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Diffstat (limited to 'libXfont/src/fontfile/fontdir.c')
-rw-r--r--libXfont/src/fontfile/fontdir.c1650
1 files changed, 825 insertions, 825 deletions
diff --git a/libXfont/src/fontfile/fontdir.c b/libXfont/src/fontfile/fontdir.c
index e052bb371..c4f8bc023 100644
--- a/libXfont/src/fontfile/fontdir.c
+++ b/libXfont/src/fontfile/fontdir.c
@@ -1,825 +1,825 @@
-/*
-
-Copyright 1991, 1998 The Open Group
-
-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.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-*/
-
-/*
- * Author: Keith Packard, MIT X Consortium
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/fonts/fntfilst.h>
-#include <X11/keysym.h>
-
-#if HAVE_STDINT_H
-#include <stdint.h>
-#elif !defined(INT32_MAX)
-#define INT32_MAX 0x7fffffff
-#endif
-
-Bool
-FontFileInitTable (FontTablePtr table, int size)
-{
- if (size < 0 || (size > INT32_MAX/sizeof(FontEntryRec)))
- return FALSE;
- if (size)
- {
- table->entries = malloc(sizeof(FontEntryRec) * size);
- if (!table->entries)
- return FALSE;
- }
- else
- table->entries = 0;
- table->used = 0;
- table->size = size;
- table->sorted = FALSE;
- return TRUE;
-}
-
-void
-FontFileFreeEntry (FontEntryPtr entry)
-{
- FontScalableExtraPtr extra;
- int i;
-
- if (entry->name.name)
- free(entry->name.name);
- entry->name.name = NULL;
-
- switch (entry->type)
- {
- case FONT_ENTRY_SCALABLE:
- free (entry->u.scalable.fileName);
- extra = entry->u.scalable.extra;
- for (i = 0; i < extra->numScaled; i++)
- if (extra->scaled[i].vals.ranges)
- free (extra->scaled[i].vals.ranges);
- free (extra->scaled);
- free (extra);
- break;
- case FONT_ENTRY_BITMAP:
- free (entry->u.bitmap.fileName);
- entry->u.bitmap.fileName = NULL;
- break;
- case FONT_ENTRY_ALIAS:
- free (entry->u.alias.resolved);
- entry->u.alias.resolved = NULL;
- break;
- }
-}
-
-void
-FontFileFreeTable (FontTablePtr table)
-{
- int i;
-
- for (i = 0; i < table->used; i++)
- FontFileFreeEntry (&table->entries[i]);
- free (table->entries);
-}
-
-FontDirectoryPtr
-FontFileMakeDir(char *dirName, int size)
-{
- FontDirectoryPtr dir;
- int dirlen;
- int needslash = 0;
- char *attrib;
- int attriblen;
-
-#if !defined(WIN32)
- attrib = strchr(dirName, ':');
-#else
- /* OS/2 uses the colon in the drive letter descriptor, skip this */
- attrib = strchr(dirName+2, ':');
-#endif
- if (attrib) {
- dirlen = attrib - dirName;
- attriblen = strlen(attrib);
- } else {
- dirlen = strlen(dirName);
- attriblen = 0;
- }
- if (dirName[dirlen - 1] != '/')
-#ifdef NCD
- if (dirlen) /* leave out slash for builtins */
-#endif
- needslash = 1;
- dir = malloc(sizeof *dir + dirlen + needslash + 1 +
- (attriblen ? attriblen + 1 : 0));
- if (!dir)
- return (FontDirectoryPtr)0;
- if (!FontFileInitTable (&dir->scalable, 0))
- {
- free (dir);
- return (FontDirectoryPtr)0;
- }
- if (!FontFileInitTable (&dir->nonScalable, size))
- {
- FontFileFreeTable (&dir->scalable);
- free (dir);
- return (FontDirectoryPtr)0;
- }
- dir->directory = (char *) (dir + 1);
- dir->dir_mtime = 0;
- dir->alias_mtime = 0;
- if (attriblen)
- dir->attributes = dir->directory + dirlen + needslash + 1;
- else
- dir->attributes = NULL;
- strncpy(dir->directory, dirName, dirlen);
- dir->directory[dirlen] = '\0';
- if (dir->attributes)
- strcpy(dir->attributes, attrib);
- if (needslash)
- strcat(dir->directory, "/");
- return dir;
-}
-
-void
-FontFileFreeDir (FontDirectoryPtr dir)
-{
- FontFileFreeTable (&dir->scalable);
- FontFileFreeTable (&dir->nonScalable);
- free(dir);
-}
-
-FontEntryPtr
-FontFileAddEntry(FontTablePtr table, FontEntryPtr prototype)
-{
- FontEntryPtr entry;
- int newsize;
-
- /* can't add entries to a sorted table, pointers get broken! */
- if (table->sorted)
- return (FontEntryPtr) 0; /* "cannot" happen */
- if (table->used == table->size) {
- newsize = table->size + 100;
- entry = realloc(table->entries, newsize * sizeof(FontEntryRec));
- if (!entry)
- return (FontEntryPtr)0;
- table->size = newsize;
- table->entries = entry;
- }
- entry = &table->entries[table->used];
- *entry = *prototype;
- entry->name.name = malloc(prototype->name.length + 1);
- if (!entry->name.name)
- return (FontEntryPtr)0;
- memcpy (entry->name.name, prototype->name.name, prototype->name.length);
- entry->name.name[entry->name.length] = '\0';
- table->used++;
- return entry;
-}
-
-/*
- * Compare two strings just like strcmp, but preserve decimal integer
- * sorting order, i.e. "2" < "10" or "iso8859-2" < "iso8859-10" <
- * "iso10646-1". Strings are sorted as if sequences of digits were
- * prefixed by a length indicator (i.e., does not ignore leading zeroes).
