2 * PostScript driver downloadable font functions
4 * Copyright 2002 Huw D M Davies for CodeWeavers
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
32 #include "wine/debug.h"
34 WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
36 #define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
37 ( ( (DWORD)_x4 << 24 ) | \
38 ( (DWORD)_x3 << 16 ) | \
39 ( (DWORD)_x2 << 8 ) | \
42 #define GET_BE_WORD(ptr) MAKEWORD( ((BYTE *)(ptr))[1], ((BYTE *)(ptr))[0] )
43 #define GET_BE_DWORD(ptr) ((DWORD)MAKELONG( GET_BE_WORD(&((WORD *)(ptr))[1]), \
44 GET_BE_WORD(&((WORD *)(ptr))[0]) ))
46 /****************************************************************************
49 static void get_download_name(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA
56 size = GetFontData(physDev->hdc, MS_MAKE_TAG('n','a','m','e'), 0, NULL, 0);
57 if(size != 0 && size != GDI_ERROR)
59 BYTE *name = HeapAlloc(GetProcessHeap(), 0, size);
74 GetFontData(physDev->hdc, MS_MAKE_TAG('n','a','m','e'), 0, name, size);
75 count = GET_BE_WORD(name + 2);
76 strings = name + GET_BE_WORD(name + 4);
77 name_record = (typeof(name_record))(name + 6);
78 for(i = 0; i < count; i++, name_record++)
80 name_record->platform_id = GET_BE_WORD(&name_record->platform_id);
81 name_record->encoding_id = GET_BE_WORD(&name_record->encoding_id);
82 name_record->language_id = GET_BE_WORD(&name_record->language_id);
83 name_record->name_id = GET_BE_WORD(&name_record->name_id);
84 name_record->length = GET_BE_WORD(&name_record->length);
85 name_record->offset = GET_BE_WORD(&name_record->offset);
87 if(name_record->platform_id == 1 && name_record->encoding_id == 0 &&
88 name_record->language_id == 0 && name_record->name_id == 6)
90 TRACE("Got Mac PS name %s\n", debugstr_an((char*)strings + name_record->offset, name_record->length));
91 *str = HeapAlloc(GetProcessHeap(), 0, name_record->length + 1);
92 memcpy(*str, strings + name_record->offset, name_record->length);
93 *(*str + name_record->length) = '\0';
94 HeapFree(GetProcessHeap(), 0, name);
97 if(name_record->platform_id == 3 && name_record->encoding_id == 1 &&
98 name_record->language_id == 0x409 && name_record->name_id == 6)
100 WCHAR *unicode = HeapAlloc(GetProcessHeap(), 0, name_record->length + 2);
104 for(c = 0; c < name_record->length / 2; c++)
105 unicode[c] = GET_BE_WORD(strings + name_record->offset + c * 2);
107 TRACE("Got Windows PS name %s\n", debugstr_w(unicode));
108 len = WideCharToMultiByte(1252, 0, unicode, -1, NULL, 0, NULL, NULL);
109 *str = HeapAlloc(GetProcessHeap(), 0, len);
110 WideCharToMultiByte(1252, 0, unicode, -1, *str, len, NULL, NULL);
111 HeapFree(GetProcessHeap(), 0, unicode);
112 HeapFree(GetProcessHeap(), 0, name);
116 TRACE("Unable to find PostScript name\n");
117 HeapFree(GetProcessHeap(), 0, name);
121 len = strlen((char*)potm + (ptrdiff_t)potm->otmpFullName) + 1;
122 *str = HeapAlloc(GetProcessHeap(),0,len);
123 strcpy(*str, (char*)potm + (ptrdiff_t)potm->otmpFullName);
126 while((p = strchr(p, ' ')))
132 /****************************************************************************
135 static DOWNLOAD *is_font_downloaded(PSDRV_PDEVICE *physDev, char *ps_name)
139 for(pdl = physDev->downloaded_fonts; pdl; pdl = pdl->next)
140 if(!strcmp(pdl->ps_name, ps_name))
145 /****************************************************************************
148 static BOOL is_room_for_font(PSDRV_PDEVICE *physDev)
153 /* FIXME: should consider vm usage of each font and available printer memory.
154 For now we allow up to two fonts to be downloaded at a time */
155 for(pdl = physDev->downloaded_fonts; pdl; pdl = pdl->next)
163 /****************************************************************************
166 * This retrieves the bounding box of the font in font units as well as
167 * the size of the emsquare. To avoid having to worry about mapping mode and
168 * the font size we'll get the data directly from the TrueType HEAD table rather
169 * than using GetOutlineTextMetrics.
