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-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
- ********************************************************************
- * COPYRIGHT:
- * Copyright (c) 1996-2015, International Business Machines Corporation and
- * others. All Rights Reserved.
- ********************************************************************
- */
-
-#ifndef NORMLZR_H
-#define NORMLZR_H
-
-#include "unicode/utypes.h"
-
-/**
- * \file
- * \brief C++ API: Unicode Normalization
- */
-
-#if !UCONFIG_NO_NORMALIZATION
-
-#include "unicode/chariter.h"
-#include "unicode/normalizer2.h"
-#include "unicode/unistr.h"
-#include "unicode/unorm.h"
-#include "unicode/uobject.h"
-
-U_NAMESPACE_BEGIN
-/**
- * Old Unicode normalization API.
- *
- * This API has been replaced by the Normalizer2 class and is only available
- * for backward compatibility. This class simply delegates to the Normalizer2 class.
- * There is one exception: The new API does not provide a replacement for Normalizer::compare().
- *
- * The Normalizer class supports the standard normalization forms described in
- * <a href="http://www.unicode.org/unicode/reports/tr15/" target="unicode">
- * Unicode Standard Annex #15: Unicode Normalization Forms</a>.
- *
- * The Normalizer class consists of two parts:
- * - static functions that normalize strings or test if strings are normalized
- * - a Normalizer object is an iterator that takes any kind of text and
- * provides iteration over its normalized form
- *
- * The Normalizer class is not suitable for subclassing.
- *
- * For basic information about normalization forms and details about the C API
- * please see the documentation in unorm.h.
- *
- * The iterator API with the Normalizer constructors and the non-static functions
- * use a CharacterIterator as input. It is possible to pass a string which
- * is then internally wrapped in a CharacterIterator.
- * The input text is not normalized all at once, but incrementally where needed
- * (providing efficient random access).
- * This allows to pass in a large text but spend only a small amount of time
- * normalizing a small part of that text.
- * However, if the entire text is normalized, then the iterator will be
- * slower than normalizing the entire text at once and iterating over the result.
- * A possible use of the Normalizer iterator is also to report an index into the
- * original text that is close to where the normalized characters come from.
- *
- * <em>Important:</em> The iterator API was cleaned up significantly for ICU 2.0.
- * The earlier implementation reported the getIndex() inconsistently,
- * and previous() could not be used after setIndex(), next(), first(), and current().
- *
- * Normalizer allows to start normalizing from anywhere in the input text by
- * calling setIndexOnly(), first(), or last().
- * Without calling any of these, the iterator will start at the beginning of the text.
- *
- * At any time, next() returns the next normalized code point (UChar32),
- * with post-increment semantics (like CharacterIterator::next32PostInc()).
- * previous() returns the previous normalized code point (UChar32),
- * with pre-decrement semantics (like CharacterIterator::previous32()).
- *
- * current() returns the current code point
- * (respectively the one at the newly set index) without moving
- * the getIndex(). Note that if the text at the current position
- * needs to be normalized, then these functions will do that.
- * (This is why current() is not const.)
- * It is more efficient to call setIndexOnly() instead, which does not
- * normalize.
- *
- * getIndex() always refers to the position in the input text where the normalized
- * code points are returned from. It does not always change with each returned
- * code point.
- * The code point that is returned from any of the functions
- * corresponds to text at or after getIndex(), according to the
- * function's iteration semantics (post-increment or pre-decrement).
- *
- * next() returns a code point from at or after the getIndex()
- * from before the next() call. After the next() call, the getIndex()
- * might have moved to where the next code point will be returned from
- * (from a next() or current() call).
- * This is semantically equivalent to array access with array[index++]
- * (post-increment semantics).
- *
- * previous() returns a code point from at or after the getIndex()
- * from after the previous() call.
- * This is semantically equivalent to array access with array[--index]
- * (pre-decrement semantics).
- *
- * Internally, the Normalizer iterator normalizes a small piece of text
- * starting at the getIndex() and ending at a following "safe" index.
- * The normalized results is stored in an internal string buffer, and
- * the code points are iterated from there.
- * With multiple iteration calls, this is repeated until the next piece
- * of text needs to be normalized, and the getIndex() needs to be moved.
- *
- * The following "safe" index, the internal buffer, and the secondary
- * iteration index into that buffer are not exposed on the API.
