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COMMON: Moved string encoding to separate file
This commit is contained in:
Eugene Sandulenko
parent
67abb355f1
commit
50822e708b
@ -30,6 +30,7 @@ MODULE_OBJS := \
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rational.o \
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rendermode.o \
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str.o \
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str-enc.o \
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stream.o \
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system.o \
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textconsole.o \
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393
common/str-enc.cpp
Normal file
393
common/str-enc.cpp
Normal file
@ -0,0 +1,393 @@
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "common/str.h"
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#include "common/ustr.h"
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namespace Common {
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// //TODO: This is a quick and dirty converter. Refactoring needed:
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// 1. This version is unsafe! There are no checks for end of buffer
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// near i++ operations.
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// 2. Original version has an option for performing strict / nonstrict
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// conversion for the 0xD800...0xDFFF interval
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// 3. Original version returns a result code. This version does NOT
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// insert 'FFFD' on errors & does not inform caller on any errors
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//
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// More comprehensive one lives in wintermute/utils/convert_utf.cpp
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void String::decodeUTF8(U32String &dst) const {
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// The String class, and therefore the Font class as well, assume one
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// character is one byte, but in this case it's actually an UTF-8
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// string with up to 4 bytes per character. To work around this,
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// convert it to an U32String before drawing it, because our Font class
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// can handle that.
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uint i = 0;
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while (i < _size) {
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uint32 chr = 0;
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uint num = 1;
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if ((_str[i] & 0xF8) == 0xF0) {
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num = 4;
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} else if ((_str[i] & 0xF0) == 0xE0) {
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num = 3;
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} else if ((_str[i] & 0xE0) == 0xC0) {
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num = 2;
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}
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if (i - _size >= num) {
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switch (num) {
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case 4:
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chr |= (_str[i++] & 0x07) << 18;
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chr |= (_str[i++] & 0x3F) << 12;
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chr |= (_str[i++] & 0x3F) << 6;
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chr |= (_str[i++] & 0x3F);
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break;
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case 3:
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chr |= (_str[i++] & 0x0F) << 12;
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chr |= (_str[i++] & 0x3F) << 6;
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chr |= (_str[i++] & 0x3F);
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break;
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case 2:
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chr |= (_str[i++] & 0x1F) << 6;
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chr |= (_str[i++] & 0x3F);
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break;
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default:
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chr = (_str[i++] & 0x7F);
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break;
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}
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} else {
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break;
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}
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dst += chr;
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}
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}
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// //TODO: This is a quick and dirty converter. Refactoring needed:
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// 1. Original version is more effective.
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// This version features buffer = (char)(...) + buffer; pattern that causes
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// unnecessary copying and reallocations, original code works with raw bytes
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// 2. Original version has an option for performing strict / nonstrict
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// conversion for the 0xD800...0xDFFF interval
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// 3. Original version returns a result code. This version inserts '0xFFFD' if
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// character does not fit in 4 bytes & does not inform caller on any errors
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//
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// More comprehensive one lives in wintermute/utils/convert_utf.cpp
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void U32String::encodeUTF8(String &dst) const {
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static const uint8 firstByteMark[5] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0 };
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char writingBytes[5] = {0x00, 0x00, 0x00, 0x00, 0x00};
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uint i = 0;
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while (i < _size) {
