233 lines
6.5 KiB
C
233 lines
6.5 KiB
C
#include "ff.h"
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#include "fontupd.h"
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#include "w25qxx.h"
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//////////////////////////////////////////////////////////////////////////////////
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//本程序只供学习使用，未经作者许可，不得用于其它任何用途
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//ALIENTEK STM32开发板
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//ffunicode.c修改后 代码
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//正点原子@ALIENTEK
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//技术论坛:www.openedv.com
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//创建日期:2018/8/2
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//版本：V1.0
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//版权所有，盗版必究。
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//Copyright(C) 广州市星翼电子科技有限公司 2014-2024
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//All rights reserved
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//////////////////////////////////////////////////////////////////////////////////
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/*------------------------------------------------------------------------*/
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/* OEM <==> Unicode conversions for static code page configuration */
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/* DBCS fixed code page */
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/*------------------------------------------------------------------------*/
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WCHAR ff_uni2oem ( /* Returns OEM code character, zero on error */
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DWORD uni, /* UTF-16 encoded character to be converted */
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WORD cp /* Code page for the conversion */
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)
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{
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WCHAR t[2];
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WCHAR c;
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u32 i, li, hi;
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u16 n;
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u32 gbk2uni_offset=0;
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if (uni<0x80)c=uni; //ASCII,直接不用转换.
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else
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{
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hi=ftinfo.ugbksize/2;//对半开.
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hi =hi / 4 - 1;
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li = 0;
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for (n = 16; n; n--)
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{
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i = li + (hi - li) / 2;
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W25QXX_Read((u8*)&t,ftinfo.ugbkaddr+i*4+gbk2uni_offset,4);//读出4个字节
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if (uni== t[0]) break;
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if (uni>t[0])li = i;
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else hi = i;
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}
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c = n ? t[1] : 0;
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}
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return c;
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}
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WCHAR ff_oem2uni ( /* Returns Unicode character, zero on error */
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WCHAR oem, /* OEM code to be converted */
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WORD cp /* Code page for the conversion */
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)
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{
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WCHAR t[2];
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WCHAR c;
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u32 i, li, hi;
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u16 n;
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u32 gbk2uni_offset=ftinfo.ugbksize/2;
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if (oem<0x80)c=oem; //ASCII,直接不用转换.
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else
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{
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hi=ftinfo.ugbksize/2;//对半开.
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hi =hi / 4 - 1;
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li = 0;
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for (n = 16; n; n--)
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{
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i = li + (hi - li) / 2;
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W25QXX_Read((u8*)&t,ftinfo.ugbkaddr+i*4+gbk2uni_offset,4);//读出4个字节
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if (oem==t[0]) break;
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if (oem>t[0])li = i;
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else hi = i;
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}
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c = n ? t[1] : 0;
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}
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return c;
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}
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/*------------------------------------------------------------------------*/
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/* Unicode up-case conversion */
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/*------------------------------------------------------------------------*/
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DWORD ff_wtoupper ( /* Returns up-converted code point */
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DWORD uni /* Unicode code point to be up-converted */
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)
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{
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const WORD *p;
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WORD uc, bc, nc, cmd;
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static const WORD cvt1[] = { /* Compressed up conversion table for U+0000 - U+0FFF */
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/* Basic Latin */
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0x0061,0x031A,
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/* Latin-1 Supplement */
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0x00E0,0x0317,
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0x00F8,0x0307,
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0x00FF,0x0001,0x0178,
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/* Latin Extended-A */
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0x0100,0x0130,
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0x0132,0x0106,
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0x0139,0x0110,
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0x014A,0x012E,
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0x0179,0x0106,
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/* Latin Extended-B */
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0x0180,0x004D,0x0243,0x0181,0x0182,0x0182,0x0184,0x0184,0x0186,0x0187,0x0187,0x0189,0x018A,0x018B,0x018B,0x018D,0x018E,0x018F,0x0190,0x0191,0x0191,0x0193,0x0194,0x01F6,0x0196,0x0197,0x0198,0x0198,0x023D,0x019B,0x019C,0x019D,0x0220,0x019F,0x01A0,0x01A0,0x01A2,0x01A2,0x01A4,0x01A4,0x01A6,0x01A7,0x01A7,0x01A9,0x01AA,0x01AB,0x01AC,0x01AC,0x01AE,0x01AF,0x01AF,0x01B1,0x01B2,0x01B3,0x01B3,0x01B5,0x01B5,0x01B7,0x01B8,0x01B8,0x01BA,0x01BB,0x01BC,0x01BC,0x01BE,0x01F7,0x01C0,0x01C1,0x01C2,0x01C3,0x01C4,0x01C5,0x01C4,0x01C7,0x01C8,0x01C7,0x01CA,0x01CB,0x01CA,
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0x01CD,0x0110,
