/*

*******************************************************************************

*

*   Copyright (C) 2004-2005, International Business Machines

*   Corporation and others.  All Rights Reserved.

*

*******************************************************************************

*   file name:  uset_imp.h

*   encoding:   US-ASCII

*   tab size:   8 (not used)

*   indentation:4

*

*   created on: 2004sep07

*   created by: Markus W. Scherer

*

*   Internal USet definitions.

*/

#ifndef __USET_IMP_H__

#define __USET_IMP_H__

#include "unicode/utypes.h"

#include "unicode/uset.h"

U_CDECL_BEGIN

typedef void U_CALLCONV

USetAdd(USet *set, UChar32 c);

typedef void U_CALLCONV

USetAddRange(USet *set, UChar32 start, UChar32 end);

typedef void U_CALLCONV

USetAddString(USet *set, const UChar *str, int32_t length);

typedef void U_CALLCONV

USetRemove(USet *set, UChar32 c);

/**

 * Interface for adding items to a USet, to keep low-level code from

 * statically depending on the USet implementation.

 * Calls will look like sa->add(sa->set, c);

 */

struct USetAdder {

    USet *set;

    USetAdd *add;

    USetAddRange *addRange;

    USetAddString *addString;

    USetRemove *remove;

};

typedef struct USetAdder USetAdder;

U_CDECL_END

/**

 * Get the set of "white space" characters in the sense of ICU rule

 * parsers.  Caller must close/delete result.

 * Equivalent to the set of characters with the Pattern_White_Space Unicode property.

 * Stable set of characters, won't change.

 * See UAX #31 Identifier and Pattern Syntax: http://www.unicode.org/reports/tr31/

 * @internal

 */

U_CAPI USet* U_EXPORT2

uprv_openRuleWhiteSpaceSet(UErrorCode* ec);

#endif