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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Gilles Roux
* 2003 Garrett Derner
* 2010 Yoshihisa Uchida
*
* 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 PLUGIN_TEXT_VIEWER_WINDOW_H
#define PLUGIN_TEXT_VIEWER_WINDOW_H
/*
* initialize the window module
*
* [In/Out] buf
* the start pointer of the buffer
*
* [In/Out] size
* enabled buffer size
*
* return
* true initialize success
* false initialize failure
*/
bool tv_init_window(unsigned char **buf, size_t *bufsize);
/* finalize the window module */
void tv_finalize_window(void);
/* draw the display */
void tv_draw_window(void);
/* traverse all lines of the current page */
bool tv_traverse_lines(void);
/*
* move to the window
*
* new position
* new window: the current window + window_delta
* new column: the current column + column_delta
*
* [In] window_delta
* variation of the window
*
* [In] column_delta
* variation of the column
*
*/
void tv_move_window(int window_delta, int column_delta);
#endif
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