From 6d609e009f4836418bbe5b404be8ae03d29ef8cb Mon Sep 17 00:00:00 2001
From: Robert Bieber <robby@bieberphoto.com>
Date: Wed, 7 Jul 2010 09:33:47 +0000
Subject: Theme Editor: Implemented caching for rendered text, added profiling
 info to debug build, added a 500msec delay when rendering after code changes
 to prevent editor from hanging on large themes

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27332 a1c6a512-1295-4272-9138-f99709370657
---
 utils/themeeditor/graphics/rbtextcache.h | 39 ++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 utils/themeeditor/graphics/rbtextcache.h

(limited to 'utils/themeeditor/graphics/rbtextcache.h')

diff --git a/utils/themeeditor/graphics/rbtextcache.h b/utils/themeeditor/graphics/rbtextcache.h
new file mode 100644
index 0000000000..a0c0e42e8d
--- /dev/null
+++ b/utils/themeeditor/graphics/rbtextcache.h
@@ -0,0 +1,39 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef RBTEXTCACHE_H
+#define RBTEXTCACHE_H
+
+#include <QHash>
+#include <QImage>
+
+class RBTextCache
+{
+public:
+    static QImage* lookup(QString key){ return cache.value(key, 0); }
+    static void insert(QString key, QImage* im){ cache.insert(key, im); }
+    static void clearCache();
+
+private:
+    static QHash<QString, QImage*> cache;
+};
+
+#endif // RBTEXTCACHE_H
-- 
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