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unsigned short bytesToWrite = 0;
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const uint32 byteMask = 0xBF;
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const uint32 byteMark = 0x80;
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uint32 ch = _str[i++];
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if (ch < (uint32)0x80) {
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bytesToWrite = 1;
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} else if (ch < (uint32)0x800) {
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bytesToWrite = 2;
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} else if (ch < (uint32)0x10000) {
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bytesToWrite = 3;
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} else if (ch <= 0x0010FFFF) {
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bytesToWrite = 4;
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} else {
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bytesToWrite = 3;
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ch = 0x0000FFFD;
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}
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char *pBytes = writingBytes + (4 - bytesToWrite);
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switch (bytesToWrite) {
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case 4:
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pBytes[3] = (char)((ch | byteMark) & byteMask);
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ch >>= 6;
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// fallthrough
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case 3:
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pBytes[2] = (char)((ch | byteMark) & byteMask);
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ch >>= 6;
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// fallthrough
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case 2:
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pBytes[1] = (char)((ch | byteMark) & byteMask);
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ch >>= 6;
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// fallthrough
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case 1:
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pBytes[0] = (char)(ch | firstByteMark[bytesToWrite]);
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break;
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default:
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break;
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}
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dst += pBytes;
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}
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}
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static const uint32 g_windows1250ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0083, 0x201E, 0x2026, 0x2020, 0x2021,
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0x0088, 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179,
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x0098, 0x2122, 0x0161, 0x203A, 0x015B, 0x0165, 0x017E, 0x017A,
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0x00A0, 0x02C7, 0x02D8, 0x0141, 0x00A4, 0x0104, 0x00A6, 0x00A7,
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0x00A8, 0x00A9, 0x015E, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x017B,
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0x00B0, 0x00B1, 0x02DB, 0x0142, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
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0x00B8, 0x0105, 0x015F, 0x00BB, 0x013D, 0x02DD, 0x013E, 0x017C,
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0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
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0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E,
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0x0110, 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7,
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0x0158, 0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF,
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0x0155, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7,
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0x010D, 0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F,
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0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7,
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0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9};
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static const uint32 g_windows1251ConversionTable[] = {0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021,
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0x20AC, 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F,
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0x0452, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x0098, 0x2122, 0x0459, 0x203A, 0x045A, 0x045C, 0x045B, 0x045F,
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0x00A0, 0x040E, 0x045E, 0x0408, 0x00A4, 0x0490, 0x00A6, 0x00A7,
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0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x0407,
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0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5, 0x00B6, 0x00B7,
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0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455, 0x0457,
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0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
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0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
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0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
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0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F,
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0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
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0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E, 0x043F,
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0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
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0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, 0x044E, 0x044F};
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static const uint32 g_windows1252ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
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0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008D, 0x017D, 0x008F,
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x009D, 0x017E, 0x0178,
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0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
