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Diffstat (limited to 'vcl/source/fontsubset/sft.cxx')
-rw-r--r--vcl/source/fontsubset/sft.cxx695
1 files changed, 58 insertions, 637 deletions
diff --git a/vcl/source/fontsubset/sft.cxx b/vcl/source/fontsubset/sft.cxx
index c94aad3cbab6..443b93df8086 100644
--- a/vcl/source/fontsubset/sft.cxx
+++ b/vcl/source/fontsubset/sft.cxx
@@ -1,3 +1,4 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -35,11 +36,6 @@
*
*/
-#if OSL_DEBUG_LEVEL == 0
-# ifndef NDEBUG
-# define NDEBUG
-# endif
-#endif
#include <assert.h>
#include <stdlib.h>
@@ -64,10 +60,6 @@
#include <osl/endian.h>
#include <algorithm>
-#ifdef TEST7
-#include <ctype.h>
-#endif
-
namespace vcl
{
@@ -120,7 +112,7 @@ typedef struct {
typedef struct {
FILE *o;
char buffer[HFORMAT_LINELEN];
- int bufpos;
+ size_t bufpos;
int total;
} HexFmt;
@@ -443,15 +435,17 @@ static HexFmt *HexFmtNew(FILE *outf)
return res;
}
-static void HexFmtFlush(HexFmt *_this)
+static bool HexFmtFlush(HexFmt *_this)
{
+ bool bRet = true;
if (_this->bufpos) {
- fwrite(_this->buffer, 1, _this->bufpos, _this->o);
+ size_t nWritten = fwrite(_this->buffer, 1, _this->bufpos, _this->o);
+ bRet = nWritten == _this->bufpos;
_this->bufpos = 0;
}
+ return bRet;
}
-
_inline void HexFmtOpenString(HexFmt *_this)
{
fputs("<\n", _this->o);
@@ -675,10 +669,6 @@ static int GetCompoundTTOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPo
glyphlist.push_back( index );
-#ifdef DEBUG2
- fprintf(stderr,"glyphlist: += %d\n", index);
-#endif
-
if ((np = GetTTGlyphOutline(ttf, index, &nextComponent, 0, &glyphlist)) == 0)
{
/* XXX that probably indicates a corrupted font */
@@ -688,18 +678,6 @@ static int GetCompoundTTOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPo
#endif
}
-#ifdef DEBUG2
- fprintf(stderr,"%d [", (int)glyphlist.size() );
- for( std::vector< sal_uInt32 >::const_iterator it = glyphlist.begin();
- it != glyphlist.end(); ++it )
- {
- fprintf( stderr,"%d ", (int) *it );
- }
- fprintf(stderr, "]\n");
- if( ! glyphlist.empty() )
- fprintf(stderr, "glyphlist: -= %d\n", (int) glyphlist.back());
-
-#endif
if( ! glyphlist.empty() )
glyphlist.pop_back();
@@ -729,23 +707,14 @@ static int GetCompoundTTOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPo
b = c = 0;
if (flags & WE_HAVE_A_SCALE) {
-#ifdef DEBUG2
- fprintf(stderr, "WE_HAVE_A_SCALE\n");
-#endif
a = GetInt16(ptr, 0, 1) << 2;
d = a;
ptr += 2;
} else if (flags & WE_HAVE_AN_X_AND_Y_SCALE) {
-#ifdef DEBUG2
- fprintf(stderr, "WE_HAVE_AN_X_AND_Y_SCALE\n");
-#endif
a = GetInt16(ptr, 0, 1) << 2;
d = GetInt16(ptr, 2, 1) << 2;
ptr += 4;
} else if (flags & WE_HAVE_A_TWO_BY_TWO) {
-#ifdef DEBUG2
- fprintf(stderr, "WE_HAVE_A_TWO_BY_TWO\n");
-#endif
a = GetInt16(ptr, 0, 1) << 2;
b = GetInt16(ptr, 2, 1) << 2;
c = GetInt16(ptr, 4, 1) << 2;
@@ -771,18 +740,6 @@ static int GetCompoundTTOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPo
assert(!"ARGS_ARE_XY_VALUES is not implemented!!!\n");
}
-#ifdef DEBUG2
- fprintf(stderr, "a: %f, b: %f, c: %f, d: %f, e: %f, f: %f, m: %f, n: %f\n",
- ((double) a) / 65536,
