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 the color table */
 301   if (!ME_StreamOutPrint(pStream, "{\\colortbl;")) return FALSE; /* first entry is auto-color */
 302   for (i = 1; i < pStream->nColorTblLen; i++)
 303   {
 304     if (!ME_StreamOutPrint(pStream, "\\red%u\\green%u\\blue%u;", pStream->colortbl[i] & 0xFF,
 305                            (pStream->colortbl[i] >> 8) & 0xFF, (pStream->colortbl[i] >> 16) & 0xFF))
 306       return FALSE;
 307   }
 308   if (!ME_StreamOutPrint(pStream, "}")) return FALSE;
 309
 310   return TRUE;
 311 }
 312
 313 static BOOL
 314 ME_StreamOutRTFTableProps(ME_TextEditor *editor, ME_OutStream *pStream,
 315                           ME_DisplayItem *para)
 316 {
 317   ME_DisplayItem *cell;
 318   char props[STREAMOUT_BUFFER_SIZE] = "";
 319   int i;
 320   const char sideChar[4] = {'t','l','b','r'};
 321
 322   if (!ME_StreamOutPrint(pStream, "\\trowd"))
 323     return FALSE;
 324   if (!editor->bEmulateVersion10) { /* v4.1 */
 325     PARAFORMAT2 *pFmt = ME_GetTableRowEnd(para)->member.para.pFmt;
 326     para = ME_GetTableRowStart(para);
 327     cell = para->member.para.next_para->member.para.pCell;
 328     assert(cell);
 329     if (pFmt->dxOffset)
 330       sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
 331     if (pFmt->dxStartIndent)
 332       sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
 333     do {
 334       ME_Border* borders[4] = { &cell->member.cell.border.top,
 335                                 &cell->member.cell.border.left,
 336                                 &cell->member.cell.border.bottom,
 337                                 &cell->member.cell.border.right };
 338       for (i = 0; i < 4; i++)
 339       {
 340         if (borders[i]->width)
 341         {
 342           unsigned int j;
 343           COLORREF crColor = borders[i]->colorRef;
 344           sprintf(props + strlen(props), "\\clbrdr%c", sideChar[i]);
 345           sprintf(props + strlen(props), "\\brdrs");
 346           sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
 347           for (j = 1; j < pStream->nColorTblLen; j++) {
 348             if (pStream->colortbl[j] == crColor) {
 349               sprintf(props + strlen(props), "\\brdrcf%u", j);
 350               break;
 351             }
 352           }
 353         }
 354       }
 355       sprintf(props + strlen(props), "\\cellx%d", cell->member.cell.nRightBoundary);
 356       cell = cell->member.cell.next_cell;
 357     } while (cell->member.cell.next_cell);
 358   } else { /* v1.0 - 3.0 */
 359     const ME_Border* borders[4] = { &para->member.para.border.top,
 360                                     &para->member.para.border.left,
 361                                     &para->member.para.border.bottom,
 362                                     &para->member.para.border.right };
 363     PARAFORMAT2 *pFmt = para->member.para.pFmt;
 364
 365     assert(!(para->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)));
 366     if (pFmt->dxOffset)
 367       sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
 368     if (pFmt->dxStartIndent)
 369       sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
 370     for (i = 0; i < 4; i++)
 371     {
 372       if (borders[i]->width)
 373       {
 374         unsigned int j;
 375         COLORREF crColor = borders[i]->colorRef;
 376         sprintf(props + strlen(props), "\\trbrdr%c", sideChar[i]);