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0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
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0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
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0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
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0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
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0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
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0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
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0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
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0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
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0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
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0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
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0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF};
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static const uint32 g_windows1253ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
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0x0088, 0x2030, 0x008A, 0x2039, 0x008C, 0x008D, 0x008E, 0x008F,
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x0098, 0x2122, 0x009A, 0x203A, 0x009C, 0x009D, 0x009E, 0x009F,
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0x00A0, 0x0385, 0x0386, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
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0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x2015,
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0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x00B5, 0x00B6, 0x00B7,
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0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E, 0x038F,
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0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
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0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F,
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0x03A0, 0x03A1, 0x00D2, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7,
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0x03A8, 0x03A9, 0x03AA, 0x03AB, 0x03AC, 0x03AD, 0x03AE, 0x03AF,
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0x03B0, 0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7,
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0x03B8, 0x03B9, 0x03BA, 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF,
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0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, 0x03C5, 0x03C6, 0x03C7,
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0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD, 0x03CE, 0x00FF};
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static const uint32 g_windows1254ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
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0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008D, 0x008E, 0x008F,
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x009D, 0x009E, 0x0178,
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0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
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0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
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0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
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0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
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0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
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0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
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0x011E, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
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0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x0130, 0x015E, 0x00DF,
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0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
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0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
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0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
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0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131, 0x015F, 0x00FF};
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static const uint32 g_windows1255ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
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0x02C6, 0x2030, 0x008A, 0x2039, 0x008C, 0x008D, 0x008E, 0x008F,
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
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0x02DC, 0x2122, 0x009A, 0x203A, 0x009C, 0x009D, 0x009E, 0x009F,
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0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x20AA, 0x00A5, 0x00A6, 0x00A7,
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0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
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0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
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0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
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0x05B0, 0x05B1, 0x05B2, 0x05B3, 0x05B4, 0x05B5, 0x05B6, 0x05B7,
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0x05B8, 0x05B9, 0x05BA, 0x05BB, 0x05BC, 0x05BD, 0x05BE, 0x05BF,
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0x05C0, 0x05C1, 0x05C2, 0x05C3, 0x05F0, 0x05F1, 0x05F2, 0x05F3,
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0x05F4, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
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0x05D0, 0x05D1, 0x05D2, 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7,
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0x05D8, 0x05D9, 0x05DA, 0x05DB, 0x05DC, 0x05DD, 0x05DE, 0x05DF,
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0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, 0x05E5, 0x05E6, 0x05E7,
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0x05E8, 0x05E9, 0x05EA, 0x00FB, 0x00FC, 0x200E, 0x200F, 0x00FF};
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static const uint32 g_windows1257ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0083, 0x201E, 0x2026, 0x2020, 0x2021,
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0x0088, 0x2030, 0x008A, 0x2039, 0x008C, 0x00A8, 0x02C7, 0x00B8,
|
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0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
