mirror of
https://github.com/VincentWei/MiniGUI.git
synced 2026-10-01 12:23:22 +08:00
294 lines
12 KiB
C
294 lines
12 KiB
C
/*
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* This file is part of MiniGUI, a mature cross-platform windowing
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* and Graphics User Interface (GUI) support system for embedded systems
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* and smart IoT devices.
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*
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* Copyright (C) 2002~2018, Beijing FMSoft Technologies Co., Ltd.
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* Copyright (C) 1998~2002, WEI Yongming
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* Or,
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*
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* As this program is a library, any link to this program must follow
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* GNU General Public License version 3 (GPLv3). If you cannot accept
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* GPLv3, you need to be licensed from FMSoft.
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*
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* If you have got a commercial license of this program, please use it
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* under the terms and conditions of the commercial license.
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*
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* For more information about the commercial license, please refer to
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* <http://www.minigui.com/en/about/licensing-policy/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <assert.h>
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#include "common.h"
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#include "minigui.h"
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#include "gdi.h"
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#ifdef _MGCHARSET_UNICODE
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#include "unicode-script-table.h"
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#define SCRIPT_TABLE_MIDPOINT (TABLESIZE (unicode_script_table) / 2)
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static inline int unichar_get_script_bsearch (Uchar32 ch)
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{
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int lower = 0;
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int upper = (int)TABLESIZE (unicode_script_table) - 1;
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static int saved_mid = SCRIPT_TABLE_MIDPOINT;
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int mid = saved_mid;
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do {
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if (ch < unicode_script_table[mid].start)
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upper = mid - 1;
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else if (ch >= unicode_script_table[mid].start + unicode_script_table[mid].chars)
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lower = mid + 1;
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else
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return unicode_script_table[saved_mid = mid].script;
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mid = (lower + upper) / 2;
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} while (lower <= upper);
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return UCHAR_SCRIPT_UNKNOWN;
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}
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int GUIAPI UCharGetScriptType (Uchar32 ch)
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{
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if (ch < EASY_SCRIPTS_RANGE)
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return unicode_script_easy_table[ch];
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else
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return unichar_get_script_bsearch (ch);
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}
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/* http://unicode.org/iso15924/ */
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static const Uint32 iso15924_tags[] =
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{
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#define PACK(a,b,c,d) ((Uint32)((((Uint8)(a))<<24)|(((Uint8)(b))<<16)|(((Uint8)(c))<<8)|((Uint8)(d))))
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PACK ('Z','y','y','y'), /* UCHAR_SCRIPT_COMMON */
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PACK ('Z','i','n','h'), /* UCHAR_SCRIPT_INHERITED */
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PACK ('A','r','a','b'), /* UCHAR_SCRIPT_ARABIC */
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PACK ('A','r','m','n'), /* UCHAR_SCRIPT_ARMENIAN */
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PACK ('B','e','n','g'), /* UCHAR_SCRIPT_BENGALI */
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PACK ('B','o','p','o'), /* UCHAR_SCRIPT_BOPOMOFO */
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PACK ('C','h','e','r'), /* UCHAR_SCRIPT_CHEROKEE */
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PACK ('C','o','p','t'), /* UCHAR_SCRIPT_COPTIC */
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PACK ('C','y','r','l'), /* UCHAR_SCRIPT_CYRILLIC */
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PACK ('D','s','r','t'), /* UCHAR_SCRIPT_DESERET */
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PACK ('D','e','v','a'), /* UCHAR_SCRIPT_DEVANAGARI */
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PACK ('E','t','h','i'), /* UCHAR_SCRIPT_ETHIOPIC */
