From b1d1f1959f41d7b62935d5f08d2754eb768e9ddf Mon Sep 17 00:00:00 2001
From: "Aaron J. Seigo" <aseigo@kde.org>
Date: Sun, 5 Aug 2007 12:58:40 +0000
Subject: [PATCH] comparing doubles for equality with == isn't great

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=696628
---
 widgets/widget.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/widgets/widget.cpp b/widgets/widget.cpp
index bcc458527..6821c4183 100644
--- a/widgets/widget.cpp
+++ b/widgets/widget.cpp
@@ -20,11 +20,13 @@
 
 #include "widget.h"
 
-#include <KDebug>
+#include <limits>
 
 #include <QtCore/QList>
 #include <QPainter>
 
+#include <KDebug>
+
 #include "layout.h"
 #include "plasma/plasma.h"
 
@@ -52,7 +54,7 @@ class Widget::Private
 bool Widget::Private::shouldPaint(QPainter *painter, const QTransform &transform)
 {
     qreal zoomLevel = painter->transform().m11() / transform.m11();
-    return zoomLevel == scalingFactor(Plasma::DesktopZoom);
+    return (zoomLevel - scalingFactor(Plasma::DesktopZoom)) < std::numeric_limits<double>::epsilon();
 }
 
 Widget::Widget(QGraphicsItem *parent)