- ((double) b) / 65536,
- ((double) c) / 65536,
- ((double) d) / 65536,
- ((double) e) / 65536,
- ((double) f) / 65536,
- ((double) m) / 65536,
- ((double) n) / 65536);
-#endif
-
for (i=0; i<np; i++) {
F16Dot16 t;
ControlPoint cp;
@@ -792,10 +749,6 @@ static int GetCompoundTTOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPo
t = fixedMulDiv(b, nextComponent[i].x << 16, n) + fixedMulDiv(d, nextComponent[i].y << 16, n) + (f << 16);
cp.y = (sal_Int16)(fixedMul(t, n) >> 16);
-#ifdef DEBUG2
- fprintf(stderr, "( %d %d ) -> ( %d %d )\n", nextComponent[i].x, nextComponent[i].y, cp.x, cp.y);
-#endif
-
myPoints.push_back( cp );
}
@@ -857,21 +810,6 @@ static int GetTTGlyphOutline(TrueTypeFont *ttf, sal_uInt32 glyphID, ControlPoint
res = GetCompoundTTOutline(ttf, glyphID, pointArray, metrics, glyphlist ? *glyphlist : aPrivList );
}
-#ifdef DEBUG3
- {
- int i;
- FILE *out = fopen("points.dat", "a");
- assert(out != 0);
- fprintf(out, "Glyph: %d\nPoints: %d\n", glyphID, res);
- for (i=0; i<res; i++) {
- fprintf(out, "%c ", ((*pointArray)[i].flags & 0x8000) ? 'X' : '.');
- fprintf(out, "%c ", ((*pointArray)[i].flags & 1) ? '+' : '-');
- fprintf(out, "%d %d\n", (*pointArray)[i].x, (*pointArray)[i].y);
- }
- fclose(out);
- }
-#endif
-
return res;
}
@@ -1332,7 +1270,7 @@ static sal_uInt32 getGlyph4(const sal_uInt8 *cmap, sal_uInt32 c) {
sal_uInt16 * idDelta;
/* sal_uInt16 * glyphIdArray; */
sal_uInt16 * idRangeOffset;
- sal_uInt16 * glyphIndexArray;
+ /*sal_uInt16 * glyphIndexArray;*/
sal_uInt16 *CMAP4 = (sal_uInt16 *) cmap;
/* sal_uInt16 GEbinsearch(sal_uInt16 *ar, sal_uInt16 length, sal_uInt16 toSearch); */
@@ -1350,7 +1288,7 @@ static sal_uInt32 getGlyph4(const sal_uInt8 *cmap, sal_uInt32 c) {
}
idDelta = startCode + segCount;
idRangeOffset = idDelta + segCount;
- glyphIndexArray = idRangeOffset + segCount;
+ /*glyphIndexArray = idRangeOffset + segCount;*/
if(Int16FromMOTA(idRangeOffset[i]) != 0) {
c = Int16FromMOTA(*(&(idRangeOffset[i]) + (Int16FromMOTA(idRangeOffset[i])/2 + (c - Int16FromMOTA(startCode[i])))));
@@ -1545,79 +1483,6 @@ static void GetKern(TrueTypeFont *ttf)
return;
}
-#ifdef TEST5
-/* KernGlyphsPrim?() functions expect the caller to ensure the validity of their arguments and
- * that x and y elements of the kern array are initialized to zeroes
- */
-static void KernGlyphsPrim1(TrueTypeFont *ttf, sal_uInt16 *glyphs, int nglyphs, int wmode, KernData *kern)
-{
- (void)ttf; /* avoid warning */
- (void)glyphs; /* avoid warning */
- (void)nglyphs; /* avoid warning */
- (void)wmode; /* avoid warning */
- (void)nglyphs; /* avoid warning */
- (void)kern; /* avoid warning */
- fprintf(stderr, "MacOS kerning tables have not been implemented yet!\n");
-}
-
-static void KernGlyphsPrim2(TrueTypeFont *ttf, sal_uInt16 *glyphs, int nglyphs, int wmode, KernData *kern)
-{
- sal_uInt32 i, j;
- sal_uInt32 gpair;
-
- if( ! nglyphs )
- return;
-
- for (i = 0; i < (sal_uInt32)nglyphs - 1; i++) {
- gpair = (glyphs[i] << 16) | glyphs[i+1];
-#ifdef DEBUG2
- /* All fonts with MS kern table that I've seen so far contain just one kern subtable.
