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1<?php
2
3/**
4 * This file is part of PHPWord - A pure PHP library for reading and writing
5 * word processing documents.
6 *
7 * PHPWord is free software distributed under the terms of the GNU Lesser
8 * General Public License version 3 as published by the Free Software Foundation.
9 *
10 * For the full copyright and license information, please read the LICENSE
11 * file that was distributed with this source code. For the full list of
12 * contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
13 *
14 * @see         https://github.com/PHPOffice/PHPWord
15 *
16 * @license     http://www.gnu.org/licenses/lgpl.txt LGPL version 3
17 */
18
19namespace PhpOffice\PhpWord\ComplexType;
20
21use InvalidArgumentException;
22
23/**
24 * Spelling and Grammatical Checking State.
25 *
26 * @see http://www.datypic.com/sc/ooxml/e-w_proofState-1.html
27 */
28final class ProofState
29{
30    /**
31     * Check Completed.
32     */
33    const CLEAN = 'clean';
34
35    /**
36     * Check Not Completed.
37     */
38    const DIRTY = 'dirty';
39
40    /**
41     * Spell Checking State.
42     *
43     * @var string
44     */
45    private $spelling;
46
47    /**
48     * Grammatical Checking State.
49     *
50     * @var string
51     */
52    private $grammar;
53
54    /**
55     * Set the Spell Checking State (dirty or clean).
56     *
57     * @param string $spelling
58     *
59     * @return self
60     */
61    public function setSpelling($spelling)
62    {
63        if ($spelling == self::CLEAN || $spelling == self::DIRTY) {
64            $this->spelling = $spelling;
65        } else {
66            throw new InvalidArgumentException('Invalid value, dirty or clean possible');
67        }
68
69        return $this;
70    }
71
72    /**
73     * Get the Spell Checking State.
74     *
75     * @return string
76     */
77    public function getSpelling()
78    {
79        return $this->spelling;
80    }
81
82    /**
83     * Set the Grammatical Checking State (dirty or clean).
84     *
85     * @param string $grammar
86     *
87     * @return self
88     */
89    public function setGrammar($grammar)
90    {
91        if ($grammar == self::CLEAN || $grammar == self::DIRTY) {
92            $this->grammar = $grammar;
93        } else {
94            throw new InvalidArgumentException('Invalid value, dirty or clean possible');
95        }
96
97        return $this;
98    }
99
100    /**
101     * Get the Grammatical Checking State.
102     *
103     * @return string
104     */
105    public function getGrammar()
106    {
107        return $this->grammar;
108    }
109}