4 * Copyright 1993, 1994 Alexandre Julliard
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "wine/winuser16.h"
29 #include "wine/debug.h"
32 WINE_DEFAULT_DEBUG_CHANNEL(text);
34 /***********************************************************************
37 * Returns a '\0' terminated Unicode translation of str using the
38 * charset of the currently selected font in hdc. If count is -1 then
39 * str is assumed to be '\0' terminated, otherwise it contains the
40 * number of bytes to convert. If plenW is non-NULL, on return it
41 * will point to the number of WCHARs (excluding the '\0') that have
42 * been written. If pCP is non-NULL, on return it will point to the
43 * codepage used in the conversion. The caller should free the
44 * returned LPWSTR from the process heap itself.
46 LPWSTR FONT_mbtowc(HDC hdc, LPCSTR str, INT count, INT *plenW, UINT *pCP)
52 int charset = GetTextCharset(hdc);
54 /* Hmm, nicely designed api this one! */
55 if(TranslateCharsetInfo((DWORD*)charset, &csi, TCI_SRCCHARSET))
59 case SYMBOL_CHARSET: /* We don't want any translation here */
76 /* FIXME: These have no place here, but because x11drv
77 enumerates fonts with these (made up) charsets some apps
78 might use them and then the FIXME below would become
79 annoying. Now we could pick the intended codepage for
80 each of these, but since it's broken anyway we'll just
81 use CP_ACP and hope it'll go away...
88 FIXME("Can't find codepage for charset %d\n", charset);
93 lenW = MultiByteToWideChar(cp, 0, str, count, NULL, 0);
94 strW = HeapAlloc(GetProcessHeap(), 0, (lenW + 1) * sizeof(WCHAR));
95 MultiByteToWideChar(cp, 0, str, count, strW, lenW);
97 if(plenW) *plenW = lenW;
102 /***********************************************************************
103 * ExtTextOut (GDI.351)
105 BOOL16 WINAPI ExtTextOut16( HDC16 hdc, INT16 x, INT16 y, UINT16 flags,
106 const RECT16 *lprect, LPCSTR str, UINT16 count,
115 lpdx32 = (LPINT)HeapAlloc( GetProcessHeap(),0, sizeof(INT)*count );
116 if(lpdx32 == NULL) return FALSE;
117 for (i=count;i--;) lpdx32[i]=lpDx[i];
119 if (lprect) CONV_RECT16TO32(lprect,&rect32);
120 ret = ExtTextOutA(hdc,x,y,flags,lprect?&rect32:NULL,str,count,lpdx32);
121 if (lpdx32) HeapFree( GetProcessHeap(), 0, lpdx32 );
126 /***********************************************************************
127 * ExtTextOutA (GDI32.@)
129 BOOL WINAPI ExtTextOutA( HDC hdc, INT x, INT y, UINT flags,
130 const RECT *lprect, LPCSTR str, UINT count, const INT *lpDx )
134 LPWSTR p = FONT_mbtowc(hdc, str, count, &wlen, &codepage);
139 unsigned int i = 0, j = 0;
141 lpDxW = (LPINT)HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(INT));
143 if(IsDBCSLeadByteEx(codepage, str[i])) {
144 lpDxW[j++] = lpDx[i] + lpDx[i+1];
147 lpDxW[j++] = lpDx[i];
153 ret = ExtTextOutW( hdc, x, y, flags, lprect, p, wlen, lpDxW );
155 HeapFree( GetProcessHeap(), 0, p );
156 if (lpDxW) HeapFree( GetProcessHeap(), 0, lpDxW );
161 /***********************************************************************
162 * ExtTextOutW (GDI32.@)
164 BOOL WINAPI ExtTextOutW( HDC hdc, INT x, INT y, UINT flags,
165 const RECT *lprect, LPCWSTR str, UINT count, const INT *lpDx )
168 DC * dc = DC_GetDCUpdate( hdc );
171 if(PATH_IsPathOpen(dc->path))
172 FIXME("called on an open path\n");
173 else if(dc->funcs->pExtTextOut)
175 DWORD fontLangInfo=0;
176 if( !(flags&(ETO_GLYPH_INDEX|ETO_IGNORELANGUAGE)) &&
177 ((fontLangInfo=GetFontLanguageInfo( hdc ))&(GCP_REORDER|GCP_GLYPHSHAPE)) )
179 /* The caller did not specify that language processing was already done,
180 * and the font idetifies iteself as requiring language processing.