- * MS kern documentation is very poor and I doubt that font developers will be using
- * several subtables. I expect them to be using OpenType tables instead.
- * According to MS documention, format 2 subtables are not supported by Windows and OS/2.
- */
- if (ttf->nkern > 1) {
- fprintf(stderr, "KernGlyphsPrim2: %d kern tables found.\n", ttf->nkern);
- }
-#endif
- for (j = 0; j < ttf->nkern; j++) {
- sal_uInt16 coverage = GetUInt16(ttf->kerntables[j], 4, 1);
- sal_uInt8 *ptr;
- int npairs;
- sal_uInt32 t;
- int l, r, k;
-
- if (! ((coverage & 1) ^ wmode)) continue;
- if ((coverage & 0xFFFE) != 0) {
-#ifdef DEBUG2
- fprintf(stderr, "KernGlyphsPrim2: coverage flags are not supported: %04X.\n", coverage);
-#endif
- continue;
- }
- ptr = ttf->kerntables[j];
- npairs = GetUInt16(ptr, 6, 1);
- ptr += 14;
- l = 0;
- r = npairs;
- do {
- k = (l + r) >> 1;
- t = GetUInt32(ptr, k * 6, 1);
- if (gpair >= t) l = k + 1;
- if (gpair <= t) r = k - 1;
- } while (l <= r);
- if (l - r == 2) {
- if (!wmode) {
- kern[i].x = XUnits(ttf->unitsPerEm, GetInt16(ptr, 4 + (l-1) * 6, 1));
- } else {
- kern[i].y = XUnits(ttf->unitsPerEm, GetInt16(ptr, 4 + (l-1) * 6, 1));
- }
- /* !wmode ? kern[i].x : kern[i].y = GetInt16(ptr, 4 + (l-1) * 6, 1); */
- }
- }
- }
-}
-#endif
-
/*- Public functions */ /*FOLD00*/
int CountTTCFonts(const char* fname)
@@ -1652,7 +1517,7 @@ static void allocTrueTypeFont( TrueTypeFont** ttf )
/* forward declariotn for the two entry points to use*/
static int doOpenTTFont( sal_uInt32 facenum, TrueTypeFont* t );
-#if !defined(WIN32) && !defined(OS2)
+#if !defined(WIN32)
int OpenTTFontFile( const char* fname, sal_uInt32 facenum, TrueTypeFont** ttf )
{
int ret, fd = -1;
@@ -1753,10 +1618,6 @@ static int doOpenTTFont( sal_uInt32 facenum, TrueTypeFont* t )
return SF_TTFORMAT;
}
-#ifdef DEBUG2
- fprintf(stderr, "tdoffset: %d\n", tdoffset);
-#endif
-
/* magic number */
t->tag = TTFontClassTag;
@@ -1841,7 +1702,7 @@ static int doOpenTTFont( sal_uInt32 facenum, TrueTypeFont* t )
{
#if OSL_DEBUG_LEVEL > 1
if( t->tables[i] )
- fprintf( stderr, "font file %s has bad table offset %d (tagnum=%d)\n", t->fname, (sal_uInt8*)t->tables[i]-t->ptr, i );
+ fprintf( stderr, "font file %s has bad table offset %" SAL_PRI_PTRDIFFT "d (tagnum=%d)\n", t->fname, (sal_uInt8*)t->tables[i]-t->ptr, i );
#endif
t->tlens[i] = 0;
t->tables[i] = NULL;
@@ -1918,9 +1779,7 @@ static int doOpenTTFont( sal_uInt32 facenum, TrueTypeFont* t )
void CloseTTFont(TrueTypeFont *ttf) /*FOLD01*/
{
- if (ttf->tag != TTFontClassTag) return;
-
-#if !defined(WIN32) && !defined(OS2)
+#if !defined(WIN32)
if( ttf->fname )
munmap((char *) ttf->ptr, ttf->fsize);
#endif
@@ -2057,7 +1916,7 @@ int CreateT3FromTTGlyphs(TrueTypeFont *ttf, FILE *outf, const char *fname, /*FO
fprintf(outf, h02, modname, modver, modextra);
fprintf(outf, h09, ttf->psname);
- fprintf(outf, h10);
+ fprintf(outf, "%s", h10);
fprintf(outf, h11, fname);
/* fprintf(outf, h12, 4000000); */
@@ -2072,17 +1931,17 @@ int CreateT3FromTTGlyphs(TrueTypeFont *ttf, FILE *outf, const char *fname, /*FO
*/
fprintf(outf, h17, rtl_crc32(0, ttf->ptr, ttf->fsize), nGlyphs, rtl_crc32(0, glyphArray, nGlyphs * 2), rtl_crc32(0, encoding, nGlyphs));
