reactos/dll/win32/riched20/writer.c
2018-06-04 03:48:07 +01:00

1200 lines
38 KiB
C

/*
* RichEdit - RTF writer module
*
* Copyright 2005 by Phil Krylov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#define NONAMELESSUNION
#include "editor.h"
#include "rtf.h"
WINE_DEFAULT_DEBUG_CHANNEL(richedit);
#define STREAMOUT_BUFFER_SIZE 4096
#define STREAMOUT_FONTTBL_SIZE 8192
#define STREAMOUT_COLORTBL_SIZE 1024
typedef struct tagME_OutStream
{
EDITSTREAM *stream;
char buffer[STREAMOUT_BUFFER_SIZE];
UINT pos, written;
UINT nCodePage;
UINT nFontTblLen;
ME_FontTableItem fonttbl[STREAMOUT_FONTTBL_SIZE];
UINT nColorTblLen;
COLORREF colortbl[STREAMOUT_COLORTBL_SIZE];
UINT nDefaultFont;
UINT nDefaultCodePage;
/* nNestingLevel = 0 means we aren't in a cell, 1 means we are in a cell,
* an greater numbers mean we are in a cell nested within a cell. */
UINT nNestingLevel;
CHARFORMAT2W cur_fmt; /* current character format */
} ME_OutStream;
static BOOL
ME_StreamOutRTFText(ME_OutStream *pStream, const WCHAR *text, LONG nChars);
static ME_OutStream*
ME_StreamOutInit(ME_TextEditor *editor, EDITSTREAM *stream)
{
ME_OutStream *pStream = heap_alloc_zero(sizeof(*pStream));
pStream->stream = stream;
pStream->stream->dwError = 0;
pStream->nColorTblLen = 1;
pStream->cur_fmt.dwEffects = CFE_AUTOCOLOR | CFE_AUTOBACKCOLOR;
pStream->cur_fmt.bUnderlineType = CFU_UNDERLINE;
return pStream;
}
static BOOL
ME_StreamOutFlush(ME_OutStream *pStream)
{
LONG nWritten = 0;
EDITSTREAM *stream = pStream->stream;
if (pStream->pos) {
TRACE("sending %u bytes\n", pStream->pos);
nWritten = pStream->pos;
stream->dwError = stream->pfnCallback(stream->dwCookie, (LPBYTE)pStream->buffer,
pStream->pos, &nWritten);
TRACE("error=%u written=%u\n", stream->dwError, nWritten);
if (nWritten == 0 || stream->dwError)
return FALSE;
/* Don't resend partial chunks if nWritten < pStream->pos */
}
if (nWritten == pStream->pos)
pStream->written += nWritten;
pStream->pos = 0;
return TRUE;
}
static LONG
ME_StreamOutFree(ME_OutStream *pStream)
{
LONG written = pStream->written;
TRACE("total length = %u\n", written);
heap_free(pStream);
return written;
}
static BOOL
ME_StreamOutMove(ME_OutStream *pStream, const char *buffer, int len)
{
while (len) {
int space = STREAMOUT_BUFFER_SIZE - pStream->pos;
int fit = min(space, len);
TRACE("%u:%u:%s\n", pStream->pos, fit, debugstr_an(buffer,fit));
memmove(pStream->buffer + pStream->pos, buffer, fit);
len -= fit;
buffer += fit;
pStream->pos += fit;
if (pStream->pos == STREAMOUT_BUFFER_SIZE) {
if (!ME_StreamOutFlush(pStream))
return FALSE;
}
}
return TRUE;
}
static BOOL
ME_StreamOutPrint(ME_OutStream *pStream, const char *format, ...)
{
char string[STREAMOUT_BUFFER_SIZE]; /* This is going to be enough */
int len;
va_list valist;
va_start(valist, format);
len = vsnprintf(string, sizeof(string), format, valist);
va_end(valist);
return ME_StreamOutMove(pStream, string, len);
}
#define HEX_BYTES_PER_LINE 40
static BOOL
ME_StreamOutHexData(ME_OutStream *stream, const BYTE *data, UINT len)
{
char line[HEX_BYTES_PER_LINE * 2 + 1];
UINT size, i;
static const char hex[] = "0123456789abcdef";
while (len)
{
size = min( len, HEX_BYTES_PER_LINE );
for (i = 0; i < size; i++)
{
line[i * 2] = hex[(*data >> 4) & 0xf];
line[i * 2 + 1] = hex[*data & 0xf];
data++;
}
line[size * 2] = '\n';
if (!ME_StreamOutMove( stream, line, size * 2 + 1 ))
return FALSE;
len -= size;
}
return TRUE;
}
static BOOL
ME_StreamOutRTFHeader(ME_OutStream *pStream, int dwFormat)
{
const char *cCharSet = NULL;
UINT nCodePage;
LANGID language;
BOOL success;
if (dwFormat & SF_USECODEPAGE) {
CPINFOEXW info;
switch (HIWORD(dwFormat)) {
case CP_ACP:
cCharSet = "ansi";
nCodePage = GetACP();
break;
case CP_OEMCP:
nCodePage = GetOEMCP();
if (nCodePage == 437)
cCharSet = "pc";
else if (nCodePage == 850)
cCharSet = "pca";
else
cCharSet = "ansi";
break;
case CP_UTF8:
nCodePage = CP_UTF8;
break;
default:
if (HIWORD(dwFormat) == CP_MACCP) {
cCharSet = "mac";
nCodePage = 10000; /* MacRoman */
} else {
cCharSet = "ansi";
nCodePage = 1252; /* Latin-1 */
}
if (GetCPInfoExW(HIWORD(dwFormat), 0, &info))
nCodePage = info.CodePage;
}
} else {
cCharSet = "ansi";
/* TODO: If the original document contained an \ansicpg value, retain it.
