70 lines
2 KiB
C
70 lines
2 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 Gilles Roux
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* 2003 Garrett Derner
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* 2010 Yoshihisa Uchida
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef PLUGIN_TEXT_VIEWER_WINDOW_H
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#define PLUGIN_TEXT_VIEWER_WINDOW_H
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/*
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* initialize the window module
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*
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* [In] buf
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* the start pointer of the buffer
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*
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* [In] size
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* enabled buffer size
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*
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* [Out] used_size
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* the size of the buffer which the pager uses
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*
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* return
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* true initialize success
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* false initialize failure
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*/
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bool tv_init_window(unsigned char *buf, size_t bufsize, size_t *used_size);
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/* finalize the window module */
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void tv_finalize_window(void);
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/* draw the display */
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void tv_draw_window(void);
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/* traverse all lines of the current page */
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bool tv_traverse_lines(void);
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/*
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* move to the window
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*
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* new position
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* new window: the current window + window_delta
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* new column: the current column + column_delta
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*
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* [In] window_delta
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* variation of the window
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*
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* [In] column_delta
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* variation of the column
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*
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*/
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void tv_move_window(int window_delta, int column_delta);
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#endif
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