 377         sprintf(props + strlen(props), "\\brdrs");
 378         sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
 379         for (j = 1; j < pStream->nColorTblLen; j++) {
 380           if (pStream->colortbl[j] == crColor) {
 381             sprintf(props + strlen(props), "\\brdrcf%u", j);
 382             break;
 383           }
 384         }
 385       }
 386     }
 387     for (i = 0; i < pFmt->cTabCount; i++)
 388     {
 389       sprintf(props + strlen(props), "\\cellx%d", pFmt->rgxTabs[i] & 0x00FFFFFF);
 390     }
 391   }
 392   if (!ME_StreamOutPrint(pStream, props))
 393     return FALSE;
 394   props[0] = '\0';
 395   return TRUE;
 396 }
 397
 398 static BOOL
 399 ME_StreamOutRTFParaProps(ME_TextEditor *editor, ME_OutStream *pStream,
 400                          ME_DisplayItem *para)
 401 {
 402   PARAFORMAT2 *fmt = para->member.para.pFmt;
 403   char props[STREAMOUT_BUFFER_SIZE] = "";
 404   int i;
 405
 406   if (!editor->bEmulateVersion10) { /* v4.1 */
 407     if (para->member.para.nFlags & MEPF_ROWSTART) {
 408       pStream->nNestingLevel++;
 409       if (pStream->nNestingLevel == 1) {
 410         if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 411           return FALSE;
 412       }
 413       return TRUE;
 414     } else if (para->member.para.nFlags & MEPF_ROWEND) {
 415       pStream->nNestingLevel--;
 416       if (pStream->nNestingLevel >= 1) {
 417         if (!ME_StreamOutPrint(pStream, "{\\*\\nesttableprops"))
 418           return FALSE;
 419         if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 420           return FALSE;
 421         if (!ME_StreamOutPrint(pStream, "\\nestrow}{\\nonesttables\\par}\r\n"))
 422           return FALSE;
 423       } else {
 424         if (!ME_StreamOutPrint(pStream, "\\row \r\n"))
 425           return FALSE;
 426       }
 427       return TRUE;
 428     }
 429   } else { /* v1.0 - 3.0 */
 430     if (para->member.para.pFmt->dwMask & PFM_TABLE &&
 431         para->member.para.pFmt->wEffects & PFE_TABLE)
 432     {
 433       if (!ME_StreamOutRTFTableProps(editor, pStream, para))
 434         return FALSE;
 435     }
 436   }
 437
 438   /* TODO: Don't emit anything if the last PARAFORMAT2 is inherited */
 439   if (!ME_StreamOutPrint(pStream, "\\pard"))
 440     return FALSE;
 441
 442   if (!editor->bEmulateVersion10) { /* v4.1 */
 443     if (pStream->nNestingLevel > 0)
 444       strcat(props, "\\intbl");
 445     if (pStream->nNestingLevel > 1)
 446       sprintf(props + strlen(props), "\\itap%d", pStream->nNestingLevel);
 447   } else { /* v1.0 - 3.0 */
 448     if (fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE)
 449       strcat(props, "\\intbl");
 450   }
 451
 452   /* TODO: PFM_BORDER. M$ does not emit any keywords for these properties, and
 453    * when streaming border keywords in, PFM_BORDER is set, but wBorder field is
 454    * set very different from the documentation.
 455    * (Tested with RichEdit 5.50.25.0601) */
 456
 457   if (fmt->dwMask & PFM_ALIGNMENT) {
 458     switch (fmt->wAlignment) {
 459       case PFA_LEFT:
 460         /* Default alignment: not emitted */
 461         break;
 462       case PFA_RIGHT:
 463         strcat(props, "\\qr");
 464         break;
 465       case PFA_CENTER:
 466         strcat(props, "\\qc");
 467         break;
 468       case PFA_JUSTIFY:
 469         strcat(props, "\\qj");
 470         break;
 471     }
 472   }
 473
 474   if (fmt->dwMask & PFM_LINESPACING) {
 475     /* FIXME: MSDN says that the bLineSpacingRule field is controlled by the
 476      * PFM_SPACEAFTER flag. Is that true? I don't believe so. */
 477     switch (fmt->bLineSpacingRule) {
 478       case 0: /* Single spacing */
 479         strcat(props, "\\sl-240\\slmult1");
 480         break;
 481       case 1: /* 1.5 spacing */
 482         strcat(props, "\\sl-360\\slmult1");
 483         break;
 484       case 2: /* Double spacing */
 485         strcat(props, "\\sl-480\\slmult1");
 486         break;
 487       case 3:
 488         sprintf(props + strlen(props), "\\sl%d\\slmult0", fmt->dyLineSpacing);
 489         break;
 490       case 4:
 491         sprintf(props + strlen(props), "\\sl-%d\\slmult0", fmt->dyLineSpacing);
 492         break;
 493       case 5:
 494         sprintf(props + strlen(props), "\\sl-%d\\slmult1", fmt->dyLineSpacing * 240 / 20);
 495         break;
 496     }
 497   }
 498
 499   if (fmt->dwMask & PFM_DONOTHYPHEN && fmt->wEffects & PFE_DONOTHYPHEN)
 500     strcat(props, "\\hyph0");
 501   if (fmt->dwMask & PFM_KEEP && fmt->wEffects & PFE_KEEP)
 502     strcat(props, "\\keep");
 503   if (fmt->dwMask & PFM_KEEPNEXT && fmt->wEffects & PFE_KEEPNEXT)
 504     strcat(props, "\\keepn");
 505   if (fmt->dwMask & PFM_NOLINENUMBER && fmt->wEffects & PFE_NOLINENUMBER)
 506     strcat(props, "\\noline");
 507   if (fmt->dwMask & PFM_NOWIDOWCONTROL && fmt->wEffects & PFE_NOWIDOWCONTROL)
 508     strcat(props, "\\nowidctlpar");
 509   if (fmt->dwMask & PFM_PAGEBREAKBEFORE && fmt->wEffects & PFE_PAGEBREAKBEFORE)
 510     strcat(props, "\\pagebb");
 511   if (fmt->dwMask & PFM_RTLPARA && fmt->wEffects & PFE_RTLPARA)
 512     strcat(props, "\\rtlpar");
 513   if (fmt->dwMask & PFM_SIDEBYSIDE && fmt->wEffects & PFE_SIDEBYSIDE)
 514     strcat(props, "\\sbys");
 515
 516   if (!(editor->bEmulateVersion10 && /* v1.0 - 3.0 */
 517         fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE))
 518   {
 519     if (fmt->dwMask & PFM_OFFSET)
 520       sprintf(props + strlen(props), "\\li%d", fmt->dxOffset);
 521     if (fmt->dwMask & PFM_OFFSETINDENT || fmt->dwMask & PFM_STARTINDENT)
 522       sprintf(props + strlen(props), "\\fi%d", fmt->dxStartIndent);
 523     if (fmt->dwMask & PFM_RIGHTINDENT)
 524       sprintf(props + strlen(props), "\\ri%d", fmt->dxRightIndent);
 525     if (fmt->dwMask & PFM_TABSTOPS) {
 526       static const char * const leader[6] = { "", "\\tldot", "\\tlhyph", "\\tlul", "\\tlth", "\\tleq" };
 527
 528       for (i = 0; i < fmt->cTabCount; i++) {
 529         switch ((fmt->rgxTabs[i] >> 24) & 0xF) {
 530           case 1:
 531             strcat(props, "\\tqc");
 532             break;
 533           case 2:
 534             strcat(props, "\\tqr");
 535             break;
 536           case 3:
 537             strcat(props, "\\tqdec");
 538             break;
 539           case 4:
 540             /* Word bar tab (vertical bar). Handled below */
 541             break;
 542         }
 543         if (fmt->rgxTabs[i] >> 28 <= 5)
 544           strcat(props, leader[fmt->rgxTabs[i] >> 28]);
 545         sprintf(props+strlen(props), "\\tx%d", fmt->rgxTabs[i]&0x00FFFFFF);
 546       }
 547     }
 548   }
 549   if (fmt->dwMask & PFM_SPACEAFTER)
 550     sprintf(props + strlen(props), "\\sa%d", fmt->dySpaceAfter);
