Mercurial > otakunoraifu
annotate font/text_stream.cc @ 52:15a18fbe6f21
* Known bugs added to the README
* Code cleaning (0 -> NULL when needed, indentation, spaces, ...)
| author | thib |
|---|---|
| date | Sat, 18 Apr 2009 18:35:39 +0000 |
| parents | 658272d883ed |
| children | ddbcbd000206 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright (c) 2004 Kazunori "jagarl" Ueno | |
| 3 * All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * 3. The name of the author may not be used to endorse or promote products | |
| 14 * derived from this software without specific prior written permission. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
| 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
| 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
| 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #include "text.h" | |
| 29 #include "codeconv.h" | |
| 52 | 30 #include <string.h> |
| 31 #include <stdio.h> | |
| 0 | 32 |
| 33 /************************************************************************ | |
| 34 ** | |
| 35 ** TextStream | |
| 36 ** | |
| 37 */ | |
| 38 | |
| 39 TextStream::TextStream(void) { | |
| 40 kanji_type = euc; | |
| 41 } | |
| 52 | 42 |
| 0 | 43 void TextStream::SetSize(double scale) { |
| 44 TextElem elem; | |
| 45 elem.type = TextElem::size; | |
| 46 elem.impl.Size.scale = scale; | |
| 47 container.push_back(elem); | |
| 48 } | |
| 52 | 49 |
| 0 | 50 void TextStream::SetColor(unsigned char r, unsigned char g, unsigned char b) { |
| 51 TextElem elem; | |
| 52 elem.type = TextElem::color; | |
| 53 elem.impl.Color.r = r; | |
| 54 elem.impl.Color.g = g; | |
| 55 elem.impl.Color.b = b; | |
| 56 container.push_back(elem); | |
| 57 } | |
| 52 | 58 |
| 0 | 59 void TextStream::InsertColor(int begin_pos, int end_pos, unsigned char r, unsigned char g, unsigned char b) { |
| 60 TextElem elem; | |
| 61 if (begin_pos < 0) begin_pos = 0; | |
| 62 if (begin_pos > container.size()) begin_pos = container.size(); | |
| 63 if (end_pos < 0) end_pos = 0; | |
| 64 if (end_pos > container.size()) end_pos = container.size(); | |
| 65 if (begin_pos >= end_pos) return; | |
| 66 | |
| 67 elem.type = TextElem::color; | |
| 68 elem.impl.Color.r = 255; | |
| 69 elem.impl.Color.g = 255; | |
| 70 elem.impl.Color.b = 255; | |
| 71 container.insert(container.begin()+end_pos, elem); | |
| 72 elem.impl.Color.r = r; | |
| 73 elem.impl.Color.g = g; | |
| 74 elem.impl.Color.b = b; | |
| 75 container.insert(container.begin()+begin_pos, elem); | |
| 76 Iterator it = container.begin()+begin_pos+1; | |
| 77 Iterator end = container.begin()+end_pos+1; | |
| 78 for (; it != end; it++) { | |
| 79 if (it->type == TextElem::color) { | |
| 80 TextElem& elem = *it; | |
| 81 if (elem.impl.Color.r == 255 && elem.impl.Color.g == 255 && elem.impl.Color.b == 255) { | |
| 82 elem.impl.Color.r = r; | |
| 83 elem.impl.Color.g = g; | |
| 84 elem.impl.Color.b = b; | |
| 85 } | |
| 86 } | |
| 87 } | |
| 88 } | |
| 52 | 89 |
| 0 | 90 void TextStream::Clear(void) { |
| 91 container.clear(); | |
| 92 } | |
| 52 | 93 |
| 0 | 94 void TextStream::Add(const char* str) { |
| 95 TextElem elem; | |
| 96 for (; *str; str++) { | |
| 97 if (*str >= 0x20) { | |
|
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98 if (*str == '#') { // Commands |
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99 str++; |
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100 char command = (*str)|32; |
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101 str++; |
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102 const char *tmp = str; |
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103 while (isdigit(*str)) { |
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104 str++; |
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105 } |
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106 char *args = new char[str+1-tmp]; |
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107 strncpy(args, tmp, str-tmp); |
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108 args[str-tmp] = 0; |
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109 // Different commands: |
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110 switch(command) { |
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111 case 'c': |