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0x0098, 0x2122, 0x009A, 0x203A, 0x009C, 0x00AF, 0x02DB, 0x009F,
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0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
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0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00C6,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00F8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00E6,
|
||||
0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112,
|
||||
0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B,
|
||||
0x0160, 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7,
|
||||
0x0172, 0x0141, 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF,
|
||||
0x0105, 0x012F, 0x0101, 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113,
|
||||
0x010D, 0x00E9, 0x017A, 0x0117, 0x0123, 0x0137, 0x012B, 0x013C,
|
||||
0x0161, 0x0144, 0x0146, 0x00F3, 0x014D, 0x00F5, 0x00F6, 0x00F7,
|
||||
0x0173, 0x0142, 0x015B, 0x016B, 0x00FC, 0x017C, 0x017E, 0x02D9};
|
||||
|
||||
|
||||
void String::decodeOneByte(U32String &dst, CodePage page) const {
|
||||
for (uint i = 0; i < _size; ++i) {
|
||||
if ((byte)_str[i] <= 0x7F) {
|
||||
dst += _str[i];
|
||||
continue;
|
||||
}
|
||||
|
||||
byte index = _str[i] - 0x80;
|
||||
|
||||
switch (page) {
|
||||
case kWindows1250:
|
||||
dst += g_windows1250ConversionTable[index];
|
||||
break;
|
||||
case kWindows1251:
|
||||
dst += g_windows1251ConversionTable[index];
|
||||
break;
|
||||
case kWindows1252:
|
||||
dst += g_windows1252ConversionTable[index];
|
||||
break;
|
||||
case kWindows1253:
|
||||
dst += g_windows1253ConversionTable[index];
|
||||
break;
|
||||
case kWindows1254:
|
||||
dst += g_windows1254ConversionTable[index];
|
||||
break;
|
||||
case kWindows1255:
|
||||
dst += g_windows1255ConversionTable[index];
|
||||
break;
|
||||
case kWindows1257:
|
||||
dst += g_windows1257ConversionTable[index];
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
U32String String::decode(CodePage page) const {
|
||||
U32String unicodeString;
|
||||
if (page == kUtf8) {
|
||||
decodeUTF8(unicodeString);
|
||||
} else {
|
||||
decodeOneByte(unicodeString, page);
|
||||
}
|
||||
return unicodeString;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void U32String::encodeOneByte(String &dst, CodePage page) const {
|
||||
const uint32 *conversionTable = NULL;
|
||||
switch (page) {
|
||||
case kWindows1250:
|
||||
conversionTable = g_windows1250ConversionTable;
|
||||
break;
|
||||
case kWindows1251:
|
||||
conversionTable = g_windows1251ConversionTable;
|
||||
break;
|
||||
case kWindows1252:
|
||||
conversionTable = g_windows1252ConversionTable;
|
||||
break;
|
||||
case kWindows1253:
|
||||
conversionTable = g_windows1253ConversionTable;
|
||||
break;
|
||||
case kWindows1254:
|
||||
conversionTable = g_windows1254ConversionTable;
|
||||
break;
|
||||
case kWindows1255:
|
||||
conversionTable = g_windows1255ConversionTable;
|
||||
break;
|
||||
case kWindows1257:
|
||||
conversionTable = g_windows1257ConversionTable;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
for (uint i = 0; i < _size; ++i) {
|
||||
if (_str[i] <= 0x7F) {
|
||||
dst += _str[i];
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!conversionTable) {
|
||||
continue;
|
||||
}
|
||||
|
||||
for (uint j = 0; j < 128; ++j) {
|
||||
if (conversionTable[j] == _str[i]) {
|
||||
dst += (char)(j + 0x80);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
String U32String::encode(CodePage page) const {
|
||||
String string;
|
||||
if (page == kUtf8) {
|
||||
encodeUTF8(string);
|
||||
} else {
|
||||
encodeOneByte(string, page);
|
||||
}
|
||||
return string;
|
||||
}
|
||||
|
||||
|
||||
|
||||
U32String convertToU32String(const char *str, CodePage page) {
|
||||
return String(str).decode(page);
|
||||
}
|
||||
|
||||
U32String convertUtf8ToUtf32(const String &str) {
|
||||
return str.decode(kUtf8);
|
||||
}
|
||||
|
||||
String convertFromU32String(const U32String &string, CodePage page) {
|
||||
return string.encode(page);
|
||||
}
|
||||
|
||||
String convertUtf32ToUtf8(const U32String &u32str) {
|
||||
return u32str.encode(kUtf8);
|
||||
}
|
||||
|
||||
} // End of namespace Common
|
||||
49
common/str-enc.h
Normal file
49
common/str-enc.h
Normal file
@ -0,0 +1,49 @@
|
||||
/* ScummVM - Graphic Adventure Engine
|
||||
*
|
||||
* ScummVM is the legal property of its developers, whose names
|
||||
* are too numerous to list here. Please refer to the COPYRIGHT
|
||||
* file distributed with this source distribution.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License
|
||||
* as published by the Free Software Foundation; either version 2
|
||||
* of the License, or (at your option) any later version.
|
||||
*
|
||||
* This program 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 for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef COMMON_STRING_ENCODING_H
|
||||
#define COMMON_STRING_ENCODING_H
|
||||
|
||||
namespace Common {
|
||||
|
||||
class String;
|
||||
class U32String;
|
||||
|
||||
enum CodePage {
|
||||
kUtf8,
|
||||
kWindows1250,
|
||||
kWindows1251,
|
||||
kWindows1252,
|
||||
kWindows1253,
|
||||
kWindows1254,
|
||||
kWindows1255,
|
||||
kWindows1257
|
||||
};
|
||||
|
||||
U32String convertUtf8ToUtf32(const String &str);
|
||||
String convertUtf32ToUtf8(const U32String &str);
|
||||
|
||||
U32String convertToU32String(const char *str, CodePage page = kUtf8);
|
||||
String convertFromU32String(const U32String &str, CodePage page = kUtf8);
|
||||
} // End of namespace Common
|
||||
|
||||
#endif
|
||||
@ -24,11 +24,14 @@
|
||||
#define COMMON_STRING_H
|
||||
|
||||
#include "common/scummsys.h"
|
||||
#include "common/str-enc.h"
|
||||
|
||||
#include <stdarg.h>
|
||||
|
||||
namespace Common {
|
||||
|
||||
class U32String;
|
||||
|
||||
/**
|
||||
* Simple string class for ScummVM. Provides automatic storage managment,
|
||||
* and overloads several operators in a 'natural' fashion, mimicking
|
||||
@ -327,12 +330,18 @@ public:
|
||||
return begin() + size();
|
||||
}
|
||||
|
||||
/** Python-like method **/
|
||||
U32String decode(CodePage page = kUtf8) const;
|
||||
|
||||
protected:
|
||||
void makeUnique();
|
||||
void ensureCapacity(uint32 new_size, bool keep_old);
|
||||
void incRefCount() const;
|
||||
void decRefCount(int *oldRefCount);
|
||||
void initWithCStr(const char *str, uint32 len);
|
||||
|
||||
void decodeUTF8(U32String &dst) const;
|
||||
void decodeOneByte(U32String &dst, CodePage page) const;
|
||||
};
|
||||
|
||||
// Append two strings to form a new (temp) string
|
||||
|
||||
315
common/ustr.cpp
315
common/ustr.cpp
@ -452,321 +452,6 @@ void U32String::initWithCStr(const char *str, uint32 len) {
|
||||
_str[len] = 0;
|
||||
}
|
||||
|
||||
// //TODO: This is a quick and dirty converter. Refactoring needed:
|
||||
// 1. This version is unsafe! There are no checks for end of buffer
|
||||
// near i++ operations.
