dlls/riched20/writer.c

   1 /*
   2  * RichEdit - RTF writer module
   3  *
   4  * Copyright 2005 by Phil Krylov
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include "editor.h"
  25 #include "rtf.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(richedit);
  28
  29
  30 static BOOL
  31 ME_StreamOutRTFText(ME_OutStream *pStream, const WCHAR *text, LONG nChars);
  32
  33
  34 static ME_OutStream*
  35 ME_StreamOutInit(ME_TextEditor *editor, EDITSTREAM *stream)
  36 {
  37   ME_OutStream *pStream = ALLOC_OBJ(ME_OutStream);
  38   pStream->stream = stream;
  39   pStream->stream->dwError = 0;
  40   pStream->pos = 0;
  41   pStream->written = 0;
  42   pStream->nFontTblLen = 0;
  43   pStream->nColorTblLen = 1;
  44   pStream->nNestingLevel = 0;
  45   return pStream;
  46 }
  47
  48
  49 static BOOL
  50 ME_StreamOutFlush(ME_OutStream *pStream)
  51 {
  52   LONG nStart = 0;
  53   LONG nWritten = 0;
  54   LONG nRemaining = 0;
  55   EDITSTREAM *stream = pStream->stream;
  56
  57   while (nStart < pStream->pos) {
  58     TRACE("sending %u bytes\n", pStream->pos - nStart);
  59     /* Some apps seem not to set *pcb unless a problem arises, relying
  60       on initial random nWritten value, which is usually >STREAMOUT_BUFFER_SIZE */
  61     nRemaining = pStream->pos - nStart;
  62     nWritten = 0xDEADBEEF;
  63     stream->dwError = stream->pfnCallback(stream->dwCookie, (LPBYTE)pStream->buffer + nStart,
  64                                           pStream->pos - nStart, &nWritten);
  65     TRACE("error=%u written=%u\n", stream->dwError, nWritten);
  66     if (nWritten > (pStream->pos - nStart) || nWritten<0) {
  67       FIXME("Invalid returned written size *pcb: 0x%x (%d) instead of %d\n",
  68             (unsigned)nWritten, nWritten, nRemaining);
  69       nWritten = nRemaining;
  70     }
  71     if (nWritten == 0 || stream->dwError)
  72       return FALSE;
  73     pStream->written += nWritten;
  74     nStart += nWritten;
  75   }
  76   pStream->pos = 0;
  77   return TRUE;
  78 }
  79
  80
  81 static LONG
  82 ME_StreamOutFree(ME_OutStream *pStream)
  83 {
  84   LONG written = pStream->written;
  85   TRACE("total length = %u\n", written);
  86
  87   FREE_OBJ(pStream);
  88   return written;
  89 }
  90
  91
  92 static BOOL
  93 ME_StreamOutMove(ME_OutStream *pStream, const char *buffer, int len)
  94 {
  95   while (len) {
  96     int space = STREAMOUT_BUFFER_SIZE - pStream->pos;
  97     int fit = min(space, len);
  98
  99     TRACE("%u:%u:%s\n", pStream->pos, fit, debugstr_an(buffer,fit));
 100     memmove(pStream->buffer + pStream->pos, buffer, fit);
 101     len -= fit;
 102     buffer += fit;
 103     pStream->pos += fit;
 104     if (pStream->pos == STREAMOUT_BUFFER_SIZE) {
 105       if (!ME_StreamOutFlush(pStream))
 106         return FALSE;
 107     }
 108   }
 109   return TRUE;
 110 }
 111
 112
 113 static BOOL
 114 ME_StreamOutPrint(ME_OutStream *pStream, const char *format, ...)
 115 {
 116   char string[STREAMOUT_BUFFER_SIZE]; /* This is going to be enough */
 117   int len;
 118   va_list valist;
 119
 120   va_start(valist, format);
 121   len = vsnprintf(string, sizeof(string), format, valist);
 122   va_end(valist);
 123
 124   return ME_StreamOutMove(pStream, string, len);
 125 }
 126
 127
 128 static BOOL
 129 ME_StreamOutRTFHeader(ME_OutStream *pStream, int dwFormat)
 130 {
 131   const char *cCharSet = NULL;
 132   UINT nCodePage;
 133   LANGID language;
 134   BOOL success;
 135
 136   if (dwFormat & SF_USECODEPAGE) {
 137     CPINFOEXW info;
 138
 139     switch (HIWORD(dwFormat)) {
 140       case CP_ACP:
 141         cCharSet = "ansi";
 142         nCodePage = GetACP();
 143         break;
 144       case CP_OEMCP:
 145         nCodePage = GetOEMCP();
 146         if (nCodePage == 437)
 147           cCharSet = "pc";
 148         else if (nCodePage == 850)
 149           cCharSet = "pca";
 150         else
 151           cCharSet = "ansi";
 152         break;
 153       case CP_UTF8:
 154         nCodePage = CP_UTF8;
 155         break;
 156       default:
 157         if (HIWORD(dwFormat) == CP_MACCP) {
 158           cCharSet = "mac";
 159           nCodePage = 10000; /* MacRoman */
 160         } else {
 161           cCharSet = "ansi";
 162           nCodePage = 1252; /* Latin-1 */
 163         }
 164         if (GetCPInfoExW(HIWORD(dwFormat), 0, &info))
 165           nCodePage = info.CodePage;
 166     }
 167   } else {
 168     cCharSet = "ansi";
 169     /* TODO: If the original document contained an \ansicpg value, retain it.