- fprintf(outf, h13);
+ fprintf(outf, "%s", h13);
fprintf(outf, h14, XUnits(UPEm, GetInt16(table, 36, 1)), XUnits(UPEm, GetInt16(table, 38, 1)), XUnits(UPEm, GetInt16(table, 40, 1)), XUnits(UPEm, GetInt16(table, 42, 1)));
- fprintf(outf, h15);
+ fprintf(outf, "%s", h15);
for (i = 0; i < nGlyphs; i++) {
fprintf(outf, h16, encoding[i], i);
}
fprintf(outf, h30, nGlyphs+1);
- fprintf(outf, h31);
- fprintf(outf, h32);
+ fprintf(outf, "%s", h31);
+ fprintf(outf, "%s", h32);
for (i = 0; i < nGlyphs; i++) {
fprintf(outf, h33, i);
@@ -2130,14 +1989,14 @@ int CreateT3FromTTGlyphs(TrueTypeFont *ttf, FILE *outf, const char *fname, /*FO
}
if (n > 0) fprintf(outf, "\tfill\n"); /* if glyph is not a whitespace character */
- fprintf(outf, h34);
+ fprintf(outf, "%s", h34);
free(pa);
free(path);
}
- fprintf(outf, h35);
+ fprintf(outf, "%s", h35);
- fprintf(outf, h40);
+ fprintf(outf, "%s", h40);
fprintf(outf, h41, fname);
return SF_OK;
@@ -2740,23 +2599,6 @@ void GetTTGlobalFontInfo(TrueTypeFont *ttf, TTGlobalFontInfo *info)
}
}
-#ifdef TEST5
-void KernGlyphs(TrueTypeFont *ttf, sal_uInt16 *glyphs, int nglyphs, int wmode, KernData *kern)
-{
- int i;
-
- if (!nglyphs || !glyphs || !kern) return;
-
- for (i = 0; i < nglyphs-1; i++) kern[i].x = kern[i].y = 0;
-
- switch (ttf->kerntype) {
- case KT_APPLE_NEW: KernGlyphsPrim1(ttf, glyphs, nglyphs, wmode, kern); return;
- case KT_MICROSOFT: KernGlyphsPrim2(ttf, glyphs, nglyphs, wmode, kern); return;
- default: return;
- }
-}
-#endif
-
GlyphData *GetTTRawGlyphData(TrueTypeFont *ttf, sal_uInt32 glyphID)
{
const sal_uInt8* glyf = getTable(ttf, O_glyf);
@@ -2861,10 +2703,6 @@ int GetTTNameRecords(TrueTypeFont *ttf, NameRecord **nr)
}
else
{
-#ifdef DEBUG
- fprintf( stderr, "found invalid name record %d with name id %d for file %s\n",
- i, rec[i].nameID, ttf->fname );
-#endif
rec[i].sptr = 0;
rec[i].slen = 0;
}
@@ -2889,471 +2727,54 @@ void DisposeNameRecords(NameRecord* nr, int n)
free(nr);
}
-} // namespace vcl
-
-
-#ifdef TEST1
-/* This example creates a subset of a TrueType font with two encoded characters */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- int r;
-
- /* Array of Unicode source characters */
- sal_uInt16 chars[2];
-
- /* Encoding vector maps character encoding to the ordinal number
- * of the glyph in the output file */
- sal_uInt8 encoding[2];
-
- /* This array is for glyph IDs that source characters map to */
- sal_uInt16 g[2];
-
-
- if (ac < 2) return 0;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
-
- /* We want to create the output file that only contains two Unicode characters:
- * L'a' and L'A' */
-
- chars[0] = L'a';
- chars[1] = L'A';
-
- /* Figure out what glyphs do these characters map in our font */
- MapString(fnt, chars, 2, g);
-
- /* Encode the characters. Value of encoding[i] is the number 0..255 which maps to glyph i of the
- * newly generated font */
- encoding[0] = chars[0];
- encoding[1] = chars[1];
-
-
- /* Generate a subset */
- CreateT3FromTTGlyphs(fnt, stdout, 0, g, encoding, 2, 0);
-
- /* Now call the dtor for the font */