* Otherwise, M$ richedit emits a codepage number determined from the
* charset of the default font here. Anyway, this value is not used by
* the reader... */
nCodePage = GetACP();
}
if (nCodePage == CP_UTF8)
success = ME_StreamOutPrint(pStream, "{\\urtf");
else
success = ME_StreamOutPrint(pStream, "{\\rtf1\\%s\\ansicpg%u\\uc1", cCharSet, nCodePage);
if (!success)
return FALSE;
pStream->nDefaultCodePage = nCodePage;
/* FIXME: This should be a document property */
/* TODO: handle SFF_PLAINRTF */
language = GetUserDefaultLangID();
if (!ME_StreamOutPrint(pStream, "\\deff0\\deflang%u\\deflangfe%u", language, language))
return FALSE;
/* FIXME: This should be a document property */
pStream->nDefaultFont = 0;
return TRUE;
}
static void add_font_to_fonttbl( ME_OutStream *stream, ME_Style *style )
{
ME_FontTableItem *table = stream->fonttbl;
CHARFORMAT2W *fmt = &style->fmt;
WCHAR *face = fmt->szFaceName;
BYTE charset = (fmt->dwMask & CFM_CHARSET) ? fmt->bCharSet : DEFAULT_CHARSET;
int i;
if (fmt->dwMask & CFM_FACE)
{
for (i = 0; i < stream->nFontTblLen; i++)
if (table[i].bCharSet == charset
&& (table[i].szFaceName == face || !lstrcmpW(table[i].szFaceName, face)))
break;
if (i == stream->nFontTblLen && i < STREAMOUT_FONTTBL_SIZE)
{
table[i].bCharSet = charset;
table[i].szFaceName = face;
stream->nFontTblLen++;
}
}
}
static BOOL find_font_in_fonttbl( ME_OutStream *stream, CHARFORMAT2W *fmt, unsigned int *idx )
{
WCHAR *facename;
int i;
*idx = 0;
if (fmt->dwMask & CFM_FACE)
facename = fmt->szFaceName;
else
facename = stream->fonttbl[0].szFaceName;
for (i = 0; i < stream->nFontTblLen; i++)
{
if (facename == stream->fonttbl[i].szFaceName
|| !lstrcmpW(facename, stream->fonttbl[i].szFaceName))
if (!(fmt->dwMask & CFM_CHARSET)
|| fmt->bCharSet == stream->fonttbl[i].bCharSet)
{
*idx = i;
break;
}
}
return i < stream->nFontTblLen;
}
static void add_color_to_colortbl( ME_OutStream *stream, COLORREF color )
{
int i;
for (i = 1; i < stream->nColorTblLen; i++)
if (stream->colortbl[i] == color)
break;
if (i == stream->nColorTblLen && i < STREAMOUT_COLORTBL_SIZE)
{
stream->colortbl[i] = color;
stream->nColorTblLen++;
}
}
static BOOL find_color_in_colortbl( ME_OutStream *stream, COLORREF color, unsigned int *idx )
{
int i;
*idx = 0;
for (i = 1; i < stream->nColorTblLen; i++)
{
if (stream->colortbl[i] == color)
{
*idx = i;
break;
}
}
return i < stream->nFontTblLen;
}
static BOOL
ME_StreamOutRTFFontAndColorTbl(ME_OutStream *pStream, ME_DisplayItem *pFirstRun,
ME_DisplayItem *pLastRun)
{
ME_DisplayItem *item = pFirstRun;
ME_FontTableItem *table = pStream->fonttbl;
unsigned int i;
ME_DisplayItem *pCell = NULL;
ME_Paragraph *prev_para = NULL;
do {
CHARFORMAT2W *fmt = &item->member.run.style->fmt;
add_font_to_fonttbl( pStream, item->member.run.style );
if (fmt->dwMask & CFM_COLOR && !(fmt->dwEffects & CFE_AUTOCOLOR))
add_color_to_colortbl( pStream, fmt->crTextColor );
if (fmt->dwMask & CFM_BACKCOLOR && !(fmt->dwEffects & CFE_AUTOBACKCOLOR))
add_color_to_colortbl( pStream, fmt->crBackColor );
if (item->member.run.para != prev_para)
{
/* check for any para numbering text */
if (item->member.run.para->fmt.wNumbering)
add_font_to_fonttbl( pStream, item->member.run.para->para_num.style );
if ((pCell = item->member.para.pCell))
{
ME_Border* borders[4] = { &pCell->member.cell.border.top,
&pCell->member.cell.border.left,
&pCell->member.cell.border.bottom,
&pCell->member.cell.border.right };
for (i = 0; i < 4; i++)
if (borders[i]->width > 0)
add_color_to_colortbl( pStream, borders[i]->colorRef );
}
prev_para = item->member.run.para;
}
if (item == pLastRun)
break;
item = ME_FindItemFwd(item, diRun);
} while (item);
if (!ME_StreamOutPrint(pStream, "{\\fonttbl"))
return FALSE;
for (i = 0; i < pStream->nFontTblLen; i++) {
if (table[i].bCharSet != DEFAULT_CHARSET) {
if (!ME_StreamOutPrint(pStream, "{\\f%u\\fcharset%u ", i, table[i].bCharSet))
return FALSE;
} else {
if (!ME_StreamOutPrint(pStream, "{\\f%u ", i))