- *
- * Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
- */
-#define Xisdigit(c) ('\060' <= (c) && (c) <= '\071')
-
-static int strcmpn(const char *s1, const char *s2)
-{
- int digits, predigits = 0;
- const char *ss1, *ss2;
-
- while (1) {
- if (*s1 == 0 && *s2 == 0)
- return 0;
- digits = Xisdigit(*s1) && Xisdigit(*s2);
- if (digits && !predigits) {
- ss1 = s1;
- ss2 = s2;
- while (Xisdigit(*ss1) && Xisdigit(*ss2))
- ss1++, ss2++;
- if (!Xisdigit(*ss1) && Xisdigit(*ss2))
- return -1;
- if (Xisdigit(*ss1) && !Xisdigit(*ss2))
- return 1;
- }
- if ((unsigned char)*s1 < (unsigned char)*s2)
- return -1;
- if ((unsigned char)*s1 > (unsigned char)*s2)
- return 1;
- predigits = digits;
- s1++, s2++;
- }
-}
-
-
-static int
-FontFileNameCompare(const void* a, const void* b)
-{
- FontEntryPtr a_name = (FontEntryPtr) a,
- b_name = (FontEntryPtr) b;
-
- return strcmpn(a_name->name.name, b_name->name.name);
-}
-
-void
-FontFileSortTable (FontTablePtr table)
-{
- if (!table->sorted) {
- qsort((char *) table->entries, table->used, sizeof(FontEntryRec),
- FontFileNameCompare);
- table->sorted = TRUE;
- }
-}
-
-void
-FontFileSortDir(FontDirectoryPtr dir)
-{
- FontFileSortTable (&dir->scalable);
- FontFileSortTable (&dir->nonScalable);
- /* now that the table is fixed in size, swizzle the pointers */
- FontFileSwitchStringsToBitmapPointers (dir);
-}
-
-/*
- Given a Font Table, SetupWildMatch() sets up various pointers and state
- information so the table can be searched for name(s) that match a given
- fontname pattern -- which may contain wildcards. Under certain
- circumstances, SetupWildMatch() will find the one table entry that
- matches the pattern. If those circumstances do not pertain,
- SetupWildMatch() returns a range within the the table that should be
- searched for matching name(s). With the information established by
- SetupWildMatch(), including state information in "private", the
- PatternMatch() procedure is then used to test names in the range for a
- match.
-*/
-
-#define isWild(c) ((c) == XK_asterisk || (c) == XK_question)
-#define isDigit(c) (XK_0 <= (c) && (c) <= XK_9)
-
-static int
-SetupWildMatch(FontTablePtr table, FontNamePtr pat,
- int *leftp, int *rightp, int *privatep)
-{
- int nDashes;
- char c;
- char *t;
- char *firstWild;
- char *firstDigit;
- int first;
- int center,
- left,
- right;
- int result;
- char *name;
-
- name = pat->name;
- nDashes = pat->ndashes;
- firstWild = 0;
- firstDigit = 0;
- t = name;
- while ((c = *t++)) {
- if (isWild(c)) {
- if (!firstWild)
- firstWild = t - 1;
- }
- if (isDigit(c)) {
- if (!firstDigit)
- firstDigit = t - 1;
- }
- }
- left = 0;
- right = table->used;
- if (firstWild)
- *privatep = nDashes;
- else
- *privatep = -1;
- if (!table->sorted) {
- *leftp = left;
- *rightp = right;
- return -1;
- } else if (firstWild) {
- if (firstDigit && firstDigit < firstWild)
- first = firstDigit - name;
- else
- first = firstWild - name;
- while (left < right) {
- center = (left + right) / 2;
- result = strncmp(name, table->entries[center].name.name, first);
- if (result == 0)
- break;
- if (result < 0)
- right = center;
- else
- left = center + 1;
- }
- *leftp = left;
- *rightp = right;
- return -1;
- } else {
- while (left < right) {
- center = (left + right) / 2;
- result = strcmpn(name, table->entries[center].name.name);
- if (result == 0)
- return center;
- if (result < 0)
- right = center;
- else
- left = center + 1;
- }
- *leftp = 1;
- *rightp = 0;
- return -1;
- }
-}
-
-static int
-PatternMatch(char *pat, int patdashes, char *string, int stringdashes)
-{
- char c,
- t;
-
- if (stringdashes < patdashes)
- return 0;
- for (;;) {
- switch (c = *pat++) {
- case '*':
- if (!(c = *pat++))
- return 1;
- if (c == XK_minus) {
- patdashes--;
- for (;;) {
- while ((t = *string++) != XK_minus)
- if (!t)
- return 0;
- stringdashes--;
- if (PatternMatch(pat, patdashes, string, stringdashes))
- return 1;
- if (stringdashes == patdashes)
- return 0;
- }
- } else {
- for (;;) {
- while ((t = *string++) != c) {
- if (!t)
- return 0;
- if (t == XK_minus) {
- if (stringdashes-- < patdashes)
- return 0;
- }
- }
- if (PatternMatch(pat, patdashes, string, stringdashes))
- return 1;
- }
- }
- case '?':
- if (*string++ == XK_minus)
- stringdashes--;
- break;
- case '\0':
- return (*string == '\0');
- case XK_minus:
- if (*string++ == XK_minus) {
- patdashes--;
- stringdashes--;
- break;
- }
- return 0;
- default:
- if (c == *string++)
- break;
- return 0;
- }
- }
-}
-
-int
-FontFileCountDashes (char *name, int namelen)
-{
- int ndashes = 0;
-
- while (namelen--)
- if (*name++ == '\055') /* avoid non ascii systems */
- ++ndashes;
- return ndashes;
-}
-
-char *
-FontFileSaveString (char *s)
-{
- char *n;
-
- n = malloc (strlen (s) + 1);
- if (!n)
- return 0;
- strcpy (n, s);
- return n;
-}
-
-FontEntryPtr
-FontFileFindNameInScalableDir(FontTablePtr table, FontNamePtr pat,
- FontScalablePtr vals)
-{
- int i,
- start,
- stop,
- res,
- private;
- FontNamePtr name;
-
- if (!table->entries)
- return NULL;
- if ((i = SetupWildMatch(table, pat, &start, &stop, &private)) >= 0)
- return &table->entries[i];
- for (i = start; i < stop; i++) {
- name = &table->entries[i].name;
- res = PatternMatch(pat->name, private, name->name, name->ndashes);
- if (res > 0)
- {
- /* Check to see if enhancements requested are available */
- if (vals)
- {
- int vs = vals->values_supplied;
- int cap;
-