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112 /*TODO: int r, g, b; char key[17]; |
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113 sprintf(key, "#COLOR_TABLE.%03d", args); |
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114 if (config.GetParam(key, 3, &r, &g, &b)) { // color not found |
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115 r = g = b = 0; |
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116 } |
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117 elem.type = TextElem::color; |
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118 elem.impl.Color.r = r; |
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119 elem.impl.Color.g = g; |
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120 elem.impl.Color.b = b;*/ |
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121 break; |
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122 } |
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123 delete[] args; |
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124 } |
| 0 | 125 elem.type = TextElem::glyph; |
| 126 elem.impl.Glyph.code = *str; | |
| 127 } else if (*str < 0 && str[1] != 0) { | |
| 128 elem.type = TextElem::glyph; | |
| 129 elem.impl.Glyph.code = ((int(*(unsigned char*)str))<<8) | int(*(unsigned char*)(str+1)); | |
| 130 if (kanji_type == sjis) elem.impl.Glyph.code = codeconv_sjis_to_euc(elem.impl.Glyph.code); | |
| 131 str++; | |
| 132 } else { | |
| 133 continue; | |
| 134 } | |
| 135 container.push_back(elem); | |
| 136 } | |
| 137 } | |
| 52 | 138 |
| 0 | 139 void TextStream::AddReturn(void) { |
| 140 TextElem elem; | |
| 141 elem.type = TextElem::escape; | |
| 142 elem.impl.Escape.type = TextElem::ret; | |
| 143 container.push_back(elem); | |
| 144 } | |
| 52 | 145 |
| 0 | 146 void TextStream::AddName(const char* str) { |
| 147 TextElem elem; | |
| 148 elem.type = TextElem::escape; | |
| 149 elem.impl.Escape.type = TextElem::name_start; | |
| 150 container.push_back(elem); | |
| 151 Add(str); | |
| 152 elem.impl.Escape.type = TextElem::name_end; | |
| 153 container.push_back(elem); | |
| 154 } | |
| 155 | |
| 156 void TextStream::AddRuby(const char* str, const char* ruby) { | |
| 157 TextElem elem; | |
| 158 elem.type = TextElem::escape; | |
| 159 elem.impl.Escape.type = TextElem::ruby_start; | |
| 160 container.push_back(elem); | |
| 161 Add(str); | |
| 162 elem.impl.Escape.type = TextElem::ruby_startruby; | |
| 163 container.push_back(elem); | |
| 164 Add(ruby); | |
| 165 elem.impl.Escape.type = TextElem::ruby_end; | |
| 166 container.push_back(elem); | |
| 167 } | |
| 168 | |
| 169 void TextStream::RemoveName(char* name, int namelen) { | |
| 170 Iterator it; | |
| 171 for (it = container.begin(); it != container.end(); it++) { | |
| 172 if (it->type == TextElem::escape && it->impl.Escape.type == TextElem::name_start) { | |
| 173 // 行頭の名前？ | |
| 174 int pt = it - container.begin(); | |
| 175 Iterator name_start = it; | |
| 176 for (; it != container.end(); it++) { | |
| 177 if (it->type == TextElem::escape && it->impl.Escape.type == TextElem::name_end) break; | |
| 178 } | |
| 179 if (it != container.end()) { | |
| 180 // 名前が見つかったので削除 | |
| 181 if (name) { // 保存先があるなら保存する | |
| 182 Iterator name_end = it; | |
| 183 int pos = 0; | |
| 184 namelen--; | |
| 185 for (it=name_start; it != name_end; it++) { | |
| 186 if (it->type == TextElem::glyph) { | |
| 187 unsigned int code = it->impl.Glyph.code; | |
| 188 if (code < 0x100) { | |
| 189 if (pos < namelen) name[pos++] = code; | |
| 190 } else { | |
| 191 if (pos < namelen) name[pos++] = code>>8; | |
| 192 if (pos < namelen) name[pos++] = code; | |
| 193 } | |
| 194 } | |
| 195 } | |
| 196 name[pos] = 0; | |
| 197 name = 0; // 最初に出た名前のみ保存する | |
| 198 } | |
| 199 it++; | |
| 200 container.erase(name_start, it); | |
| 201 it = container.begin() + pt; | |
| 202 } | |
| 203 } | |
| 204 for (;it != container.end(); it++) { | |
| 205 if (it->type == TextElem::escape && it->impl.Escape.type == TextElem::ret) break; | |
| 206 } | |
| 207 if (it == container.end()) break; | |
| 208 } | |
| 209 } | |
| 210 | |
| 211 /************************************************************************ | |
| 212 ** | |
| 213 ** TextStream::Save | |
| 214 ** | |