 170      * Otherwise, M$ richedit emits a codepage number determined from the
 171      * charset of the default font here. Anyway, this value is not used by
 172      * the reader... */
 173     nCodePage = GetACP();
 174   }
 175   if (nCodePage == CP_UTF8)
 176     success = ME_StreamOutPrint(pStream, "{\\urtf");
 177   else
 178     success = ME_StreamOutPrint(pStream, "{\\rtf1\\%s\\ansicpg%u\\uc1", cCharSet, nCodePage);
 179
 180   if (!success)
 181     return FALSE;
 182
 183   pStream->nDefaultCodePage = nCodePage;
 184
 185   /* FIXME: This should be a document property */
 186   /* TODO: handle SFF_PLAINRTF */
 187   language = GetUserDefaultLangID();
 188   if (!ME_StreamOutPrint(pStream, "\\deff0\\deflang%u\\deflangfe%u", language, language))
 189     return FALSE;
 190
 191   /* FIXME: This should be a document property */
 192   pStream->nDefaultFont = 0;
 193
 194   return TRUE;
 195 }
 196
 197
 198 static BOOL
 199 ME_StreamOutRTFFontAndColorTbl(ME_OutStream *pStream, ME_DisplayItem *pFirstRun,
 200                                ME_DisplayItem *pLastRun)
 201 {
 202   ME_DisplayItem *item = pFirstRun;
 203   ME_FontTableItem *table = pStream->fonttbl;
 204   unsigned int i;
 205   ME_DisplayItem *pLastPara = ME_GetParagraph(pLastRun);
 206   ME_DisplayItem *pCell = NULL;
 207
 208   do {
 209     CHARFORMAT2W *fmt = &item->member.run.style->fmt;
 210     COLORREF crColor;
 211
 212     if (fmt->dwMask & CFM_FACE) {
 213       WCHAR *face = fmt->szFaceName;
 214       BYTE bCharSet = (fmt->dwMask & CFM_CHARSET) ? fmt->bCharSet : DEFAULT_CHARSET;
 215
 216       for (i = 0; i < pStream->nFontTblLen; i++)
 217         if (table[i].bCharSet == bCharSet
 218             && (table[i].szFaceName == face || !lstrcmpW(table[i].szFaceName, face)))
 219           break;
 220       if (i == pStream->nFontTblLen && i < STREAMOUT_FONTTBL_SIZE) {
 221         table[i].bCharSet = bCharSet;
 222         table[i].szFaceName = face;
 223         pStream->nFontTblLen++;
 224       }
 225     }
 226
 227     if (fmt->dwMask & CFM_COLOR && !(fmt->dwEffects & CFE_AUTOCOLOR)) {
 228       crColor = fmt->crTextColor;
 229       for (i = 1; i < pStream->nColorTblLen; i++)
 230         if (pStream->colortbl[i] == crColor)
 231           break;
 232       if (i == pStream->nColorTblLen && i < STREAMOUT_COLORTBL_SIZE) {
 233         pStream->colortbl[i] = crColor;
 234         pStream->nColorTblLen++;
 235       }
 236     }
 237     if (fmt->dwMask & CFM_BACKCOLOR && !(fmt->dwEffects & CFE_AUTOBACKCOLOR)) {
 238       crColor = fmt->crBackColor;
 239       for (i = 1; i < pStream->nColorTblLen; i++)
 240         if (pStream->colortbl[i] == crColor)
 241           break;
 242       if (i == pStream->nColorTblLen && i < STREAMOUT_COLORTBL_SIZE) {
 243         pStream->colortbl[i] = crColor;
 244         pStream->nColorTblLen++;
 245       }
 246     }
 247
 248     if (item == pLastRun)
 249       break;
 250     item = ME_FindItemFwd(item, diRun);
 251   } while (item);
 252   item = ME_GetParagraph(pFirstRun);
 253   do {
 254     if ((pCell = item->member.para.pCell))
 255     {
 256         ME_Border* borders[4] = { &pCell->member.cell.border.top,
 257                                   &pCell->member.cell.border.left,
 258                                   &pCell->member.cell.border.bottom,
 259                                   &pCell->member.cell.border.right };
 260         for (i = 0; i < 4; i++)
 261         {
 262           if (borders[i]->width > 0)
 263           {
 264             unsigned int j;
 265             COLORREF crColor = borders[i]->colorRef;
 266             for (j = 1; j < pStream->nColorTblLen; j++)
 267               if (pStream->colortbl[j] == crColor)
 268                 break;
 269             if (j == pStream->nColorTblLen && j < STREAMOUT_COLORTBL_SIZE) {
 270               pStream->colortbl[j] = crColor;
 271               pStream->nColorTblLen++;
 272             }
 273           }
 274         }
 275     }
 276     if (item == pLastPara)
 277       break;
 278     item = item->member.para.next_para;
 279   } while (item);
 280
 281   if (!ME_StreamOutPrint(pStream, "{\\fonttbl"))
 282     return FALSE;
 283
 284   for (i = 0; i < pStream->nFontTblLen; i++) {
 285     if (table[i].bCharSet != DEFAULT_CHARSET) {
 286       if (!ME_StreamOutPrint(pStream, "{\\f%u\\fcharset%u ", i, table[i].bCharSet))
 287         return FALSE;
 288     } else {
 289       if (!ME_StreamOutPrint(pStream, "{\\f%u ", i))
 290         return FALSE;
 291     }
 292     if (!ME_StreamOutRTFText(pStream, table[i].szFaceName, -1))
 293       return FALSE;
 294     if (!ME_StreamOutPrint(pStream, ";}"))
 295       return FALSE;
 296   }
 297   if (!ME_StreamOutPrint(pStream, "}\r\n"))
 298     return FALSE;
 299
 300   /* Output colors table if not empty */
 301   if (pStream->nColorTblLen > 1) {
 302     if (!ME_StreamOutPrint(pStream, "{\\colortbl;"))
 303       return FALSE;
 304     for (i = 1; i < pStream->nColorTblLen; i++) {
 305       if (!ME_StreamOutPrint(pStream, "\\red%u\\green%u\\blue%u;",
 306                              pStream->colortbl[i] & 0xFF,
 307                              (pStream->colortbl[i] >> 8) & 0xFF,
 308                              (pStream->colortbl[i] >> 16) & 0xFF))
 309         return FALSE;
 310     }
 311     if (!ME_StreamOutPrint(pStream, "}"))
 312       return FALSE;
 313   }
 314
 315   return TRUE;
 316 }
 317
 318 static BOOL
 319 ME_StreamOutRTFTableProps(ME_TextEditor *editor, ME_OutStream *pStream,
 320                           ME_DisplayItem *para)
 321 {
 322   ME_DisplayItem *cell;