- if (table->entries[i].type == FONT_ENTRY_SCALABLE)
- cap = table->entries[i].u.scalable.renderer->capabilities;
- else if (table->entries[i].type == FONT_ENTRY_ALIAS)
- cap = ~0; /* Calling code will have to see if true */
- else
- cap = 0;
- if ((((vs & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
- (vs & POINTSIZE_MASK) == POINTSIZE_ARRAY) &&
- !(cap & CAP_MATRIX)) ||
- ((vs & CHARSUBSET_SPECIFIED) &&
- !(cap & CAP_CHARSUBSETTING)))
- continue;
- }
- return &table->entries[i];
- }
- if (res < 0)
- break;
- }
- return (FontEntryPtr)0;
-}
-
-FontEntryPtr
-FontFileFindNameInDir(FontTablePtr table, FontNamePtr pat)
-{
- return FontFileFindNameInScalableDir(table, pat, (FontScalablePtr)0);
-}
-
-int
-FontFileFindNamesInScalableDir(FontTablePtr table, FontNamePtr pat, int max,
- FontNamesPtr names, FontScalablePtr vals,
- int alias_behavior, int *newmax)
-{
- int i,
- start,
- stop,
- res,
- private;
- int ret = Successful;
- FontEntryPtr fname;
- FontNamePtr name;
-
- if (max <= 0)
- return Successful;
- if ((i = SetupWildMatch(table, pat, &start, &stop, &private)) >= 0) {
- if (alias_behavior == NORMAL_ALIAS_BEHAVIOR ||
- table->entries[i].type != FONT_ENTRY_ALIAS)
- {
- name = &table->entries[i].name;
- if (newmax) *newmax = max - 1;
- return AddFontNamesName(names, name->name, name->length);
- }
- start = i;
- stop = i + 1;
- }
- for (i = start, fname = &table->entries[start]; i < stop; i++, fname++) {
- res = PatternMatch(pat->name, private, fname->name.name, fname->name.ndashes);
- if (res > 0) {
- if (vals)
- {
- int vs = vals->values_supplied;
- int cap;
-
- if (fname->type == FONT_ENTRY_SCALABLE)
- cap = fname->u.scalable.renderer->capabilities;
- else if (fname->type == FONT_ENTRY_ALIAS)
- cap = ~0; /* Calling code will have to see if true */
- else
- cap = 0;
- if ((((vs & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
- (vs & POINTSIZE_MASK) == POINTSIZE_ARRAY) &&
- !(cap & CAP_MATRIX)) ||
- ((vs & CHARSUBSET_SPECIFIED) &&
- !(cap & CAP_CHARSUBSETTING)))
- continue;
- }
-
- if ((alias_behavior & IGNORE_SCALABLE_ALIASES) &&
- fname->type == FONT_ENTRY_ALIAS)
- {
- FontScalableRec tmpvals;
- if (FontParseXLFDName (fname->name.name, &tmpvals,
- FONT_XLFD_REPLACE_NONE) &&
- !(tmpvals.values_supplied & SIZE_SPECIFY_MASK))
- continue;
- }
-
- ret = AddFontNamesName(names, fname->name.name, fname->name.length);
- if (ret != Successful)
- goto bail;
-
- /* If alias_behavior is LIST_ALIASES_AND_TARGET_NAMES, mark
- this entry as an alias by negating its length and follow
- it by the resolved name */
- if ((alias_behavior & LIST_ALIASES_AND_TARGET_NAMES) &&
- fname->type == FONT_ENTRY_ALIAS)
- {
- names->length[names->nnames - 1] =
- -names->length[names->nnames - 1];
- ret = AddFontNamesName(names, fname->u.alias.resolved,
- strlen(fname->u.alias.resolved));
- if (ret != Successful)
- goto bail;
- }
-
- if (--max <= 0)
- break;
- } else if (res < 0)
- break;
- }
- bail: ;
- if (newmax) *newmax = max;
- return ret;
-}
-
-int
-FontFileFindNamesInDir(FontTablePtr table, FontNamePtr pat,
- int max, FontNamesPtr names)
-{
- return FontFileFindNamesInScalableDir(table, pat, max, names,
- (FontScalablePtr)0,
- NORMAL_ALIAS_BEHAVIOR, (int *)0);
-}
-
-Bool
-FontFileMatchName(char *name, int length, FontNamePtr pat)
-{
- /* Perform a fontfile-type name match on a single name */
- FontTableRec table;
- FontEntryRec entries[1];
-
- /* Dummy up a table */
- table.used = 1;
- table.size = 1;
- table.sorted = TRUE;
- table.entries = entries;
- entries[0].name.name = name;
- entries[0].name.length = length;
- entries[0].name.ndashes = FontFileCountDashes(name, length);
-
- return FontFileFindNameInDir(&table, pat) != (FontEntryPtr)0;
-}
-
-/*
- * Add a font file to a directory. This handles bitmap and
- * scalable names both
- */
-
-Bool
-FontFileAddFontFile (FontDirectoryPtr dir, char *fontName, char *fileName)
-{
- FontEntryRec entry;
- FontScalableRec vals, zeroVals;
- FontRendererPtr renderer;
- FontEntryPtr existing;
- FontScalableExtraPtr extra;
- FontEntryPtr bitmap = 0, scalable;
- Bool isscale;
- Bool scalable_xlfd;
-
- renderer = FontFileMatchRenderer (fileName);
- if (!renderer)
- return FALSE;
- entry.name.length = strlen (fontName);
- if (entry.name.length > MAXFONTNAMELEN)
- entry.name.length = MAXFONTNAMELEN;
- entry.name.name = fontName;
- CopyISOLatin1Lowered (entry.name.name, fontName, entry.name.length);
- entry.name.ndashes = FontFileCountDashes (entry.name.name, entry.name.length);
- entry.name.name[entry.name.length] = '\0';
- /*
- * Add a bitmap name if the incoming name isn't an XLFD name, or
- * if it isn't a scalable name (i.e. non-zero scalable fields)
- *
- * If name of bitmapped font contains XLFD enhancements, do not add
- * a scalable version of the name... this can lead to confusion and
- * ambiguity between the font name and the field enhancements.
- */
- isscale = entry.name.ndashes == 14 &&
- FontParseXLFDName(entry.name.name,
- &vals, FONT_XLFD_REPLACE_NONE) &&
- (vals.values_supplied & PIXELSIZE_MASK) != PIXELSIZE_ARRAY &&
- (vals.values_supplied & POINTSIZE_MASK) != POINTSIZE_ARRAY &&
- !(vals.values_supplied & ENHANCEMENT_SPECIFY_MASK);
-#define UNSCALED_ATTRIB "unscaled"
- scalable_xlfd = (isscale &&
- (((vals.values_supplied & PIXELSIZE_MASK) == 0) ||
- ((vals.values_supplied & POINTSIZE_MASK) == 0)));
- /*
- * For scalable fonts without a scalable XFLD, check if the "unscaled"
- * attribute is present.