| 215 */ | |
| 216 | |
| 217 /* escape sequence : '=XX' ; x < 0x30 || 'x>0x39 && x<0x40' (symbols) */ | |
| 218 /* !"#$%&'()*+,-./:;<=>? */ | |
| 219 | |
| 220 void TextStream::Load(const std::string& from_s) { | |
| 221 /* kigou : !"#$%&'()*+,-./:;<=>? */ | |
| 222 const char* s = from_s.c_str(); | |
| 223 container.clear(); | |
| 224 if (*s == '=' && *s == 'e') {kanji_type = euc; s+=2;} | |
| 225 | |
| 226 TextElem e; | |
| 227 while(s && *s) { | |
| 228 e.type = TextElem::glyph; | |
| 229 if (*s == '=') { | |
| 230 if (s[1] >= 'A' && s[1] <= 'Q' && s[2] >= 'A' && s[2] <= 'Q') { // symbols | |
| 231 e.type = TextElem::glyph; | |
| 232 e.impl.Glyph.code = (s[1]-'A')*16 + (s[2]-'A'); | |
| 233 s += 3; | |
| 234 } else if (s[1] == 'x') { | |
| 235 e.type = TextElem::escape; | |
| 236 e.impl.Escape.type = TextElem::EscapeType(s[2]-'A'); | |
| 237 s += 3; | |
| 238 } else if (s[1] == 'c') { | |
| 239 int c; | |
| 240 e.type = TextElem::color; | |
| 241 sscanf(s+2, "%x", &c); | |
| 242 e.impl.Color.r = (c>>16)&0xff; | |
| 243 e.impl.Color.g = (c>>8)&0xff; | |
| 244 e.impl.Color.b = (c)&0xff; | |
| 245 s = strchr(s, '.'); | |
| 246 if (s) s++; | |
| 247 } else if (s[1] == 's') { | |
| 248 e.impl.Size.scale = TextElem::size; | |
| 249 sscanf(s+2, "%f", &e.impl.Size.scale); | |
| 250 s = strchr(s, '.'); | |
| 251 if (s) s++; | |
| 252 } else { | |
| 253 fprintf(stderr,"TextStream::Load(): Cannot convert text-stream from Serialized-data\n"); | |
| 254 s++; | |
| 255 } | |
| 256 } else { | |
| 257 if (*s < 0) { // kanji-code | |
| 258 if (s[1] == 0) break; | |
| 259 if (s[1] >= 0 && s[1] < 0x40) break; // not EUC nor SJIS | |
| 260 e.type = TextElem::glyph; | |
| 261 e.impl.Glyph.code = codeconv_sjis_to_euc(int(*(unsigned char*)(s))*0x100 + int(*(unsigned char*)(s+1))); | |
| 262 s += 2; | |
| 263 } else { // ascii-code | |
| 264 if (s[0] < 0x30) break; // must be escaped | |
| 265 if (s[0] > 0x39 && s[0] < 0x40) break; // must be escaped | |
| 266 e.type = TextElem::glyph; | |
| 267 e.impl.Glyph.code = s[0]; | |
| 268 s++; | |
| 269 } | |
| 270 } | |
| 271 container.push_back(e); | |
| 272 } | |
| 273 } | |
| 274 | |
| 275 std::string TextStream::Save(void) { | |
| 276 /* kigou : !"#$%&'()*+,-./:;<=>? */ | |
| 277 Iterator it; | |
| 278 std::string ret_s; | |
| 279 char buf_orig[1024]; | |
| 280 char* buf = buf_orig; | |
| 281 for (it=container.begin(); it != container.end(); it++) { | |
| 282 TextElem& e = *it; | |
| 283 switch(e.type) { | |
| 284 case TextElem::glyph: { | |
| 285 int code = e.impl.Glyph.code; | |
| 286 if (code < 0x30 || (code > 0x39 && code < 0x40)) { | |
| 287 *buf++ = '='; | |
| 288 *buf++ = (code/0x10) + 'A'; | |
| 289 *buf++ = (code%0x10) + 'A'; | |
| 290 } else { | |
| 291 code = codeconv_euc_to_sjis(code); // save file の漢字コードはSJIS | |
| 292 *buf++ = code/256; | |
| 293 *buf++ = code%256; | |
| 294 } | |
| 295 break; | |
| 296 } | |
| 297 case TextElem::escape: | |
| 298 sprintf(buf, "=x%c", e.impl.Escape.type+'A'); | |
| 299 buf += 3; | |
| 300 break; | |
| 301 case TextElem::color: | |
| 302 sprintf(buf, "=c%x.",int(e.impl.Color.r)*256*256+int(e.impl.Color.g)*256+e.impl.Color.b); | |
| 303 buf += strlen(buf); | |
| 304 break; | |
| 305 case TextElem::size: | |
| 306 sprintf(buf, "=s%f.", e.impl.Size.scale); | |
| 307 buf += strlen(buf); | |
| 308 break; | |
| 309 } | |
| 310 if (buf-buf_orig > 1000) { | |
| 311 *buf = 0; | |
| 312 ret_s += buf_orig; | |
| 313 buf = buf_orig; | |
| 314 } | |
| 315 } | |
| 316 *buf = 0; | |
| 317 ret_s += buf_orig; | |
| 318 buf = buf_orig; | |
| 319 return ret_s; | |
| 320 } | |
| 321 | |
| 322 /************************************************************************ | |
| 323 ** | |
| 324 ** TextGlyphStream | |
| 325 ** | |
| 326 */ | |
| 327 | |
| 328 void TextGlyphStream::SetColor(int r, int g, int b) { | |
| 329 iterator it; | |
| 330 for (it=begin(); it != end(); it++) { | |
| 331 // if (it->r == 255 && it->g == 255 && it->b == 255) { | |
| 332 it->r = r; | |
| 333 it->g = g; | |
| 334 it->b = b; | |
| 335 // } | |
| 336 } | |
| 337 } | |
| 338 void TextGlyphStream::SetReverse(bool is_rev) { | |
| 339 iterator it; | |
| 340 for (it=begin(); it != end(); it++) { | |
| 341 it->is_rev = is_rev; | |
| 342 } | |
| 343 } |