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For PostScript versions < 2.015 we need to explicitly allocate space

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for the 'glyf' array.
To conserve VM, we only allow up to two fonts to be downloaded before
reclaiming their VM.
This commit is contained in:
Huw Davies 2003-06-23 19:57:08 +00:00 committed by Alexandre Julliard
parent 6694ce9d11
commit 14c90e8e5f
5 changed files with 131 additions and 73 deletions
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39
dlls/wineps/download.c
View file

@ -66,6 +66,24 @@ static DOWNLOAD *is_font_downloaded(PSDRV_PDEVICE *physDev, char *ps_name)
return pdl;
}
/****************************************************************************
* is_room_for_font
*/
static BOOL is_room_for_font(PSDRV_PDEVICE *physDev)
{
DOWNLOAD *pdl;
int count = 0;
/* FIXME: should consider vm usage of each font and available printer memory.
For now we allow upto two fonts to be downloaded at a time */
for(pdl = physDev->downloaded_fonts; pdl; pdl = pdl->next)
count++;
if(count > 1)
return FALSE;
return TRUE;
}
/****************************************************************************
* PSDRV_SelectDownloadFont
*
@ -125,6 +143,9 @@ BOOL PSDRV_WriteSetDownloadFont(PSDRV_PDEVICE *physDev)
strcpy(pdl->ps_name, ps_name);
pdl->next = NULL;
if(!is_room_for_font(physDev))
PSDRV_EmptyDownloadList(physDev, TRUE);
if(physDev->pi->ppd->TTRasterizer == RO_Type42) {
pdl->typeinfo.Type42 = T42_download_header(physDev, potm,
ps_name);
@ -137,6 +158,12 @@ BOOL PSDRV_WriteSetDownloadFont(PSDRV_PDEVICE *physDev)
pdl->next = physDev->downloaded_fonts;
physDev->downloaded_fonts = pdl;
physDev->font.fontinfo.Download = pdl;
if(pdl->type == Type42) {
char g_name[MAX_G_NAME + 1];
get_glyph_name(physDev->hdc, 0, g_name);
T42_download_glyph(physDev, pdl, 0, g_name);
}
}
@ -200,9 +227,14 @@ BOOL PSDRV_WriteDownloadGlyphShow(PSDRV_PDEVICE *physDev, WORD *glyphs,
* Clear the list of downloaded fonts
*
*/
BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev)
BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev, BOOL write_undef)
{
DOWNLOAD *pdl, *old;
char undef[] = "/%s findfont 40 scalefont setfont /%s undefinefont\n";
char buf[sizeof(undef) + 200];
char *default_font = physDev->pi->ppd->DefaultFont ?
physDev->pi->ppd->DefaultFont : "Courier";
if(physDev->font.fontloc == Download) {
physDev->font.set = FALSE;
physDev->font.fontinfo.Download = NULL;
@ -211,6 +243,11 @@ BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev)
pdl = physDev->downloaded_fonts;
physDev->downloaded_fonts = NULL;
while(pdl) {
if(write_undef) {
sprintf(buf, undef, default_font, pdl->ps_name);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
}
switch(pdl->type) {
case Type42:
T42_free(pdl->typeinfo.Type42);

2
dlls/wineps/escape.c
View file

@ -322,7 +322,7 @@ INT PSDRV_EndPage( PSDRV_PDEVICE *physDev )
}
if(!PSDRV_WriteEndPage( physDev ))
return 0;
PSDRV_EmptyDownloadList(physDev);
PSDRV_EmptyDownloadList(physDev, FALSE);
physDev->job.OutOfPage = TRUE;
return 1;
}

3
dlls/wineps/ps.c
View file

@ -56,7 +56,8 @@ static char psprolog[] =
" {t moveto 0 b t sub rlineto}\n"
" for\n"
"} bind def\n"
"/B {pop pop pop pop} def\n";
"/B {pop pop pop pop} def\n"
"/havetype42gdir {version cvi 2015 ge} bind def\n";
static char psbeginsetup[] =
"%%BeginSetup\n";

2
dlls/wineps/psdrv.h
View file

@ -513,7 +513,7 @@ extern BOOL PSDRV_SelectDownloadFont(PSDRV_PDEVICE *physDev);
extern BOOL PSDRV_WriteSetDownloadFont(PSDRV_PDEVICE *physDev);
extern BOOL PSDRV_WriteDownloadGlyphShow(PSDRV_PDEVICE *physDev, WORD *glpyhs,
UINT count);
extern BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev);
extern BOOL PSDRV_EmptyDownloadList(PSDRV_PDEVICE *physDev, BOOL write_undef);
#define MAX_G_NAME 31 /* max length of PS glyph name */
extern void get_glyph_name(HDC hdc, WORD index, char *name);