 551   if (fmt->dwMask & PFM_SPACEBEFORE)
 552     sprintf(props + strlen(props), "\\sb%d", fmt->dySpaceBefore);
 553   if (fmt->dwMask & PFM_STYLE)
 554     sprintf(props + strlen(props), "\\s%d", fmt->sStyle);
 555
 556   if (fmt->dwMask & PFM_SHADING) {
 557     static const char * const style[16] = { "", "\\bgdkhoriz", "\\bgdkvert", "\\bgdkfdiag",
 558                                      "\\bgdkbdiag", "\\bgdkcross", "\\bgdkdcross",
 559                                      "\\bghoriz", "\\bgvert", "\\bgfdiag",
 560                                      "\\bgbdiag", "\\bgcross", "\\bgdcross",
 561                                      "", "", "" };
 562     if (fmt->wShadingWeight)
 563       sprintf(props + strlen(props), "\\shading%d", fmt->wShadingWeight);
 564     if (fmt->wShadingStyle & 0xF)
 565       strcat(props, style[fmt->wShadingStyle & 0xF]);
 566     sprintf(props + strlen(props), "\\cfpat%d\\cbpat%d",
 567             (fmt->wShadingStyle >> 4) & 0xF, (fmt->wShadingStyle >> 8) & 0xF);
 568   }
 569
 570   if (*props && !ME_StreamOutPrint(pStream, props))
 571     return FALSE;
 572
 573   return TRUE;
 574 }
 575
 576
 577 static BOOL
 578 ME_StreamOutRTFCharProps(ME_OutStream *pStream, CHARFORMAT2W *fmt)
 579 {
 580   char props[STREAMOUT_BUFFER_SIZE] = "";
 581   unsigned int i;
 582
 583   if (fmt->dwMask & CFM_ALLCAPS && fmt->dwEffects & CFE_ALLCAPS)
 584     strcat(props, "\\caps");
 585   if (fmt->dwMask & CFM_ANIMATION)
 586     sprintf(props + strlen(props), "\\animtext%u", fmt->bAnimation);
 587   if (fmt->dwMask & CFM_BACKCOLOR) {
 588     if (!(fmt->dwEffects & CFE_AUTOBACKCOLOR)) {
 589       for (i = 1; i < pStream->nColorTblLen; i++)
 590         if (pStream->colortbl[i] == fmt->crBackColor) {
 591           sprintf(props + strlen(props), "\\cb%u", i);
 592           break;
 593         }
 594     }
 595   }
 596   if (fmt->dwMask & CFM_BOLD && fmt->dwEffects & CFE_BOLD)
 597     strcat(props, "\\b");
 598   if (fmt->dwMask & CFM_COLOR) {
 599     if (!(fmt->dwEffects & CFE_AUTOCOLOR)) {
 600       for (i = 1; i < pStream->nColorTblLen; i++)
 601         if (pStream->colortbl[i] == fmt->crTextColor) {
 602           sprintf(props + strlen(props), "\\cf%u", i);
 603           break;
 604         }
 605     }
 606   }
 607   /* TODO: CFM_DISABLED */
 608   if (fmt->dwMask & CFM_EMBOSS && fmt->dwEffects & CFE_EMBOSS)
 609     strcat(props, "\\embo");
 610   if (fmt->dwMask & CFM_HIDDEN && fmt->dwEffects & CFE_HIDDEN)
 611     strcat(props, "\\v");
 612   if (fmt->dwMask & CFM_IMPRINT && fmt->dwEffects & CFE_IMPRINT)
 613     strcat(props, "\\impr");
 614   if (fmt->dwMask & CFM_ITALIC && fmt->dwEffects & CFE_ITALIC)
 615     strcat(props, "\\i");
 616   if (fmt->dwMask & CFM_KERNING)
 617     sprintf(props + strlen(props), "\\kerning%u", fmt->wKerning);
 618   if (fmt->dwMask & CFM_LCID) {
 619     /* TODO: handle SFF_PLAINRTF */
 620     if (LOWORD(fmt->lcid) == 1024)
 621       strcat(props, "\\noproof\\lang1024\\langnp1024\\langfe1024\\langfenp1024");
 622     else
 623       sprintf(props + strlen(props), "\\lang%u", LOWORD(fmt->lcid));
 624   }
 625   /* CFM_LINK is not streamed out by M$ */
 626   if (fmt->dwMask & CFM_OFFSET) {
 627     if (fmt->yOffset >= 0)
 628       sprintf(props + strlen(props), "\\up%d", fmt->yOffset);
 629     else
 630       sprintf(props + strlen(props), "\\dn%d", -fmt->yOffset);