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0x01DD,0x0001,0x018E,
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0x01DE,0x0112,
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0x01F3,0x0003,0x01F1,0x01F4,0x01F4,
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0x01F8,0x0128,
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0x0222,0x0112,
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0x023A,0x0009,0x2C65,0x023B,0x023B,0x023D,0x2C66,0x023F,0x0240,0x0241,0x0241,
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0x0246,0x010A,
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/* IPA Extensions */
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0x0253,0x0040,0x0181,0x0186,0x0255,0x0189,0x018A,0x0258,0x018F,0x025A,0x0190,0x025C,0x025D,0x025E,0x025F,0x0193,0x0261,0x0262,0x0194,0x0264,0x0265,0x0266,0x0267,0x0197,0x0196,0x026A,0x2C62,0x026C,0x026D,0x026E,0x019C,0x0270,0x0271,0x019D,0x0273,0x0274,0x019F,0x0276,0x0277,0x0278,0x0279,0x027A,0x027B,0x027C,0x2C64,0x027E,0x027F,0x01A6,0x0281,0x0282,0x01A9,0x0284,0x0285,0x0286,0x0287,0x01AE,0x0244,0x01B1,0x01B2,0x0245,0x028D,0x028E,0x028F,0x0290,0x0291,0x01B7,
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/* Greek, Coptic */
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0x037B,0x0003,0x03FD,0x03FE,0x03FF,
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0x03AC,0x0004,0x0386,0x0388,0x0389,0x038A,
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0x03B1,0x0311,
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0x03C2,0x0002,0x03A3,0x03A3,
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0x03C4,0x0308,
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0x03CC,0x0003,0x038C,0x038E,0x038F,
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0x03D8,0x0118,
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0x03F2,0x000A,0x03F9,0x03F3,0x03F4,0x03F5,0x03F6,0x03F7,0x03F7,0x03F9,0x03FA,0x03FA,
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/* Cyrillic */
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0x0430,0x0320,
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0x0450,0x0710,
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0x0460,0x0122,
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0x048A,0x0136,
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0x04C1,0x010E,
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0x04CF,0x0001,0x04C0,
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0x04D0,0x0144,
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/* Armenian */
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0x0561,0x0426,
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0x0000 /* EOT */
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};
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static const WORD cvt2[] = { /* Compressed up conversion table for U+1000 - U+FFFF */
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/* Phonetic Extensions */
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0x1D7D,0x0001,0x2C63,
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/* Latin Extended Additional */
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0x1E00,0x0196,
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0x1EA0,0x015A,
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/* Greek Extended */
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0x1F00,0x0608,
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0x1F10,0x0606,
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0x1F20,0x0608,
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0x1F30,0x0608,
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0x1F40,0x0606,
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0x1F51,0x0007,0x1F59,0x1F52,0x1F5B,0x1F54,0x1F5D,0x1F56,0x1F5F,
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0x1F60,0x0608,
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0x1F70,0x000E,0x1FBA,0x1FBB,0x1FC8,0x1FC9,0x1FCA,0x1FCB,0x1FDA,0x1FDB,0x1FF8,0x1FF9,0x1FEA,0x1FEB,0x1FFA,0x1FFB,
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0x1F80,0x0608,
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0x1F90,0x0608,
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0x1FA0,0x0608,
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0x1FB0,0x0004,0x1FB8,0x1FB9,0x1FB2,0x1FBC,
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0x1FCC,0x0001,0x1FC3,
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0x1FD0,0x0602,
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0x1FE0,0x0602,
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0x1FE5,0x0001,0x1FEC,
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0x1FF3,0x0001,0x1FFC,
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/* Letterlike Symbols */
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0x214E,0x0001,0x2132,
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/* Number forms */
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0x2170,0x0210,
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0x2184,0x0001,0x2183,
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/* Enclosed Alphanumerics */
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0x24D0,0x051A,
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0x2C30,0x042F,
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/* Latin Extended-C */
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0x2C60,0x0102,
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0x2C67,0x0106, 0x2C75,0x0102,
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/* Coptic */
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0x2C80,0x0164,
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/* Georgian Supplement */
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0x2D00,0x0826,
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/* Full-width */
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0xFF41,0x031A,
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0x0000 /* EOT */
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};
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if (uni < 0x10000) { /* Is it in BMP? */
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uc = (WORD)uni;
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p = uc < 0x1000 ? cvt1 : cvt2;
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for (;;) {
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bc = *p++; /* Get the block base */
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if (bc == 0 || uc < bc) break; /* Not matched? */
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nc = *p++; cmd = nc >> 8; nc &= 0xFF; /* Get processing command and block size */
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if (uc < bc + nc) { /* In the block? */
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switch (cmd) {
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case 0: uc = p[uc - bc]; break; /* Table conversion */
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case 1: uc -= (uc - bc) & 1; break; /* Case pairs */
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case 2: uc -= 16; break; /* Shift -16 */
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case 3: uc -= 32; break; /* Shift -32 */
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case 4: uc -= 48; break; /* Shift -48 */
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case 5: uc -= 26; break; /* Shift -26 */
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case 6: uc += 8; break; /* Shift +8 */
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case 7: uc -= 80; break; /* Shift -80 */
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case 8: uc -= 0x1C60; break; /* Shift -0x1C60 */
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}
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break;
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}
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if (cmd == 0) p += nc; /* Skip table if needed */
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}
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uni = uc;
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}
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return uni;
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}
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