 323   char props[STREAMOUT_BUFFER_SIZE] = "";
 324   int i;
 325   const char sideChar[4] = {'t','l','b','r'};
 326
 327   if (!ME_StreamOutPrint(pStream, "\\trowd"))
 328     return FALSE;
 329   if (!editor->bEmulateVersion10) { /* v4.1 */
 330     PARAFORMAT2 *pFmt = ME_GetTableRowEnd(para)->member.para.pFmt;
 331     para = ME_GetTableRowStart(para);
 332     cell = para->member.para.next_para->member.para.pCell;
 333     assert(cell);
 334     if (pFmt->dxOffset)
 335       sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
 336     if (pFmt->dxStartIndent)
 337       sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
 338     do {
 339       ME_Border* borders[4] = { &cell->member.cell.border.top,
 340                                 &cell->member.cell.border.left,
 341                                 &cell->member.cell.border.bottom,
 342                                 &cell->member.cell.border.right };
 343       for (i = 0; i < 4; i++)
 344       {
 345         if (borders[i]->width)
 346         {
 347           unsigned int j;
 348           COLORREF crColor = borders[i]->colorRef;
 349           sprintf(props + strlen(props), "\\clbrdr%c", sideChar[i]);
 350           sprintf(props + strlen(props), "\\brdrs");
 351           sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
 352           for (j = 1; j < pStream->nColorTblLen; j++) {
 353             if (pStream->colortbl[j] == crColor) {
 354               sprintf(props + strlen(props), "\\brdrcf%u", j);
 355               break;
 356             }
 357           }
 358         }
 359       }
 360       sprintf(props + strlen(props), "\\cellx%d", cell->member.cell.nRightBoundary);
 361       cell = cell->member.cell.next_cell;
 362     } while (cell->member.cell.next_cell);
 363   } else { /* v1.0 - 3.0 */
 364     const ME_Border* borders[4] = { &para->member.para.border.top,
 365                                     &para->member.para.border.left,
 366                                     &para->member.para.border.bottom,
 367                                     &para->member.para.border.right };
 368     PARAFORMAT2 *pFmt = para->member.para.pFmt;
 369
 370     assert(!(para->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)));
 371     if (pFmt->dxOffset)
 372       sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
 373     if (pFmt->dxStartIndent)
 374       sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
 375     for (i = 0; i < 4; i++)
 376     {
 377       if (borders[i]->width)
 378       {
 379         unsigned int j;
 380         COLORREF crColor = borders[i]->colorRef;
 381         sprintf(props + strlen(props), "\\trbrdr%c", sideChar[i]);
 382         sprintf(props + strlen(props), "\\brdrs");
 383         sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
 384         for (j = 1; j < pStream->nColorTblLen; j++) {
 385           if (pStream->colortbl[j] == crColor) {
 386             sprintf(props + strlen(props), "\\brdrcf%u", j);
 387             break;
 388           }
 389         }
 390       }
 391     }
 392     for (i = 0; i < pFmt->cTabCount; i++)
 393     {
 394       sprintf(props + strlen(props), "\\cellx%d", pFmt->rgxTabs[i] & 0x00FFFFFF);
 395     }
 396   }
 397   if (!ME_StreamOutPrint(pStream, props))
 398     return FALSE;
 399   props[0] = '\0';
 400   return TRUE;
 401 }
 402
 403 static BOOL
 404 ME_StreamOutRTFParaProps(ME_TextEditor *editor, ME_OutStream *pStream,
 405                          ME_DisplayItem *para)
 406 {
 407   PARAFORMAT2 *fmt = para->member.para.pFmt;
 408   char props[STREAMOUT_BUFFER_SIZE] = "";
 409   int i;
 410
 411   if (!editor->bEmulateVersion10) { /* v4.1 */
 412     if (para->member.para.nFlags & MEPF_ROWSTART) {
 413       pStream->nNestingLevel++;
 414       if (pStream->nNestingLevel == 1) {
 415         if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 416           return FALSE;
 417       }
 418       return TRUE;
 419     } else if (para->member.para.nFlags & MEPF_ROWEND) {
 420       pStream->nNestingLevel--;
 421       if (pStream->nNestingLevel >= 1) {
 422         if (!ME_StreamOutPrint(pStream, "{\\*\\nesttableprops"))
 423           return FALSE;
 424         if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 425           return FALSE;
 426         if (!ME_StreamOutPrint(pStream, "\\nestrow}{\\nonesttables\\par}\r\n"))
 427           return FALSE;
 428       } else {
 429         if (!ME_StreamOutPrint(pStream, "\\row \r\n"))
 430           return FALSE;
 431       }
 432       return TRUE;
 433     }
 434   } else { /* v1.0 - 3.0 */
 435     if (para->member.para.pFmt->dwMask & PFM_TABLE &&
 436         para->member.para.pFmt->wEffects & PFE_TABLE)
 437     {
 438       if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 439         return FALSE;
 440     }
 441   }
 442
 443   /* TODO: Don't emit anything if the last PARAFORMAT2 is inherited */
 444   if (!ME_StreamOutPrint(pStream, "\\pard"))
 445     return FALSE;
 446
 447   if (!editor->bEmulateVersion10) { /* v4.1 */
 448     if (pStream->nNestingLevel > 0)
 449       strcat(props, "\\intbl");
 450     if (pStream->nNestingLevel > 1)
 451       sprintf(props + strlen(props), "\\itap%d", pStream->nNestingLevel);
 452   } else { /* v1.0 - 3.0 */
 453     if (fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE)
 454       strcat(props, "\\intbl");
 455   }
 456
 457   /* TODO: PFM_BORDER. M$ does not emit any keywords for these properties, and
 458    * when streaming border keywords in, PFM_BORDER is set, but wBorder field is
 459    * set very different from the documentation.