return FALSE;
}
if (!ME_StreamOutRTFText(pStream, table[i].szFaceName, -1))
return FALSE;
if (!ME_StreamOutPrint(pStream, ";}"))
return FALSE;
}
if (!ME_StreamOutPrint(pStream, "}\r\n"))
return FALSE;
/* Output the color table */
if (!ME_StreamOutPrint(pStream, "{\\colortbl;")) return FALSE; /* first entry is auto-color */
for (i = 1; i < pStream->nColorTblLen; i++)
{
if (!ME_StreamOutPrint(pStream, "\\red%u\\green%u\\blue%u;", pStream->colortbl[i] & 0xFF,
(pStream->colortbl[i] >> 8) & 0xFF, (pStream->colortbl[i] >> 16) & 0xFF))
return FALSE;
}
if (!ME_StreamOutPrint(pStream, "}\r\n")) return FALSE;
return TRUE;
}
static BOOL
ME_StreamOutRTFTableProps(ME_TextEditor *editor, ME_OutStream *pStream,
ME_DisplayItem *para)
{
ME_DisplayItem *cell;
char props[STREAMOUT_BUFFER_SIZE] = "";
int i;
const char sideChar[4] = {'t','l','b','r'};
if (!ME_StreamOutPrint(pStream, "\\trowd"))
return FALSE;
if (!editor->bEmulateVersion10) { /* v4.1 */
PARAFORMAT2 *pFmt = &ME_GetTableRowEnd(para)->member.para.fmt;
para = ME_GetTableRowStart(para);
cell = para->member.para.next_para->member.para.pCell;
assert(cell);
if (pFmt->dxOffset)
sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
if (pFmt->dxStartIndent)
sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
do {
ME_Border* borders[4] = { &cell->member.cell.border.top,
&cell->member.cell.border.left,
&cell->member.cell.border.bottom,
&cell->member.cell.border.right };
for (i = 0; i < 4; i++)
{
if (borders[i]->width)
{
unsigned int idx;
COLORREF crColor = borders[i]->colorRef;
sprintf(props + strlen(props), "\\clbrdr%c", sideChar[i]);
sprintf(props + strlen(props), "\\brdrs");
sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
if (find_color_in_colortbl( pStream, crColor, &idx ))
sprintf(props + strlen(props), "\\brdrcf%u", idx);
}
}
sprintf(props + strlen(props), "\\cellx%d", cell->member.cell.nRightBoundary);
cell = cell->member.cell.next_cell;
} while (cell->member.cell.next_cell);
} else { /* v1.0 - 3.0 */
const ME_Border* borders[4] = { &para->member.para.border.top,
&para->member.para.border.left,
&para->member.para.border.bottom,
&para->member.para.border.right };
PARAFORMAT2 *pFmt = &para->member.para.fmt;
assert(!(para->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)));
if (pFmt->dxOffset)
sprintf(props + strlen(props), "\\trgaph%d", pFmt->dxOffset);
if (pFmt->dxStartIndent)
sprintf(props + strlen(props), "\\trleft%d", pFmt->dxStartIndent);
for (i = 0; i < 4; i++)
{
if (borders[i]->width)
{
unsigned int idx;
COLORREF crColor = borders[i]->colorRef;
sprintf(props + strlen(props), "\\trbrdr%c", sideChar[i]);
sprintf(props + strlen(props), "\\brdrs");
sprintf(props + strlen(props), "\\brdrw%d", borders[i]->width);
if (find_color_in_colortbl( pStream, crColor, &idx ))
sprintf(props + strlen(props), "\\brdrcf%u", idx);
}
}
for (i = 0; i < pFmt->cTabCount; i++)
{
sprintf(props + strlen(props), "\\cellx%d", pFmt->rgxTabs[i] & 0x00FFFFFF);
}
}
if (!ME_StreamOutPrint(pStream, props))
return FALSE;
props[0] = '\0';
return TRUE;
}
static BOOL stream_out_para_num( ME_OutStream *stream, ME_Paragraph *para, BOOL pn_dest )
{
static const char fmt_label[] = "{\\*\\pn\\pnlvlbody\\pnf%u\\pnindent%d\\pnstart%d%s%s}";
static const char fmt_bullet[] = "{\\*\\pn\\pnlvlblt\\pnf%u\\pnindent%d{\\pntxtb\\'b7}}";
static const char dec[] = "\\pndec";
static const char lcltr[] = "\\pnlcltr";
static const char ucltr[] = "\\pnucltr";
static const char lcrm[] = "\\pnlcrm";
static const char ucrm[] = "\\pnucrm";
static const char period[] = "{\\pntxta.}";
static const char paren[] = "{\\pntxta)}";
static const char parens[] = "{\\pntxtb(}{\\pntxta)}";
const char *type, *style = "";
unsigned int idx;
find_font_in_fonttbl( stream, &para->para_num.style->fmt, &idx );
if (!ME_StreamOutPrint( stream, "{\\pntext\\f%u ", idx )) return FALSE;
if (!ME_StreamOutRTFText( stream, para->para_num.text->szData, para->para_num.text->nLen ))
