-/* === S Y N F I G ========================================================= */
-/*! \file listimporter.cpp
-** \brief Template File
-**
-** $Id: listimporter.cpp,v 1.1.1.1 2005/01/04 01:23:14 darco Exp $
-**
-** \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 ======================================================= */
-
-#ifdef USING_PCH
-# include "pch.h"
-#else
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "listimporter.h"
-#include "general.h"
-#include <fstream>
-
-#endif
-
-/* === U S I N G =========================================================== */
-
-using namespace std;
-using namespace etl;
-using namespace synfig;
-
-/* === M A C R O S ========================================================= */
-
-#define LIST_IMPORTER_CACHE_SIZE 20
-
-/* === G L O B A L S ======================================================= */
-
-/* === P R O C E D U R E S ================================================= */
-
-/* === M E T H O D S ======================================================= */
-
-ListImporter::ListImporter(const String &filename)
-{
- fps=15;
-
- ifstream stream(filename.c_str());
-
- if(!stream)
- {
- synfig::error("Unable to open "+filename);
- return;
- }
- String line;
- String prefix=etl::dirname(filename)+ETL_DIRECTORY_SEPERATOR;
- while(!stream.eof())
- {
- getline(stream,line);
- if(line.empty())
- continue;
- // If we have a framerate, then use it
- if(line.find(String("FPS "))==0)
- {
- fps=atof(String(line.begin()+4,line.end()).c_str());
- //synfig::warning("FPS=%f",fps);
- if(!fps)
- fps=15;
- continue;
- }
- filename_list.push_back(prefix+line);
- }
-}
-
-Importer*
-ListImporter::create(const char *filename)
-{
- return new ListImporter(filename);
-}
-
-ListImporter::~ListImporter()
-{
-}
-
-bool
-ListImporter::get_frame(Surface &surface,Time time, ProgressCallback *cb)
-{
-// DEBUGPOINT();
- int frame=static_cast<int>(time*fps);
-// DEBUGPOINT();
-
- if(!filename_list.size())
- {
- if(cb)cb->error(_("No images in list"));
- else synfig::error(_("No images in list"));
- return false;
- }
-
-// DEBUGPOINT();
- if(frame<0)frame=0;
- if(frame>=(signed)filename_list.size())frame=filename_list.size()-1;
-
-// DEBUGPOINT();
- // See if that frame is cached
- std::list<std::pair<int,Surface> >::iterator iter;
- for(iter=frame_cache.begin();iter!=frame_cache.end();++iter)
- {
- if(iter->first==frame)
- {
-// DEBUGPOINT();
- surface.mirror(iter->second);
- return static_cast<bool>(surface);
- }
- }
-
- Importer::Handle importer(Importer::open(filename_list[frame]));
-
-// DEBUGPOINT();
-
- if(!importer)
- {
- if(cb)cb->error(_("Unable to open ")+filename_list[frame]);
- else synfig::error(_("Unable to open ")+filename_list[frame]);
- return false;
- }
-
-// DEBUGPOINT();
-
- if(!importer->get_frame(surface,0,cb))
- {
- if(cb)cb->error(_("Unable to get frame from ")+filename_list[frame]);
- else synfig::error(_("Unable to get frame from ")+filename_list[frame]);
- return false;
- }
-
-// DEBUGPOINT();
-
- if(frame_cache.size()>=LIST_IMPORTER_CACHE_SIZE)
- frame_cache.pop_front();
-
-// DEBUGPOINT();
-
- frame_cache.push_back(std::pair<int,Surface>(frame,surface));
-
-// DEBUGPOINT();
-
- surface.mirror(frame_cache.back().second);
-
-// DEBUGPOINT();
-
- return static_cast<bool>(surface);
-}
-
-bool
-ListImporter::is_animated()
-{
- return true;
-}