Merged revisions 3705-3711,3714,3718,3721-3722,3729-3731,3735,3742 via svnmerge from

https://themanaworld.svn.sourceforge.net/svnroot/themanaworld/tmw/trunk
(dynamic recoloring of sprites and related changes)

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  r3705 | gmelquio | 2007-11-03 10:58:25 +0100 (Sat, 03 Nov 2007) | 1 line
  
  Fixed double load of hair graphics.
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  r3706 | gmelquio | 2007-11-03 22:04:51 +0100 (Sat, 03 Nov 2007) | 1 line
  
  Added automatic recoloring of images. Inspired by fungos' ideas (PR #41).
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  r3707 | gmelquio | 2007-11-03 22:08:21 +0100 (Sat, 03 Nov 2007) | 1 line
  
  Experimented recoloring on scorpions.
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  r3708 | gmelquio | 2007-11-04 12:52:44 +0100 (Sun, 04 Nov 2007) | 1 line
  
  Tightened palette handling.
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  r3709 | gmelquio | 2007-11-04 12:54:31 +0100 (Sun, 04 Nov 2007) | 1 line
  
  Experimented with scorpions again.
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  r3710 | gmelquio | 2007-11-04 16:40:37 +0100 (Sun, 04 Nov 2007) | 1 line
  
  Applied recoloring to hair styles.
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  r3711 | gmelquio | 2007-11-04 17:50:37 +0100 (Sun, 04 Nov 2007) | 1 line
  
  Converted slimes to recoloring.
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  r3742 | gmelquio | 2007-11-16 14:16:00 +0100 (Fri, 16 Nov 2007) | 1 line
  
  Sped up recoloring of transparent pixels.
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1 files changed, 53 insertions, 0 deletions

diff --git a/src/utils/strprintf.cpp b/src/utils/strprintf.cpp
new file mode 100644
index 00000000..547d9712
--- /dev/null
+++ b/src/utils/strprintf.cpp
@@ -0,0 +1,53 @@
+/*
+ *  The Mana World
+ *  Copyright 2007 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World 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
+ *  any later version.
+ *
+ *  The Mana World is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  $Id: strprintf.cpp 3416 2007-08-06 06:20:14Z gmelquio $
+ */
+
+#ifndef _TMW_UTILS_TOSTRING_H
+#define _TMW_UTISL_TOSTRING_H
+
+#include <cstdarg>
+
+#include "strprintf.h"
+
+std::string strprintf(char const *format, ...)
+{
+    char buf[256];
+    va_list(args);
+    va_start(args, format);
+    int nb = vsnprintf(buf, 256, format, args);
+    va_end(args);
+    if (nb < 256)
+    {
+        return buf;
+    }
+    // The static size was not big enough, try again with a dynamic allocation.
+    ++nb;
+    char *buf2 = new char[nb];
+    va_start(args, format);
+    vsnprintf(buf2, nb, format, args);
+    va_end(args);
+    std::string res(buf2);
+    delete [] buf2;
+    return res;
+}
+
+#endif