171 static BOOL get_bbox(PSDRV_PDEVICE *physDev, RECT *rc, UINT *emsize)
173 BYTE head[54]; /* the head table is 54 bytes long */
175 if(GetFontData(physDev->hdc, MS_MAKE_TAG('h','e','a','d'), 0, head,
176 sizeof(head)) == GDI_ERROR) {
177 ERR("Can't retrieve head table\n");
180 *emsize = GET_BE_WORD(head + 18); /* unitsPerEm */
181 rc->left = (signed short)GET_BE_WORD(head + 36); /* xMin */
182 rc->bottom = (signed short)GET_BE_WORD(head + 38); /* yMin */
183 rc->right = (signed short)GET_BE_WORD(head + 40); /* xMax */
184 rc->top = (signed short)GET_BE_WORD(head + 42); /* yMax */
188 /****************************************************************************
189 * PSDRV_SelectDownloadFont
191 * Set up physDev->font for a downloadable font
194 BOOL PSDRV_SelectDownloadFont(PSDRV_PDEVICE *physDev)
197 LPOUTLINETEXTMETRICA potm;
198 DWORD len = GetOutlineTextMetricsA(physDev->hdc, 0, NULL);
200 if(!len) return FALSE;
201 potm = HeapAlloc(GetProcessHeap(), 0, len);
202 GetOutlineTextMetricsA(physDev->hdc, len, potm);
203 get_download_name(physDev, potm, &ps_name);
205 physDev->font.fontloc = Download;
206 physDev->font.fontinfo.Download = is_font_downloaded(physDev, ps_name);
208 physDev->font.size = abs(PSDRV_YWStoDS(physDev, /* ppem */
209 potm->otmTextMetrics.tmAscent +
210 potm->otmTextMetrics.tmDescent -
211 potm->otmTextMetrics.tmInternalLeading));
212 physDev->font.underlineThickness = potm->otmsUnderscoreSize;
213 physDev->font.underlinePosition = potm->otmsUnderscorePosition;
214 physDev->font.strikeoutThickness = potm->otmsStrikeoutSize;
215 physDev->font.strikeoutPosition = potm->otmsStrikeoutPosition;
217 HeapFree(GetProcessHeap(), 0, ps_name);
218 HeapFree(GetProcessHeap(), 0, potm);
222 /****************************************************************************
223 * PSDRV_WriteSetDownloadFont
225 * Write setfont for download font.
228 BOOL PSDRV_WriteSetDownloadFont(PSDRV_PDEVICE *physDev)
231 LPOUTLINETEXTMETRICA potm;
232 DWORD len = GetOutlineTextMetricsA(physDev->hdc, 0, NULL);
235 assert(physDev->font.fontloc == Download);
237 potm = HeapAlloc(GetProcessHeap(), 0, len);
238 GetOutlineTextMetricsA(physDev->hdc, len, potm);
240 get_download_name(physDev, potm, &ps_name);
242 if(physDev->font.fontinfo.Download == NULL) {
246 if (!get_bbox(physDev, &bbox, &emsize)) {
247 HeapFree(GetProcessHeap(), 0, potm);
250 if(!is_room_for_font(physDev))
251 PSDRV_EmptyDownloadList(physDev, TRUE);
253 pdl = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pdl));
254 pdl->ps_name = HeapAlloc(GetProcessHeap(), 0, strlen(ps_name)+1);
255 strcpy(pdl->ps_name, ps_name);
258 if(physDev->pi->ppd->TTRasterizer == RO_Type42) {
259 pdl->typeinfo.Type42 = T42_download_header(physDev, ps_name, &bbox, emsize);
262 if(pdl->typeinfo.Type42 == NULL) {
263 pdl->typeinfo.Type1 = T1_download_header(physDev, ps_name, &bbox, emsize);
266 pdl->next = physDev->downloaded_fonts;
267 physDev->downloaded_fonts = pdl;
268 physDev->font.fontinfo.Download = pdl;
270 if(pdl->type == Type42) {
271 char g_name[MAX_G_NAME + 1];
272 get_glyph_name(physDev->hdc, 0, g_name);
273 T42_download_glyph(physDev, pdl, 0, g_name);
278 PSDRV_WriteSetFont(physDev, ps_name, physDev->font.size,
279 physDev->font.escapement);
281 HeapFree(GetProcessHeap(), 0, ps_name);
282 HeapFree(GetProcessHeap(), 0, potm);
286 void get_glyph_name(HDC hdc, WORD index, char *name)
289 sprintf(name, "g%04x", index);
293 /****************************************************************************
294 * PSDRV_WriteDownloadGlyphShow
296 * Download and write out a number of glyphs
299 BOOL PSDRV_WriteDownloadGlyphShow(PSDRV_PDEVICE *physDev, WORD *glyphs,
303 char g_name[MAX_G_NAME + 1];
304 assert(physDev->font.fontloc == Download);
306 switch(physDev->font.fontinfo.Download->type) {
308 for(i = 0; i < count; i++) {
309 get_glyph_name(physDev->hdc, glyphs[i], g_name);
310 T42_download_glyph(physDev, physDev->font.fontinfo.Download,
312 PSDRV_WriteGlyphShow(physDev, g_name);
317 for(i = 0; i < count; i++) {
318 get_glyph_name(physDev->hdc, glyphs[i], g_name);
319 T1_download_glyph(physDev, physDev->font.fontinfo.Download,
321 PSDRV_WriteGlyphShow(physDev, g_name);
326 ERR("Type = %d\n", physDev->font.fontinfo.Download->type);
332 /****************************************************************************
333 * PSDRV_EmptyDownloadList
335 * Clear the list of downloaded fonts
338 BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev, BOOL write_undef)
341 static const char undef[] = "/%s findfont 40 scalefont setfont /%s undefinefont\n";
342 char buf[sizeof(undef) + 200];
343 const char *default_font = physDev->pi->ppd->DefaultFont ?
344 physDev->pi->ppd->DefaultFont : "Courier";
346 if(physDev->font.fontloc == Download) {
347 physDev->font.set = FALSE;
348 physDev->font.fontinfo.Download = NULL;
351 pdl = physDev->downloaded_fonts;
352 physDev->downloaded_fonts = NULL;
355 sprintf(buf, undef, default_font, pdl->ps_name);
356 PSDRV_WriteSpool(physDev, buf, strlen(buf));
361 T42_free(pdl->typeinfo.Type42);
365 T1_free(pdl->typeinfo.Type1);
369 ERR("Type = %d\n", pdl->type);
373 HeapFree(GetProcessHeap(), 0, pdl->ps_name);
376 HeapFree(GetProcessHeap(), 0, old);