 460    * (Tested with RichEdit 5.50.25.0601) */
 461
 462   if (fmt->dwMask & PFM_ALIGNMENT) {
 463     switch (fmt->wAlignment) {
 464       case PFA_LEFT:
 465         /* Default alignment: not emitted */
 466         break;
 467       case PFA_RIGHT:
 468         strcat(props, "\\qr");
 469         break;
 470       case PFA_CENTER:
 471         strcat(props, "\\qc");
 472         break;
 473       case PFA_JUSTIFY:
 474         strcat(props, "\\qj");
 475         break;
 476     }
 477   }
 478
 479   if (fmt->dwMask & PFM_LINESPACING) {
 480     /* FIXME: MSDN says that the bLineSpacingRule field is controlled by the
 481      * PFM_SPACEAFTER flag. Is that true? I don't believe so. */
 482     switch (fmt->bLineSpacingRule) {
 483       case 0: /* Single spacing */
 484         strcat(props, "\\sl-240\\slmult1");
 485         break;
 486       case 1: /* 1.5 spacing */
 487         strcat(props, "\\sl-360\\slmult1");
 488         break;
 489       case 2: /* Double spacing */
 490         strcat(props, "\\sl-480\\slmult1");
 491         break;
 492       case 3:
 493         sprintf(props + strlen(props), "\\sl%d\\slmult0", fmt->dyLineSpacing);
 494         break;
 495       case 4:
 496         sprintf(props + strlen(props), "\\sl-%d\\slmult0", fmt->dyLineSpacing);
 497         break;
 498       case 5:
 499         sprintf(props + strlen(props), "\\sl-%d\\slmult1", fmt->dyLineSpacing * 240 / 20);
 500         break;
 501     }
 502   }
 503
 504   if (fmt->dwMask & PFM_DONOTHYPHEN && fmt->wEffects & PFE_DONOTHYPHEN)
 505     strcat(props, "\\hyph0");
 506   if (fmt->dwMask & PFM_KEEP && fmt->wEffects & PFE_KEEP)
 507     strcat(props, "\\keep");
 508   if (fmt->dwMask & PFM_KEEPNEXT && fmt->wEffects & PFE_KEEPNEXT)
 509     strcat(props, "\\keepn");
 510   if (fmt->dwMask & PFM_NOLINENUMBER && fmt->wEffects & PFE_NOLINENUMBER)
 511     strcat(props, "\\noline");
 512   if (fmt->dwMask & PFM_NOWIDOWCONTROL && fmt->wEffects & PFE_NOWIDOWCONTROL)
 513     strcat(props, "\\nowidctlpar");
 514   if (fmt->dwMask & PFM_PAGEBREAKBEFORE && fmt->wEffects & PFE_PAGEBREAKBEFORE)
 515     strcat(props, "\\pagebb");
 516   if (fmt->dwMask & PFM_RTLPARA && fmt->wEffects & PFE_RTLPARA)
 517     strcat(props, "\\rtlpar");
 518   if (fmt->dwMask & PFM_SIDEBYSIDE && fmt->wEffects & PFE_SIDEBYSIDE)
 519     strcat(props, "\\sbys");
 520
 521   if (!(editor->bEmulateVersion10 && /* v1.0 - 3.0 */
 522         fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE))
 523   {
 524     if (fmt->dwMask & PFM_OFFSET)
 525       sprintf(props + strlen(props), "\\li%d", fmt->dxOffset);
 526     if (fmt->dwMask & PFM_OFFSETINDENT || fmt->dwMask & PFM_STARTINDENT)
 527       sprintf(props + strlen(props), "\\fi%d", fmt->dxStartIndent);
 528     if (fmt->dwMask & PFM_RIGHTINDENT)
 529       sprintf(props + strlen(props), "\\ri%d", fmt->dxRightIndent);
 530     if (fmt->dwMask & PFM_TABSTOPS) {
 531       static const char * const leader[6] = { "", "\\tldot", "\\tlhyph", "\\tlul", "\\tlth", "\\tleq" };
 532
 533       for (i = 0; i < fmt->cTabCount; i++) {
 534         switch ((fmt->rgxTabs[i] >> 24) & 0xF) {
 535           case 1:
 536             strcat(props, "\\tqc");
 537             break;
 538           case 2:
 539             strcat(props, "\\tqr");
 540             break;
 541           case 3:
 542             strcat(props, "\\tqdec");
 543             break;
 544           case 4:
 545             /* Word bar tab (vertical bar). Handled below */
 546             break;
 547         }
 548         if (fmt->rgxTabs[i] >> 28 <= 5)
 549           strcat(props, leader[fmt->rgxTabs[i] >> 28]);
 550         sprintf(props+strlen(props), "\\tx%d", fmt->rgxTabs[i]&0x00FFFFFF);
 551       }
 552     }
 553   }
 554   if (fmt->dwMask & PFM_SPACEAFTER)
 555     sprintf(props + strlen(props), "\\sa%d", fmt->dySpaceAfter);
 556   if (fmt->dwMask & PFM_SPACEBEFORE)
 557     sprintf(props + strlen(props), "\\sb%d", fmt->dySpaceBefore);
 558   if (fmt->dwMask & PFM_STYLE)
 559     sprintf(props + strlen(props), "\\s%d", fmt->sStyle);
 560
 561   if (fmt->dwMask & PFM_SHADING) {
 562     static const char * const style[16] = { "", "\\bgdkhoriz", "\\bgdkvert", "\\bgdkfdiag",
