/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#include "tinyunicode.h"

namespace analysis {

	namespace unicode {

        // See Chapter 16 Hangul in http://unicode.org/reports/tr15/ for reference

        // 

        // Ported from Hangul Java code example

        //

        int IsHangulSyllable(int c) {

            return (c >= 0xAC00 && c <= 0xD7AF);

        }

        int IsHangulJamo(int c) {

            return (c >= 0x1100 && c < 0x1200)     // Hangul Jamo

                || (c >= 0x3130 && c <= 0x318F)    // Hangul compatibility Jamo

                || (c >= 0xA960 && c < 0xA97F)     // Hangul Jamo Extended-A

                || (c >= 0xD780 && c <= 0xD7FF)    // Hangul Jamo Extended-B

                || (c >= 0xff00 && c <= 0xffef);   // Hangul halfwidth and fullwidth forms

        }

        int IsHangul(int c) {

            return IsHangulSyllable(c) || IsHangulJamo(c); 

        }

		int IsCjk(int c) {

			return (c >= 0x4E00 && c < 0xa000)  // CJK Unified ideographs block

                 || IsHangul(c)              // Korean alphabet

				 || (c >= 0x3400 && c < 0x4Dc0)     // CJK Unified ideographs extension A

				 || (c >= 0x3040 && c <= 0x309f)    // Hiragana

				 || (c >= 0x20000 && c < 0x30000);  // CJK Unified ideographs extension B, C, D E and so forth

		}

		int IsThai(int c) {

			return (c >= 0x0E00) && (c < 0x0F00); // Thai unicode block 

		}

	}

}