return FALSE;
if (!ME_StreamOutPrint( stream, "\\tab}" )) return FALSE;
if (!pn_dest) return TRUE;
if (para->fmt.wNumbering == PFN_BULLET)
{
if (!ME_StreamOutPrint( stream, fmt_bullet, idx, para->fmt.wNumberingTab ))
return FALSE;
}
else
{
switch (para->fmt.wNumbering)
{
case PFN_ARABIC:
default:
type = dec;
break;
case PFN_LCLETTER:
type = lcltr;
break;
case PFN_UCLETTER:
type = ucltr;
break;
case PFN_LCROMAN:
type = lcrm;
break;
case PFN_UCROMAN:
type = ucrm;
break;
}
switch (para->fmt.wNumberingStyle & 0xf00)
{
case PFNS_PERIOD:
style = period;
break;
case PFNS_PAREN:
style = paren;
break;
case PFNS_PARENS:
style = parens;
break;
}
if (!ME_StreamOutPrint( stream, fmt_label, idx, para->fmt.wNumberingTab,
para->fmt.wNumberingStart, type, style ))
return FALSE;
}
return TRUE;
}
static BOOL
ME_StreamOutRTFParaProps(ME_TextEditor *editor, ME_OutStream *pStream,
ME_DisplayItem *para)
{
PARAFORMAT2 *fmt = &para->member.para.fmt;
char props[STREAMOUT_BUFFER_SIZE] = "";
int i;
ME_Paragraph *prev_para = NULL;
if (para->member.para.prev_para->type == diParagraph)
prev_para = &para->member.para.prev_para->member.para;
if (!editor->bEmulateVersion10) { /* v4.1 */
if (para->member.para.nFlags & MEPF_ROWSTART) {
pStream->nNestingLevel++;
if (pStream->nNestingLevel == 1) {
if (!ME_StreamOutRTFTableProps(editor, pStream, para))
return FALSE;
}
return TRUE;
} else if (para->member.para.nFlags & MEPF_ROWEND) {
pStream->nNestingLevel--;
if (pStream->nNestingLevel >= 1) {
if (!ME_StreamOutPrint(pStream, "{\\*\\nesttableprops"))
return FALSE;
if (!ME_StreamOutRTFTableProps(editor, pStream, para))
return FALSE;
if (!ME_StreamOutPrint(pStream, "\\nestrow}{\\nonesttables\\par}\r\n"))
return FALSE;
} else {
if (!ME_StreamOutPrint(pStream, "\\row\r\n"))
return FALSE;
}
return TRUE;
}
} else { /* v1.0 - 3.0 */
if (para->member.para.fmt.dwMask & PFM_TABLE &&
para->member.para.fmt.wEffects & PFE_TABLE)
{
if (!ME_StreamOutRTFTableProps(editor, pStream, para))
return FALSE;
}
}
if (prev_para && !memcmp( fmt, &prev_para->fmt, sizeof(*fmt) ))
{
if (fmt->wNumbering)
return stream_out_para_num( pStream, &para->member.para, FALSE );
return TRUE;
}
if (!ME_StreamOutPrint(pStream, "\\pard"))
return FALSE;
if (fmt->wNumbering)
if (!stream_out_para_num( pStream, &para->member.para, TRUE )) return FALSE;
if (!editor->bEmulateVersion10) { /* v4.1 */
if (pStream->nNestingLevel > 0)
strcat(props, "\\intbl");
if (pStream->nNestingLevel > 1)
sprintf(props + strlen(props), "\\itap%d", pStream->nNestingLevel);
} else { /* v1.0 - 3.0 */
if (fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE)
strcat(props, "\\intbl");
}
/* TODO: PFM_BORDER. M$ does not emit any keywords for these properties, and
* when streaming border keywords in, PFM_BORDER is set, but wBorder field is
* set very different from the documentation.
* (Tested with RichEdit 5.50.25.0601) */
if (fmt->dwMask & PFM_ALIGNMENT) {
switch (fmt->wAlignment) {
case PFA_LEFT:
/* Default alignment: not emitted */
break;
case PFA_RIGHT:
strcat(props, "\\qr");
break;
case PFA_CENTER:
strcat(props, "\\qc");
break;
case PFA_JUSTIFY:
strcat(props, "\\qj");
break;
}
}
if (fmt->dwMask & PFM_LINESPACING) {
/* FIXME: MSDN says that the bLineSpacingRule field is controlled by the
* PFM_SPACEAFTER flag. Is that true? I don't believe so. */
switch (fmt->bLineSpacingRule) {
case 0: /* Single spacing */
strcat(props, "\\sl-240\\slmult1");
break;
case 1: /* 1.5 spacing */
strcat(props, "\\sl-360\\slmult1");
break;
case 2: /* Double spacing */
strcat(props, "\\sl-480\\slmult1");
break;
case 3:
sprintf(props + strlen(props), "\\sl%d\\slmult0", fmt->dyLineSpacing);
break;
case 4:
sprintf(props + strlen(props), "\\sl-%d\\slmult0", fmt->dyLineSpacing);
break;
case 5:
sprintf(props + strlen(props), "\\sl-%d\\slmult1", fmt->dyLineSpacing * 240 / 20);
break;
}
}
if (fmt->dwMask & PFM_DONOTHYPHEN && fmt->wEffects & PFE_DONOTHYPHEN)
strcat(props, "\\hyph0");