- */
- if (isscale && !scalable_xlfd &&
- dir->attributes && dir->attributes[0] == ':') {
- char *ptr1 = dir->attributes + 1;
- char *ptr2;
- int length;
- int uslength = strlen(UNSCALED_ATTRIB);
-
- do {
- ptr2 = strchr(ptr1, ':');
- if (ptr2)
- length = ptr2 - ptr1;
- else
- length = dir->attributes + strlen(dir->attributes) - ptr1;
- if (length == uslength && !strncmp(ptr1, UNSCALED_ATTRIB, uslength))
- isscale = FALSE;
- if (ptr2)
- ptr1 = ptr2 + 1;
- } while (ptr2);
- }
- if (!isscale || (vals.values_supplied & SIZE_SPECIFY_MASK))
- {
- /*
- * If the renderer doesn't support OpenBitmap, FontFileOpenFont
- * will still do the right thing.
- */
- entry.type = FONT_ENTRY_BITMAP;
- entry.u.bitmap.renderer = renderer;
- entry.u.bitmap.pFont = NullFont;
- if (!(entry.u.bitmap.fileName = FontFileSaveString (fileName)))
- return FALSE;
- if (!(bitmap = FontFileAddEntry (&dir->nonScalable, &entry)))
- {
- free (entry.u.bitmap.fileName);
- return FALSE;
- }
- }
- /*
- * Parse out scalable fields from XLFD names - a scalable name
- * just gets inserted, a scaled name has more things to do.
- */
- if (isscale)
- {
- if (vals.values_supplied & SIZE_SPECIFY_MASK)
- {
- bzero((char *)&zeroVals, sizeof(zeroVals));
- zeroVals.x = vals.x;
- zeroVals.y = vals.y;
- zeroVals.values_supplied = PIXELSIZE_SCALAR | POINTSIZE_SCALAR;
- FontParseXLFDName (entry.name.name, &zeroVals,
- FONT_XLFD_REPLACE_VALUE);
- entry.name.length = strlen (entry.name.name);
- existing = FontFileFindNameInDir (&dir->scalable, &entry.name);
- if (existing)
- {
- if ((vals.values_supplied & POINTSIZE_MASK) ==
- POINTSIZE_SCALAR &&
- (int)(vals.point_matrix[3] * 10) == GetDefaultPointSize())
- {
- existing->u.scalable.extra->defaults = vals;
-
- free (existing->u.scalable.fileName);
- if (!(existing->u.scalable.fileName = FontFileSaveString (fileName)))
- return FALSE;
- }
- if(bitmap)
- {
- FontFileCompleteXLFD(&vals, &vals);
- FontFileAddScaledInstance (existing, &vals, NullFont,
- bitmap->name.name);
- return TRUE;
- }
- }
- }
- if (!(entry.u.scalable.fileName = FontFileSaveString (fileName)))
- return FALSE;
- extra = malloc (sizeof (FontScalableExtraRec));
- if (!extra)
- {
- free (entry.u.scalable.fileName);
- return FALSE;
- }
- bzero((char *)&extra->defaults, sizeof(extra->defaults));
- if ((vals.values_supplied & POINTSIZE_MASK) == POINTSIZE_SCALAR &&
- (int)(vals.point_matrix[3] * 10) == GetDefaultPointSize())
- extra->defaults = vals;
- else
- {
- FontResolutionPtr resolution;
- int num;
- int default_point_size = GetDefaultPointSize();
-
- extra->defaults.point_matrix[0] =
- extra->defaults.point_matrix[3] =
- (double)default_point_size / 10.0;
- extra->defaults.point_matrix[1] =
- extra->defaults.point_matrix[2] = 0.0;
- extra->defaults.values_supplied =
- POINTSIZE_SCALAR | PIXELSIZE_UNDEFINED;
- extra->defaults.width = -1;
- if (vals.x <= 0 || vals.y <= 0)
- {
- resolution = GetClientResolutions (&num);
- if (resolution && num > 0)
- {
- extra->defaults.x = resolution->x_resolution;
- extra->defaults.y = resolution->y_resolution;
- }
- else
- {
- extra->defaults.x = 75;
- extra->defaults.y = 75;
- }
- }
- else
- {
- extra->defaults.x = vals.x;
- extra->defaults.y = vals.y;
- }
- FontFileCompleteXLFD (&extra->defaults, &extra->defaults);
- }
- extra->numScaled = 0;
- extra->sizeScaled = 0;
- extra->scaled = 0;
- extra->private = 0;
- entry.type = FONT_ENTRY_SCALABLE;
- entry.u.scalable.renderer = renderer;
- entry.u.scalable.extra = extra;
- if (!(scalable = FontFileAddEntry (&dir->scalable, &entry)))
- {
- free (extra);
- free (entry.u.scalable.fileName);
- return FALSE;
- }
- if (vals.values_supplied & SIZE_SPECIFY_MASK)
- {
- if(bitmap)
- {
- FontFileCompleteXLFD(&vals, &vals);
- FontFileAddScaledInstance (scalable, &vals, NullFont,
- bitmap->name.name);
- }
- }
- }
- return TRUE;
-}
-
-Bool
-FontFileAddFontAlias (FontDirectoryPtr dir, char *aliasName, char *fontName)
-{
- FontEntryRec entry;
-
- if (strcmp(aliasName,fontName) == 0) {
- /* Don't allow an alias to point to itself and create a loop */
- return FALSE;
- }
- entry.name.length = strlen (aliasName);
- CopyISOLatin1Lowered (aliasName, aliasName, entry.name.length);
- entry.name.name = aliasName;
- entry.name.ndashes = FontFileCountDashes (entry.name.name, entry.name.length);
- entry.type = FONT_ENTRY_ALIAS;
- if (!(entry.u.alias.resolved = FontFileSaveString (fontName)))
- return FALSE;
- if (!FontFileAddEntry (&dir->nonScalable, &entry))
- {
- free (entry.u.alias.resolved);
- return FALSE;
- }
- return TRUE;
-}
+/*
+
+Copyright 1991, 1998 The Open Group
+
+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.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/*
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/fonts/fntfilst.h>
+#include <X11/keysym.h>
+
+#if HAVE_STDINT_H
+#include <stdint.h>
+#elif !defined(INT32_MAX)
+#define INT32_MAX 0x7fffffff
+#endif
+
+Bool
+FontFileInitTable (FontTablePtr table, int size)
+{
+ if (size < 0 || (size > INT32_MAX/sizeof(FontEntryRec)))
+ return FALSE;
+ if (size)
+ {
+ table->entries = malloc(sizeof(FontEntryRec) * size);
+ if (!table->entries)
+ return FALSE;
+ }
+ else
+ table->entries = 0;
+ table->used = 0;
+ table->size = size;
+ table->sorted = FALSE;
+ return TRUE;
+}
+
+void
+FontFileFreeEntry (FontEntryPtr entry)
+{
+ FontScalableExtraPtr extra;
+ int i;