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-#ifdef TEST2
-/* This example extracts first 224 glyphs from a TT fonts and encodes them starting at 32 */
-int main(int ac, char **av)
+bool getTTCoverage(
+ boost::dynamic_bitset<sal_uInt32> &rUnicodeRange,
+ boost::dynamic_bitset<sal_uInt32> &rCodePageRange,
+ const unsigned char* pTable, size_t nLength)
{
- TrueTypeFont *fnt;
- int i, r;
-
- /* Array of Unicode source characters */
- sal_uInt16 glyphs[224];
-
- /* Encoding vector maps character encoding to the ordinal number
- * of the glyph in the output file */
- sal_uInt8 encoding[224];
-
-
-
- for (i=0; i<224; i++) {
- glyphs[i] = i;
- encoding[i] = 32 + i;
- }
-
- if (ac < 2) return 0;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
-
- /* Encode the characters. Value of encoding[i] is the number 0..255 which maps to glyph i of the
- * newly generated font */
-
- /* Generate a subset */
- CreateT3FromTTGlyphs(fnt, stdout, 0, glyphs, encoding, 224, 0);
-
- /* Now call the dtor for the font */
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-#ifdef TEST3
-/* Glyph metrics example */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- int i, r;
- sal_uInt16 glyphs[224];
- TTSimpleGlyphMetrics *m;
-
- for (i=0; i<224; i++) {
- glyphs[i] = i;
- }
-
- if (ac < 2) return 0;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- if ((m = GetTTSimpleGlyphMetrics(fnt, glyphs, 224, 0)) == 0) {
- printf("Requested metrics is not available\n");
- } else {
- for (i=0; i<224; i++) {
- printf("%d. advWid: %5d, LSBear: %5d\n", i, m[i].adv, m[i].sb);
- }
- }
-
- /* Now call the dtor for the font */
- free(m);
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-#ifdef TEST4
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- TTGlobalFontInfo info;
- int i, r;
-
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- printf("Font file: %s\n", av[1]);
-
-#ifdef PRINT_KERN
- switch (fnt->kerntype) {
- case KT_MICROSOFT:
- printf("\tkern: MICROSOFT, ntables: %d.", fnt->nkern);
- if (fnt->nkern) {
- printf(" [");
- for (i=0; i<fnt->nkern; i++) {
- printf("%04X ", GetUInt16(fnt->kerntables[i], 4, 1));
- }
- printf("]");
- }
- printf("\n");
- break;
-
- case KT_APPLE_NEW:
- printf("\tkern: APPLE_NEW, ntables: %d.", fnt->nkern);
- if (fnt->nkern) {
- printf(" [");
- for (i=0; i<fnt->nkern; i++) {
- printf("%04X ", GetUInt16(fnt->kerntables[i], 4, 1));
- }
- printf("]");
- }
- printf("\n");
- break;
-
- case KT_NONE:
- printf("\tkern: none.\n");
- break;
-
- default:
- printf("\tkern: unrecoginzed.\n");
- break;
- }
- printf("\n");
-#endif
-
- GetTTGlobalFontInfo(fnt, &info);
- printf("\tfamily name: `%s`\n", info.family);
- printf("\tsubfamily name: `%s`\n", info.subfamily);
- printf("\tpostscript name: `%s`\n", info.psname);
- printf("\tweight: %d\n", info.weight);
- printf("\twidth: %d\n", info.width);
- printf("\tpitch: %d\n", info.pitch);
- printf("\titalic angle: %d\n", info.italicAngle);
- printf("\tbouding box: [%d %d %d %d]\n", info.xMin, info.yMin, info.xMax, info.yMax);
- printf("\tascender: %d\n", info.ascender);
- printf("\tdescender: %d\n", info.descender);
