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Scale the OUTLINETEXTMETRIC's bounding box with the font size. 

Fix wineps's font downloaders to cope with this behaviour.
This commit is contained in:
Huw Davies 2003-11-12 22:42:55 +00:00 committed by Alexandre Julliard
parent 352b8bc9e8
commit ef2ac7acc3
5 changed files with 57 additions and 26 deletions
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8
dlls/gdi/freetype.c
View File

@ -2267,10 +2267,10 @@ UINT WineEngGetOutlineTextMetrics(GdiFont font, UINT cbSize,
font->potm->otmLineGap = (pFT_MulFix(pOS2->sTypoLineGap, y_scale) + 32) >> 6;
font->potm->otmsCapEmHeight = (pFT_MulFix(pOS2->sCapHeight, y_scale) + 32) >> 6;
font->potm->otmsXHeight = (pFT_MulFix(pOS2->sxHeight, y_scale) + 32) >> 6;
font->potm->otmrcFontBox.left = ft_face->bbox.xMin;
font->potm->otmrcFontBox.right = ft_face->bbox.xMax;
font->potm->otmrcFontBox.top = ft_face->bbox.yMin;
font->potm->otmrcFontBox.bottom = ft_face->bbox.yMax;
font->potm->otmrcFontBox.left = (pFT_MulFix(ft_face->bbox.xMin, x_scale) + 32) >> 6;
font->potm->otmrcFontBox.right = (pFT_MulFix(ft_face->bbox.xMax, x_scale) + 32) >> 6;
font->potm->otmrcFontBox.top = (pFT_MulFix(ft_face->bbox.yMax, y_scale) + 32) >> 6;
font->potm->otmrcFontBox.bottom = (pFT_MulFix(ft_face->bbox.yMin, y_scale) + 32) >> 6;
font->potm->otmMacAscent = 0; /* where do these come from ? */
font->potm->otmMacDescent = 0;
font->potm->otmMacLineGap = 0;

43
dlls/wineps/download.c
View File

@ -35,6 +35,15 @@
WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
#define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
( ( (DWORD)_x4 << 24 ) | \
( (DWORD)_x3 << 16 ) | \
( (DWORD)_x2 << 8 ) | \
(DWORD)_x1 )
#define GET_BE_WORD(ptr) MAKEWORD( ((BYTE *)(ptr))[1], ((BYTE *)(ptr))[0] )
#define GET_BE_DWORD(ptr) ((DWORD)MAKELONG( GET_BE_WORD(&((WORD *)(ptr))[1]), \
GET_BE_WORD(&((WORD *)(ptr))[0]) ))
/****************************************************************************
* get_download_name
@ -86,6 +95,31 @@ static BOOL is_room_for_font(PSDRV_PDEVICE *physDev)
return TRUE;
}
/****************************************************************************
* get_bbox
*
* This retrieves the bounding box of the font in font units as well as
* the size of the emsquare. To avoid having to worry about mapping mode and
* the font size we'll get the data directly from the TrueType HEAD table rather
* than using GetOutlineTextMetrics.
*/
static BOOL get_bbox(PSDRV_PDEVICE *physDev, RECT *rc, UINT *emsize)
{
BYTE head[54]; /* the head table is 54 bytes long */
if(GetFontData(physDev->hdc, MS_MAKE_TAG('h','e','a','d'), 0, head,
sizeof(head)) == GDI_ERROR) {
ERR("Can't retrieve head table\n");
return FALSE;
}
*emsize = GET_BE_WORD(head + 18); /* unitsPerEm */
rc->left = (signed short)GET_BE_WORD(head + 36); /* xMin */
rc->bottom = (signed short)GET_BE_WORD(head + 38); /* yMin */
rc->right = (signed short)GET_BE_WORD(head + 40); /* xMax */
rc->top = (signed short)GET_BE_WORD(head + 42); /* yMax */
return TRUE;
}
/****************************************************************************
* PSDRV_SelectDownloadFont
*
@ -140,21 +174,24 @@ BOOL PSDRV_WriteSetDownloadFont(PSDRV_PDEVICE *physDev)
get_download_name(physDev, potm, &ps_name);
if(physDev->font.fontinfo.Download == NULL) {
RECT bbox;
UINT emsize;
pdl = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pdl));
pdl->ps_name = HeapAlloc(GetProcessHeap(), 0, strlen(ps_name)+1);
strcpy(pdl->ps_name, ps_name);
pdl->next = NULL;
get_bbox(physDev, &bbox, &emsize);
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);
pdl->typeinfo.Type42 = T42_download_header(physDev, ps_name, &bbox, emsize);
pdl->type = Type42;
}
if(pdl->typeinfo.Type42 == NULL) {
pdl->typeinfo.Type1 = T1_download_header(physDev, potm, ps_name);
pdl->typeinfo.Type1 = T1_download_header(physDev, ps_name, &bbox, emsize);
pdl->type = Type1;
}
pdl->next = physDev->downloaded_fonts;