- * This also means that it is currently not practical to return to
- * a particular, arbitrary position in the text because one would need to
- * know, and be able to set, in addition to the getIndex(), at least also the
- * current index into the internal buffer.
- * It is currently only possible to observe when getIndex() changes
- * (with careful consideration of the iteration semantics),
- * at which time the internal index will be 0.
- * For example, if getIndex() is different after next() than before it,
- * then the internal index is 0 and one can return to this getIndex()
- * later with setIndexOnly().
- *
- * Note: While the setIndex() and getIndex() refer to indices in the
- * underlying Unicode input text, the next() and previous() methods
- * iterate through characters in the normalized output.
- * This means that there is not necessarily a one-to-one correspondence
- * between characters returned by next() and previous() and the indices
- * passed to and returned from setIndex() and getIndex().
- * It is for this reason that Normalizer does not implement the CharacterIterator interface.
- *
- * @author Laura Werner, Mark Davis, Markus Scherer
- * @stable ICU 2.0
- */
-class U_COMMON_API Normalizer : public UObject {
-public:
-#ifndef U_HIDE_DEPRECATED_API
- /**
- * If DONE is returned from an iteration function that returns a code point,
- * then there are no more normalization results available.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- enum {
- DONE=0xffff
- };
-
- // Constructors
-
- /**
- * Creates a new <code>Normalizer</code> object for iterating over the
- * normalized form of a given string.
- * <p>
- * @param str The string to be normalized. The normalization
- * will start at the beginning of the string.
- *
- * @param mode The normalization mode.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- Normalizer(const UnicodeString& str, UNormalizationMode mode);
-
- /**
- * Creates a new <code>Normalizer</code> object for iterating over the
- * normalized form of a given string.
- * <p>
- * @param str The string to be normalized. The normalization
- * will start at the beginning of the string.
- *
- * @param length Length of the string, or -1 if NUL-terminated.
- * @param mode The normalization mode.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- Normalizer(ConstChar16Ptr str, int32_t length, UNormalizationMode mode);
-
- /**
- * Creates a new <code>Normalizer</code> object for iterating over the
- * normalized form of the given text.
- * <p>
- * @param iter The input text to be normalized. The normalization
- * will start at the beginning of the string.
- *
- * @param mode The normalization mode.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- Normalizer(const CharacterIterator& iter, UNormalizationMode mode);
-#endif /* U_HIDE_DEPRECATED_API */
-
- /**
- * Copy constructor.
- * @param copy The object to be copied.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- Normalizer(const Normalizer& copy);
-
- /**
- * Destructor
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- virtual ~Normalizer();
-
-
- //-------------------------------------------------------------------------
- // Static utility methods
- //-------------------------------------------------------------------------
-
-#ifndef U_HIDE_DEPRECATED_API
- /**
- * Normalizes a <code>UnicodeString</code> according to the specified normalization mode.
- * This is a wrapper for unorm_normalize(), using UnicodeString's.
- *
- * The <code>options</code> parameter specifies which optional
- * <code>Normalizer</code> features are to be enabled for this operation.
- *
- * @param source the input string to be normalized.
- * @param mode the normalization mode
- * @param options the optional features to be enabled (0 for no options)
- * @param result The normalized string (on output).
- * @param status The error code.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static void U_EXPORT2 normalize(const UnicodeString& source,
- UNormalizationMode mode, int32_t options,
- UnicodeString& result,
- UErrorCode &status);
-
- /**
- * Compose a <code>UnicodeString</code>.
- * This is equivalent to normalize() with mode UNORM_NFC or UNORM_NFKC.
- * This is a wrapper for unorm_normalize(), using UnicodeString's.
- *
- * The <code>options</code> parameter specifies which optional
- * <code>Normalizer</code> features are to be enabled for this operation.
- *
- * @param source the string to be composed.
- * @param compat Perform compatibility decomposition before composition.
- * If this argument is <code>FALSE</code>, only canonical
- * decomposition will be performed.
- * @param options the optional features to be enabled (0 for no options)
- * @param result The composed string (on output).
- * @param status The error code.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static void U_EXPORT2 compose(const UnicodeString& source,
- UBool compat, int32_t options,
- UnicodeString& result,
- UErrorCode &status);
-
- /**
- * Static method to decompose a <code>UnicodeString</code>.
- * This is equivalent to normalize() with mode UNORM_NFD or UNORM_NFKD.