 631   }
 632   if (fmt->dwMask & CFM_OUTLINE && fmt->dwEffects & CFE_OUTLINE)
 633     strcat(props, "\\outl");
 634   if (fmt->dwMask & CFM_PROTECTED && fmt->dwEffects & CFE_PROTECTED)
 635     strcat(props, "\\protect");
 636   /* TODO: CFM_REVISED CFM_REVAUTHOR - probably using rsidtbl? */
 637   if (fmt->dwMask & CFM_SHADOW && fmt->dwEffects & CFE_SHADOW)
 638     strcat(props, "\\shad");
 639   if (fmt->dwMask & CFM_SIZE)
 640     sprintf(props + strlen(props), "\\fs%d", fmt->yHeight / 10);
 641   if (fmt->dwMask & CFM_SMALLCAPS && fmt->dwEffects & CFE_SMALLCAPS)
 642     strcat(props, "\\scaps");
 643   if (fmt->dwMask & CFM_SPACING)
 644     sprintf(props + strlen(props), "\\expnd%u\\expndtw%u", fmt->sSpacing / 5, fmt->sSpacing);
 645   if (fmt->dwMask & CFM_STRIKEOUT && fmt->dwEffects & CFE_STRIKEOUT)
 646     strcat(props, "\\strike");
 647   if (fmt->dwMask & CFM_STYLE) {
 648     sprintf(props + strlen(props), "\\cs%u", fmt->sStyle);
 649     /* TODO: emit style contents here */
 650   }
 651   if (fmt->dwMask & (CFM_SUBSCRIPT | CFM_SUPERSCRIPT)) {
 652     if (fmt->dwEffects & CFE_SUBSCRIPT)
 653       strcat(props, "\\sub");
 654     else if (fmt->dwEffects & CFE_SUPERSCRIPT)
 655       strcat(props, "\\super");
 656   }
 657   if (fmt->dwMask & CFM_UNDERLINE || fmt->dwMask & CFM_UNDERLINETYPE) {
 658     if (fmt->dwMask & CFM_UNDERLINETYPE)
 659       switch (fmt->bUnderlineType) {
 660         case CFU_CF1UNDERLINE:
 661         case CFU_UNDERLINE:
 662           strcat(props, "\\ul");
 663           break;
 664         case CFU_UNDERLINEDOTTED:
 665           strcat(props, "\\uld");
 666           break;
 667         case CFU_UNDERLINEDOUBLE:
 668           strcat(props, "\\uldb");
 669           break;
 670         case CFU_UNDERLINEWORD:
 671           strcat(props, "\\ulw");
 672           break;
 673         case CFU_UNDERLINENONE:
 674         default:
 675           strcat(props, "\\ul0");
 676           break;
 677       }
 678     else if (fmt->dwEffects & CFE_UNDERLINE)
 679       strcat(props, "\\ul");
 680   }
 681   /* FIXME: How to emit CFM_WEIGHT? */
 682
 683   if (fmt->dwMask & CFM_FACE || fmt->dwMask & CFM_CHARSET) {
 684     WCHAR *szFaceName;
 685
 686     if (fmt->dwMask & CFM_FACE)
 687       szFaceName = fmt->szFaceName;
 688     else
 689       szFaceName = pStream->fonttbl[0].szFaceName;
 690     for (i = 0; i < pStream->nFontTblLen; i++) {
 691       if (szFaceName == pStream->fonttbl[i].szFaceName
 692           || !lstrcmpW(szFaceName, pStream->fonttbl[i].szFaceName))
 693         if (!(fmt->dwMask & CFM_CHARSET)
 694             || fmt->bCharSet == pStream->fonttbl[i].bCharSet)
 695           break;
 696     }
 697     if (i < pStream->nFontTblLen)
 698     {
 699       if (i != pStream->nDefaultFont)
 700         sprintf(props + strlen(props), "\\f%u", i);
 701
 702       /* In UTF-8 mode, charsets/codepages are not used */
 703       if (pStream->nDefaultCodePage != CP_UTF8)
 704       {
 705         if (pStream->fonttbl[i].bCharSet == DEFAULT_CHARSET)
 706           pStream->nCodePage = pStream->nDefaultCodePage;
 707         else
 708           pStream->nCodePage = RTFCharSetToCodePage(NULL, pStream->fonttbl[i].bCharSet);
 709       }
 710     }
 711   }
 712   if (*props)
 713     strcat(props, " ");
 714   if (!ME_StreamOutPrint(pStream, props))
 715     return FALSE;
 716   return TRUE;
 717 }