 563                                      "\\bgdkbdiag", "\\bgdkcross", "\\bgdkdcross",
 564                                      "\\bghoriz", "\\bgvert", "\\bgfdiag",
 565                                      "\\bgbdiag", "\\bgcross", "\\bgdcross",
 566                                      "", "", "" };
 567     if (fmt->wShadingWeight)
 568       sprintf(props + strlen(props), "\\shading%d", fmt->wShadingWeight);
 569     if (fmt->wShadingStyle & 0xF)
 570       strcat(props, style[fmt->wShadingStyle & 0xF]);
 571     sprintf(props + strlen(props), "\\cfpat%d\\cbpat%d",
 572             (fmt->wShadingStyle >> 4) & 0xF, (fmt->wShadingStyle >> 8) & 0xF);
 573   }
 574
 575   if (*props && !ME_StreamOutPrint(pStream, props))
 576     return FALSE;
 577
 578   return TRUE;
 579 }
 580
 581
 582 static BOOL
 583 ME_StreamOutRTFCharProps(ME_OutStream *pStream, CHARFORMAT2W *fmt)
 584 {
 585   char props[STREAMOUT_BUFFER_SIZE] = "";
 586   unsigned int i;
 587
 588   if (fmt->dwMask & CFM_ALLCAPS && fmt->dwEffects & CFE_ALLCAPS)
 589     strcat(props, "\\caps");
 590   if (fmt->dwMask & CFM_ANIMATION)
 591     sprintf(props + strlen(props), "\\animtext%u", fmt->bAnimation);
 592   if (fmt->dwMask & CFM_BACKCOLOR) {
 593     if (!(fmt->dwEffects & CFE_AUTOBACKCOLOR)) {
 594       for (i = 1; i < pStream->nColorTblLen; i++)
 595         if (pStream->colortbl[i] == fmt->crBackColor) {
 596           sprintf(props + strlen(props), "\\cb%u", i);
 597           break;
 598         }
 599     }
 600   }
 601   if (fmt->dwMask & CFM_BOLD && fmt->dwEffects & CFE_BOLD)
 602     strcat(props, "\\b");
 603   if (fmt->dwMask & CFM_COLOR) {
 604     if (!(fmt->dwEffects & CFE_AUTOCOLOR)) {
 605       for (i = 1; i < pStream->nColorTblLen; i++)
 606         if (pStream->colortbl[i] == fmt->crTextColor) {
 607           sprintf(props + strlen(props), "\\cf%u", i);
 608           break;
 609         }
 610     }
 611   }
 612   /* TODO: CFM_DISABLED */
 613   if (fmt->dwMask & CFM_EMBOSS && fmt->dwEffects & CFE_EMBOSS)
 614     strcat(props, "\\embo");
 615   if (fmt->dwMask & CFM_HIDDEN && fmt->dwEffects & CFE_HIDDEN)
 616     strcat(props, "\\v");
 617   if (fmt->dwMask & CFM_IMPRINT && fmt->dwEffects & CFE_IMPRINT)
 618     strcat(props, "\\impr");
 619   if (fmt->dwMask & CFM_ITALIC && fmt->dwEffects & CFE_ITALIC)
 620     strcat(props, "\\i");
 621   if (fmt->dwMask & CFM_KERNING)
 622     sprintf(props + strlen(props), "\\kerning%u", fmt->wKerning);
 623   if (fmt->dwMask & CFM_LCID) {
 624     /* TODO: handle SFF_PLAINRTF */
 625     if (LOWORD(fmt->lcid) == 1024)
 626       strcat(props, "\\noproof\\lang1024\\langnp1024\\langfe1024\\langfenp1024");
 627     else
 628       sprintf(props + strlen(props), "\\lang%u", LOWORD(fmt->lcid));
 629   }
 630   /* CFM_LINK is not streamed out by M$ */
 631   if (fmt->dwMask & CFM_OFFSET) {
 632     if (fmt->yOffset >= 0)
 633       sprintf(props + strlen(props), "\\up%d", fmt->yOffset);
 634     else
 635       sprintf(props + strlen(props), "\\dn%d", -fmt->yOffset);
 636   }
 637   if (fmt->dwMask & CFM_OUTLINE && fmt->dwEffects & CFE_OUTLINE)
 638     strcat(props, "\\outl");
 639   if (fmt->dwMask & CFM_PROTECTED && fmt->dwEffects & CFE_PROTECTED)
 640     strcat(props, "\\protect");
 641   /* TODO: CFM_REVISED CFM_REVAUTHOR - probably using rsidtbl? */
 642   if (fmt->dwMask & CFM_SHADOW && fmt->dwEffects & CFE_SHADOW)
 643     strcat(props, "\\shad");
 644   if (fmt->dwMask & CFM_SIZE)
 645     sprintf(props + strlen(props), "\\fs%d", fmt->yHeight / 10);
 646   if (fmt->dwMask & CFM_SMALLCAPS && fmt->dwEffects & CFE_SMALLCAPS)
 647     strcat(props, "\\scaps");
 648   if (fmt->dwMask & CFM_SPACING)
 649     sprintf(props + strlen(props), "\\expnd%u\\expndtw%u", fmt->sSpacing / 5, fmt->sSpacing);
 650   if (fmt->dwMask & CFM_STRIKEOUT && fmt->dwEffects & CFE_STRIKEOUT)
 651     strcat(props, "\\strike");
 652   if (fmt->dwMask & CFM_STYLE) {
 653     sprintf(props + strlen(props), "\\cs%u", fmt->sStyle);
 654     /* TODO: emit style contents here */
 655   }
 656   if (fmt->dwMask & (CFM_SUBSCRIPT | CFM_SUPERSCRIPT)) {