- * This is a wrapper for unorm_normalize(), using UnicodeString's.
- *
- * The <code>options</code> parameter specifies which optional
- * <code>Normalizer</code> features are to be enabled for this operation.
- *
- * @param source the string to be decomposed.
- * @param compat Perform compatibility decomposition.
- * If this argument is <code>FALSE</code>, only canonical
- * decomposition will be performed.
- * @param options the optional features to be enabled (0 for no options)
- * @param result The decomposed string (on output).
- * @param status The error code.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static void U_EXPORT2 decompose(const UnicodeString& source,
- UBool compat, int32_t options,
- UnicodeString& result,
- UErrorCode &status);
-
- /**
- * Performing quick check on a string, to quickly determine if the string is
- * in a particular normalization format.
- * This is a wrapper for unorm_quickCheck(), using a UnicodeString.
- *
- * Three types of result can be returned UNORM_YES, UNORM_NO or
- * UNORM_MAYBE. Result UNORM_YES indicates that the argument
- * string is in the desired normalized format, UNORM_NO determines that
- * argument string is not in the desired normalized format. A
- * UNORM_MAYBE result indicates that a more thorough check is required,
- * the user may have to put the string in its normalized form and compare the
- * results.
- * @param source string for determining if it is in a normalized format
- * @param mode normalization format
- * @param status A reference to a UErrorCode to receive any errors
- * @return UNORM_YES, UNORM_NO or UNORM_MAYBE
- *
- * @see isNormalized
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static inline UNormalizationCheckResult
- quickCheck(const UnicodeString &source, UNormalizationMode mode, UErrorCode &status);
-
- /**
- * Performing quick check on a string; same as the other version of quickCheck
- * but takes an extra options parameter like most normalization functions.
- *
- * @param source string for determining if it is in a normalized format
- * @param mode normalization format
- * @param options the optional features to be enabled (0 for no options)
- * @param status A reference to a UErrorCode to receive any errors
- * @return UNORM_YES, UNORM_NO or UNORM_MAYBE
- *
- * @see isNormalized
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static UNormalizationCheckResult
- quickCheck(const UnicodeString &source, UNormalizationMode mode, int32_t options, UErrorCode &status);
-
- /**
- * Test if a string is in a given normalization form.
- * This is semantically equivalent to source.equals(normalize(source, mode)) .
- *
- * Unlike unorm_quickCheck(), this function returns a definitive result,
- * never a "maybe".
- * For NFD, NFKD, and FCD, both functions work exactly the same.
- * For NFC and NFKC where quickCheck may return "maybe", this function will
- * perform further tests to arrive at a TRUE/FALSE result.
- *
- * @param src String that is to be tested if it is in a normalization format.
- * @param mode Which normalization form to test for.
- * @param errorCode ICU error code in/out parameter.
- * Must fulfill U_SUCCESS before the function call.
- * @return Boolean value indicating whether the source string is in the
- * "mode" normalization form.
- *
- * @see quickCheck
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static inline UBool
- isNormalized(const UnicodeString &src, UNormalizationMode mode, UErrorCode &errorCode);
-
- /**
- * Test if a string is in a given normalization form; same as the other version of isNormalized
- * but takes an extra options parameter like most normalization functions.
- *
- * @param src String that is to be tested if it is in a normalization format.
- * @param mode Which normalization form to test for.
- * @param options the optional features to be enabled (0 for no options)
- * @param errorCode ICU error code in/out parameter.
- * Must fulfill U_SUCCESS before the function call.
- * @return Boolean value indicating whether the source string is in the
- * "mode" normalization form.
- *
- * @see quickCheck
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static UBool
- isNormalized(const UnicodeString &src, UNormalizationMode mode, int32_t options, UErrorCode &errorCode);
-
- /**
- * Concatenate normalized strings, making sure that the result is normalized as well.
- *
- * If both the left and the right strings are in
- * the normalization form according to "mode/options",
- * then the result will be
- *
- * \code
- * dest=normalize(left+right, mode, options)
- * \endcode
- *
- * For details see unorm_concatenate in unorm.h.
- *
- * @param left Left source string.
- * @param right Right source string.
- * @param result The output string.
- * @param mode The normalization mode.
- * @param options A bit set of normalization options.
- * @param errorCode ICU error code in/out parameter.
- * Must fulfill U_SUCCESS before the function call.
