bold, italic)
 
     def set_font(self, scale_factor, bold=False, italic=False, family=None):
         self.current_font = self.font(scale_factor, bold, italic)
@@ -103,24 +105,25 @@ class LayoutManager(object):
 
     def textbox(self, text, underline=False):
         textbox = TextBox(self.pango_context, self.current_font,
-                self.text_color, self.text_shadow)
+                          self.text_color, self.text_shadow)
         textbox.set_text(text, underline=underline)
         return textbox
 
     def button(self, text, pressed=False, disabled=False, style='normal'):
         if style == 'webby':
             return StyledButton(text, self.pango_context, self.current_font,
-                    pressed, disabled)
+                                pressed, disabled)
         elif use_native_buttons:
             return NativeButton(text, self.pango_context, self.current_font,
-                    pressed, self.style, self.widget)
+                                pressed, self.style, self.widget)
         else:
             return StyledButton(text, self.pango_context, self.current_font,
-                    pressed)
+                                pressed)
 
     def update_cairo_context(self, cairo_context):
         cairo_context.update_context(self.pango_context)
 
+
 class Font(object):
     def __init__(self, context, style_font_desc, scale, bold, italic):
         self.context = context
@@ -150,6 +153,7 @@ class Font(object):
         return (pango.PIXELS(metrics.get_ascent()) +
                 pango.PIXELS(metrics.get_descent()) + 1)
 
+
 class TextBox(object):
     def __init__(self, context, font, color, shadow):
         self.layout = pango.Layout(context)
@@ -168,7 +172,7 @@ class TextBox(object):
         self.append_text(text, font, color, underline)
 
     def append_text(self, text, font=None, color=None, underline=False):
-        if text == None:
+        if text is None:
             text = u""
         startpos = self.text_length
         self.text_chunks.append(text)
@@ -182,7 +186,7 @@ class TextBox(object):
             def convert(value):
                 return int(round(value * 65535))
             attr = pango.AttrForeground(convert(color[0]), convert(color[1]),
-                    convert(color[2]), startpos, endpos)
+                                        convert(color[2]), startpos, endpos)
             self.attributes.append(attr)
         self.text_set = False
 
@@ -244,7 +248,7 @@ class TextBox(object):
             return -1
 
         chars_per_line = (self.width * pango.SCALE //
-                self.font.get_font_metrics().get_approximate_char_width())
+                          self.font.get_font_metrics().get_approximate_char_width())
         lines_available = self.height // self.font.line_height()
         # overestimate these because it's better to have too many characters
         # than too little.
@@ -270,17 +274,16 @@ class TextBox(object):
             # check that (x, y) is actually inside that char's
             # bounding box
             char_x, char_y, char_w, char_h = self.layout.index_to_pos(index)
-            if char_w > 0: # the glyph is LTR
+            if char_w > 0:  # the glyph is LTR
                 left = char_x
                 right = char_x + char_w
-            else: # the glyph is RTL
+            else:  # the glyph is RTL
                 left = char_x + char_w
                 right = char_x
             if left <= x < right:
                 return index
         return None
 
-
     def draw(self, context, x, y, width, height):
         self.set_width(width)
         self.set_height(height)
@@ -292,11 +295,12 @@ class TextBox(object):
             # draw shadow first so that it's underneath the regular text
             # FIXME: we don't use the blur_radius setting
             cairo_context.set_source_rgba(self.shadow.color[0],
-                    self.shadow.color[1], self.shadow.color[2],
-                    self.shadow.opacity)
+                                          self.shadow.color[1],
+                                          self.shadow.color[2],
+                                          self.shadow.opacity)
             self._draw_layout(context, x + self.shadow.offset[0],
-                    y + self.shadow.offset[1], width, height,
-                    underline_drawer)
+                              y + self.shadow.offset[1], width, height,
+                              underline_drawer)
         cairo_context.set_source_rgb(*self.color)
         self._draw_layout(context, x, y, width, height, underline_drawer)
         cairo_context.restore()
@@ -323,6 +327,7 @@ class TextBox(object):
             underline_drawer.draw(context, line_x, baseline, line)
             line_height = next_line_height
 
+
 class UnderlineDrawer(object):
     """Class to draw our own underlines because cairo's don't look
     that great at small fonts.  We make sure that the underline is
@@ -363,6 +368,7 @@ class UnderlineDrawer(object):
             else:
                 self.next_underline()
 
+
 class NativeButton(object):
     ICON_PAD = 4
 
@@ -420,7 +426,7 @@ class NativeButton(object):
         self.draw_text(context.window, text_x, text_y)
         if self.icon:
             self.icon.draw(context, icon_x, icon_y, self.icon.width,
-                    self.icon.height)
+                           self.icon.height)
 
     def draw_box(self, window, x, y, width, height):
         if self.pressed:
@@ -438,7 +444,7 @@ class NativeButton(object):
             widget = self.widget
 
         self.style.paint_box(window, state, shadow, None, widget, "button",
-                int(x), int(y), int(width), int(height))
+                             int(x), int(y), int(width), int(height))
 
     def draw_text(self, window, x, y):
         if self.pressed:
@@ -446,7 +452,8 @@ class NativeButton(object):
         else:
             state = gtk.STATE_NORMAL
         self.style.paint_layout(window, state, True, None, None, None,
-                int(x), int(y), self.layout)
+                                int(x), int(y), self.layout)
+
 
 class StyledButton(object):
     PAD_HORIZONTAL = 4
@@ -538,7 +545,7 @@ class StyledButton(object):
             text_x += (self.icon.width + self.ICON_PAD) / 2
             icon_y = y + (height - self.icon.height) / 2
             self.icon.draw(context, icon_x, icon_y, self.icon.width,
-                    self.icon.height)
+                           self.icon.height)
         self.draw_text(context, text_x, text_y, width, height, radius)
 
     def draw_text(self, context, x, y, width, height, radius):