- printf("\tlinegap: %d\n", info.linegap);
- printf("\tvascent: %d\n", info.vascent);
- printf("\tvdescent: %d\n", info.vdescent);
- printf("\ttypoAscender: %d\n", info.typoAscender);
- printf("\ttypoDescender: %d\n", info.typoDescender);
- printf("\ttypoLineGap: %d\n", info.typoLineGap);
- printf("\twinAscent: %d\n", info.winAscent);
- printf("\twinDescent: %d\n", info.winDescent);
- printf("\tUnicode ranges:\n");
- for (i = 0; i < 32; i++) {
- if ((info.ur1 >> i) & 1) {
- printf("\t\t\t%s\n", UnicodeRangeName(i));
- }
- }
- for (i = 0; i < 32; i++) {
- if ((info.ur2 >> i) & 1) {
- printf("\t\t\t%s\n", UnicodeRangeName(i+32));
- }
- }
- for (i = 0; i < 32; i++) {
- if ((info.ur3 >> i) & 1) {
- printf("\t\t\t%s\n", UnicodeRangeName(i+64));
- }
- }
- for (i = 0; i < 32; i++) {
- if ((info.ur4 >> i) & 1) {
- printf("\t\t\t%s\n", UnicodeRangeName(i+96));
- }
- }
-
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-#ifdef TEST5
-/* Kerning example */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- sal_uInt16 g[224];
- KernData d[223];
- int r, i, k = 0;
-
- g[k++] = 11;
- g[k++] = 36;
- g[k++] = 11;
- g[k++] = 98;
- g[k++] = 11;
- g[k++] = 144;
- g[k++] = 41;
- g[k++] = 171;
- g[k++] = 51;
- g[k++] = 15;
-
- if (ac < 2) return 0;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- KernGlyphs(fnt, g, k, 0, d);
-
- for (i = 0; i < k-1; i++) {
- printf("%3d %3d: [%3d %3d]\n", g[i], g[i+1], d[i].x, d[i].y);
- }
-
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-
-
-#ifdef TEST6
-/* This example extracts a single glyph from a font */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- int r, i;
-
- sal_uInt16 glyphs[256];
- sal_uInt8 encoding[256];
-
- for (i=0; i<256; i++) {
- glyphs[i] = 512 + i;
- encoding[i] = i;
- }
-
-#if 0
- i=0;
- glyphs[i++] = 2001;
- glyphs[i++] = 2002;
- glyphs[i++] = 2003;
- glyphs[i++] = 2004;
- glyphs[i++] = 2005;
- glyphs[i++] = 2006;
- glyphs[i++] = 2007;
- glyphs[i++] = 2008;
- glyphs[i++] = 2009;
- glyphs[i++] = 2010;
- glyphs[i++] = 2011;
- glyphs[i++] = 2012;
- glyphs[i++] = 2013;
- glyphs[i++] = 2014;
- glyphs[i++] = 2015;
- glyphs[i++] = 2016;
- glyphs[i++] = 2017;
- glyphs[i++] = 2018;
- glyphs[i++] = 2019;
- glyphs[i++] = 2020;
-
-
- r = 97;
- i = 0;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
- encoding[i++] = r++;
-#endif
-
- if (ac < 2) return 0;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- /* Generate a subset */
- CreateT3FromTTGlyphs(fnt, stdout, 0, glyphs, encoding, 256, 0);
-
- fprintf(stderr, "UnitsPerEm: %d.\n", fnt->unitsPerEm);
-
- /* Now call the dtor for the font */
- CloseTTFont(fnt);
- return 0;
-}
-#endif
-
-#ifdef TEST7
-/* NameRecord extraction example */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- int r, i, j, n;
- NameRecord *nr;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- if ((n = GetTTNameRecords(fnt, &nr)) == 0) {
- fprintf(stderr, "No name records in the font.\n");
- return 0;
- }
-
- printf("Number of name records: %d.\n", n);
- for (i = 0; i < n; i++) {
- printf("%d %d %04X %d [", nr[i].platformID, nr[i].encodingID, nr[i].languageID, nr[i].nameID);
- for (j=0; j<nr[i].slen; j++) {