158
dlls/wineps/type42.c
View file

@ -45,11 +45,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
( (DWORD)_x2 << 8 ) | \
(DWORD)_x1 )
/* undef this to download the metrics in one go in the hmtx table.
Most printers seem unable to use incremental metrics unfortunately */
#define USE_SEPARATE_METRICS
#undef USE_SEPARATE_METRICS
typedef struct {
DWORD MS_tag;
DWORD len, check;
@ -64,12 +59,8 @@ const OTTable tables_templ[] = {
{ MS_MAKE_TAG('g','l','y','f'), 0, 0, NULL, FALSE },
{ MS_MAKE_TAG('h','e','a','d'), 0, 0, NULL, TRUE },
{ MS_MAKE_TAG('h','h','e','a'), 0, 0, NULL, TRUE },
#ifdef USE_SEPARATE_METRICS
{ MS_MAKE_TAG('h','m','t','x'), 0, 0, NULL, FALSE },
#else
{ MS_MAKE_TAG('h','m','t','x'), 0, 0, NULL, TRUE },
#endif
{ MS_MAKE_TAG('l','o','c','a'), 0, 0, NULL, FALSE },
{ MS_MAKE_TAG('l','o','c','a'), 0, 0, NULL, TRUE },
{ MS_MAKE_TAG('m','a','x','p'), 0, 0, NULL, TRUE },
{ MS_MAKE_TAG('p','r','e','p'), 0, 0, NULL, TRUE },
{ 0, 0, 0, NULL, 0 }
@ -78,10 +69,12 @@ const OTTable tables_templ[] = {
struct tagTYPE42 {
OTTable tables[sizeof(tables_templ)/sizeof(tables_templ[0])];
int glyf_tab, loca_tab, head_tab; /* indices of glyf, loca and head tables */
int hmtx_tab;
int hmtx_tab, maxp_tab;
int num_of_written_tables;
DWORD glyph_sent_size;
BOOL *glyph_sent;
DWORD emsize;
DWORD *glyf_blocks;
};
#define GLYPH_SENT_INC 128
@ -116,13 +109,33 @@ static BOOL LoadTable(HDC hdc, OTTable *table)
return TRUE;
}
static BOOL get_glyf_pos(TYPE42 *t42, DWORD index, DWORD *start, DWORD *end)
{
WORD loca_format = GET_BE_WORD(t42->tables[t42->head_tab].data + 50);
TRACE("loca_format = %d\n", loca_format);
switch(loca_format) {
case 0:
*start = GET_BE_WORD(((WORD*)t42->tables[t42->loca_tab].data) + index);
*start <<= 1;
*end = GET_BE_WORD(((WORD*)t42->tables[t42->loca_tab].data) + index + 1);
*end <<= 1;
break;
case 1:
*start = GET_BE_DWORD(((DWORD*)t42->tables[t42->loca_tab].data) + index);
*end = GET_BE_DWORD(((DWORD*)t42->tables[t42->loca_tab].data) + index + 1);
break;
default:
ERR("Unknown loca_format %d\n", loca_format);
return FALSE;
}
return TRUE;
}
TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
char *ps_name)
{
DWORD i, j, tablepos;
DWORD i, j, tablepos, nb_blocks, glyf_off = 0, loca_off = 0, cur_off;
WORD num_of_tables = sizeof(tables_templ) / sizeof(tables_templ[0]) - 1;
WORD num_of_write_tables = 0;
char *buf;
TYPE42 *t42;
char start[] = /* name, fontbbox */
@ -137,14 +150,13 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
" /CharStrings 256 dict begin\n"
" /.notdef 0 def\n"
" currentdict end def\n"
" /GlyphDirectory 256 dict def\n"
#ifdef USE_SEPARATE_METRICS
" /Metrics 256 dict def\n"
#endif
" /sfnts [\n";
char TT_offset_table[] = "<00010000%04x%04x%04x%04x\n";
char TT_table_dir_entry[] = "%08lx%08lx%08lx%08lx\n";
char storage[] ="]\nhavetype42gdir{pop}{{string} forall}ifelse\n";
char end[] = "] def\n"
"havetype42gdir{/GlyphDirectory 256 dict def\n"
" sfnts 0 get dup %d (x) putinterval %d (x) putinterval}if\n"
"currentdict end dup /FontName get exch definefont pop\n";
@ -152,11 +164,12 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
memcpy(t42->tables, tables_templ, sizeof(tables_templ));
t42->loca_tab = t42->glyf_tab = t42->head_tab = t42->hmtx_tab = -1;
t42->emsize = potm->otmEMSquare;
t42->num_of_written_tables = 0;
for(i = 0; i < num_of_tables; i++) {
LoadTable(physDev->hdc, t42->tables + i);
if(t42->tables[i].len > 0xffff && t42->tables[i].write) break;
