diff options
Diffstat (limited to 'nx-X11/lib/Xft1/xftfreetype.c')
| -rw-r--r-- | nx-X11/lib/Xft1/xftfreetype.c | 678 |
1 files changed, 0 insertions, 678 deletions
diff --git a/nx-X11/lib/Xft1/xftfreetype.c b/nx-X11/lib/Xft1/xftfreetype.c deleted file mode 100644 index 1021c95bf..000000000 --- a/nx-X11/lib/Xft1/xftfreetype.c +++ /dev/null @@ -1,678 +0,0 @@ -/* - * $XFree86: xc/lib/Xft1/xftfreetype.c,v 1.5 2002/08/12 22:17:49 keithp Exp $ - * - * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include "xftint.h" - -FT_Library _XftFTlibrary; - -typedef struct _XftFtEncoding { - const char *name; - FT_Encoding encoding; -} XftFtEncoding; - -static XftFtEncoding xftFtEncoding[] = { - { "iso10646-1", ft_encoding_unicode, }, - { "iso8859-1", ft_encoding_unicode, }, - { "apple-roman", ft_encoding_apple_roman }, - { "adobe-fontspecific", ft_encoding_symbol, }, - { "glyphs-fontspecific",ft_encoding_none, }, -}; - -#define NUM_FT_ENCODINGS (sizeof xftFtEncoding / sizeof xftFtEncoding[0]) - -#define FT_Matrix_Equal(a,b) ((a)->xx == (b)->xx && \ - (a)->yy == (b)->yy && \ - (a)->xy == (b)->xy && \ - (a)->yx == (b)->yx) - -XftPattern * -XftFreeTypeQuery (const char *file, int id, int *count) -{ - FT_Face face; - XftPattern *pat; - int slant; - int weight; - int i, j; - - if (FT_New_Face (_XftFTlibrary, file, id, &face)) - return 0; - - *count = face->num_faces; - - pat = XftPatternCreate (); - if (!pat) - goto bail0; - - - if (!XftPatternAddBool (pat, XFT_CORE, False)) - goto bail1; - - if (!XftPatternAddBool (pat, XFT_OUTLINE, - (face->face_flags & FT_FACE_FLAG_SCALABLE) != 0)) - goto bail1; - - if (!XftPatternAddBool (pat, XFT_SCALABLE, - (face->face_flags & FT_FACE_FLAG_SCALABLE) != 0)) - goto bail1; - - - slant = XFT_SLANT_ROMAN; - if (face->style_flags & FT_STYLE_FLAG_ITALIC) - slant = XFT_SLANT_ITALIC; - - if (!XftPatternAddInteger (pat, XFT_SLANT, slant)) - goto bail1; - - weight = XFT_WEIGHT_MEDIUM; - if (face->style_flags & FT_STYLE_FLAG_BOLD) - weight = XFT_WEIGHT_BOLD; - - if (!XftPatternAddInteger (pat, XFT_WEIGHT, weight)) - goto bail1; - - if (!XftPatternAddString (pat, XFT_FAMILY, face->family_name)) - goto bail1; - - if (!XftPatternAddString (pat, XFT_STYLE, face->style_name)) - goto bail1; - - if (!XftPatternAddString (pat, XFT_FILE, file)) - goto bail1; - - if (!XftPatternAddInteger (pat, XFT_INDEX, id)) - goto bail1; - -#if 0 - if ((face->face_flags & FT_FACE_FLAG_FIXED_WIDTH) != 0) - if (!XftPatternAddInteger (pat, XFT_SPACING, XFT_MONO)) - goto bail1; -#endif - - if (!(face->face_flags & FT_FACE_FLAG_SCALABLE)) - { - for (i = 0; i < face->num_fixed_sizes; i++) - if (!XftPatternAddDouble (pat, XFT_PIXEL_SIZE, - (double) face->available_sizes[i].height)) - goto bail1; - } - - for (i = 0; i < face->num_charmaps; i++) - { -#if 0 - printf ("face %s encoding %d %c%c%c%c\n", - face->family_name, i, - face->charmaps[i]->encoding >> 24, - face->charmaps[i]->encoding >> 16, - face->charmaps[i]->encoding >> 8, - face->charmaps[i]->encoding >> 0); -#endif - for (j = 0; j < NUM_FT_ENCODINGS; j++) - { - if (face->charmaps[i]->encoding == xftFtEncoding[j].encoding) - { - if (!XftPatternAddString (pat, XFT_ENCODING, - xftFtEncoding[j].name)) - goto bail1; - } - } - } - - if (!XftPatternAddString (pat, XFT_ENCODING, - "glyphs-fontspecific")) - goto bail1; - - - FT_Done_Face (face); - return pat; - -bail1: - XftPatternDestroy (pat); -bail0: - FT_Done_Face (face); - return 0; -} - -/* - * List of all open files (each face in a file is managed separately) - */ -typedef struct _XftFtFile { - struct _XftFtFile *next; - int ref; - - char *file; - int id; - - FT_Face face; - FT_F26Dot6 size; - FT_Matrix matrix; - int charmap; -} XftFtFile; - -static XftFtFile *_XftFtFiles; - -static XftFtFile * -_XftFreeTypeOpenFile (char *file, int id) -{ - XftFtFile *f; - FT_Face face; - - for (f = _XftFtFiles; f; f = f->next) - { - if (!strcmp (f->file, file) && f->id == id) - { - ++f->ref; - if (_XftFontDebug () & XFT_DBG_REF) - printf ("FontFile %s/%d matches existing (%d)\n", - file, id, f->ref); - return f; - } - } - if (FT_New_Face (_XftFTlibrary, file, id, &face)) - return 0; - - f = malloc (sizeof (XftFtFile) + strlen (file) + 1); - if (!f) - return 0; - - if (_XftFontDebug () & XFT_DBG_REF) - printf ("FontFile %s/%d matches new\n", - file, id); - f->next = _XftFtFiles; - _XftFtFiles = f; - f->ref = 1; - - f->file = (char *) (f+1); - strcpy (f->file, file); - f->id = id; - - f->face = face; - f->size = 0; - f->charmap = -1; - f->matrix.xx = 0x10000; - f->matrix.xy = 0x0; - f->matrix.yy = 0x10000; - f->matrix.yx = 0x0; - return f; -} - -Bool -XftFreeTypeSetFace (FT_Face face, FT_F26Dot6 size, int charmap, FT_Matrix *matrix) -{ - XftFtFile *f, **prev; - - for (prev = &_XftFtFiles; (f = *prev); prev = &f->next) - { - if (f->face == face) - { - /* LRU */ - if (prev != &_XftFtFiles) - { - *prev = f->next; - f->next = _XftFtFiles; - _XftFtFiles = f; - } - if (f->size != size) - { - if (_XftFontDebug() & XFT_DBG_GLYPH) - printf ("Set face size to %d (%d)\n", - (int) (size >> 6), (int) size); - if (FT_Set_Char_Size (face, size, size, 0, 0)) - return False; - f->size = size; - } - if (f->charmap != charmap && charmap != -1) - { - if (_XftFontDebug() & XFT_DBG_GLYPH) - printf ("Set face charmap to %d\n", charmap); - if (FT_Set_Charmap (face, face->charmaps[charmap])) - return False; - f->charmap = charmap; - } - if (!FT_Matrix_Equal (&f->matrix, matrix)) - { - if (_XftFontDebug() & XFT_DBG_GLYPH) - printf ("Set face matrix to (%g,%g,%g,%g)\n", - (double) matrix->xx / 0x10000, - (double) matrix->xy / 0x10000, - (double) matrix->yx / 0x10000, - (double) matrix->yy / 0x10000); - FT_Set_Transform (face, matrix, 0); - f->matrix = *matrix; - } - break; - } - } - return True; -} - -static void -_XftFreeTypeCloseFile (XftFtFile *f) -{ - XftFtFile **prev; - - if (--f->ref != 0) - return; - for (prev = &_XftFtFiles; *prev; prev = &(*prev)->next) - { - if (*prev == f) - { - *prev = f->next; - break; - } - } - FT_Done_Face (f->face); - free (f); -} - -/* - * Cache of all glyphsets - */ -typedef struct _XftFtGlyphSet { - struct _XftFtGlyphSet *next; - int ref; - - XftFtFile *file; - Bool minspace; - int char_width; - - XftFontStruct font; -} XftFtGlyphSet; - -XftFontStruct * -XftFreeTypeOpen (Display *dpy, XftPattern *pattern) -{ - XftDisplayInfo *info = _XftDisplayInfoGet (dpy); - XftFtFile *file; - FT_Face face; - XftFtGlyphSet *gs; - char *filename; - int id; - double dsize; - FT_F26Dot6 size; - int rgba; - int spacing; - int char_width; - Bool antialias; - Bool minspace; - char *encoding_name; - XftFontStruct *font; - int j; - FT_Encoding encoding; - int charmap; - FT_Matrix matrix; - XftMatrix *font_matrix; - -#if 0 - int extra; -#endif - int height, ascent, descent; - XRenderPictFormat pf, *format; - - /* - * Open