if (fmt->dwMask & PFM_KEEP && fmt->wEffects & PFE_KEEP)
strcat(props, "\\keep");
if (fmt->dwMask & PFM_KEEPNEXT && fmt->wEffects & PFE_KEEPNEXT)
strcat(props, "\\keepn");
if (fmt->dwMask & PFM_NOLINENUMBER && fmt->wEffects & PFE_NOLINENUMBER)
strcat(props, "\\noline");
if (fmt->dwMask & PFM_NOWIDOWCONTROL && fmt->wEffects & PFE_NOWIDOWCONTROL)
strcat(props, "\\nowidctlpar");
if (fmt->dwMask & PFM_PAGEBREAKBEFORE && fmt->wEffects & PFE_PAGEBREAKBEFORE)
strcat(props, "\\pagebb");
if (fmt->dwMask & PFM_RTLPARA && fmt->wEffects & PFE_RTLPARA)
strcat(props, "\\rtlpar");
if (fmt->dwMask & PFM_SIDEBYSIDE && fmt->wEffects & PFE_SIDEBYSIDE)
strcat(props, "\\sbys");
if (!(editor->bEmulateVersion10 && /* v1.0 - 3.0 */
fmt->dwMask & PFM_TABLE && fmt->wEffects & PFE_TABLE))
{
if (fmt->dxOffset)
sprintf(props + strlen(props), "\\li%d", fmt->dxOffset);
if (fmt->dxStartIndent)
sprintf(props + strlen(props), "\\fi%d", fmt->dxStartIndent);
if (fmt->dxRightIndent)
sprintf(props + strlen(props), "\\ri%d", fmt->dxRightIndent);
if (fmt->dwMask & PFM_TABSTOPS) {
static const char * const leader[6] = { "", "\\tldot", "\\tlhyph", "\\tlul", "\\tlth", "\\tleq" };
for (i = 0; i < fmt->cTabCount; i++) {
switch ((fmt->rgxTabs[i] >> 24) & 0xF) {
case 1:
strcat(props, "\\tqc");
break;
case 2:
strcat(props, "\\tqr");
break;
case 3:
strcat(props, "\\tqdec");
break;
case 4:
/* Word bar tab (vertical bar). Handled below */
break;
}
if (fmt->rgxTabs[i] >> 28 <= 5)
strcat(props, leader[fmt->rgxTabs[i] >> 28]);
sprintf(props+strlen(props), "\\tx%d", fmt->rgxTabs[i]&0x00FFFFFF);
}
}
}
if (fmt->dySpaceAfter)
sprintf(props + strlen(props), "\\sa%d", fmt->dySpaceAfter);
if (fmt->dySpaceBefore)
sprintf(props + strlen(props), "\\sb%d", fmt->dySpaceBefore);
if (fmt->sStyle != -1)
sprintf(props + strlen(props), "\\s%d", fmt->sStyle);
if (fmt->dwMask & PFM_SHADING) {
static const char * const style[16] = { "", "\\bgdkhoriz", "\\bgdkvert", "\\bgdkfdiag",
"\\bgdkbdiag", "\\bgdkcross", "\\bgdkdcross",
"\\bghoriz", "\\bgvert", "\\bgfdiag",
"\\bgbdiag", "\\bgcross", "\\bgdcross",
"", "", "" };
if (fmt->wShadingWeight)
sprintf(props + strlen(props), "\\shading%d", fmt->wShadingWeight);
if (fmt->wShadingStyle & 0xF)
strcat(props, style[fmt->wShadingStyle & 0xF]);
if ((fmt->wShadingStyle >> 4) & 0xf)
sprintf(props + strlen(props), "\\cfpat%d", (fmt->wShadingStyle >> 4) & 0xf);
if ((fmt->wShadingStyle >> 8) & 0xf)
sprintf(props + strlen(props), "\\cbpat%d", (fmt->wShadingStyle >> 8) & 0xf);
}
if (*props)
strcat(props, " ");
if (*props && !ME_StreamOutPrint(pStream, props))
return FALSE;
return TRUE;
}
static BOOL
ME_StreamOutRTFCharProps(ME_OutStream *pStream, CHARFORMAT2W *fmt)
{
char props[STREAMOUT_BUFFER_SIZE] = "";
unsigned int i;
CHARFORMAT2W *old_fmt = &pStream->cur_fmt;
static const struct
{
DWORD effect;
const char *on, *off;
} effects[] =
{
{ CFE_ALLCAPS, "\\caps", "\\caps0" },
{ CFE_BOLD, "\\b", "\\b0" },
{ CFE_DISABLED, "\\disabled", "\\disabled0" },
{ CFE_EMBOSS, "\\embo", "\\embo0" },
{ CFE_HIDDEN, "\\v", "\\v0" },
{ CFE_IMPRINT, "\\impr", "\\impr0" },
{ CFE_ITALIC, "\\i", "\\i0" },
{ CFE_OUTLINE, "\\outl", "\\outl0" },
{ CFE_PROTECTED, "\\protect", "\\protect0" },
{ CFE_SHADOW, "\\shad", "\\shad0" },
{ CFE_SMALLCAPS, "\\scaps", "\\scaps0" },
{ CFE_STRIKEOUT, "\\strike", "\\strike0" },
};
for (i = 0; i < sizeof(effects) / sizeof(effects[0]); i++)
{
if ((old_fmt->dwEffects ^ fmt->dwEffects) & effects[i].effect)
strcat( props, fmt->dwEffects & effects[i].effect ? effects[i].on : effects[i].off );
}
if ((old_fmt->dwEffects ^ fmt->dwEffects) & CFE_AUTOBACKCOLOR ||
(!(fmt->dwEffects & CFE_AUTOBACKCOLOR) && old_fmt->crBackColor != fmt->crBackColor))
{
if (fmt->dwEffects & CFE_AUTOBACKCOLOR) i = 0;
else find_color_in_colortbl( pStream, fmt->crBackColor, &i );
sprintf(props + strlen(props), "\\highlight%u", i);
}
if ((old_fmt->dwEffects ^ fmt->dwEffects) & CFE_AUTOCOLOR ||
