iohandler.h

/***************************************************************************
 *   Copyright (C) 2007 by Mike Polan                                      *
 *   kanadakid@gmail.com                                                   *
 *                                                                         *
 *   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 program 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 this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
// iohandler.h: I/O functionality

#ifndef IOHANDLER_H
#define IOHANDLER_H

#include <cstdio>
#include <gdkmm/pixbuf.h>
#include <glibmm/ustring.h>
#include <gtkmm/textbuffer.h>
#include <map>

#include "case.h"
#include "iconmanager.h"
#include "sprite.h"

namespace IO {

enum Code { CODE_OK=                     1,
            CODE_OPEN_FAILED=            0,
            CODE_WRONG_MAGIC_NUM=       -1,
            CODE_WRONG_VERSION=         -2,
            CODE_VALIDATE_FAILED=       -3
};

struct _PWTHeader {
        int ident; // magic number
        int version; // file version
        
        // byte offsets in data (relative to start of file)
        int overviewOffset;
        int overridesOffset;
        int charOffset;
        int imgOffset;
        int bgOffset;
        int evidenceOffset;
        int locationOffset;
        int audioOffset;
        int testimonyOffset;
        int blockOffset;
};
typedef struct _PWTHeader PWTHeader;

const int FILE_MAGIC_NUM=(('T' << 16) + ('W' << 8) + 'P');

const int FILE_VERSION=10;

const Glib::ustring SPR_MAGIC_NUM="SPR";

const int SPR_VERSION=10;

const long RESOURCE_FILE_SIZE=192434;

IO::Code save_case_to_file(const Glib::ustring &path, const Case::Case &pcase,
                       const BufferMap &buffers,
                       std::map<Glib::ustring, Glib::ustring> &bufferDescriptions);

IO::Code export_case_to_file(const Glib::ustring &path, const Case::Case &pcase, const BufferMap &buffers);

IO::Code load_case_from_file(const Glib::ustring &path, Case::Case &pcase,
                         BufferMap &buffers,
                         std::map<Glib::ustring, Glib::ustring> &bufferDescriptions);

IO::Code save_sprite_to_file(const Glib::ustring &path, const Sprite &spr);

IO::Code export_sprite_to_file(const Glib::ustring &path, const Sprite &spr);

IO::Code load_sprite_from_file(const Glib::ustring &path, Sprite &spr);

void write_string(FILE *f, const Glib::ustring &str);

Glib::ustring read_string(FILE *f);

void write_export_image(FILE *f, const Glib::RefPtr<Gdk::Pixbuf> &pixbuf);

void write_pixbuf(FILE *f, const Glib::RefPtr<Gdk::Pixbuf> &pixbuf);

Glib::RefPtr<Gdk::Pixbuf> read_pixbuf(FILE *f);

void add_recent_file(const Glib::ustring &uri, const Glib::ustring &display);

IO::Code read_recent_files(std::vector<StringPair> &vec);

IO::Code unpack_resource_file(const Glib::ustring &file);

IO::Code read_icons_from_file(IconMap &icons);

}; // namespace IO

#endif

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