|
||||
// 2. Original version has an option for performing strict / nonstrict
|
||||
// conversion for the 0xD800...0xDFFF interval
|
||||
// 3. Original version returns a result code. This version does NOT
|
||||
// insert 'FFFD' on errors & does not inform caller on any errors
|
||||
//
|
||||
// More comprehensive one lives in wintermute/utils/convert_utf.cpp
|
||||
U32String convertUtf8ToUtf32(const String &str) {
|
||||
// The String class, and therefore the Font class as well, assume one
|
||||
// character is one byte, but in this case it's actually an UTF-8
|
||||
// string with up to 4 bytes per character. To work around this,
|
||||
// convert it to an U32String before drawing it, because our Font class
|
||||
// can handle that.
|
||||
Common::U32String u32str;
|
||||
uint i = 0;
|
||||
while (i < str.size()) {
|
||||
uint32 chr = 0;
|
||||
if ((str[i] & 0xF8) == 0xF0) {
|
||||
chr |= (str[i++] & 0x07) << 18;
|
||||
chr |= (str[i++] & 0x3F) << 12;
|
||||
chr |= (str[i++] & 0x3F) << 6;
|
||||
chr |= (str[i++] & 0x3F);
|
||||
} else if ((str[i] & 0xF0) == 0xE0) {
|
||||
chr |= (str[i++] & 0x0F) << 12;
|
||||
chr |= (str[i++] & 0x3F) << 6;
|
||||
chr |= (str[i++] & 0x3F);
|
||||
} else if ((str[i] & 0xE0) == 0xC0) {
|
||||
chr |= (str[i++] & 0x1F) << 6;
|
||||
chr |= (str[i++] & 0x3F);
|
||||
} else {
|
||||
chr = (str[i++] & 0x7F);
|
||||
}
|
||||
u32str += chr;
|
||||
}
|
||||
return u32str;
|
||||
}
|
||||
|
||||
// //TODO: This is a quick and dirty converter. Refactoring needed:
|
||||
// 1. Original version is more effective.
|
||||
// This version features buffer = (char)(...) + buffer; pattern that causes
|
||||
// unnecessary copying and reallocations, original code works with raw bytes
|
||||
// 2. Original version has an option for performing strict / nonstrict
|
||||
// conversion for the 0xD800...0xDFFF interval
|
||||
// 3. Original version returns a result code. This version inserts '0xFFFD' if
|
||||
// character does not fit in 4 bytes & does not inform caller on any errors
|
||||
//
|
||||
// More comprehensive one lives in wintermute/utils/convert_utf.cpp
|
||||
String convertUtf32ToUtf8(const U32String &u32str) {
|
||||
static const uint8 firstByteMark[5] = { 0x00, 0x00, 0xC0, 0xE0, 0xF0 };
|
||||
|
||||
Common::String str;
|
||||
uint i = 0;
|
||||
while (i < u32str.size()) {
|
||||
unsigned short bytesToWrite = 0;
|
||||
const uint32 byteMask = 0xBF;
|
||||
const uint32 byteMark = 0x80;
|
||||
|
||||
uint32 ch = u32str[i++];
|
||||
if (ch < (uint32)0x80) {
|
||||
bytesToWrite = 1;
|
||||
} else if (ch < (uint32)0x800) {
|
||||
bytesToWrite = 2;
|
||||
} else if (ch < (uint32)0x10000) {
|
||||
bytesToWrite = 3;
|
||||
} else if (ch <= 0x0010FFFF) {
|
||||
bytesToWrite = 4;
|
||||
} else {
|
||||
bytesToWrite = 3;
|
||||
ch = 0x0000FFFD;
|
||||
}
|
||||
|
||||
Common::String buffer;
|
||||
|
||||
switch (bytesToWrite) {
|
||||
case 4:
|
||||
buffer = (char)((ch | byteMark) & byteMask);
|
||||
ch >>= 6;
|
||||
// fallthrough
|
||||
case 3:
|
||||
buffer = (char)((ch | byteMark) & byteMask) + buffer;
|
||||
ch >>= 6;
|
||||
// fallthrough
|
||||
case 2:
|
||||
buffer = (char)((ch | byteMark) & byteMask) + buffer;
|
||||
ch >>= 6;
|
||||
// fallthrough
|
||||
case 1:
|
||||
buffer = (char)(ch | firstByteMark[bytesToWrite]) + buffer;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
str += buffer;
|
||||
}
|
||||
return str;
|
||||
}
|
||||
|
||||
static const uint32 g_windows1250ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0083, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x0088, 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x0098, 0x2122, 0x0161, 0x203A, 0x015B, 0x0165, 0x017E, 0x017A,
|
||||
0x00A0, 0x02C7, 0x02D8, 0x0141, 0x00A4, 0x0104, 0x00A6, 0x00A7,