if(t42->tables[i].write) num_of_write_tables++;
if(t42->tables[i].write) t42->num_of_written_tables++;
if(t42->tables[i].MS_tag == MS_MAKE_TAG('l','o','c','a'))
t42->loca_tab = i;
else if(t42->tables[i].MS_tag == MS_MAKE_TAG('g','l','y','f'))
@ -165,6 +178,8 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
t42->head_tab = i;
else if(t42->tables[i].MS_tag == MS_MAKE_TAG('h','m','t','x'))
t42->hmtx_tab = i;
else if(t42->tables[i].MS_tag == MS_MAKE_TAG('m','a','x','p'))
t42->maxp_tab = i;
}
if(i < num_of_tables) {
TRACE("Table %ld has length %ld. Will use Type 1 font instead.\n", i, t42->tables[i].len);
@ -188,12 +203,14 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
PSDRV_WriteSpool(physDev, buf, strlen(buf));
sprintf(buf, TT_offset_table, num_of_write_tables,
num_of_write_tables, num_of_write_tables, num_of_write_tables);
t42->num_of_written_tables++; /* explicitly add glyf */
sprintf(buf, TT_offset_table, t42->num_of_written_tables,
t42->num_of_written_tables, t42->num_of_written_tables, t42->num_of_written_tables);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
tablepos = 12 + num_of_write_tables * 16;
tablepos = 12 + t42->num_of_written_tables * 16;
cur_off = 12;
for(i = 0; i < num_of_tables; i++) {
if(!t42->tables[i].write) continue;
sprintf(buf, TT_table_dir_entry, FLIP_ORDER(t42->tables[i].MS_tag),
@ -201,8 +218,15 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
t42->tables[i].len);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
tablepos += ((t42->tables[i].len + 3) & ~3);
if(t42->tables[i].MS_tag == MS_MAKE_TAG('l','o','c','a'))
loca_off = cur_off;
cur_off += 16;
}
PSDRV_WriteSpool(physDev, ">\n", 2);
sprintf(buf, TT_table_dir_entry, FLIP_ORDER(t42->tables[t42->glyf_tab].MS_tag),
t42->tables[t42->glyf_tab].check, tablepos, t42->tables[t42->glyf_tab].len);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
PSDRV_WriteSpool(physDev, "00>\n", 4); /* add an extra byte for old PostScript rips */
glyf_off = cur_off;
for(i = 0; i < num_of_tables; i++) {
if(t42->tables[i].len == 0 || !t42->tables[i].write) continue;
@ -212,10 +236,36 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
PSDRV_WriteSpool(physDev, buf, strlen(buf));
if(j % 16 == 15) PSDRV_WriteSpool(physDev, "\n", 1);
}
PSDRV_WriteSpool(physDev, ">\n", 2);
PSDRV_WriteSpool(physDev, "00>\n", 4); /* add an extra byte for old PostScript rips */
}
/* glyf_blocks is a 0 terminated list, holding the start offset of each block. For simplicity
glyf_blocks[0] is 0 */
nb_blocks = 2;
t42->glyf_blocks = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (nb_blocks + 1) * sizeof(DWORD));
for(i = 0; i < GET_BE_WORD(t42->tables[t42->maxp_tab].data + 4); i++) {
DWORD start, end, size;
get_glyf_pos(t42, i, &start, &end);
size = end - t42->glyf_blocks[nb_blocks-2];
if(size > 0x2000 && t42->glyf_blocks[nb_blocks-1] % 4 == 0) {
nb_blocks++;
t42->glyf_blocks = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
t42->glyf_blocks, (nb_blocks + 1) * sizeof(DWORD));
}
t42->glyf_blocks[nb_blocks-1] = end;
}
PSDRV_WriteSpool(physDev, end, sizeof(end) - 1);
PSDRV_WriteSpool(physDev, "[ ", 2);
for(i = 1; t42->glyf_blocks[i]; i++) {
sprintf(buf,"%ld ", t42->glyf_blocks[i] - t42->glyf_blocks[i-1] + 1);
/* again add one byte for old PostScript rips */
PSDRV_WriteSpool(physDev, buf, strlen(buf));
if(i % 8 == 0)
PSDRV_WriteSpool(physDev, "\n", 1);
}
PSDRV_WriteSpool(physDev, storage, sizeof(storage) - 1);