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PACK ('G','e','o','r'), /* UCHAR_SCRIPT_GEORGIAN */
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PACK ('G','o','t','h'), /* UCHAR_SCRIPT_GOTHIC */
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PACK ('G','r','e','k'), /* UCHAR_SCRIPT_GREEK */
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PACK ('G','u','j','r'), /* UCHAR_SCRIPT_GUJARATI */
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PACK ('G','u','r','u'), /* UCHAR_SCRIPT_GURMUKHI */
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PACK ('H','a','n','i'), /* UCHAR_SCRIPT_HAN */
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PACK ('H','a','n','g'), /* UCHAR_SCRIPT_HANGUL */
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PACK ('H','e','b','r'), /* UCHAR_SCRIPT_HEBREW */
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PACK ('H','i','r','a'), /* UCHAR_SCRIPT_HIRAGANA */
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PACK ('K','n','d','a'), /* UCHAR_SCRIPT_KANNADA */
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PACK ('K','a','n','a'), /* UCHAR_SCRIPT_KATAKANA */
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PACK ('K','h','m','r'), /* UCHAR_SCRIPT_KHMER */
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PACK ('L','a','o','o'), /* UCHAR_SCRIPT_LAO */
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PACK ('L','a','t','n'), /* UCHAR_SCRIPT_LATIN */
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PACK ('M','l','y','m'), /* UCHAR_SCRIPT_MALAYALAM */
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PACK ('M','o','n','g'), /* UCHAR_SCRIPT_MONGOLIAN */
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PACK ('M','y','m','r'), /* UCHAR_SCRIPT_MYANMAR */
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PACK ('O','g','a','m'), /* UCHAR_SCRIPT_OGHAM */
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PACK ('I','t','a','l'), /* UCHAR_SCRIPT_OLD_ITALIC */
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PACK ('O','r','y','a'), /* UCHAR_SCRIPT_ORIYA */
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PACK ('R','u','n','r'), /* UCHAR_SCRIPT_RUNIC */
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PACK ('S','i','n','h'), /* UCHAR_SCRIPT_SINHALA */
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PACK ('S','y','r','c'), /* UCHAR_SCRIPT_SYRIAC */
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PACK ('T','a','m','l'), /* UCHAR_SCRIPT_TAMIL */
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PACK ('T','e','l','u'), /* UCHAR_SCRIPT_TELUGU */
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PACK ('T','h','a','a'), /* UCHAR_SCRIPT_THAANA */
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PACK ('T','h','a','i'), /* UCHAR_SCRIPT_THAI */
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PACK ('T','i','b','t'), /* UCHAR_SCRIPT_TIBETAN */
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PACK ('C','a','n','s'), /* UCHAR_SCRIPT_CANADIAN_ABORIGINAL */
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PACK ('Y','i','i','i'), /* UCHAR_SCRIPT_YI */
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PACK ('T','g','l','g'), /* UCHAR_SCRIPT_TAGALOG */
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PACK ('H','a','n','o'), /* UCHAR_SCRIPT_HANUNOO */
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PACK ('B','u','h','d'), /* UCHAR_SCRIPT_BUHID */
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PACK ('T','a','g','b'), /* UCHAR_SCRIPT_TAGBANWA */
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/* Unicode-4.0 additions */
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PACK ('B','r','a','i'), /* UCHAR_SCRIPT_BRAILLE */
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PACK ('C','p','r','t'), /* UCHAR_SCRIPT_CYPRIOT */
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PACK ('L','i','m','b'), /* UCHAR_SCRIPT_LIMBU */
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PACK ('O','s','m','a'), /* UCHAR_SCRIPT_OSMANYA */
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PACK ('S','h','a','w'), /* UCHAR_SCRIPT_SHAVIAN */
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PACK ('L','i','n','b'), /* UCHAR_SCRIPT_LINEAR_B */
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PACK ('T','a','l','e'), /* UCHAR_SCRIPT_TAI_LE */
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PACK ('U','g','a','r'), /* UCHAR_SCRIPT_UGARITIC */
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/* Unicode-4.1 additions */
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PACK ('T','a','l','u'), /* UCHAR_SCRIPT_NEW_TAI_LUE */
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PACK ('B','u','g','i'), /* UCHAR_SCRIPT_BUGINESE */
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PACK ('G','l','a','g'), /* UCHAR_SCRIPT_GLAGOLITIC */
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PACK ('T','f','n','g'), /* UCHAR_SCRIPT_TIFINAGH */
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PACK ('S','y','l','o'), /* UCHAR_SCRIPT_SYLOTI_NAGRI */
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PACK ('X','p','e','o'), /* UCHAR_SCRIPT_OLD_PERSIAN */
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PACK ('K','h','a','r'), /* UCHAR_SCRIPT_KHAROSHTHI */
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/* Unicode-5.0 additions */
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PACK ('Z','z','z','z'), /* UCHAR_SCRIPT_UNKNOWN */
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PACK ('B','a','l','i'), /* UCHAR_SCRIPT_BALINESE */
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PACK ('X','s','u','x'), /* UCHAR_SCRIPT_CUNEIFORM */
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PACK ('P','h','n','x'), /* UCHAR_SCRIPT_PHOENICIAN */
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PACK ('P','h','a','g'), /* UCHAR_SCRIPT_PHAGS_PA */