 718
 719
 720 static BOOL
 721 ME_StreamOutRTFText(ME_OutStream *pStream, const WCHAR *text, LONG nChars)
 722 {
 723   char buffer[STREAMOUT_BUFFER_SIZE];
 724   int pos = 0;
 725   int fit, nBytes, i;
 726
 727   if (nChars == -1)
 728     nChars = lstrlenW(text);
 729
 730   while (nChars) {
 731     /* In UTF-8 mode, font charsets are not used. */
 732     if (pStream->nDefaultCodePage == CP_UTF8) {
 733       /* 6 is the maximum character length in UTF-8 */
 734       fit = min(nChars, STREAMOUT_BUFFER_SIZE / 6);
 735       nBytes = WideCharToMultiByte(CP_UTF8, 0, text, fit, buffer,
 736                                    STREAMOUT_BUFFER_SIZE, NULL, NULL);
 737       nChars -= fit;
 738       text += fit;
 739       for (i = 0; i < nBytes; i++)
 740         if (buffer[i] == '{' || buffer[i] == '}' || buffer[i] == '\\') {
 741           if (!ME_StreamOutPrint(pStream, "%.*s\\", i - pos, buffer + pos))
 742             return FALSE;
 743           pos = i;
 744         }
 745       if (pos < nBytes)
 746         if (!ME_StreamOutMove(pStream, buffer + pos, nBytes - pos))
 747           return FALSE;
 748       pos = 0;
 749     } else if (*text < 128) {
 750       if (*text == '{' || *text == '}' || *text == '\\')
 751         buffer[pos++] = '\\';
 752       buffer[pos++] = (char)(*text++);
 753       nChars--;
 754     } else {
 755       BOOL unknown = FALSE;
 756       char letter[3];
 757
 758       /* FIXME: In the MS docs for WideCharToMultiByte there is a big list of
 759        * codepages including CP_SYMBOL for which the last parameter must be set
 760        * to NULL for the function to succeed. But in Wine we need to care only
 761        * about CP_SYMBOL */
 762       nBytes = WideCharToMultiByte(pStream->nCodePage, 0, text, 1,
 763                                    letter, 3, NULL,
 764                                    (pStream->nCodePage == CP_SYMBOL) ? NULL : &unknown);
 765       if (unknown)
 766         pos += sprintf(buffer + pos, "\\u%d?", (short)*text);
 767       else if ((BYTE)*letter < 128) {
 768         if (*letter == '{' || *letter == '}' || *letter == '\\')
 769           buffer[pos++] = '\\';
 770         buffer[pos++] = *letter;
 771       } else {
 772          for (i = 0; i < nBytes; i++)
 773            pos += sprintf(buffer + pos, "\\'%02x", (BYTE)letter[i]);
 774       }
 775       text++;
 776       nChars--;
 777     }
 778     if (pos >= STREAMOUT_BUFFER_SIZE - 11) {
 779       if (!ME_StreamOutMove(pStream, buffer, pos))
 780         return FALSE;
 781       pos = 0;
 782     }
 783   }
 784   return ME_StreamOutMove(pStream, buffer, pos);
 785 }
 786
 787
 788 static BOOL ME_StreamOutRTF(ME_TextEditor *editor, ME_OutStream *pStream,
 789                             const ME_Cursor *start, int nChars, int dwFormat)
 790 {
 791   ME_Cursor cursor = *start;
 792   ME_DisplayItem *prev_para = cursor.pPara;
 793   ME_Cursor endCur = cursor;
 794
 795   ME_MoveCursorChars(editor, &endCur, nChars);
 796
 797   if (!ME_StreamOutRTFHeader(pStream, dwFormat))
 798     return FALSE;
 799
 800   if (!ME_StreamOutRTFFontAndColorTbl(pStream, cursor.pRun, endCur.pRun))
 801     return FALSE;
 802
 803   /* TODO: stylesheet table */
 804
 805   /* FIXME: maybe emit something smarter for the generator? */
 806   if (!ME_StreamOutPrint(pStream, "{\\*\\generator Wine Riched20 2.0.????;}"))
 807     return FALSE;
 808
