jdk/src/share/native/sun/font/layout/LEGlyphFilter.h

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
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/*
 *
 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
 *
 */

#ifndef __LEGLYPHFILTER__H
#define __LEGLYPHFILTER__H

#include "LETypes.h"

U_NAMESPACE_BEGIN

#ifndef U_HIDE_INTERNAL_API
/**
 * This is a helper class that is used to
 * recognize a set of glyph indices.
 *
 * @internal
 */
class LEGlyphFilter /* not : public UObject because this is an interface/mixin class */ {
public:
    /**
     * Destructor.
     * @internal
     */
    virtual ~LEGlyphFilter();

    /**
     * This method is used to test a particular
     * glyph index to see if it is in the set
     * recognized by the filter.
     *
     * @param glyph - the glyph index to be tested
     *
     * @return TRUE if the glyph index is in the set.
     *
     * @internal
     */
    virtual le_bool accept(LEGlyphID glyph, LEErrorCode &success) const = 0;
};
#endif  /* U_HIDE_INTERNAL_API */

U_NAMESPACE_END
#endif