[f-spot] Show right format for exposure time in InfoBox

[Mike Gemünde <mgemuende src gnome org>]

commit 789d86bb33557509ff01a86f1602ef7d3493ef8a
Author: Mike Gemünde <mike gemuende de>
Date:   Fri Jul 9 09:44:15 2010 +0200

    Show right format for exposure time in InfoBox
    
    https://bugzilla.gnome.org/show_bug.cgi?id=623913

 src/Widgets/InfoBox.cs |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/Widgets/InfoBox.cs b/src/Widgets/InfoBox.cs
index 2553c35..b8bdd2c 100644
--- a/src/Widgets/InfoBox.cs
+++ b/src/Widgets/InfoBox.cs
@@ -329,7 +329,11 @@ namespace FSpot.Widgets
 					}
 
 					if (exposure_time.HasValue) {
-						info += String.Format ("{0} sec ", exposure_time.Value);
+						if (Math.Abs (exposure_time.Value) >= 1.0) {
+							info += String.Format ("{0} sec ", exposure_time.Value);
+						} else {
+							info += String.Format ("1/{0} sec ", (int) (1 / exposure_time.Value));
+						}
 					}
 
 					if (iso_speed.HasValue) {