+
+ if (entry->name.name)
+ free(entry->name.name);
+ entry->name.name = NULL;
+
+ switch (entry->type)
+ {
+ case FONT_ENTRY_SCALABLE:
+ free (entry->u.scalable.fileName);
+ extra = entry->u.scalable.extra;
+ for (i = 0; i < extra->numScaled; i++)
+ if (extra->scaled[i].vals.ranges)
+ free (extra->scaled[i].vals.ranges);
+ free (extra->scaled);
+ free (extra);
+ break;
+ case FONT_ENTRY_BITMAP:
+ free (entry->u.bitmap.fileName);
+ entry->u.bitmap.fileName = NULL;
+ break;
+ case FONT_ENTRY_ALIAS:
+ free (entry->u.alias.resolved);
+ entry->u.alias.resolved = NULL;
+ break;
+ }
+}
+
+void
+FontFileFreeTable (FontTablePtr table)
+{
+ int i;
+
+ for (i = 0; i < table->used; i++)
+ FontFileFreeEntry (&table->entries[i]);
+ free (table->entries);
+}
+
+FontDirectoryPtr
+FontFileMakeDir(char *dirName, int size)
+{
+ FontDirectoryPtr dir;
+ int dirlen;
+ int needslash = 0;
+ char *attrib;
+ int attriblen;
+
+#if !defined(WIN32)
+ attrib = strchr(dirName, ':');
+#else
+ /* OS/2 uses the colon in the drive letter descriptor, skip this */
+ attrib = strchr(dirName+2, ':');
+#endif
+ if (attrib) {
+ dirlen = attrib - dirName;
+ attriblen = strlen(attrib);
+ } else {
+ dirlen = strlen(dirName);
+ attriblen = 0;
+ }
+ if (dirName[dirlen - 1] != '/')
+#ifdef NCD
+ if (dirlen) /* leave out slash for builtins */
+#endif
+ needslash = 1;
+ dir = malloc(sizeof *dir + dirlen + needslash + 1 +
+ (attriblen ? attriblen + 1 : 0));
+ if (!dir)
+ return (FontDirectoryPtr)0;
+ if (!FontFileInitTable (&dir->scalable, 0))
+ {
+ free (dir);
+ return (FontDirectoryPtr)0;
+ }
+ if (!FontFileInitTable (&dir->nonScalable, size))
+ {
+ FontFileFreeTable (&dir->scalable);
+ free (dir);
+ return (FontDirectoryPtr)0;
+ }
+ dir->directory = (char *) (dir + 1);
+ dir->dir_mtime = 0;
+ dir->alias_mtime = 0;
+ if (attriblen)
+ dir->attributes = dir->directory + dirlen + needslash + 1;
+ else
+ dir->attributes = NULL;
+ strncpy(dir->directory, dirName, dirlen);
+ dir->directory[dirlen] = '\0';
+ if (dir->attributes)
+ strcpy(dir->attributes, attrib);
+ if (needslash)
+ strcat(dir->directory, "/");
+ return dir;
+}
+
+void
+FontFileFreeDir (FontDirectoryPtr dir)
+{
+ FontFileFreeTable (&dir->scalable);
+ FontFileFreeTable (&dir->nonScalable);
+ free(dir);
+}
+
+FontEntryPtr
+FontFileAddEntry(FontTablePtr table, FontEntryPtr prototype)
+{
+ FontEntryPtr entry;
+ int newsize;
+
+ /* can't add entries to a sorted table, pointers get broken! */
+ if (table->sorted)
+ return (FontEntryPtr) 0; /* "cannot" happen */
+ if (table->used == table->size) {
+ newsize = table->size + 100;
+ entry = realloc(table->entries, newsize * sizeof(FontEntryRec));
+ if (!entry)
+ return (FontEntryPtr)0;
+ table->size = newsize;
+ table->entries = entry;
+ }
+ entry = &table->entries[table->used];
+ *entry = *prototype;
+ entry->name.name = malloc(prototype->name.length + 1);
+ if (!entry->name.name)
+ return (FontEntryPtr)0;
+ memcpy (entry->name.name, prototype->name.name, prototype->name.length);
+ entry->name.name[entry->name.length] = '\0';
+ table->used++;
+ return entry;
+}
+
+/*
+ * Compare two strings just like strcmp, but preserve decimal integer
+ * sorting order, i.e. "2" < "10" or "iso8859-2" < "iso8859-10" <
+ * "iso10646-1". Strings are sorted as if sequences of digits were
+ * prefixed by a length indicator (i.e., does not ignore leading zeroes).
+ *
+ * Markus Kuhn <Markus.Kuhn@cl.cam.ac.uk>
+ */
+#define Xisdigit(c) ('\060' <= (c) && (c) <= '\071')
+
+static int strcmpn(const char *s1, const char *s2)
+{
+ int digits, predigits = 0;
+ const char *ss1, *ss2;
+
+ while (1) {
+ if (*s1 == 0 && *s2 == 0)
+ return 0;
+ digits = Xisdigit(*s1) && Xisdigit(*s2);
+ if (digits && !predigits) {
+ ss1 = s1;
+ ss2 = s2;
+ while (Xisdigit(*ss1) && Xisdigit(*ss2))
+ ss1++, ss2++;
+ if (!Xisdigit(*ss1) && Xisdigit(*ss2))
+ return -1;
+ if (Xisdigit(*ss1) && !Xisdigit(*ss2))
+ return 1;
+ }
+ if ((unsigned char)*s1 < (unsigned char)*s2)
+ return -1;
+ if ((unsigned char)*s1 > (unsigned char)*s2)
+ return 1;
+ predigits = digits;
+ s1++, s2++;
+ }
+}
+
+
+static int
+FontFileNameCompare(const void* a, const void* b)
+{
+ FontEntryPtr a_name = (FontEntryPtr) a,
+ b_name = (FontEntryPtr) b;
+
+ return strcmpn(a_name->name.name, b_name->name.name);
+}
+
+void
+FontFileSortTable (FontTablePtr table)
+{
+ if (!table->sorted) {
+ qsort((char *) table->entries, table->used, sizeof(FontEntryRec),
+ FontFileNameCompare);
+ table->sorted = TRUE;
+ }
+}
+
+void
+FontFileSortDir(FontDirectoryPtr dir)
+{
+ FontFileSortTable (&dir->scalable);
+ FontFileSortTable (&dir->nonScalable);
+ /* now that the table is fixed in size, swizzle the pointers */
+ FontFileSwitchStringsToBitmapPointers (dir);
+}
+
+/*
+ Given a Font Table, SetupWildMatch() sets up various pointers and state
+ information so the table can be searched for name(s) that match a given
+ fontname pattern -- which may contain wildcards. Under certain
+ circumstances, SetupWildMatch() will find the one table entry that
+ matches the pattern. If those circumstances do not pertain,
+ SetupWildMatch() returns a range within the the table that should be
+ searched for matching name(s). With the information established by
+ SetupWildMatch(), including state information in "private", the
+ PatternMatch() procedure is then used to test names in the range for a
+ match.