 657     if (fmt->dwEffects & CFE_SUBSCRIPT)
 658       strcat(props, "\\sub");
 659     else if (fmt->dwEffects & CFE_SUPERSCRIPT)
 660       strcat(props, "\\super");
 661   }
 662   if (fmt->dwMask & CFM_UNDERLINE || fmt->dwMask & CFM_UNDERLINETYPE) {
 663     if (fmt->dwMask & CFM_UNDERLINETYPE)
 664       switch (fmt->bUnderlineType) {
 665         case CFU_CF1UNDERLINE:
 666         case CFU_UNDERLINE:
 667           strcat(props, "\\ul");
 668           break;
 669         case CFU_UNDERLINEDOTTED:
 670           strcat(props, "\\uld");
 671           break;
 672         case CFU_UNDERLINEDOUBLE:
 673           strcat(props, "\\uldb");
 674           break;
 675         case CFU_UNDERLINEWORD:
 676           strcat(props, "\\ulw");
 677           break;
 678         case CFU_UNDERLINENONE:
 679         default:
 680           strcat(props, "\\ul0");
 681           break;
 682       }
 683     else if (fmt->dwEffects & CFE_UNDERLINE)
 684       strcat(props, "\\ul");
 685   }
 686   /* FIXME: How to emit CFM_WEIGHT? */
 687
 688   if (fmt->dwMask & CFM_FACE || fmt->dwMask & CFM_CHARSET) {
 689     WCHAR *szFaceName;
 690
 691     if (fmt->dwMask & CFM_FACE)
 692       szFaceName = fmt->szFaceName;
 693     else
 694       szFaceName = pStream->fonttbl[0].szFaceName;
 695     for (i = 0; i < pStream->nFontTblLen; i++) {
 696       if (szFaceName == pStream->fonttbl[i].szFaceName
 697           || !lstrcmpW(szFaceName, pStream->fonttbl[i].szFaceName))
 698         if (!(fmt->dwMask & CFM_CHARSET)
 699             || fmt->bCharSet == pStream->fonttbl[i].bCharSet)
 700           break;
 701     }
 702     if (i < pStream->nFontTblLen)
 703     {
 704       if (i != pStream->nDefaultFont)
 705         sprintf(props + strlen(props), "\\f%u", i);
 706
 707       /* In UTF-8 mode, charsets/codepages are not used */
 708       if (pStream->nDefaultCodePage != CP_UTF8)
 709       {
 710         if (pStream->fonttbl[i].bCharSet == DEFAULT_CHARSET)
 711           pStream->nCodePage = pStream->nDefaultCodePage;
 712         else
 713           pStream->nCodePage = RTFCharSetToCodePage(NULL, pStream->fonttbl[i].bCharSet);
 714       }
 715     }
 716   }
 717   if (*props)
 718     strcat(props, " ");
 719   if (!ME_StreamOutPrint(pStream, props))
 720     return FALSE;
 721   return TRUE;
 722 }
 723
 724
 725 static BOOL
 726 ME_StreamOutRTFText(ME_OutStream *pStream, const WCHAR *text, LONG nChars)
 727 {
 728   char buffer[STREAMOUT_BUFFER_SIZE];
 729   int pos = 0;
 730   int fit, nBytes, i;
 731
 732   if (nChars == -1)
 733     nChars = lstrlenW(text);
 734
 735   while (nChars) {
 736     /* In UTF-8 mode, font charsets are not used. */
 737     if (pStream->nDefaultCodePage == CP_UTF8) {
 738       /* 6 is the maximum character length in UTF-8 */
 739       fit = min(nChars, STREAMOUT_BUFFER_SIZE / 6);
 740       nBytes = WideCharToMultiByte(CP_UTF8, 0, text, fit, buffer,
 741                                    STREAMOUT_BUFFER_SIZE, NULL, NULL);
 742       nChars -= fit;
 743       text += fit;
 744       for (i = 0; i < nBytes; i++)
 745         if (buffer[i] == '{' || buffer[i] == '}' || buffer[i] == '\\') {
 746           if (!ME_StreamOutPrint(pStream, "%.*s\\", i - pos, buffer + pos))
 747             return FALSE;
 748           pos = i;
 749         }
 750       if (pos < nBytes)
 751         if (!ME_StreamOutMove(pStream, buffer + pos, nBytes - pos))
 752           return FALSE;
 753       pos = 0;
 754     } else if (*text < 128) {
 755       if (*text == '{' || *text == '}' || *text == '\\')
 756         buffer[pos++] = '\\';
 757       buffer[pos++] = (char)(*text++);
 758       nChars--;
 759     } else {
 760       BOOL unknown = FALSE;
 761       char letter[3];
 762
 763       /* FIXME: In the MS docs for WideCharToMultiByte there is a big list of
 764        * codepages including CP_SYMBOL for which the last parameter must be set
 765        * to NULL for the function to succeed. But in Wine we need to care only
 766        * about CP_SYMBOL */
 767       nBytes = WideCharToMultiByte(pStream->nCodePage, 0, text, 1,
 768                                    letter, 3, NULL,