|
||||
0x00A8, 0x00A9, 0x015E, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x017B,
|
||||
0x00B0, 0x00B1, 0x02DB, 0x0142, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00B8, 0x0105, 0x015F, 0x00BB, 0x013D, 0x02DD, 0x013E, 0x017C,
|
||||
0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
|
||||
0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E,
|
||||
0x0110, 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7,
|
||||
0x0158, 0x016E, 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF,
|
||||
0x0155, 0x00E1, 0x00E2, 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7,
|
||||
0x010D, 0x00E9, 0x0119, 0x00EB, 0x011B, 0x00ED, 0x00EE, 0x010F,
|
||||
0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, 0x0151, 0x00F6, 0x00F7,
|
||||
0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, 0x0163, 0x02D9};
|
||||
|
||||
static const uint32 g_windows1251ConversionTable[] = {0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x20AC, 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F,
|
||||
0x0452, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x0098, 0x2122, 0x0459, 0x203A, 0x045A, 0x045C, 0x045B, 0x045F,
|
||||
0x00A0, 0x040E, 0x045E, 0x0408, 0x00A4, 0x0490, 0x00A6, 0x00A7,
|
||||
0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x0407,
|
||||
0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455, 0x0457,
|
||||
0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
|
||||
0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
|
||||
0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427,
|
||||
0x0428, 0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F,
|
||||
0x0430, 0x0431, 0x0432, 0x0433, 0x0434, 0x0435, 0x0436, 0x0437,
|
||||
0x0438, 0x0439, 0x043A, 0x043B, 0x043C, 0x043D, 0x043E, 0x043F,
|
||||
0x0440, 0x0441, 0x0442, 0x0443, 0x0444, 0x0445, 0x0446, 0x0447,
|
||||
0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, 0x044E, 0x044F};
|
||||
|
||||
static const uint32 g_windows1252ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008D, 0x017D, 0x008F,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x009D, 0x017E, 0x0178,
|
||||
0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
|
||||
0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
|
||||
0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
|
||||
0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
|
||||
0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
|
||||
0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
|
||||
0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
|
||||
0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
|
||||
0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
|
||||
0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF};
|
||||
|
||||
static const uint32 g_windows1253ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x0088, 0x2030, 0x008A, 0x2039, 0x008C, 0x008D, 0x008E, 0x008F,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x0098, 0x2122, 0x009A, 0x203A, 0x009C, 0x009D, 0x009E, 0x009F,
|
||||
0x00A0, 0x0385, 0x0386, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
|
||||
0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x2015,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E, 0x038F,
|
||||
0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
|
||||
0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F,
|
||||
0x03A0, 0x03A1, 0x00D2, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7,
|
||||
0x03A8, 0x03A9, 0x03AA, 0x03AB, 0x03AC, 0x03AD, 0x03AE, 0x03AF,
|
||||
0x03B0, 0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7,
|
||||
0x03B8, 0x03B9, 0x03BA, 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF,
|
||||
0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, 0x03C5, 0x03C6, 0x03C7,