(!(fmt->dwEffects & CFE_AUTOCOLOR) && old_fmt->crTextColor != fmt->crTextColor))
{
if (fmt->dwEffects & CFE_AUTOCOLOR) i = 0;
else find_color_in_colortbl( pStream, fmt->crTextColor, &i );
sprintf(props + strlen(props), "\\cf%u", i);
}
if (old_fmt->bAnimation != fmt->bAnimation)
sprintf(props + strlen(props), "\\animtext%u", fmt->bAnimation);
if (old_fmt->wKerning != fmt->wKerning)
sprintf(props + strlen(props), "\\kerning%u", fmt->wKerning);
if (old_fmt->lcid != fmt->lcid)
{
/* TODO: handle SFF_PLAINRTF */
if (LOWORD(fmt->lcid) == 1024)
strcat(props, "\\noproof\\lang1024\\langnp1024\\langfe1024\\langfenp1024");
else
sprintf(props + strlen(props), "\\lang%u", LOWORD(fmt->lcid));
}
if (old_fmt->yOffset != fmt->yOffset)
{
if (fmt->yOffset >= 0)
sprintf(props + strlen(props), "\\up%d", fmt->yOffset);
else
sprintf(props + strlen(props), "\\dn%d", -fmt->yOffset);
}
if (old_fmt->yHeight != fmt->yHeight)
sprintf(props + strlen(props), "\\fs%d", fmt->yHeight / 10);
if (old_fmt->sSpacing != fmt->sSpacing)
sprintf(props + strlen(props), "\\expnd%u\\expndtw%u", fmt->sSpacing / 5, fmt->sSpacing);
if ((old_fmt->dwEffects ^ fmt->dwEffects) & (CFM_SUBSCRIPT | CFM_SUPERSCRIPT))
{
if (fmt->dwEffects & CFE_SUBSCRIPT)
strcat(props, "\\sub");
else if (fmt->dwEffects & CFE_SUPERSCRIPT)
strcat(props, "\\super");
else
strcat(props, "\\nosupersub");
}
if ((old_fmt->dwEffects ^ fmt->dwEffects) & CFE_UNDERLINE ||
old_fmt->bUnderlineType != fmt->bUnderlineType)
{
BYTE type = (fmt->dwEffects & CFE_UNDERLINE) ? fmt->bUnderlineType : CFU_UNDERLINENONE;
switch (type)
{
case CFU_UNDERLINE:
strcat(props, "\\ul");
break;
case CFU_UNDERLINEDOTTED:
strcat(props, "\\uld");
break;
case CFU_UNDERLINEDOUBLE:
strcat(props, "\\uldb");
break;
case CFU_UNDERLINEWORD:
strcat(props, "\\ulw");
break;
case CFU_CF1UNDERLINE:
case CFU_UNDERLINENONE:
default:
strcat(props, "\\ulnone");
break;
}
}
if (strcmpW(old_fmt->szFaceName, fmt->szFaceName) ||
old_fmt->bCharSet != fmt->bCharSet)
{
if (find_font_in_fonttbl( pStream, fmt, &i ))
{
sprintf(props + strlen(props), "\\f%u", i);
/* In UTF-8 mode, charsets/codepages are not used */
if (pStream->nDefaultCodePage != CP_UTF8)
{
if (pStream->fonttbl[i].bCharSet == DEFAULT_CHARSET)
pStream->nCodePage = pStream->nDefaultCodePage;
else
pStream->nCodePage = RTFCharSetToCodePage(NULL, pStream->fonttbl[i].bCharSet);
}
}
}
if (*props)
strcat(props, " ");
if (!ME_StreamOutPrint(pStream, props))
return FALSE;
*old_fmt = *fmt;
return TRUE;
}
static BOOL
ME_StreamOutRTFText(ME_OutStream *pStream, const WCHAR *text, LONG nChars)
{
char buffer[STREAMOUT_BUFFER_SIZE];
int pos = 0;
int fit, nBytes, i;
if (nChars == -1)
nChars = lstrlenW(text);
while (nChars) {
/* In UTF-8 mode, font charsets are not used. */
if (pStream->nDefaultCodePage == CP_UTF8) {
/* 6 is the maximum character length in UTF-8 */
fit = min(nChars, STREAMOUT_BUFFER_SIZE / 6);
nBytes = WideCharToMultiByte(CP_UTF8, 0, text, fit, buffer,
STREAMOUT_BUFFER_SIZE, NULL, NULL);
nChars -= fit;
text += fit;
for (i = 0; i < nBytes; i++)
if (buffer[i] == '{' || buffer[i] == '}' || buffer[i] == '\\') {
if (!ME_StreamOutPrint(pStream, "%.*s\\", i - pos, buffer + pos))
return FALSE;
pos = i;
}
if (pos < nBytes)
if (!ME_StreamOutMove(pStream, buffer + pos, nBytes - pos))
return FALSE;
pos = 0;
} else if (*text < 128) {
if (*text == '{' || *text == '}' || *text == '\\')
buffer[pos++] = '\\';
buffer[pos++] = (char)(*text++);
nChars--;
} else {
BOOL unknown = FALSE;
char letter[3];
/* FIXME: In the MS docs for WideCharToMultiByte there is a big list of
* codepages including CP_SYMBOL for which the last parameter must be set
* to NULL for the function to succeed. But in Wine we need to care only
* about CP_SYMBOL */
nBytes = WideCharToMultiByte(pStream->nCodePage, 0, text, 1,
letter, 3, NULL,
(pStream->nCodePage == CP_SYMBOL) ? NULL : &unknown);
if (unknown)
pos += sprintf(buffer + pos, "\\u%d?", (short)*text);
else if ((BYTE)*letter < 128) {