 769                                    (pStream->nCodePage == CP_SYMBOL) ? NULL : &unknown);
 770       if (unknown)
 771         pos += sprintf(buffer + pos, "\\u%d?", (short)*text);
 772       else if ((BYTE)*letter < 128) {
 773         if (*letter == '{' || *letter == '}' || *letter == '\\')
 774           buffer[pos++] = '\\';
 775         buffer[pos++] = *letter;
 776       } else {
 777          for (i = 0; i < nBytes; i++)
 778            pos += sprintf(buffer + pos, "\\'%02x", (BYTE)letter[i]);
 779       }
 780       text++;
 781       nChars--;
 782     }
 783     if (pos >= STREAMOUT_BUFFER_SIZE - 11) {
 784       if (!ME_StreamOutMove(pStream, buffer, pos))
 785         return FALSE;
 786       pos = 0;
 787     }
 788   }
 789   return ME_StreamOutMove(pStream, buffer, pos);
 790 }
 791
 792
 793 static BOOL ME_StreamOutRTF(ME_TextEditor *editor, ME_OutStream *pStream,
 794                             const ME_Cursor *start, int nChars, int dwFormat)
 795 {
 796   ME_Cursor cursor = *start;
 797   ME_DisplayItem *prev_para = cursor.pPara;
 798   ME_Cursor endCur = cursor;
 799
 800   ME_MoveCursorChars(editor, &endCur, nChars);
 801
 802   if (!ME_StreamOutRTFHeader(pStream, dwFormat))
 803     return FALSE;
 804
 805   if (!ME_StreamOutRTFFontAndColorTbl(pStream, cursor.pRun, endCur.pRun))
 806     return FALSE;
 807
 808   /* TODO: stylesheet table */
 809
 810   /* FIXME: maybe emit something smarter for the generator? */
 811   if (!ME_StreamOutPrint(pStream, "{\\*\\generator Wine Riched20 2.0.????;}"))
 812     return FALSE;
 813
 814   /* TODO: information group */
 815
 816   /* TODO: document formatting properties */
 817
 818   /* FIXME: We have only one document section */
 819
 820   /* TODO: section formatting properties */
 821
 822   if (!ME_StreamOutRTFParaProps(editor, pStream, cursor.pPara))
 823     return FALSE;
 824
 825   do {
 826     if (cursor.pPara != prev_para)
 827     {
 828       prev_para = cursor.pPara;
 829       if (!ME_StreamOutRTFParaProps(editor, pStream, cursor.pPara))
 830         return FALSE;
 831     }
 832
 833     if (cursor.pRun == endCur.pRun && !endCur.nOffset)
 834       break;
 835     TRACE("flags %xh\n", cursor.pRun->member.run.nFlags);
 836     /* TODO: emit embedded objects */
 837     if (cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND))
 838       continue;
 839     if (cursor.pRun->member.run.nFlags & MERF_GRAPHICS) {
 840       FIXME("embedded objects are not handled\n");
 841     } else if (cursor.pRun->member.run.nFlags & MERF_TAB) {
 842       if (editor->bEmulateVersion10 && /* v1.0 - 3.0 */
 843           cursor.pPara->member.para.pFmt->dwMask & PFM_TABLE &&
 844           cursor.pPara->member.para.pFmt->wEffects & PFE_TABLE)
 845       {
 846         if (!ME_StreamOutPrint(pStream, "\\cell "))
 847           return FALSE;
 848       } else {
 849         if (!ME_StreamOutPrint(pStream, "\\tab "))
 850           return FALSE;
 851       }
 852     } else if (cursor.pRun->member.run.nFlags & MERF_ENDCELL) {
 853       if (pStream->nNestingLevel > 1) {
 854         if (!ME_StreamOutPrint(pStream, "\\nestcell "))
 855           return FALSE;
 856       } else {
 857         if (!ME_StreamOutPrint(pStream, "\\cell "))
 858           return FALSE;
 859       }
 860       nChars--;
 861     } else if (cursor.pRun->member.run.nFlags & MERF_ENDPARA) {
 862       if (cursor.pPara->member.para.pFmt->dwMask & PFM_TABLE &&
 863           cursor.pPara->member.para.pFmt->wEffects & PFE_TABLE &&
 864           !(cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)))
 865       {
 866         if (!ME_StreamOutPrint(pStream, "\\row \r\n"))
 867           return FALSE;
 868       } else {
 869         if (!ME_StreamOutPrint(pStream, "\r\n\\par"))
 870           return FALSE;
 871       }
 872       /* Skip as many characters as required by current line break */
 873       nChars = max(0, nChars - cursor.pRun->member.run.len);
 874     } else if (cursor.pRun->member.run.nFlags & MERF_ENDROW) {
 875       if (!ME_StreamOutPrint(pStream, "\\line \r\n"))
 876         return FALSE;
 877       nChars--;
 878     } else {
 879       int nEnd;
 880
 881       if (!ME_StreamOutPrint(pStream, "{"))