+*/
+
+#define isWild(c) ((c) == XK_asterisk || (c) == XK_question)
+#define isDigit(c) (XK_0 <= (c) && (c) <= XK_9)
+
+static int
+SetupWildMatch(FontTablePtr table, FontNamePtr pat,
+ int *leftp, int *rightp, int *privatep)
+{
+ int nDashes;
+ char c;
+ char *t;
+ char *firstWild;
+ char *firstDigit;
+ int first;
+ int center,
+ left,
+ right;
+ int result;
+ char *name;
+
+ name = pat->name;
+ nDashes = pat->ndashes;
+ firstWild = 0;
+ firstDigit = 0;
+ t = name;
+ while ((c = *t++)) {
+ if (isWild(c)) {
+ if (!firstWild)
+ firstWild = t - 1;
+ }
+ if (isDigit(c)) {
+ if (!firstDigit)
+ firstDigit = t - 1;
+ }
+ }
+ left = 0;
+ right = table->used;
+ if (firstWild)
+ *privatep = nDashes;
+ else
+ *privatep = -1;
+ if (!table->sorted) {
+ *leftp = left;
+ *rightp = right;
+ return -1;
+ } else if (firstWild) {
+ if (firstDigit && firstDigit < firstWild)
+ first = firstDigit - name;
+ else
+ first = firstWild - name;
+ while (left < right) {
+ center = (left + right) / 2;
+ result = strncmp(name, table->entries[center].name.name, first);
+ if (result == 0)
+ break;
+ if (result < 0)
+ right = center;
+ else
+ left = center + 1;
+ }
+ *leftp = left;
+ *rightp = right;
+ return -1;
+ } else {
+ while (left < right) {
+ center = (left + right) / 2;
+ result = strcmpn(name, table->entries[center].name.name);
+ if (result == 0)
+ return center;
+ if (result < 0)
+ right = center;
+ else
+ left = center + 1;
+ }
+ *leftp = 1;
+ *rightp = 0;
+ return -1;
+ }
+}
+
+static int
+PatternMatch(char *pat, int patdashes, char *string, int stringdashes)
+{
+ char c,
+ t;
+
+ if (stringdashes < patdashes)
+ return 0;
+ for (;;) {
+ switch (c = *pat++) {
+ case '*':
+ if (!(c = *pat++))
+ return 1;
+ if (c == XK_minus) {
+ patdashes--;
+ for (;;) {
+ while ((t = *string++) != XK_minus)
+ if (!t)
+ return 0;
+ stringdashes--;
+ if (PatternMatch(pat, patdashes, string, stringdashes))
+ return 1;
+ if (stringdashes == patdashes)
+ return 0;
+ }
+ } else {
+ for (;;) {
+ while ((t = *string++) != c) {
+ if (!t)
+ return 0;
+ if (t == XK_minus) {
+ if (stringdashes-- < patdashes)
+ return 0;
+ }
+ }
+ if (PatternMatch(pat, patdashes, string, stringdashes))
+ return 1;
+ }
+ }
+ case '?':
+ if (*string++ == XK_minus)
+ stringdashes--;
+ break;
+ case '\0':
+ return (*string == '\0');
+ case XK_minus:
+ if (*string++ == XK_minus) {
+ patdashes--;
+ stringdashes--;
+ break;
+ }
+ return 0;
+ default:
+ if (c == *string++)
+ break;
+ return 0;
+ }
+ }
+}
+
+int
+FontFileCountDashes (char *name, int namelen)
+{
+ int ndashes = 0;
+
+ while (namelen--)
+ if (*name++ == '\055') /* avoid non ascii systems */
+ ++ndashes;
+ return ndashes;
+}
+
+char *
+FontFileSaveString (char *s)
+{
+ char *n;
+
+ n = malloc (strlen (s) + 1);
+ if (!n)
+ return 0;
+ strcpy (n, s);
+ return n;
+}
+
+FontEntryPtr
+FontFileFindNameInScalableDir(FontTablePtr table, FontNamePtr pat,
+ FontScalablePtr vals)
+{
+ int i,
+ start,
+ stop,
+ res,
+ private;
+ FontNamePtr name;
+
+ if (!table->entries)
+ return NULL;
+ if ((i = SetupWildMatch(table, pat, &start, &stop, &private)) >= 0)
+ return &table->entries[i];
+ for (i = start; i < stop; i++) {
+ name = &table->entries[i].name;
+ res = PatternMatch(pat->name, private, name->name, name->ndashes);
+ if (res > 0)
+ {
+ /* Check to see if enhancements requested are available */
+ if (vals)
+ {
+ int vs = vals->values_supplied;
+ int cap;
+
+ if (table->entries[i].type == FONT_ENTRY_SCALABLE)
+ cap = table->entries[i].u.scalable.renderer->capabilities;
+ else if (table->entries[i].type == FONT_ENTRY_ALIAS)
+ cap = ~0; /* Calling code will have to see if true */
+ else
+ cap = 0;
+ if ((((vs & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
+ (vs & POINTSIZE_MASK) == POINTSIZE_ARRAY) &&
+ !(cap & CAP_MATRIX)) ||
+ ((vs & CHARSUBSET_SPECIFIED) &&
+ !(cap & CAP_CHARSUBSETTING)))
+ continue;
+ }
+ return &table->entries[i];
+ }
+ if (res < 0)
+ break;
+ }
+ return (FontEntryPtr)0;
+}
+
+FontEntryPtr
+FontFileFindNameInDir(FontTablePtr table, FontNamePtr pat)
+{
+ return FontFileFindNameInScalableDir(table, pat, (FontScalablePtr)0);
+}
+
+int
+FontFileFindNamesInScalableDir(FontTablePtr table, FontNamePtr pat, int max,
+ FontNamesPtr names, FontScalablePtr vals,
+ int alias_behavior, int *newmax)
+{
+ int i,
+ start,
+ stop,
+ res,
+ private;
+ int ret = Successful;
+ FontEntryPtr fname;
+ FontNamePtr name;
+
+ if (max <= 0)
+ return Successful;