|
||||
0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD, 0x03CE, 0x00FF};
|
||||
|
||||
static const uint32 g_windows1254ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x02C6, 0x2030, 0x0160, 0x2039, 0x0152, 0x008D, 0x008E, 0x008F,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x02DC, 0x2122, 0x0161, 0x203A, 0x0153, 0x009D, 0x009E, 0x0178,
|
||||
0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
|
||||
0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
|
||||
0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
|
||||
0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF,
|
||||
0x011E, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7,
|
||||
0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x0130, 0x015E, 0x00DF,
|
||||
0x00E0, 0x00E1, 0x00E2, 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7,
|
||||
0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
|
||||
0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
|
||||
0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131, 0x015F, 0x00FF};
|
||||
|
||||
static const uint32 g_windows1255ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x02C6, 0x2030, 0x008A, 0x2039, 0x008C, 0x008D, 0x008E, 0x008F,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x02DC, 0x2122, 0x009A, 0x203A, 0x009C, 0x009D, 0x009E, 0x009F,
|
||||
0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x20AA, 0x00A5, 0x00A6, 0x00A7,
|
||||
0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00AF,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00BF,
|
||||
0x05B0, 0x05B1, 0x05B2, 0x05B3, 0x05B4, 0x05B5, 0x05B6, 0x05B7,
|
||||
0x05B8, 0x05B9, 0x05BA, 0x05BB, 0x05BC, 0x05BD, 0x05BE, 0x05BF,
|
||||
0x05C0, 0x05C1, 0x05C2, 0x05C3, 0x05F0, 0x05F1, 0x05F2, 0x05F3,
|
||||
0x05F4, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF,
|
||||
0x05D0, 0x05D1, 0x05D2, 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7,
|
||||
0x05D8, 0x05D9, 0x05DA, 0x05DB, 0x05DC, 0x05DD, 0x05DE, 0x05DF,
|
||||
0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, 0x05E5, 0x05E6, 0x05E7,
|
||||
0x05E8, 0x05E9, 0x05EA, 0x00FB, 0x00FC, 0x200E, 0x200F, 0x00FF};
|
||||
|
||||
static const uint32 g_windows1257ConversionTable[] = {0x20AC, 0x0081, 0x201A, 0x0083, 0x201E, 0x2026, 0x2020, 0x2021,
|
||||
0x0088, 0x2030, 0x008A, 0x2039, 0x008C, 0x00A8, 0x02C7, 0x00B8,
|
||||
0x0090, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
|
||||
0x0098, 0x2122, 0x009A, 0x203A, 0x009C, 0x00AF, 0x02DB, 0x009F,
|
||||
0x00A0, 0x00A1, 0x00A2, 0x00A3, 0x00A4, 0x00A5, 0x00A6, 0x00A7,
|
||||
0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x00C6,
|
||||
0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, 0x00B6, 0x00B7,
|
||||
0x00F8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE, 0x00E6,
|
||||
0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112,
|
||||
0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B,
|
||||
0x0160, 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7,
|
||||
0x0172, 0x0141, 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF,
|
||||
0x0105, 0x012F, 0x0101, 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113,
|
||||
0x010D, 0x00E9, 0x017A, 0x0117, 0x0123, 0x0137, 0x012B, 0x013C,
|
||||
0x0161, 0x0144, 0x0146, 0x00F3, 0x014D, 0x00F5, 0x00F6, 0x00F7,
|
||||
0x0173, 0x0142, 0x015B, 0x016B, 0x00FC, 0x017C, 0x017E, 0x02D9};
|
||||
|
||||
U32String convertToU32String(const char *str, CodePage page) {
|
||||
const String string(str);
|
||||
if (page == kUtf8) {
|
||||
return convertUtf8ToUtf32(string);
|
||||
}
|
||||
|
||||
U32String unicodeString;
|
||||
for (uint i = 0; i < string.size(); ++i) {
|
||||
if ((byte)string[i] <= 0x7F) {
|
||||
unicodeString += string[i];
|
||||
continue;
|
||||
}
|
||||
|
||||