 809   /* TODO: information group */
 810
 811   /* TODO: document formatting properties */
 812
 813   /* FIXME: We have only one document section */
 814
 815   /* TODO: section formatting properties */
 816
 817   if (!ME_StreamOutRTFParaProps(editor, pStream, cursor.pPara))
 818     return FALSE;
 819
 820   do {
 821     if (cursor.pPara != prev_para)
 822     {
 823       prev_para = cursor.pPara;
 824       if (!ME_StreamOutRTFParaProps(editor, pStream, cursor.pPara))
 825         return FALSE;
 826     }
 827
 828     if (cursor.pRun == endCur.pRun && !endCur.nOffset)
 829       break;
 830     TRACE("flags %xh\n", cursor.pRun->member.run.nFlags);
 831     /* TODO: emit embedded objects */
 832     if (cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND))
 833       continue;
 834     if (cursor.pRun->member.run.nFlags & MERF_GRAPHICS) {
 835       FIXME("embedded objects are not handled\n");
 836     } else if (cursor.pRun->member.run.nFlags & MERF_TAB) {
 837       if (editor->bEmulateVersion10 && /* v1.0 - 3.0 */
 838           cursor.pPara->member.para.pFmt->dwMask & PFM_TABLE &&
 839           cursor.pPara->member.para.pFmt->wEffects & PFE_TABLE)
 840       {
 841         if (!ME_StreamOutPrint(pStream, "\\cell "))
 842           return FALSE;
 843       } else {
 844         if (!ME_StreamOutPrint(pStream, "\\tab "))
 845           return FALSE;
 846       }
 847     } else if (cursor.pRun->member.run.nFlags & MERF_ENDCELL) {
 848       if (pStream->nNestingLevel > 1) {
 849         if (!ME_StreamOutPrint(pStream, "\\nestcell "))
 850           return FALSE;
 851       } else {
 852         if (!ME_StreamOutPrint(pStream, "\\cell "))
 853           return FALSE;
 854       }
 855       nChars--;
 856     } else if (cursor.pRun->member.run.nFlags & MERF_ENDPARA) {
 857       if (cursor.pPara->member.para.pFmt->dwMask & PFM_TABLE &&
 858           cursor.pPara->member.para.pFmt->wEffects & PFE_TABLE &&
 859           !(cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)))
 860       {
 861         if (!ME_StreamOutPrint(pStream, "\\row \r\n"))
 862           return FALSE;
 863       } else {
 864         if (!ME_StreamOutPrint(pStream, "\r\n\\par"))
 865           return FALSE;
 866       }
 867       /* Skip as many characters as required by current line break */
 868       nChars = max(0, nChars - cursor.pRun->member.run.len);
 869     } else if (cursor.pRun->member.run.nFlags & MERF_ENDROW) {
 870       if (!ME_StreamOutPrint(pStream, "\\line \r\n"))
 871         return FALSE;
 872       nChars--;
 873     } else {
 874       int nEnd;
 875
 876       if (!ME_StreamOutPrint(pStream, "{"))
 877         return FALSE;
 878       TRACE("style %p\n", cursor.pRun->member.run.style);
 879       if (!ME_StreamOutRTFCharProps(pStream, &cursor.pRun->member.run.style->fmt))
 880         return FALSE;
 881
 882       nEnd = (cursor.pRun == endCur.pRun) ? endCur.nOffset : cursor.pRun->member.run.len;
 883       if (!ME_StreamOutRTFText(pStream, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 884                                nEnd - cursor.nOffset))
 885         return FALSE;
 886       cursor.nOffset = 0;
 887       if (!ME_StreamOutPrint(pStream, "}"))
 888         return FALSE;
 889     }
 890   } while (cursor.pRun != endCur.pRun && ME_NextRun(&cursor.pPara, &cursor.pRun));
 891
 892   if (!ME_StreamOutMove(pStream, "}\0", 2))