 882         return FALSE;
 883       TRACE("style %p\n", cursor.pRun->member.run.style);
 884       if (!ME_StreamOutRTFCharProps(pStream, &cursor.pRun->member.run.style->fmt))
 885         return FALSE;
 886
 887       nEnd = (cursor.pRun == endCur.pRun) ? endCur.nOffset : cursor.pRun->member.run.len;
 888       if (!ME_StreamOutRTFText(pStream, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 889                                nEnd - cursor.nOffset))
 890         return FALSE;
 891       cursor.nOffset = 0;
 892       if (!ME_StreamOutPrint(pStream, "}"))
 893         return FALSE;
 894     }
 895   } while (cursor.pRun != endCur.pRun && ME_NextRun(&cursor.pPara, &cursor.pRun));
 896
 897   if (!ME_StreamOutMove(pStream, "}\0", 2))
 898     return FALSE;
 899   return TRUE;
 900 }
 901
 902
 903 static BOOL ME_StreamOutText(ME_TextEditor *editor, ME_OutStream *pStream,
 904                              const ME_Cursor *start, int nChars, DWORD dwFormat)
 905 {
 906   ME_Cursor cursor = *start;
 907   int nLen;
 908   UINT nCodePage = CP_ACP;
 909   char *buffer = NULL;
 910   int nBufLen = 0;
 911   BOOL success = TRUE;
 912
 913   if (!cursor.pRun)
 914     return FALSE;
 915
 916   if (dwFormat & SF_USECODEPAGE)
 917     nCodePage = HIWORD(dwFormat);
 918
 919   /* TODO: Handle SF_TEXTIZED */
 920
 921   while (success && nChars && cursor.pRun) {
 922     nLen = min(nChars, cursor.pRun->member.run.len - cursor.nOffset);
 923
 924     if (!editor->bEmulateVersion10 && cursor.pRun->member.run.nFlags & MERF_ENDPARA)
 925     {
 926       static const WCHAR szEOL[] = { '\r', '\n' };
 927
 928       /* richedit 2.0 - all line breaks are \r\n */
 929       if (dwFormat & SF_UNICODE)
 930         success = ME_StreamOutMove(pStream, (const char *)szEOL, sizeof(szEOL));
 931       else
 932         success = ME_StreamOutMove(pStream, "\r\n", 2);
 933     } else {
 934       if (dwFormat & SF_UNICODE)
 935         success = ME_StreamOutMove(pStream, (const char *)(get_text( &cursor.pRun->member.run, cursor.nOffset )),
 936                                    sizeof(WCHAR) * nLen);
 937       else {
 938         int nSize;
 939
 940         nSize = WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 941                                     nLen, NULL, 0, NULL, NULL);
 942         if (nSize > nBufLen) {
 943           FREE_OBJ(buffer);
 944           buffer = ALLOC_N_OBJ(char, nSize);
 945           nBufLen = nSize;
 946         }
 947         WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 948                             nLen, buffer, nSize, NULL, NULL);
 949         success = ME_StreamOutMove(pStream, buffer, nSize);
 950       }
 951     }
 952
 953     nChars -= nLen;
 954     cursor.nOffset = 0;
 955     cursor.pRun = ME_FindItemFwd(cursor.pRun, diRun);
 956   }
 957
 958   FREE_OBJ(buffer);
 959   return success;
 960 }
 961
 962
 963 LRESULT ME_StreamOutRange(ME_TextEditor *editor, DWORD dwFormat,
 964                           const ME_Cursor *start,
 965                           int nChars, EDITSTREAM *stream)
 966 {
 967   ME_OutStream *pStream = ME_StreamOutInit(editor, stream);
 968
 969   if (dwFormat & SF_RTF)
 970     ME_StreamOutRTF(editor, pStream, start, nChars, dwFormat);
 971   else if (dwFormat & SF_TEXT || dwFormat & SF_TEXTIZED)
 972     ME_StreamOutText(editor, pStream, start, nChars, dwFormat);
 973   if (!pStream->stream->dwError)
 974     ME_StreamOutFlush(pStream);
 975   return ME_StreamOutFree(pStream);
 976 }
 977
 978 LRESULT
 979 ME_StreamOut(ME_TextEditor *editor, DWORD dwFormat, EDITSTREAM *stream)
 980 {
 981   ME_Cursor start;
 982   int nChars;
 983
 984   if (dwFormat & SFF_SELECTION) {
 985     int nStart, nTo;
 986     start = editor->pCursors[ME_GetSelectionOfs(editor, &nStart, &nTo)];
 987     nChars = nTo - nStart;
 988   } else {
 989     ME_SetCursorToStart(editor, &start);
 990     nChars = ME_GetTextLength(editor);
 991     /* Generate an end-of-paragraph at the end of SCF_ALL RTF output */
 992     if (dwFormat & SF_RTF)
 993       nChars++;
 994   }
 995   return ME_StreamOutRange(editor, dwFormat, &start, nChars, stream);
 996 }