10
dlls/wineps/psdrv.h
View File

@ -532,16 +532,14 @@ 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);
extern TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev,
LPOUTLINETEXTMETRICA potm,
char *ps_name);
extern TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev, char *ps_name,
RECT *bbox, UINT emsize);
extern BOOL T1_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl,
DWORD index, char *glyph_name);
extern void T1_free(TYPE1 *t1);
extern TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev,
LPOUTLINETEXTMETRICA ptom,
char *ps_name);
extern TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, char *ps_name,
RECT *bbox, UINT emsize);
extern BOOL T42_download_glyph(PSDRV_PDEVICE *physDev, DOWNLOAD *pdl,
DWORD index, char *glyph_name);
extern void T42_free(TYPE42 *t42);

8
dlls/wineps/type1.c
View File

@ -55,8 +55,7 @@ enum t1_cmds {
};
TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
char *ps_name)
TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev, char *ps_name, RECT *bbox, UINT emsize)
{
char *buf;
TYPE1 *t1;
@ -86,7 +85,7 @@ TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
"currentdict end dup /FontName get exch definefont pop\n";
t1 = HeapAlloc(GetProcessHeap(), 0, sizeof(*t1));
t1->emsize = potm->otmEMSquare;
t1->emsize = emsize;
t1->glyph_sent_size = GLYPH_SENT_INC;
t1->glyph_sent = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
@ -97,8 +96,7 @@ TYPE1 *T1_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
100);
sprintf(buf, dict, ps_name, t1->emsize, t1->emsize,
potm->otmrcFontBox.left, potm->otmrcFontBox.bottom,
potm->otmrcFontBox.right, potm->otmrcFontBox.top);
bbox->left, bbox->bottom, bbox->right, bbox->top);
PSDRV_WriteSpool(physDev, buf, strlen(buf));

14
dlls/wineps/type42.c
View File

@ -133,8 +133,8 @@ static BOOL get_glyf_pos(TYPE42 *t42, DWORD index, DWORD *start, DWORD *end)
return TRUE;
}
TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
char *ps_name)
TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, char *ps_name,
RECT *bbox, UINT emsize)
{
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;
@ -158,14 +158,14 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
const char storage[] ="]\nhavetype42gdir{pop}{{string} forall}ifelse\n";
const char end[] = "] def\n"
"havetype42gdir{/GlyphDirectory 256 dict def\n"
" sfnts 0 get dup %ld (x) putinterval %ld (x) putinterval}if\n"
" sfnts 0 get dup %ld (locx) putinterval %ld (glfx) putinterval}if\n"
"currentdict end dup /FontName get exch definefont pop\n";
t42 = HeapAlloc(GetProcessHeap(), 0, sizeof(*t42));
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->emsize = emsize;
t42->num_of_written_tables = 0;
for(i = 0; i < num_of_tables; i++) {
@ -198,10 +198,8 @@ TYPE42 *T42_download_header(PSDRV_PDEVICE *physDev, LPOUTLINETEXTMETRICA potm,
100);
sprintf(buf, start, ps_name,
(float)potm->otmrcFontBox.left / potm->otmEMSquare,
(float)potm->otmrcFontBox.bottom / potm->otmEMSquare,
(float)potm->otmrcFontBox.right / potm->otmEMSquare,
(float)potm->otmrcFontBox.top / potm->otmEMSquare);
(float)bbox->left / emsize, (float)bbox->bottom / emsize,
(float)bbox->right / emsize, (float)bbox->top / emsize);
PSDRV_WriteSpool(physDev, buf, strlen(buf));