+ if ((i = SetupWildMatch(table, pat, &start, &stop, &private)) >= 0) {
+ if (alias_behavior == NORMAL_ALIAS_BEHAVIOR ||
+ table->entries[i].type != FONT_ENTRY_ALIAS)
+ {
+ name = &table->entries[i].name;
+ if (newmax) *newmax = max - 1;
+ return AddFontNamesName(names, name->name, name->length);
+ }
+ start = i;
+ stop = i + 1;
+ }
+ for (i = start, fname = &table->entries[start]; i < stop; i++, fname++) {
+ res = PatternMatch(pat->name, private, fname->name.name, fname->name.ndashes);
+ if (res > 0) {
+ if (vals)
+ {
+ int vs = vals->values_supplied;
+ int cap;
+
+ if (fname->type == FONT_ENTRY_SCALABLE)
+ cap = fname->u.scalable.renderer->capabilities;
+ else if (fname->type == FONT_ENTRY_ALIAS)
+ cap = ~0; /* Calling code will have to see if true */
+ else
+ cap = 0;
+ if ((((vs & PIXELSIZE_MASK) == PIXELSIZE_ARRAY ||
+ (vs & POINTSIZE_MASK) == POINTSIZE_ARRAY) &&
+ !(cap & CAP_MATRIX)) ||
+ ((vs & CHARSUBSET_SPECIFIED) &&
+ !(cap & CAP_CHARSUBSETTING)))
+ continue;
+ }
+
+ if ((alias_behavior & IGNORE_SCALABLE_ALIASES) &&
+ fname->type == FONT_ENTRY_ALIAS)
+ {
+ FontScalableRec tmpvals;
+ if (FontParseXLFDName (fname->name.name, &tmpvals,
+ FONT_XLFD_REPLACE_NONE) &&
+ !(tmpvals.values_supplied & SIZE_SPECIFY_MASK))
+ continue;
+ }
+
+ ret = AddFontNamesName(names, fname->name.name, fname->name.length);
+ if (ret != Successful)
+ goto bail;
+
+ /* If alias_behavior is LIST_ALIASES_AND_TARGET_NAMES, mark
+ this entry as an alias by negating its length and follow
+ it by the resolved name */
+ if ((alias_behavior & LIST_ALIASES_AND_TARGET_NAMES) &&
+ fname->type == FONT_ENTRY_ALIAS)
+ {
+ names->length[names->nnames - 1] =
+ -names->length[names->nnames - 1];
+ ret = AddFontNamesName(names, fname->u.alias.resolved,
+ strlen(fname->u.alias.resolved));
+ if (ret != Successful)
+ goto bail;
+ }
+
+ if (--max <= 0)
+ break;
+ } else if (res < 0)
+ break;
+ }
+ bail: ;
+ if (newmax) *newmax = max;
+ return ret;
+}
+
+int
+FontFileFindNamesInDir(FontTablePtr table, FontNamePtr pat,
+ int max, FontNamesPtr names)
+{
+ return FontFileFindNamesInScalableDir(table, pat, max, names,
+ (FontScalablePtr)0,
+ NORMAL_ALIAS_BEHAVIOR, (int *)0);
+}
+
+Bool
+FontFileMatchName(char *name, int length, FontNamePtr pat)
+{
+ /* Perform a fontfile-type name match on a single name */
+ FontTableRec table;
+ FontEntryRec entries[1];
+
+ /* Dummy up a table */
+ table.used = 1;
+ table.size = 1;
+ table.sorted = TRUE;
+ table.entries = entries;
+ entries[0].name.name = name;
+ entries[0].name.length = length;
+ entries[0].name.ndashes = FontFileCountDashes(name, length);
+
+ return FontFileFindNameInDir(&table, pat) != (FontEntryPtr)0;
+}
+
+/*
+ * Add a font file to a directory. This handles bitmap and
+ * scalable names both
+ */
+
+Bool
+FontFileAddFontFile (FontDirectoryPtr dir, char *fontName, char *fileName)
+{
+ FontEntryRec entry;
+ FontScalableRec vals, zeroVals;
+ FontRendererPtr renderer;
+ FontEntryPtr existing;
+ FontScalableExtraPtr extra;
+ FontEntryPtr bitmap = 0, scalable;
+ Bool isscale;
+ Bool scalable_xlfd;
+
+ renderer = FontFileMatchRenderer (fileName);
+ if (!renderer)
+ return FALSE;
+ entry.name.length = strlen (fontName);
+ if (entry.name.length > MAXFONTNAMELEN)
+ entry.name.length = MAXFONTNAMELEN;
+ entry.name.name = fontName;
+ CopyISOLatin1Lowered (entry.name.name, fontName, entry.name.length);
+ entry.name.ndashes = FontFileCountDashes (entry.name.name, entry.name.length);
+ entry.name.name[entry.name.length] = '\0';
+ /*
+ * Add a bitmap name if the incoming name isn't an XLFD name, or
+ * if it isn't a scalable name (i.e. non-zero scalable fields)
+ *
+ * If name of bitmapped font contains XLFD enhancements, do not add
+ * a scalable version of the name... this can lead to confusion and
+ * ambiguity between the font name and the field enhancements.
+ */
+ isscale = entry.name.ndashes == 14 &&
+ FontParseXLFDName(entry.name.name,
+ &vals, FONT_XLFD_REPLACE_NONE) &&
+ (vals.values_supplied & PIXELSIZE_MASK) != PIXELSIZE_ARRAY &&
+ (vals.values_supplied & POINTSIZE_MASK) != POINTSIZE_ARRAY &&
+ !(vals.values_supplied & ENHANCEMENT_SPECIFY_MASK);
+#define UNSCALED_ATTRIB "unscaled"
+ scalable_xlfd = (isscale &&
+ (((vals.values_supplied & PIXELSIZE_MASK) == 0) ||
+ ((vals.values_supplied & POINTSIZE_MASK) == 0)));
+ /*
+ * For scalable fonts without a scalable XFLD, check if the "unscaled"
+ * attribute is present.