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PACK ('N','k','o','o'), /* UCHAR_SCRIPT_NKO */
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/* Unicode-5.1 additions */
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PACK ('K','a','l','i'), /* UCHAR_SCRIPT_KAYAH_LI */
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PACK ('L','e','p','c'), /* UCHAR_SCRIPT_LEPCHA */
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PACK ('R','j','n','g'), /* UCHAR_SCRIPT_REJANG */
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PACK ('S','u','n','d'), /* UCHAR_SCRIPT_SUNDANESE */
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PACK ('S','a','u','r'), /* UCHAR_SCRIPT_SAURASHTRA */
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PACK ('C','h','a','m'), /* UCHAR_SCRIPT_CHAM */
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PACK ('O','l','c','k'), /* UCHAR_SCRIPT_OL_CHIKI */
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PACK ('V','a','i','i'), /* UCHAR_SCRIPT_VAI */
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PACK ('C','a','r','i'), /* UCHAR_SCRIPT_CARIAN */
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PACK ('L','y','c','i'), /* UCHAR_SCRIPT_LYCIAN */
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PACK ('L','y','d','i'), /* UCHAR_SCRIPT_LYDIAN */
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/* Unicode-5.2 additions */
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PACK ('A','v','s','t'), /* UCHAR_SCRIPT_AVESTAN */
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PACK ('B','a','m','u'), /* UCHAR_SCRIPT_BAMUM */
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PACK ('E','g','y','p'), /* UCHAR_SCRIPT_EGYPTIAN_HIEROGLYPHS */
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PACK ('A','r','m','i'), /* UCHAR_SCRIPT_IMPERIAL_ARAMAIC */
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PACK ('P','h','l','i'), /* UCHAR_SCRIPT_INSCRIPTIONAL_PAHLAVI */
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PACK ('P','r','t','i'), /* UCHAR_SCRIPT_INSCRIPTIONAL_PARTHIAN */
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PACK ('J','a','v','a'), /* UCHAR_SCRIPT_JAVANESE */
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PACK ('K','t','h','i'), /* UCHAR_SCRIPT_KAITHI */
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PACK ('L','i','s','u'), /* UCHAR_SCRIPT_LISU */
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PACK ('M','t','e','i'), /* UCHAR_SCRIPT_MEETEI_MAYEK */
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PACK ('S','a','r','b'), /* UCHAR_SCRIPT_OLD_SOUTH_ARABIAN */
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PACK ('O','r','k','h'), /* UCHAR_SCRIPT_OLD_TURKIC */
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PACK ('S','a','m','r'), /* UCHAR_SCRIPT_SAMARITAN */
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PACK ('L','a','n','a'), /* UCHAR_SCRIPT_TAI_THAM */
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PACK ('T','a','v','t'), /* UCHAR_SCRIPT_TAI_VIET */
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/* Unicode-6.0 additions */
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PACK ('B','a','t','k'), /* UCHAR_SCRIPT_BATAK */
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PACK ('B','r','a','h'), /* UCHAR_SCRIPT_BRAHMI */
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PACK ('M','a','n','d'), /* UCHAR_SCRIPT_MANDAIC */
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/* Unicode-6.1 additions */
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PACK ('C','a','k','m'), /* UCHAR_SCRIPT_CHAKMA */
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PACK ('M','e','r','c'), /* UCHAR_SCRIPT_MEROITIC_CURSIVE */
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PACK ('M','e','r','o'), /* UCHAR_SCRIPT_MEROITIC_HIEROGLYPHS */
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PACK ('P','l','r','d'), /* UCHAR_SCRIPT_MIAO */
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PACK ('S','h','r','d'), /* UCHAR_SCRIPT_SHARADA */
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PACK ('S','o','r','a'), /* UCHAR_SCRIPT_SORA_SOMPENG */
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PACK ('T','a','k','r'), /* UCHAR_SCRIPT_TAKRI */
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/* Unicode 7.0 additions */
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PACK ('B','a','s','s'), /* UCHAR_SCRIPT_BASSA_VAH */
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PACK ('A','g','h','b'), /* UCHAR_SCRIPT_CAUCASIAN_ALBANIAN */
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PACK ('D','u','p','l'), /* UCHAR_SCRIPT_DUPLOYAN */
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PACK ('E','l','b','a'), /* UCHAR_SCRIPT_ELBASAN */
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PACK ('G','r','a','n'), /* UCHAR_SCRIPT_GRANTHA */
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PACK ('K','h','o','j'), /* UCHAR_SCRIPT_KHOJKI*/
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PACK ('S','i','n','d'), /* UCHAR_SCRIPT_KHUDAWADI */
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PACK ('L','i','n','a'), /* UCHAR_SCRIPT_LINEAR_A */
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PACK ('M','a','h','j'), /* UCHAR_SCRIPT_MAHAJANI */
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PACK ('M','a','n','u'), /* UCHAR_SCRIPT_MANICHAEAN */
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PACK ('M','e','n','d'), /* UCHAR_SCRIPT_MENDE_KIKAKUI */
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PACK ('M','o','d','i'), /* UCHAR_SCRIPT_MODI */
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PACK ('M','r','o','o'), /* UCHAR_SCRIPT_MRO */
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PACK ('N','b','a','t'), /* UCHAR_SCRIPT_NABATAEAN */
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PACK ('N','a','r','b'), /* UCHAR_SCRIPT_OLD_NORTH_ARABIAN */
