From b63c944dbb666d7822ebd57a4a7ea2ced4036656 Mon Sep 17 00:00:00 2001
From: Lukáš Lalinský <lalinsky@gmail.com>
Date: Fri, 21 Aug 2009 23:24:58 +0200
Subject: Propert 8bit conversion, the default method uses weird dithering

---
 src/export/pngexporter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/export/pngexporter.cpp b/src/export/pngexporter.cpp
index 67725b7..ffb9c4e 100644
--- a/src/export/pngexporter.cpp
+++ b/src/export/pngexporter.cpp
@@ -45,5 +45,5 @@ PngExporter::exportToFile(const QString &fileName, DiagramDocument *document)
 
     document->print(&painter, image.rect(), boundingRect);
 
-    image.convertToFormat(QImage::Format_Indexed8).save(fileName, "PNG");
+    image.convertToFormat(QImage::Format_Indexed8, Qt::ThresholdDither | Qt::AvoidDither).save(fileName, "PNG");
 }
-- 
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