+ */
+ if (isscale && !scalable_xlfd &&
+ dir->attributes && dir->attributes[0] == ':') {
+ char *ptr1 = dir->attributes + 1;
+ char *ptr2;
+ int length;
+ int uslength = strlen(UNSCALED_ATTRIB);
+
+ do {
+ ptr2 = strchr(ptr1, ':');
+ if (ptr2)
+ length = ptr2 - ptr1;
+ else
+ length = dir->attributes + strlen(dir->attributes) - ptr1;
+ if (length == uslength && !strncmp(ptr1, UNSCALED_ATTRIB, uslength))
+ isscale = FALSE;
+ if (ptr2)
+ ptr1 = ptr2 + 1;
+ } while (ptr2);
+ }
+ if (!isscale || (vals.values_supplied & SIZE_SPECIFY_MASK))
+ {
+ /*
+ * If the renderer doesn't support OpenBitmap, FontFileOpenFont
+ * will still do the right thing.
+ */
+ entry.type = FONT_ENTRY_BITMAP;
+ entry.u.bitmap.renderer = renderer;
+ entry.u.bitmap.pFont = NullFont;
+ if (!(entry.u.bitmap.fileName = FontFileSaveString (fileName)))
+ return FALSE;
+ if (!(bitmap = FontFileAddEntry (&dir->nonScalable, &entry)))
+ {
+ free (entry.u.bitmap.fileName);
+ return FALSE;
+ }
+ }
+ /*
+ * Parse out scalable fields from XLFD names - a scalable name
+ * just gets inserted, a scaled name has more things to do.
+ */
+ if (isscale)
+ {
+ if (vals.values_supplied & SIZE_SPECIFY_MASK)
+ {
+ bzero((char *)&zeroVals, sizeof(zeroVals));
+ zeroVals.x = vals.x;
+ zeroVals.y = vals.y;
+ zeroVals.values_supplied = PIXELSIZE_SCALAR | POINTSIZE_SCALAR;
+ FontParseXLFDName (entry.name.name, &zeroVals,
+ FONT_XLFD_REPLACE_VALUE);
+ entry.name.length = strlen (entry.name.name);
+ existing = FontFileFindNameInDir (&dir->scalable, &entry.name);
+ if (existing)
+ {
+ if ((vals.values_supplied & POINTSIZE_MASK) ==
+ POINTSIZE_SCALAR &&
+ (int)(vals.point_matrix[3] * 10) == GetDefaultPointSize())
+ {
+ existing->u.scalable.extra->defaults = vals;
+
+ free (existing->u.scalable.fileName);
+ if (!(existing->u.scalable.fileName = FontFileSaveString (fileName)))
+ return FALSE;
+ }
+ if(bitmap)
+ {
+ FontFileCompleteXLFD(&vals, &vals);
+ FontFileAddScaledInstance (existing, &vals, NullFont,
+ bitmap->name.name);
+ return TRUE;
+ }
+ }
+ }
+ if (!(entry.u.scalable.fileName = FontFileSaveString (fileName)))
+ return FALSE;
+ extra = malloc (sizeof (FontScalableExtraRec));
+ if (!extra)
+ {
+ free (entry.u.scalable.fileName);
+ return FALSE;
+ }
+ bzero((char *)&extra->defaults, sizeof(extra->defaults));
+ if ((vals.values_supplied & POINTSIZE_MASK) == POINTSIZE_SCALAR &&
+ (int)(vals.point_matrix[3] * 10) == GetDefaultPointSize())
+ extra->defaults = vals;
+ else
+ {
+ FontResolutionPtr resolution;
+ int num;
+ int default_point_size = GetDefaultPointSize();
+
+ extra->defaults.point_matrix[0] =
+ extra->defaults.point_matrix[3] =
+ (double)default_point_size / 10.0;
+ extra->defaults.point_matrix[1] =
+ extra->defaults.point_matrix[2] = 0.0;
+ extra->defaults.values_supplied =
+ POINTSIZE_SCALAR | PIXELSIZE_UNDEFINED;
+ extra->defaults.width = -1;
+ if (vals.x <= 0 || vals.y <= 0)
+ {
+ resolution = GetClientResolutions (&num);
+ if (resolution && num > 0)
+ {
+ extra->defaults.x = resolution->x_resolution;
+ extra->defaults.y = resolution->y_resolution;
+ }
+ else
+ {
+ extra->defaults.x = 75;
+ extra->defaults.y = 75;
+ }
+ }
+ else
+ {
+ extra->defaults.x = vals.x;
+ extra->defaults.y = vals.y;
+ }
+ FontFileCompleteXLFD (&extra->defaults, &extra->defaults);
+ }
+ extra->numScaled = 0;
+ extra->sizeScaled = 0;
+ extra->scaled = 0;
+ extra->private = 0;
+ entry.type = FONT_ENTRY_SCALABLE;
+ entry.u.scalable.renderer = renderer;
+ entry.u.scalable.extra = extra;
+ if (!(scalable = FontFileAddEntry (&dir->scalable, &entry)))
+ {
+ free (extra);
+ free (entry.u.scalable.fileName);
+ return FALSE;
+ }
+ if (vals.values_supplied & SIZE_SPECIFY_MASK)
+ {
+ if(bitmap)
+ {
+ FontFileCompleteXLFD(&vals, &vals);
+ FontFileAddScaledInstance (scalable, &vals, NullFont,
+ bitmap->name.name);
+ }
+ }
+ }
+ return TRUE;
+}
+
+Bool
+FontFileAddFontAlias (FontDirectoryPtr dir, char *aliasName, char *fontName)
+{
+ FontEntryRec entry;
+
+ if (strcmp(aliasName,fontName) == 0) {
+ /* Don't allow an alias to point to itself and create a loop */
+ return FALSE;
+ }
+ entry.name.length = strlen (aliasName);
+ CopyISOLatin1Lowered (aliasName, aliasName, entry.name.length);
+ entry.name.name = aliasName;
+ entry.name.ndashes = FontFileCountDashes (entry.name.name, entry.name.length);
+ entry.type = FONT_ENTRY_ALIAS;
+ if (!(entry.u.alias.resolved = FontFileSaveString (fontName)))
+ return FALSE;
+ if (!FontFileAddEntry (&dir->nonScalable, &entry))
+ {
+ free (entry.u.alias.resolved);
+ return FALSE;
+ }
+ return TRUE;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-14 15:56:48 +0000