- * @return result
- *
- * @see unorm_concatenate
- * @see normalize
- * @see unorm_next
- * @see unorm_previous
- *
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static UnicodeString &
- U_EXPORT2 concatenate(const UnicodeString &left, const UnicodeString &right,
- UnicodeString &result,
- UNormalizationMode mode, int32_t options,
- UErrorCode &errorCode);
-#endif /* U_HIDE_DEPRECATED_API */
-
- /**
- * Compare two strings for canonical equivalence.
- * Further options include case-insensitive comparison and
- * code point order (as opposed to code unit order).
- *
- * Canonical equivalence between two strings is defined as their normalized
- * forms (NFD or NFC) being identical.
- * This function compares strings incrementally instead of normalizing
- * (and optionally case-folding) both strings entirely,
- * improving performance significantly.
- *
- * Bulk normalization is only necessary if the strings do not fulfill the FCD
- * conditions. Only in this case, and only if the strings are relatively long,
- * is memory allocated temporarily.
- * For FCD strings and short non-FCD strings there is no memory allocation.
- *
- * Semantically, this is equivalent to
- * strcmp[CodePointOrder](NFD(foldCase(s1)), NFD(foldCase(s2)))
- * where code point order and foldCase are all optional.
- *
- * UAX 21 2.5 Caseless Matching specifies that for a canonical caseless match
- * the case folding must be performed first, then the normalization.
- *
- * @param s1 First source string.
- * @param s2 Second source string.
- *
- * @param options A bit set of options:
- * - U_FOLD_CASE_DEFAULT or 0 is used for default options:
- * Case-sensitive comparison in code unit order, and the input strings
- * are quick-checked for FCD.
- *
- * - UNORM_INPUT_IS_FCD
- * Set if the caller knows that both s1 and s2 fulfill the FCD conditions.
- * If not set, the function will quickCheck for FCD
- * and normalize if necessary.
- *
- * - U_COMPARE_CODE_POINT_ORDER
- * Set to choose code point order instead of code unit order
- * (see u_strCompare for details).
- *
- * - U_COMPARE_IGNORE_CASE
- * Set to compare strings case-insensitively using case folding,
- * instead of case-sensitively.
- * If set, then the following case folding options are used.
- *
- * - Options as used with case-insensitive comparisons, currently:
- *
- * - U_FOLD_CASE_EXCLUDE_SPECIAL_I
- * (see u_strCaseCompare for details)
- *
- * - regular normalization options shifted left by UNORM_COMPARE_NORM_OPTIONS_SHIFT
- *
- * @param errorCode ICU error code in/out parameter.
- * Must fulfill U_SUCCESS before the function call.
- * @return <0 or 0 or >0 as usual for string comparisons
- *
- * @see unorm_compare
- * @see normalize
- * @see UNORM_FCD
- * @see u_strCompare
- * @see u_strCaseCompare
- *
- * @stable ICU 2.2
- */
- static inline int32_t
- compare(const UnicodeString &s1, const UnicodeString &s2,
- uint32_t options,
- UErrorCode &errorCode);
-
-#ifndef U_HIDE_DEPRECATED_API
- //-------------------------------------------------------------------------
- // Iteration API
- //-------------------------------------------------------------------------
-
- /**
- * Return the current character in the normalized text.
- * current() may need to normalize some text at getIndex().
- * The getIndex() is not changed.
- *
- * @return the current normalized code point
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UChar32 current(void);
-
- /**
- * Return the first character in the normalized text.
- * This is equivalent to setIndexOnly(startIndex()) followed by next().
- * (Post-increment semantics.)
- *
- * @return the first normalized code point
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UChar32 first(void);
-
- /**
- * Return the last character in the normalized text.
- * This is equivalent to setIndexOnly(endIndex()) followed by previous().
- * (Pre-decrement semantics.)
- *
- * @return the last normalized code point
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UChar32 last(void);
-
- /**
- * Return the next character in the normalized text.
- * (Post-increment semantics.)
- * If the end of the text has already been reached, DONE is returned.
- * The DONE value could be confused with a U+FFFF non-character code point
- * in the text. If this is possible, you can test getIndex()<endIndex()
- * before calling next(), or (getIndex()<endIndex() || last()!=DONE)
- * after calling next(). (Calling last() will change the iterator state!)
- *
- * The C API unorm_next() is more efficient and does not have this ambiguity.