if (*letter == '{' || *letter == '}' || *letter == '\\')
buffer[pos++] = '\\';
buffer[pos++] = *letter;
} else {
for (i = 0; i < nBytes; i++)
pos += sprintf(buffer + pos, "\\'%02x", (BYTE)letter[i]);
}
text++;
nChars--;
}
if (pos >= STREAMOUT_BUFFER_SIZE - 11) {
if (!ME_StreamOutMove(pStream, buffer, pos))
return FALSE;
pos = 0;
}
}
return ME_StreamOutMove(pStream, buffer, pos);
}
static BOOL stream_out_graphics( ME_TextEditor *editor, ME_OutStream *stream,
ME_Run *run )
{
IDataObject *data;
HRESULT hr;
FORMATETC fmt = { CF_ENHMETAFILE, NULL, DVASPECT_CONTENT, -1, TYMED_ENHMF };
STGMEDIUM med = { TYMED_NULL };
BOOL ret = FALSE;
ENHMETAHEADER *emf_bits = NULL;
UINT size;
SIZE goal, pic;
ME_Context c;
hr = IOleObject_QueryInterface( run->reobj->obj.poleobj, &IID_IDataObject, (void **)&data );
if (FAILED(hr)) return FALSE;
ME_InitContext( &c, editor, ITextHost_TxGetDC( editor->texthost ) );
hr = IDataObject_QueryGetData( data, &fmt );
if (hr != S_OK) goto done;
hr = IDataObject_GetData( data, &fmt, &med );
if (FAILED(hr)) goto done;
if (med.tymed != TYMED_ENHMF) goto done;
size = GetEnhMetaFileBits( med.u.hEnhMetaFile, 0, NULL );
if (size < FIELD_OFFSET(ENHMETAHEADER, cbPixelFormat)) goto done;
emf_bits = HeapAlloc( GetProcessHeap(), 0, size );
if (!emf_bits) goto done;
size = GetEnhMetaFileBits( med.u.hEnhMetaFile, size, (BYTE *)emf_bits );
if (size < FIELD_OFFSET(ENHMETAHEADER, cbPixelFormat)) goto done;
/* size_in_pixels = (frame_size / 100) * szlDevice / szlMillimeters
pic = size_in_pixels * 2540 / dpi */
pic.cx = MulDiv( emf_bits->rclFrame.right - emf_bits->rclFrame.left, emf_bits->szlDevice.cx * 254,
emf_bits->szlMillimeters.cx * c.dpi.cx * 10 );
pic.cy = MulDiv( emf_bits->rclFrame.bottom - emf_bits->rclFrame.top, emf_bits->szlDevice.cy * 254,
emf_bits->szlMillimeters.cy * c.dpi.cy * 10 );
/* convert goal size to twips */
goal.cx = MulDiv( run->reobj->obj.sizel.cx, 144, 254 );
goal.cy = MulDiv( run->reobj->obj.sizel.cy, 144, 254 );
if (!ME_StreamOutPrint( stream, "{\\*\\shppict{\\pict\\emfblip\\picw%d\\pich%d\\picwgoal%d\\pichgoal%d\n",
pic.cx, pic.cy, goal.cx, goal.cy ))
goto done;
if (!ME_StreamOutHexData( stream, (BYTE *)emf_bits, size ))
goto done;
if (!ME_StreamOutPrint( stream, "}}\n" ))
goto done;
ret = TRUE;
done:
ME_DestroyContext( &c );
HeapFree( GetProcessHeap(), 0, emf_bits );
ReleaseStgMedium( &med );
IDataObject_Release( data );
return ret;
}
static BOOL ME_StreamOutRTF(ME_TextEditor *editor, ME_OutStream *pStream,
const ME_Cursor *start, int nChars, int dwFormat)
{
ME_Cursor cursor = *start;
ME_DisplayItem *prev_para = NULL;
ME_Cursor endCur = cursor;
ME_MoveCursorChars(editor, &endCur, nChars, TRUE);
if (!ME_StreamOutRTFHeader(pStream, dwFormat))
return FALSE;
if (!ME_StreamOutRTFFontAndColorTbl(pStream, cursor.pRun, endCur.pRun))
return FALSE;
/* TODO: stylesheet table */
if (!ME_StreamOutPrint(pStream, "{\\*\\generator Wine Riched20 2.0;}\r\n"))
return FALSE;
/* TODO: information group */
/* TODO: document formatting properties */
/* FIXME: We have only one document section */
/* TODO: section formatting properties */
do {
if (cursor.pPara != prev_para)
{
prev_para = cursor.pPara;
if (!ME_StreamOutRTFParaProps(editor, pStream, cursor.pPara))
return FALSE;
}
if (cursor.pRun == endCur.pRun && !endCur.nOffset)
break;
TRACE("flags %xh\n", cursor.pRun->member.run.nFlags);
/* TODO: emit embedded objects */
if (cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND))
continue;
if (cursor.pRun->member.run.nFlags & MERF_GRAPHICS) {
if (!stream_out_graphics(editor, pStream, &cursor.pRun->member.run))
return FALSE;
} else if (cursor.pRun->member.run.nFlags & MERF_TAB) {
if (editor->bEmulateVersion10 && /* v1.0 - 3.0 */
cursor.pPara->member.para.fmt.dwMask & PFM_TABLE &&
cursor.pPara->member.para.fmt.wEffects & PFE_TABLE)
{
if (!ME_StreamOutPrint(pStream, "\\cell "))
return FALSE;
} else {
if (!ME_StreamOutPrint(pStream, "\\tab "))
return FALSE;
}