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PACK ('P','e','r','m'), /* UCHAR_SCRIPT_OLD_PERMIC */
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PACK ('H','m','n','g'), /* UCHAR_SCRIPT_PAHAWH_HMONG */
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PACK ('P','a','l','m'), /* UCHAR_SCRIPT_PALMYRENE */
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PACK ('P','a','u','c'), /* UCHAR_SCRIPT_PAU_CIN_HAU */
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PACK ('P','h','l','p'), /* UCHAR_SCRIPT_PSALTER_PAHLAVI */
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PACK ('S','i','d','d'), /* UCHAR_SCRIPT_SIDDHAM */
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PACK ('T','i','r','h'), /* UCHAR_SCRIPT_TIRHUTA */
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PACK ('W','a','r','a'), /* UCHAR_SCRIPT_WARANG_CITI */
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/* Unicode 8.0 additions */
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PACK ('A','h','o','m'), /* UCHAR_SCRIPT_AHOM */
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PACK ('H','l','u','w'), /* UCHAR_SCRIPT_ANATOLIAN_HIEROGLYPHS */
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PACK ('H','a','t','r'), /* UCHAR_SCRIPT_HATRAN */
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PACK ('M','u','l','t'), /* UCHAR_SCRIPT_MULTANI */
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PACK ('H','u','n','g'), /* UCHAR_SCRIPT_OLD_HUNGARIAN */
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PACK ('S','g','n','w'), /* UCHAR_SCRIPT_SIGNWRITING */
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/* Unicode 9.0 additions */
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PACK ('A','d','l','m'), /* UCHAR_SCRIPT_ADLAM */
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PACK ('B','h','k','s'), /* UCHAR_SCRIPT_BHAIKSUKI */
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PACK ('M','a','r','c'), /* UCHAR_SCRIPT_MARCHEN */
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PACK ('N','e','w','a'), /* UCHAR_SCRIPT_NEWA */
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PACK ('O','s','g','e'), /* UCHAR_SCRIPT_OSAGE */
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PACK ('T','a','n','g'), /* UCHAR_SCRIPT_TANGUT */
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/* Unicode 10.0 additions */
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PACK ('G','o','n','m'), /* UCHAR_SCRIPT_MASARAM_GONDI */
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PACK ('N','s','h','u'), /* UCHAR_SCRIPT_NUSHU */
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PACK ('S','o','y','o'), /* UCHAR_SCRIPT_SOYOMBO */
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PACK ('Z','a','n','b'), /* UCHAR_SCRIPT_ZANABAZAR_SQUARE */
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/* Unicode 11.0 additions */
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PACK ('D','o','g','r'), /* UCHAR_SCRIPT_DOGRA */
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PACK ('G','o','n','g'), /* UCHAR_SCRIPT_GUNJALA_GONDI */
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PACK ('R','o','h','g'), /* UCHAR_SCRIPT_HANIFI_ROHINGYA */
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PACK ('M','a','k','a'), /* UCHAR_SCRIPT_MAKASAR */
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PACK ('M','e','d','f'), /* UCHAR_SCRIPT_MEDEFAIDRIN */
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PACK ('S','o','g','o'), /* UCHAR_SCRIPT_OLD_SOGDIAN */
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PACK ('S','o','g','d'), /* UCHAR_SCRIPT_SOGDIAN */
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/* Unicode 12.0 additions */
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PACK ('E','l','y','m'), /* UCHAR_SCRIPT_ELYMAIC */
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PACK ('N','a','n','d'), /* UCHAR_SCRIPT_NANDINAGARI */
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PACK ('H','m','n','p'), /* UCHAR_SCRIPT_NYIAKENG_PUACHUE_HMONG */
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PACK ('W','c','h','o'), /* UCHAR_SCRIPT_WANCHO */
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#undef PACK
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};
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Uint32 GUIAPI UCharScriptTypeToISO15924 (int script)
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{
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if (script == UCHAR_SCRIPT_INVALID_CODE)
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return 0;
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if (script < 0 || script >= (int) TABLESIZE (iso15924_tags))
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return 0x5A7A7A7A;
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return iso15924_tags[script];
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}
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int GUIAPI UCharScriptTypeFromISO15924 (Uint32 iso15924)
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{
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unsigned int i;
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if (!iso15924)
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return UCHAR_SCRIPT_INVALID_CODE;
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for (i = 0; i < TABLESIZE (iso15924_tags); i++)
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if (iso15924_tags[i] == iso15924)
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return (int) i;
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return UCHAR_SCRIPT_UNKNOWN;
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}
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#endif /* _MGCHARSET_UNICODE */
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