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118 lines
4.0 KiB
C++
118 lines
4.0 KiB
C++
/*
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* Copyright (c) 2011 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_PLATFORM_TEXT_TEXTCHECKING_H_
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#define SKY_ENGINE_PLATFORM_TEXT_TEXTCHECKING_H_
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#include "sky/engine/platform/text/TextDecoration.h"
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#include "sky/engine/wtf/RefCounted.h"
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#include "sky/engine/wtf/Vector.h"
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#include "sky/engine/wtf/text/WTFString.h"
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namespace blink {
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enum TextCheckingType {
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TextCheckingTypeNone = 0,
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TextCheckingTypeSpelling = 1 << 1,
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TextCheckingTypeGrammar = 1 << 2,
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};
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typedef unsigned TextCheckingTypeMask;
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enum TextCheckingProcessType {
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TextCheckingProcessBatch,
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TextCheckingProcessIncremental
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};
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struct GrammarDetail {
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int location;
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int length;
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Vector<String> guesses;
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String userDescription;
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};
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struct TextCheckingResult {
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TextDecorationType decoration;
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int location;
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int length;
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Vector<GrammarDetail> details;
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String replacement;
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uint32_t hash;
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};
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const int unrequestedTextCheckingSequence = -1;
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class TextCheckingRequestData {
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friend class SpellCheckRequest; // For access to m_sequence.
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public:
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TextCheckingRequestData()
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: m_sequence(unrequestedTextCheckingSequence)
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, m_mask(TextCheckingTypeNone)
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, m_processType(TextCheckingProcessIncremental)
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{ }
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TextCheckingRequestData(int sequence, const String& text, TextCheckingTypeMask mask, TextCheckingProcessType processType, const Vector<uint32_t>& markers, const Vector<unsigned>& offsets)
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: m_sequence(sequence)
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, m_text(text)
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, m_mask(mask)
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, m_processType(processType)
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, m_markers(markers)
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, m_offsets(offsets)
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{ }
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int sequence() const { return m_sequence; }
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String text() const { return m_text; }
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TextCheckingTypeMask mask() const { return m_mask; }
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bool maskContains(TextCheckingType type) const { return m_mask & type; }
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TextCheckingProcessType processType() const { return m_processType; }
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const Vector<uint32_t>& markers() const { return m_markers; }
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const Vector<unsigned>& offsets() const { return m_offsets; }
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private:
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int m_sequence;
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String m_text;
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TextCheckingTypeMask m_mask;
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TextCheckingProcessType m_processType;
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Vector<uint32_t> m_markers;
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Vector<unsigned> m_offsets;
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};
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class TextCheckingRequest : public RefCounted<TextCheckingRequest> {
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public:
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virtual ~TextCheckingRequest() { }
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virtual const TextCheckingRequestData& data() const = 0;
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virtual void didSucceed(const Vector<TextCheckingResult>&) = 0;
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virtual void didCancel() = 0;
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};
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}
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#endif // SKY_ENGINE_PLATFORM_TEXT_TEXTCHECKING_H_
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