the file - */ - if (XftPatternGetString (pattern, XFT_FILE, 0, &filename) != XftResultMatch) - goto bail0; - - if (XftPatternGetInteger (pattern, XFT_INDEX, 0, &id) != XftResultMatch) - goto bail0; - - file = _XftFreeTypeOpenFile (filename, id); - if (!file) - goto bail0; - - face = file->face; - - /* - * Extract the glyphset information from the pattern - */ - if (XftPatternGetString (pattern, XFT_ENCODING, 0, &encoding_name) != XftResultMatch) - goto bail0; - - if (XftPatternGetDouble (pattern, XFT_PIXEL_SIZE, 0, &dsize) != XftResultMatch) - goto bail0; - - switch (XftPatternGetInteger (pattern, XFT_RGBA, 0, &rgba)) { - case XftResultNoMatch: - rgba = XFT_RGBA_NONE; - break; - case XftResultMatch: - break; - default: - goto bail0; - } - - switch (XftPatternGetBool (pattern, XFT_ANTIALIAS, 0, &antialias)) { - case XftResultNoMatch: - antialias = True; - break; - case XftResultMatch: - break; - default: - goto bail0; - } - - switch (XftPatternGetBool (pattern, XFT_MINSPACE, 0, &minspace)) { - case XftResultNoMatch: - minspace = False; - break; - case XftResultMatch: - break; - default: - goto bail0; - } - - switch (XftPatternGetInteger (pattern, XFT_SPACING, 0, &spacing)) { - case XftResultNoMatch: - spacing = XFT_PROPORTIONAL; - break; - case XftResultMatch: - break; - default: - goto bail1; - } - - if (XftPatternGetInteger (pattern, XFT_CHAR_WIDTH, - 0, &char_width) != XftResultMatch) - { - char_width = 0; - } - else if (char_width) - spacing = XFT_MONO; - - matrix.xx = matrix.yy = 0x10000; - matrix.xy = matrix.yx = 0; - - switch (XftPatternGetMatrix (pattern, XFT_MATRIX, 0, &font_matrix)) { - case XftResultNoMatch: - break; - case XftResultMatch: - matrix.xx = 0x10000L * font_matrix->xx; - matrix.yy = 0x10000L * font_matrix->yy; - matrix.xy = 0x10000L * font_matrix->xy; - matrix.yx = 0x10000L * font_matrix->yx; - break; - default: - goto bail1; - } - - - - if (XftPatternGetInteger (pattern, XFT_CHAR_WIDTH, - 0, &char_width) != XftResultMatch) - { - char_width = 0; - } - else if (char_width) - spacing = XFT_MONO; - - encoding = face->charmaps[0]->encoding; - - for (j = 0; j < NUM_FT_ENCODINGS; j++) - if (!strcmp (encoding_name, xftFtEncoding[j].name)) - { - encoding = xftFtEncoding[j].encoding; - break; - } - - size = (FT_F26Dot6) (dsize * 64.0); - - if (encoding == ft_encoding_none) - charmap = -1; - else - { - for (charmap = 0; charmap < face->num_charmaps; charmap++) - if (face->charmaps[charmap]->encoding == encoding) - break; - - if (charmap == face->num_charmaps) - goto bail1; - } - - - /* - * Match an existing glyphset - */ - for (gs = info->glyphSets; gs; gs = gs->next) - { - if (gs->file == file && - gs->minspace == minspace && - gs->char_width == char_width && - gs->font.size == size && - gs->font.spacing == spacing && - gs->font.charmap == charmap && - gs->font.rgba == rgba && - gs->font.antialias == antialias && - FT_Matrix_Equal (&gs->font.matrix, &matrix)) - { - ++gs->ref; - if (_XftFontDebug () & XFT_DBG_REF) - { - printf ("Face size %g matches existing (%d)\n", - dsize, gs->ref); - } - return &gs->font; - } - } - - if (_XftFontDebug () & XFT_DBG_REF) - { - printf ("Face size %g matches new\n", - dsize); - } - /* - * No existing glyphset, create another - */ - gs = malloc (sizeof (XftFtGlyphSet)); - if (!gs) - goto bail1; - - gs->ref = 1; - - gs->file = file; - gs->minspace = minspace; - gs->char_width = char_width; - - font = &gs->font; - - if (antialias) - { - switch (rgba) { - case FC_RGBA_RGB: - case FC_RGBA_BGR: - case FC_RGBA_VRGB: - case FC_RGBA_VBGR: - pf.depth = 32; - pf.type = PictTypeDirect; - pf.direct.alpha = 24; - pf.direct.alphaMask = 0xff; - pf.direct.red = 16; - pf.direct.redMask = 0xff; - pf.direct.green = 8; - pf.direct.greenMask = 0xff; - pf.direct.blue = 0; - pf.direct.blueMask = 0xff; - format = XRenderFindFormat(dpy, - PictFormatType| - PictFormatDepth| - PictFormatAlpha| - PictFormatAlphaMask| - PictFormatRed| - PictFormatRedMask| - PictFormatGreen| - PictFormatGreenMask| - PictFormatBlue| - PictFormatBlueMask, - &pf, 0); - break; - default: - pf.depth = 8; - pf.type = PictTypeDirect; - pf.direct.alpha = 0; - pf.direct.alphaMask = 0xff; - format = XRenderFindFormat(dpy, - PictFormatType| - PictFormatDepth| - PictFormatAlpha| - PictFormatAlphaMask, - &pf, 0); - break; - } - } - else - { - pf.depth = 1; - pf.type = PictTypeDirect; - pf.direct.alpha = 0; - pf.direct.alphaMask = 0x1; - format = XRenderFindFormat(dpy, - PictFormatType| - PictFormatDepth| - PictFormatAlpha| - PictFormatAlphaMask, - &pf, 0); - } - - if (!format) - goto bail2; - - if (!XftFreeTypeSetFace (face, size, charmap, &matrix)) - goto bail2; - - descent = -(face->size->metrics.descender >> 6); - ascent = face->size->metrics.ascender >> 6; - if (minspace) - { - height = ascent + descent; - } - else - { - height = face->size->metrics.height >> 6; -#if 0 - extra = (height - (ascent + descent)); - if (extra > 0) - { - ascent = ascent + extra / 2; - descent = height - ascent; - } - else if (extra < 0) - height = ascent + descent; -#endif - } - font->ascent = ascent; - font->descent = descent; - font->height = height; - - if (char_width) - font->max_advance_width = char_width; - else - font->max_advance_width = face->size->metrics.max_advance >> 6; - - gs->next = info->glyphSets; - info->glyphSets = gs; - - font->glyphset = XRenderCreateGlyphSet (dpy, format); - - font->size = size; - font->spacing = spacing; - font->format = format; - font->realized =0; - font->nrealized = 0; - font->rgba = rgba; - font->antialias = antialias; - font->charmap = charmap; - font->transform = (matrix.xx != 0x10000 || matrix.xy != 0 || - matrix.yx != 0 || matrix.yy != 0x10000); - font->matrix = matrix; - font->face = face; - - return font; - -bail2: - free (gs); -bail1: - _XftFreeTypeCloseFile (file); -bail0: - return 0; -} - -void -XftFreeTypeClose (Display *dpy, XftFontStruct *font) -{ - XftFtGlyphSet *gs, **prev; - XftDisplayInfo *info = _XftDisplayInfoGet (dpy); - int i; - XGlyphInfo *gi; - - for (prev = &info->glyphSets; (gs = *prev); prev = &gs->next) - { - if (&gs->font == font) - { - if (--gs->ref == 0) - { - XRenderFreeGlyphSet (dpy, font->glyphset); - for (i = 0; i < font->nrealized; i++) - { - gi = font->realized[i]; - if (gi && gi != XftUntestedGlyph) - free (gi); - } - if (font->realized) - free (font->realized); - - _XftFreeTypeCloseFile (gs->file); - - *prev = gs->next; - free (gs); - } - break; - } - } -} - -XftFontStruct * -XftFreeTypeGet (XftFont *font) -{ - if (font->core) - return 0; - return font->u.ft.font; -} - -/* #define XFT_DEBUG_FONTSET */ - -Bool -XftInitFtLibrary (void) -{ - if (_XftFTlibrary) - return True; - if (FT_Init_FreeType (&_XftFTlibrary)) - return False; - _XftFontSet = FcConfigGetFonts (0, FcSetSystem); - if (!_XftFontSet) - return False; - return True; -} |