} else if (cursor.pRun->member.run.nFlags & MERF_ENDCELL) {
if (pStream->nNestingLevel > 1) {
if (!ME_StreamOutPrint(pStream, "\\nestcell "))
return FALSE;
} else {
if (!ME_StreamOutPrint(pStream, "\\cell "))
return FALSE;
}
nChars--;
} else if (cursor.pRun->member.run.nFlags & MERF_ENDPARA) {
if (!ME_StreamOutRTFCharProps(pStream, &cursor.pRun->member.run.style->fmt))
return FALSE;
if (cursor.pPara->member.para.fmt.dwMask & PFM_TABLE &&
cursor.pPara->member.para.fmt.wEffects & PFE_TABLE &&
!(cursor.pPara->member.para.nFlags & (MEPF_ROWSTART|MEPF_ROWEND|MEPF_CELL)))
{
if (!ME_StreamOutPrint(pStream, "\\row\r\n"))
return FALSE;
} else {
if (!ME_StreamOutPrint(pStream, "\\par\r\n"))
return FALSE;
}
/* Skip as many characters as required by current line break */
nChars = max(0, nChars - cursor.pRun->member.run.len);
} else if (cursor.pRun->member.run.nFlags & MERF_ENDROW) {
if (!ME_StreamOutPrint(pStream, "\\line\r\n"))
return FALSE;
nChars--;
} else {
int nEnd;
TRACE("style %p\n", cursor.pRun->member.run.style);
if (!ME_StreamOutRTFCharProps(pStream, &cursor.pRun->member.run.style->fmt))
return FALSE;
nEnd = (cursor.pRun == endCur.pRun) ? endCur.nOffset : cursor.pRun->member.run.len;
if (!ME_StreamOutRTFText(pStream, get_text( &cursor.pRun->member.run, cursor.nOffset ),
nEnd - cursor.nOffset))
return FALSE;
cursor.nOffset = 0;
}
} while (cursor.pRun != endCur.pRun && ME_NextRun(&cursor.pPara, &cursor.pRun, TRUE));
if (!ME_StreamOutMove(pStream, "}\0", 2))
return FALSE;
return TRUE;
}
static BOOL ME_StreamOutText(ME_TextEditor *editor, ME_OutStream *pStream,
const ME_Cursor *start, int nChars, DWORD dwFormat)
{
ME_Cursor cursor = *start;
int nLen;
UINT nCodePage = CP_ACP;
char *buffer = NULL;
int nBufLen = 0;
BOOL success = TRUE;
if (!cursor.pRun)
return FALSE;
if (dwFormat & SF_USECODEPAGE)
nCodePage = HIWORD(dwFormat);
/* TODO: Handle SF_TEXTIZED */
while (success && nChars && cursor.pRun) {
nLen = min(nChars, cursor.pRun->member.run.len - cursor.nOffset);
if (!editor->bEmulateVersion10 && cursor.pRun->member.run.nFlags & MERF_ENDPARA)
{
static const WCHAR szEOL[] = { '\r', '\n' };
/* richedit 2.0 - all line breaks are \r\n */
if (dwFormat & SF_UNICODE)
success = ME_StreamOutMove(pStream, (const char *)szEOL, sizeof(szEOL));
else
success = ME_StreamOutMove(pStream, "\r\n", 2);
} else {
if (dwFormat & SF_UNICODE)
success = ME_StreamOutMove(pStream, (const char *)(get_text( &cursor.pRun->member.run, cursor.nOffset )),
sizeof(WCHAR) * nLen);
else {
int nSize;
nSize = WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
nLen, NULL, 0, NULL, NULL);
if (nSize > nBufLen) {
buffer = heap_realloc(buffer, nSize);
nBufLen = nSize;
}
WideCharToMultiByte(nCodePage, 0, get_text( &cursor.pRun->member.run, cursor.nOffset ),
nLen, buffer, nSize, NULL, NULL);
success = ME_StreamOutMove(pStream, buffer, nSize);
}
}
nChars -= nLen;
cursor.nOffset = 0;
cursor.pRun = ME_FindItemFwd(cursor.pRun, diRun);
}
heap_free(buffer);
return success;
}
LRESULT ME_StreamOutRange(ME_TextEditor *editor, DWORD dwFormat,
const ME_Cursor *start,
int nChars, EDITSTREAM *stream)
{
ME_OutStream *pStream = ME_StreamOutInit(editor, stream);
if (dwFormat & SF_RTF)
ME_StreamOutRTF(editor, pStream, start, nChars, dwFormat);
else if (dwFormat & SF_TEXT || dwFormat & SF_TEXTIZED)
ME_StreamOutText(editor, pStream, start, nChars, dwFormat);
if (!pStream->stream->dwError)
ME_StreamOutFlush(pStream);
return ME_StreamOutFree(pStream);
}
LRESULT
ME_StreamOut(ME_TextEditor *editor, DWORD dwFormat, EDITSTREAM *stream)
{
ME_Cursor start;
int nChars;
if (dwFormat & SFF_SELECTION) {
int nStart, nTo;
start = editor->pCursors[ME_GetSelectionOfs(editor, &nStart, &nTo)];
nChars = nTo - nStart;
} else {
ME_SetCursorToStart(editor, &start);
nChars = ME_GetTextLength(editor);
/* Generate an end-of-paragraph at the end of SCF_ALL RTF output */
if (dwFormat & SF_RTF)
nChars++;
}
return ME_StreamOutRange(editor, dwFormat, &start, nChars, stream);
}