byte index = string[i] - 0x80;
|
||||
|
||||
switch (page) {
|
||||
case kWindows1250:
|
||||
unicodeString += g_windows1250ConversionTable[index];
|
||||
break;
|
||||
case kWindows1251:
|
||||
unicodeString += g_windows1251ConversionTable[index];
|
||||
break;
|
||||
case kWindows1252:
|
||||
unicodeString += g_windows1252ConversionTable[index];
|
||||
break;
|
||||
case kWindows1253:
|
||||
unicodeString += g_windows1253ConversionTable[index];
|
||||
break;
|
||||
case kWindows1254:
|
||||
unicodeString += g_windows1254ConversionTable[index];
|
||||
break;
|
||||
case kWindows1255:
|
||||
unicodeString += g_windows1255ConversionTable[index];
|
||||
break;
|
||||
case kWindows1257:
|
||||
unicodeString += g_windows1257ConversionTable[index];
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
return unicodeString;
|
||||
}
|
||||
|
||||
String convertFromU32String(const U32String &string, CodePage page) {
|
||||
if (page == kUtf8) {
|
||||
return convertUtf32ToUtf8(string);
|
||||
}
|
||||
|
||||
const uint32 *conversionTable = NULL;
|
||||
switch (page) {
|
||||
case kWindows1250:
|
||||
conversionTable = g_windows1250ConversionTable;
|
||||
break;
|
||||
case kWindows1251:
|
||||
conversionTable = g_windows1251ConversionTable;
|
||||
break;
|
||||
case kWindows1252:
|
||||
conversionTable = g_windows1252ConversionTable;
|
||||
break;
|
||||
case kWindows1253:
|
||||
conversionTable = g_windows1253ConversionTable;
|
||||
break;
|
||||
case kWindows1254:
|
||||
conversionTable = g_windows1254ConversionTable;
|
||||
break;
|
||||
case kWindows1255:
|
||||
conversionTable = g_windows1255ConversionTable;
|
||||
break;
|
||||
case kWindows1257:
|
||||
conversionTable = g_windows1257ConversionTable;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
String charsetString;
|
||||
for (uint i = 0; i < string.size(); ++i) {
|
||||
if (string[i] <= 0x7F) {
|
||||
charsetString += string[i];
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!conversionTable) {
|
||||
continue;
|
||||
}
|
||||
|
||||
for (uint j = 0; j < 128; ++j) {
|
||||
if (conversionTable[j] == string[i]) {
|
||||
charsetString += (char)(j + 0x80);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
return charsetString;
|
||||
}
|
||||
|
||||
U32String operator+(const U32String &x, const U32String &y) {
|
||||
U32String temp(x);
|
||||
|
||||
@ -24,6 +24,7 @@
|
||||
#define COMMON_USTR_H
|
||||
|
||||
#include "common/scummsys.h"
|
||||
#include "common/str-enc.h"
|
||||
|
||||
namespace Common {
|
||||
|
||||
@ -214,6 +215,9 @@ public:
|
||||
return begin() + size();
|
||||
}
|
||||
|
||||
/** Python-like method **/
|
||||
String encode(CodePage page = kUtf8) const;
|
||||
|
||||
private:
|
||||
void makeUnique();
|
||||
void ensureCapacity(uint32 new_size, bool keep_old);
|
||||
@ -221,28 +225,12 @@ private:
|
||||
void decRefCount(int *oldRefCount);
|
||||
void initWithCStr(const value_type *str, uint32 len);
|
||||
void initWithCStr(const char *str, uint32 len);
|
||||
|
||||
void encodeUTF8(String &dst) const;
|
||||
void encodeOneByte(String &dst, CodePage page) const;
|
||||
};
|
||||
|
||||
U32String convertUtf8ToUtf32(const String &str);
|
||||
String convertUtf32ToUtf8(const U32String &str);
|
||||
|
||||
enum CodePage {
|
||||
kUtf8,
|
||||
kWindows1250,
|
||||
kWindows1251,
|
||||
kWindows1252,
|
||||
kWindows1253,
|
||||
kWindows1254,
|
||||
kWindows1255,
|
||||
kWindows1257
|
||||
};
|
||||
|
||||
|
||||
U32String operator+(const U32String &x, const U32String &y);
|
||||
|
||||
U32String convertToU32String(const char *str, CodePage page = kUtf8);
|
||||
String convertFromU32String(const U32String &str, CodePage page = kUtf8);
|
||||
|
||||
} // End of namespace Common
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user