184 gcp.lStructSize=sizeof(gcp);
185 gcp.lpOutString=HeapAlloc(GetProcessHeap(), 0, count*sizeof(WCHAR));
194 GetCharacterPlacementW(hdc, str, count, 0, &gcp, GCP_REORDER );
196 ret = dc->funcs->pExtTextOut(dc->physDev,x,y,flags|ETO_IGNORELANGUAGE,
197 lprect,gcp.lpOutString,count,lpDx);
199 ret = dc->funcs->pExtTextOut(dc->physDev,x,y,flags,lprect,str,count,lpDx);
201 GDI_ReleaseObj( hdc );
207 /***********************************************************************
210 BOOL16 WINAPI TextOut16( HDC16 hdc, INT16 x, INT16 y, LPCSTR str, INT16 count )
212 return ExtTextOut16( hdc, x, y, 0, NULL, str, count, NULL );
216 /***********************************************************************
219 BOOL WINAPI TextOutA( HDC hdc, INT x, INT y, LPCSTR str, INT count )
221 return ExtTextOutA( hdc, x, y, 0, NULL, str, count, NULL );
225 /***********************************************************************
228 BOOL WINAPI TextOutW(HDC hdc, INT x, INT y, LPCWSTR str, INT count)
230 return ExtTextOutW( hdc, x, y, 0, NULL, str, count, NULL );
234 /***********************************************************************
235 * GetTextCharset [GDI32.@] Gets character set for font in DC
238 * Should it return a UINT32 instead of an INT32?
239 * => YES, as GetTextCharsetInfo returns UINT32
242 * Success: Character set identifier
243 * Failure: DEFAULT_CHARSET
245 UINT WINAPI GetTextCharset(
246 HDC hdc) /* [in] Handle to device context */
248 /* MSDN docs say this is equivalent */
249 return GetTextCharsetInfo(hdc, NULL, 0);
252 /***********************************************************************
253 * GetTextCharset [GDI.612]
255 UINT16 WINAPI GetTextCharset16(HDC16 hdc)
257 return (UINT16)GetTextCharset(hdc);
260 /***********************************************************************
261 * GetTextCharsetInfo [GDI32.@] Gets character set for font
264 * Should csi be an LPFONTSIGNATURE instead of an LPCHARSETINFO?
265 * Should it return a UINT32 instead of an INT32?
266 * => YES and YES, from win32.hlp from Borland
268 * This returns the actual charset selected by the driver rather than the
269 * value in lf.lfCharSet during CreateFont, to get that use
270 * GetObject(GetCurrentObject(...),...)
273 * Success: Character set identifier
274 * Failure: DEFAULT_CHARSET
276 UINT WINAPI GetTextCharsetInfo(
277 HDC hdc, /* [in] Handle to device context */
278 LPFONTSIGNATURE fs, /* [out] Pointer to struct to receive data */
279 DWORD flags) /* [in] Reserved - must be 0 */
281 UINT charSet = DEFAULT_CHARSET;
285 if(!GetTextMetricsW(hdc, &tm)) return DEFAULT_CHARSET;
286 charSet = tm.tmCharSet;
289 if (!TranslateCharsetInfo((LPDWORD)charSet, &csinfo, TCI_SRCCHARSET))
290 return DEFAULT_CHARSET;
291 memcpy(fs, &csinfo.fs, sizeof(FONTSIGNATURE));
296 /***********************************************************************
297 * PolyTextOutA (GDI32.@)
299 * Draw several Strings
301 BOOL WINAPI PolyTextOutA (
302 HDC hdc, /* [in] Handle to device context */
303 PPOLYTEXTA pptxt, /* [in] Array of strings */
304 INT cStrings /* [in] Number of strings in array */
308 SetLastError ( ERROR_CALL_NOT_IMPLEMENTED );
314 /***********************************************************************
315 * PolyTextOutW (GDI32.@)
317 * Draw several Strings
319 BOOL WINAPI PolyTextOutW (
320 HDC hdc, /* [in] Handle to device context */
321 PPOLYTEXTW pptxt, /* [in] Array of strings */
322 INT cStrings /* [in] Number of strings in array */
326 SetLastError ( ERROR_CALL_NOT_IMPLEMENTED );