From f0e5523cd0ecec1330f3c6360d721b7449ddbaaa Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <marco@localhost.localdomain>
Date: Fri, 11 May 2007 10:36:07 +0000
Subject: gtk thinks the xo dpi is 200.0

---
(limited to 'sugar')

diff --git a/sugar/graphics/units.py b/sugar/graphics/units.py
index 0e415e2..47aaf1b 100644
--- a/sugar/graphics/units.py
+++ b/sugar/graphics/units.py
@@ -61,19 +61,20 @@ units to device units.
 
 import gtk
 
+_XO_DPI = 200.0
 _MAX_ZOOM_FACTOR = 2.0
 _ZOOM_CONSTANT   = 650.0
 
 def _compute_zoom_factor():
     screen_width = gtk.gdk.screen_width()
-    if _screen_dpi == 201.0 and screen_width == 1200:
+    if _screen_dpi == _XO_DPI and screen_width == 1200:
         return 1.0
     else:
         return min(_MAX_ZOOM_FACTOR, screen_width / _ZOOM_CONSTANT)
 
 _gtk_xft_dpi = gtk.settings_get_default().get_property('gtk-xft-dpi')
 _screen_dpi = float(_gtk_xft_dpi / 1024)
-_dpi_factor  = _screen_dpi / 201.0
+_dpi_factor  = _screen_dpi / _XO_DPI
 _zoom_factor = _compute_zoom_factor()
 
 STANDARD_ICON_SCALE = 1.0 * _dpi_factor * _zoom_factor
--
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