sprintf(buf, end, loca_off, glyf_off);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
HeapFree(GetProcessHeap(), 0, buf);
return t42;
}
@ -229,35 +279,20 @@ BOOL T42_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl, DWORD index,
DWORD start, end, i;
char *buf;
TYPE42 *t42;
WORD loca_format;
WORD awidth;
short lsb;
#ifdef USE_SEPARATE_METRICS
char glyph_with_Metrics_def[] =
"/%s findfont exch 1 index /GlyphDirectory get\n"
"begin\n"
" %d exch def\n"
"end\n"
"dup /CharStrings get\n"
"begin\n"
" /%s %d def\n"
"end\n"
"/Metrics get\n"
"begin\n"
" /%s [%f %f] def\n"
"end\n";
#else
char glyph_def[] =
"/%s findfont exch 1 index /GlyphDirectory get\n"
"begin\n"
" %d exch def\n"
"end\n"
"/%s findfont exch 1 index\n"
"havetype42gdir\n"
"{/GlyphDirectory get begin %d exch def end}\n"
"{/sfnts get 4 index get 3 index 2 index putinterval pop}\n"
"ifelse\n"
"/CharStrings get\n"
"begin\n"
" /%s %d def\n"
"end\n";
#endif
"end\n"
"pop pop\n";
TRACE("%ld %s\n", index, glyph_name);
assert(pdl->type == Type42);
@ -276,23 +311,7 @@ BOOL T42_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl, DWORD index,
buf = HeapAlloc(GetProcessHeap(), 0, sizeof(glyph_def) +
strlen(pdl->ps_name) + 100);
loca_format = GET_BE_WORD(t42->tables[t42->head_tab].data + 50);
TRACE("loca_format = %d\n", loca_format);
switch(loca_format) {
case 0:
start = GET_BE_WORD(((WORD*)t42->tables[t42->loca_tab].data) + index);
start <<= 1;
end = GET_BE_WORD(((WORD*)t42->tables[t42->loca_tab].data) + index + 1);
end <<= 1;
break;
case 1:
start = GET_BE_DWORD(((DWORD*)t42->tables[t42->loca_tab].data) + index);
end = GET_BE_DWORD(((DWORD*)t42->tables[t42->loca_tab].data) + index + 1);
break;
default:
ERR("Unknown loca_format %d\n", loca_format);
return FALSE;
}
if(!get_glyf_pos(t42, index, &start, &end)) return FALSE;
TRACE("start = %lx end = %lx\n", start, end);
awidth = GET_BE_WORD(t42->tables[t42->hmtx_tab].data + index * 4);
@ -325,8 +344,13 @@ BOOL T42_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl, DWORD index,
} while(sg_flags & MORE_COMPONENTS);
}
sprintf(buf, "%%%%glyph %04lx\n", index);
for(i = 1; t42->glyf_blocks[i]; i++)
if(start < t42->glyf_blocks[i]) break;
/* we don't have a string for the gdir and glyf tables, but we do have a
string for the TT header. So the offset we need is tables - 2 */
sprintf(buf, "%ld %ld\n", t42->num_of_written_tables - 2 + i, start - t42->glyf_blocks[i-1]);
PSDRV_WriteSpool(physDev, buf, strlen(buf));
PSDRV_WriteSpool(physDev, "<", 1);
for(i = start; i < end; i++) {
sprintf(buf, "%02x", *(t42->tables[t42->glyf_tab].data + i));
@ -335,12 +359,7 @@ BOOL T42_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl, DWORD index,
PSDRV_WriteSpool(physDev, "\n", 1);
}
PSDRV_WriteSpool(physDev, ">\n", 2);
#if USE_SEPARATE_METRICS
sprintf(buf, glyph_with_Metrics_def, pdl->ps_name, index, glyph_name, index,
glyph_name, (float)lsb / t42->emsize, (float)awidth / t42->emsize);
#else
sprintf(buf, glyph_def, pdl->ps_name, index, glyph_name, index);
#endif
PSDRV_WriteSpool(physDev, buf, strlen(buf));
t42->glyph_sent[index] = TRUE;
@ -354,6 +373,7 @@ void T42_free(TYPE42 *t42)
for(table = t42->tables; table->MS_tag; table++)
if(table->data) HeapFree(GetProcessHeap(), 0, table->data);
if(t42->glyph_sent) HeapFree(GetProcessHeap(), 0, t42->glyph_sent);
if(t42->glyf_blocks) HeapFree(GetProcessHeap(), 0, t42->glyf_blocks);
HeapFree(GetProcessHeap(), 0, t42);
return;
}