- *
- * @return the next normalized code point
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UChar32 next(void);
-
- /**
- * Return the previous character in the normalized text and decrement.
- * (Pre-decrement semantics.)
- * If the beginning of the text has already been reached, DONE is returned.
- * The DONE value could be confused with a U+FFFF non-character code point
- * in the text. If this is possible, you can test
- * (getIndex()>startIndex() || first()!=DONE). (Calling first() will change
- * the iterator state!)
- *
- * The C API unorm_previous() is more efficient and does not have this ambiguity.
- *
- * @return the previous normalized code point
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UChar32 previous(void);
-
- /**
- * Set the iteration position in the input text that is being normalized,
- * without any immediate normalization.
- * After setIndexOnly(), getIndex() will return the same index that is
- * specified here.
- *
- * @param index the desired index in the input text.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setIndexOnly(int32_t index);
-
- /**
- * Reset the index to the beginning of the text.
- * This is equivalent to setIndexOnly(startIndex)).
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void reset(void);
-
- /**
- * Retrieve the current iteration position in the input text that is
- * being normalized.
- *
- * A following call to next() will return a normalized code point from
- * the input text at or after this index.
- *
- * After a call to previous(), getIndex() will point at or before the
- * position in the input text where the normalized code point
- * was returned from with previous().
- *
- * @return the current index in the input text
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- int32_t getIndex(void) const;
-
- /**
- * Retrieve the index of the start of the input text. This is the begin index
- * of the <code>CharacterIterator</code> or the start (i.e. index 0) of the string
- * over which this <code>Normalizer</code> is iterating.
- *
- * @return the smallest index in the input text where the Normalizer operates
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- int32_t startIndex(void) const;
-
- /**
- * Retrieve the index of the end of the input text. This is the end index
- * of the <code>CharacterIterator</code> or the length of the string
- * over which this <code>Normalizer</code> is iterating.
- * This end index is exclusive, i.e., the Normalizer operates only on characters
- * before this index.
- *
- * @return the first index in the input text where the Normalizer does not operate
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- int32_t endIndex(void) const;
-
- /**
- * Returns TRUE when both iterators refer to the same character in the same
- * input text.
- *
- * @param that a Normalizer object to compare this one to
- * @return comparison result
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UBool operator==(const Normalizer& that) const;
-
- /**
- * Returns FALSE when both iterators refer to the same character in the same
- * input text.
- *
- * @param that a Normalizer object to compare this one to
- * @return comparison result
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- inline UBool operator!=(const Normalizer& that) const;
-
- /**
- * Returns a pointer to a new Normalizer that is a clone of this one.
- * The caller is responsible for deleting the new clone.
- * @return a pointer to a new Normalizer
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- Normalizer* clone(void) const;
-
- /**
- * Generates a hash code for this iterator.
- *
- * @return the hash code
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- int32_t hashCode(void) const;
-
- //-------------------------------------------------------------------------
- // Property access methods
- //-------------------------------------------------------------------------
-
- /**
- * Set the normalization mode for this object.
- * <p>
- * <b>Note:</b>If the normalization mode is changed while iterating
- * over a string, calls to {@link #next() } and {@link #previous() } may
- * return previously buffers characters in the old normalization mode
- * until the iteration is able to re-sync at the next base character.
- * It is safest to call {@link #setIndexOnly }, {@link #reset() },
- * {@link #setText }, {@link #first() },
- * {@link #last() }, etc. after calling <code>setMode</code>.
- * <p>
- * @param newMode the new mode for this <code>Normalizer</code>.
- * @see #getUMode
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setMode(UNormalizationMode newMode);
-
- /**
- * Return the normalization mode for this object.
- *
- * This is an unusual name because there used to be a getMode() that
- * returned a different type.
- *
- * @return the mode for this <code>Normalizer</code>
- * @see #setMode
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UNormalizationMode getUMode(void) const;
-
- /**
- * Set options that affect this <code>Normalizer</code>'s operation.
- * Options do not change the basic composition or decomposition operation
- * that is being performed, but they control whether
- * certain optional portions of the operation are done.
- * Currently the only available option is obsolete.
- *
- * It is possible to specify multiple options that are all turned on or off.
- *
- * @param option the option(s) whose value is/are to be set.
- * @param value the new setting for the option. Use <code>TRUE</code> to
- * turn the option(s) on and <code>FALSE</code> to turn it/them off.