 893     return FALSE;
 894   return TRUE;
 895 }
 896
 897
 898 static BOOL ME_StreamOutText(ME_TextEditor *editor, ME_OutStream *pStream,
 899                              const ME_Cursor *start, int nChars, DWORD dwFormat)
 900 {
 901   ME_Cursor cursor = *start;
 902   int nLen;
 903   UINT nCodePage = CP_ACP;
 904   char *buffer = NULL;
 905   int nBufLen = 0;
 906   BOOL success = TRUE;
 907
 908   if (!cursor.pRun)
 909     return FALSE;
 910
 911   if (dwFormat & SF_USECODEPAGE)
 912     nCodePage = HIWORD(dwFormat);
 913
 914   /* TODO: Handle SF_TEXTIZED */
 915
 916   while (success && nChars && cursor.pRun) {
 917     nLen = min(nChars, cursor.pRun->member.run.len - cursor.nOffset);
 918
 919     if (!editor->bEmulateVersion10 && cursor.pRun->member.run.nFlags & MERF_ENDPARA)
 920     {
 921       static const WCHAR szEOL[] = { '\r', '\n' };
 922
 923       /* richedit 2.0 - all line breaks are \r\n */
 924       if (dwFormat & SF_UNICODE)
 925         success = ME_StreamOutMove(pStream, (const char *)szEOL, sizeof(szEOL));
 926       else
 927         success = ME_StreamOutMove(pStream, "\r\n", 2);
 928     } else {
 929       if (dwFormat & SF_UNICODE)
 930         success = ME_StreamOutMove(pStream, (const char *)(get_text( &cursor.pRun->member.run, cursor.nOffset )),
 931                                    sizeof(WCHAR) * nLen);
 932       else {
 933         int nSize;
 934
 935         nSize = WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 936                                     nLen, NULL, 0, NULL, NULL);
 937         if (nSize > nBufLen) {
 938           FREE_OBJ(buffer);
 939           buffer = ALLOC_N_OBJ(char, nSize);
 940           nBufLen = nSize;
 941         }
 942         WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
 943                             nLen, buffer, nSize, NULL, NULL);
 944         success = ME_StreamOutMove(pStream, buffer, nSize);
 945       }
 946     }
 947
 948     nChars -= nLen;
 949     cursor.nOffset = 0;
 950     cursor.pRun = ME_FindItemFwd(cursor.pRun, diRun);
 951   }
 952
 953   FREE_OBJ(buffer);
 954   return success;
 955 }
 956
 957
 958 LRESULT ME_StreamOutRange(ME_TextEditor *editor, DWORD dwFormat,
 959                           const ME_Cursor *start,
 960                           int nChars, EDITSTREAM *stream)
 961 {
 962   ME_OutStream *pStream = ME_StreamOutInit(editor, stream);
 963
 964   if (dwFormat & SF_RTF)
 965     ME_StreamOutRTF(editor, pStream, start, nChars, dwFormat);
 966   else if (dwFormat & SF_TEXT || dwFormat & SF_TEXTIZED)
 967     ME_StreamOutText(editor, pStream, start, nChars, dwFormat);
 968   if (!pStream->stream->dwError)
 969     ME_StreamOutFlush(pStream);
 970   return ME_StreamOutFree(pStream);
 971 }
 972
 973 LRESULT
 974 ME_StreamOut(ME_TextEditor *editor, DWORD dwFormat, EDITSTREAM *stream)
 975 {
 976   ME_Cursor start;
 977   int nChars;
 978
 979   if (dwFormat & SFF_SELECTION) {
 980     int nStart, nTo;
 981     start = editor->pCursors[ME_GetSelectionOfs(editor, &nStart, &nTo)];
 982     nChars = nTo - nStart;
 983   } else {
 984     ME_SetCursorToStart(editor, &start);
 985     nChars = ME_GetTextLength(editor);
 986     /* Generate an end-of-paragraph at the end of SCF_ALL RTF output */
 987     if (dwFormat & SF_RTF)
 988       nChars++;
 989   }
 990   return ME_StreamOutRange(editor, dwFormat, &start, nChars, stream);
 991 }