--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file importer.cpp
+** \brief writeme
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**
+** This package 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 package 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.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#define SYNFIG_NO_ANGLE
+
+#ifdef USING_PCH
+# include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "canvas.h"
+#include "importer.h"
+#include "surface.h"
+#include <algorithm>
+#include "string.h"
+#include <map>
+#include <ctype.h>
+#include <functional>
+
+#endif
+
+/* === M A C R O S ========================================================= */
+
+/* === G L O B A L S ======================================================= */
+
+using namespace etl;
+using namespace std;
+using namespace synfig;
+
+Importer::Book* synfig::Importer::book_;
+
+map<String,Importer::LooseHandle> *__open_importers;
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+bool
+Importer::subsys_init()
+{
+ book_=new Book();
+ __open_importers=new map<String,Importer::LooseHandle>();
+ return true;
+}
+
+bool
+Importer::subsys_stop()
+{
+ delete book_;
+ delete __open_importers;
+ return true;
+}
+
+Importer::Book&
+Importer::book()
+{
+ return *book_;
+}
+
+Importer::Handle
+Importer::open(const String &filename)
+{
+ if(filename.empty())
+ {
+ synfig::error(_("Importer::open(): Cannot open empty filename"));
+ return 0;
+ }
+
+ // If we already have an importer open under that filename,
+ // then use it instead.
+ if(__open_importers->count(filename))
+ {
+ //synfig::info("Found importer already open, using it...");
+ return (*__open_importers)[filename];
+ }
+
+ if(find(filename.begin(),filename.end(),'.')==filename.end())
+ {
+ synfig::error(_("Importer::open(): Couldn't find extension"));
+ return 0;
+ }
+
+ String ext=string(filename.begin()+filename.find_last_of('.')+1,filename.end());
+ std::transform(ext.begin(),ext.end(),ext.begin(),&::tolower);
+
+
+ if(!Importer::book().count(ext))
+ {
+ synfig::error(_("Importer::open(): Unknown file type -- ")+ext);
+ return 0;
+ }
+
+ try {
+ Importer::Handle importer;
+ importer=Importer::book()[ext](filename.c_str());
+ (*__open_importers)[filename]=importer;
+ return importer;
+ }
+ catch (String str)
+ {
+ synfig::error(str);
+ }
+ return 0;
+}
+
+Importer::Importer():
+ gamma_(2.2)
+{
+}
+
+
+Importer::~Importer()
+{
+ // Remove ourselves from the open importer list
+ map<String,Importer::LooseHandle>::iterator iter;
+ for(iter=__open_importers->begin();iter!=__open_importers->end();++iter)
+ if(iter->second==this)
+ {
+ __open_importers->erase(iter);
+ }
+}