From 5a51661edf0074fdd45feb6230da0f975a442476 Mon Sep 17 00:00:00 2001
From: Marco Pesenti Gritti <mpgritti@gmail.com>
Date: Fri, 03 Oct 2008 00:15:48 +0000
Subject: Respect SUGAR_SCALING

---
(limited to 'src')

diff --git a/src/sugar/graphics/style.py b/src/sugar/graphics/style.py
index ce2abe8..b8875a6 100644
--- a/src/sugar/graphics/style.py
+++ b/src/sugar/graphics/style.py
@@ -34,15 +34,13 @@ _XO_DPI = 200.0
 _FOCUS_LINE_WIDTH = 2
 _TAB_CURVATURE = 1
 
-def _get_screen_dpi():
-    xft_dpi = gtk.settings_get_default().get_property('gtk-xft-dpi')
-    return float(xft_dpi / 1024)
-
 def _compute_zoom_factor():
-    if _get_screen_dpi() == 96.0:
-        if not os.environ.has_key('SUGAR_XO_STYLE') or \
-           not os.environ['SUGAR_XO_STYLE'] == 'yes':
-            return 0.72
+    if os.environ.has_key('SUGAR_SCALING'):
+        try:
+            scaling = int(os.environ['SUGAR_SCALING'])
+            return scaling / 100.0
+        except ValueError:
+            logging.error('Invalid SUGAR_SCALING.')
 
     return 1.0
 
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