| [22cf42d9] | 1 | /*
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| 2 | * Copyright (c) 2011 Martin Sucha
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | typedef enum {
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| 30 | ALIGN_LEFT,
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| 31 | ALIGN_RIGHT,
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| 32 | ALIGN_CENTER,
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| 33 | ALIGN_JUSTIFY
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| 34 | } align_mode_t;
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| 35 |
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| 36 | /** Callback that processes a line of characters.
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| 37 | * (e.g. as a result of wrap operation)
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| 38 | *
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| 39 | * @param content pointer to line data (note: this is NOT null-terminated)
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| 40 | * @param size number of characters in line
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| [6045ecf] | 41 | * @param end_of_para true if the line is the last line of the paragraph
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| [22cf42d9] | 42 | * @param data user data
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| 43 | *
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| 44 | * @returns EOK on success or error code on failure
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| 45 | */
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| [6045ecf] | 46 | typedef int (*line_consumer_fn)(wchar_t *, size_t, bool, void *);
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| [22cf42d9] | 47 |
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| [6045ecf] | 48 | extern int print_aligned_w(const wchar_t *, size_t, bool, align_mode_t);
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| 49 | extern int print_aligned(const char *, size_t, bool, align_mode_t);
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| [22cf42d9] | 50 | extern int print_wrapped(const char *, size_t, align_mode_t);
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| 51 | extern int print_wrapped_console(const char *, align_mode_t);
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| 52 |
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| 53 | /** Wrap characters in a wide string to the given length.
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| 54 | *
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| 55 | * @param wstr the null-terminated wide string to wrap
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| 56 | * @param size number of characters to wrap to
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| 57 | * @param consumer the function that receives wrapped lines
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| 58 | * @param data user data to pass to the consumer function
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| 59 | */
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| 60 | extern int wrap(wchar_t *, size_t, line_consumer_fn, void *);
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