- *
- * @see #getOption
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setOption(int32_t option,
- UBool value);
-
- /**
- * Determine whether an option is turned on or off.
- * If multiple options are specified, then the result is TRUE if any
- * of them are set.
- * <p>
- * @param option the option(s) that are to be checked
- * @return TRUE if any of the option(s) are set
- * @see #setOption
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- UBool getOption(int32_t option) const;
-
- /**
- * Set the input text over which this <code>Normalizer</code> will iterate.
- * The iteration position is set to the beginning.
- *
- * @param newText a string that replaces the current input text
- * @param status a UErrorCode
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setText(const UnicodeString& newText,
- UErrorCode &status);
-
- /**
- * Set the input text over which this <code>Normalizer</code> will iterate.
- * The iteration position is set to the beginning.
- *
- * @param newText a CharacterIterator object that replaces the current input text
- * @param status a UErrorCode
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setText(const CharacterIterator& newText,
- UErrorCode &status);
-
- /**
- * Set the input text over which this <code>Normalizer</code> will iterate.
- * The iteration position is set to the beginning.
- *
- * @param newText a string that replaces the current input text
- * @param length the length of the string, or -1 if NUL-terminated
- * @param status a UErrorCode
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void setText(ConstChar16Ptr newText,
- int32_t length,
- UErrorCode &status);
- /**
- * Copies the input text into the UnicodeString argument.
- *
- * @param result Receives a copy of the text under iteration.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- void getText(UnicodeString& result);
-
- /**
- * ICU "poor man's RTTI", returns a UClassID for this class.
- * @returns a UClassID for this class.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- static UClassID U_EXPORT2 getStaticClassID();
-#endif /* U_HIDE_DEPRECATED_API */
-
- /**
- * ICU "poor man's RTTI", returns a UClassID for the actual class.
- * @return a UClassID for the actual class.
- * @deprecated ICU 56 Use Normalizer2 instead.
- */
- virtual UClassID getDynamicClassID() const;
-
-private:
- //-------------------------------------------------------------------------
- // Private functions
- //-------------------------------------------------------------------------
-
- Normalizer(); // default constructor not implemented
- Normalizer &operator=(const Normalizer &that); // assignment operator not implemented
-
- // Private utility methods for iteration
- // For documentation, see the source code
- UBool nextNormalize();
- UBool previousNormalize();
-
- void init();
- void clearBuffer(void);
-
- //-------------------------------------------------------------------------
- // Private data
- //-------------------------------------------------------------------------
-
- FilteredNormalizer2*fFilteredNorm2; // owned if not NULL
- const Normalizer2 *fNorm2; // not owned; may be equal to fFilteredNorm2
- UNormalizationMode fUMode; // deprecated
- int32_t fOptions;
-
- // The input text and our position in it
- CharacterIterator *text;
-
- // The normalization buffer is the result of normalization
- // of the source in [currentIndex..nextIndex[ .
- int32_t currentIndex, nextIndex;
-
- // A buffer for holding intermediate results
- UnicodeString buffer;
- int32_t bufferPos;
-};
-
-//-------------------------------------------------------------------------
-// Inline implementations
-//-------------------------------------------------------------------------
-
-#ifndef U_HIDE_DEPRECATED_API
-inline UBool
-Normalizer::operator!= (const Normalizer& other) const
-{ return ! operator==(other); }
-
-inline UNormalizationCheckResult
-Normalizer::quickCheck(const UnicodeString& source,
- UNormalizationMode mode,
- UErrorCode &status) {
- return quickCheck(source, mode, 0, status);
-}
-
-inline UBool
-Normalizer::isNormalized(const UnicodeString& source,
- UNormalizationMode mode,
- UErrorCode &status) {
- return isNormalized(source, mode, 0, status);
-}
-#endif /* U_HIDE_DEPRECATED_API */
-
-inline int32_t
-Normalizer::compare(const UnicodeString &s1, const UnicodeString &s2,
- uint32_t options,
- UErrorCode &errorCode) {
- // all argument checking is done in unorm_compare
- return unorm_compare(toUCharPtr(s1.getBuffer()), s1.length(),
- toUCharPtr(s2.getBuffer()), s2.length(),
- options,
- &errorCode);
-}
-
-U_NAMESPACE_END
-
-#endif /* #if !UCONFIG_NO_NORMALIZATION */
-
-#endif // NORMLZR_H