1/*
2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "DictationCommandIOS.h"
28
29#include "Document.h"
30#include "DocumentMarkerController.h"
31#include "Element.h"
32#include "Position.h"
33#include "Range.h"
34#include "SmartReplace.h"
35#include "TextIterator.h"
36#include "VisibleUnits.h"
37
38namespace WebCore {
39
40DictationCommandIOS::DictationCommandIOS(Document& document, PassOwnPtr<Vector<Vector<String> > > dictationPhrases, RetainPtr<id> metadata)
41    : CompositeEditCommand(document)
42    , m_dictationPhrases(dictationPhrases)
43    , m_metadata(metadata)
44{
45}
46
47DictationCommandIOS::~DictationCommandIOS()
48{
49}
50
51void DictationCommandIOS::doApply()
52{
53    VisiblePosition insertionPosition(startingSelection().visibleStart());
54
55    unsigned resultLength = 0;
56    size_t dictationPhraseCount = m_dictationPhrases->size();
57    for (size_t i = 0; i < dictationPhraseCount; i++) {
58
59        const String& firstInterpretation = m_dictationPhrases->at(i)[0];
60        resultLength += firstInterpretation.length();
61        inputText(firstInterpretation, true);
62
63        const Vector<String>& interpretations = m_dictationPhrases->at(i);
64
65        if (interpretations.size() > 1)
66            document().markers().addDictationPhraseWithAlternativesMarker(endingSelection().toNormalizedRange().get(), interpretations);
67
68        setEndingSelection(VisibleSelection(endingSelection().visibleEnd()));
69    }
70
71    VisiblePosition afterResults(endingSelection().visibleEnd());
72
73    Element* root = afterResults.rootEditableElement();
74    // FIXME: Add the result marker using a Position cached before results are inserted, instead of relying on TextIterators.
75    RefPtr<Range> rangeToEnd = Range::create(document(), createLegacyEditingPosition((Node *)root, 0), afterResults.deepEquivalent());
76    int endIndex = TextIterator::rangeLength(rangeToEnd.get(), true);
77    int startIndex = endIndex - resultLength;
78
79    if (startIndex >= 0) {
80        RefPtr<Range> resultRange = TextIterator::rangeFromLocationAndLength(document().documentElement(), startIndex, endIndex, true);
81        document().markers().addDictationResultMarker(resultRange.get(), m_metadata);
82    }
83}
84
85} // namespace WebCore
86