- printf("%c", isprint(nr[i].sptr[j]) ? nr[i].sptr[j] : '.');
+ bool bRet = false;
+ sal_uInt16 nVersion = GetUInt16(pTable, 0, 1);
+ // parse OS/2 header
+ if ( nVersion >= 0x0001 && nLength >= 58 )
+ {
+ rUnicodeRange.append(GetUInt32(pTable, 42, 1));
+ rUnicodeRange.append(GetUInt32(pTable, 46, 1));
+ rUnicodeRange.append(GetUInt32(pTable, 50, 1));
+ rUnicodeRange.append(GetUInt32(pTable, 54, 1));
+ bRet = true;
+ if (nLength >= 86)
+ {
+ rCodePageRange.append(GetUInt32(pTable, 78, 1));
+ rCodePageRange.append(GetUInt32(pTable, 82, 1));
}
- printf("]\n");
}
-
-
- DisposeNameRecords(nr, n);
- CloseTTFont(fnt);
- return 0;
+ return bRet;
}
-#endif
-#ifdef TEST8
-/* TrueType -> TrueType subsetting */
-int main(int ac, char **av)
+void getTTScripts(std::vector< sal_uInt32 > &rScriptTags, const unsigned char* pTable, size_t nLength)
{
- TrueTypeFont *fnt;
- sal_uInt16 glyphArray[] = { 0, 98, 99, 22, 24, 25, 26, 27, 28, 29, 30, 31, 1270, 1289, 34};
- sal_uInt8 encoding[] = {32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46};
- int r;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- CreateTTFromTTGlyphs(fnt, "subfont.ttf", glyphArray, encoding, 15, 0, 0, TTCF_AutoName | TTCF_IncludeOS2);
-
-
- CloseTTFont(fnt);
-
- return 0;
-}
-#endif
-
-#ifdef TEST9
-/* TrueType -> Type42 subsetting */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- /*
- sal_uInt16 glyphArray[] = { 0, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34};
- sal_uInt8 encoding[] = {32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46};
- */
- sal_uInt16 glyphArray[] = { 0, 6711, 6724, 11133, 11144, 14360, 26, 27, 28, 29, 30, 31, 1270, 1289, 34};
- sal_uInt8 encoding[] = {32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46};
- int r;
-
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
-
- CreateT42FromTTGlyphs(fnt, stdout, "testfont", glyphArray, encoding, 15);
-
- CloseTTFont(fnt);
-
- return 0;
-}
-#endif
-
-#ifdef TEST10
-/* Component glyph test */
-int main(int ac, char **av)
-{
- TrueTypeFont *fnt;
- int r, i;
- list glyphlist = listNewEmpty();
-
+ if (nLength < 6)
+ return;
- if ((r = OpenTTFont(av[1], 0, &fnt)) != SF_OK) {
- fprintf(stderr, "Error %d opening font file: `%s`.\n", r, av[1]);
- return 0;
- }
+ // parse GSUB/GPOS header
+ const sal_uInt16 nOfsScriptList = GetUInt16(pTable, 4, 1);
- for (i = 0; i < fnt->nglyphs; i++) {
- r = GetTTGlyphComponents(fnt, i, glyphlist);
- if (r > 1) {
- printf("%d -> ", i);
- listToFirst(glyphlist);
- do {
- printf("%d ", (int) listCurrent(glyphlist));
- } while (listNext(glyphlist));
- printf("\n");
- } else {
- printf("%d: single glyph.\n", i);
- }
- listClear(glyphlist);
+ // parse Script Table
+ const sal_uInt16 nCntScript = GetUInt16(pTable, nOfsScriptList, 1);
+ sal_uInt32 nCurrentPos = nOfsScriptList+2;
+ for( sal_uInt16 nScriptIndex = 0;
+ nScriptIndex < nCntScript && nLength >= 6; ++nScriptIndex,
+ nLength-=6 )
+ {
+ sal_uInt32 nTag = GetUInt32(pTable, nCurrentPos, 1);
+ nCurrentPos+=6;
+ rScriptTags.push_back(nTag); // e.g. hani/arab/kana/hang
}
- CloseTTFont(fnt);
- listDispose(glyphlist);
-
- return 0;
+ std::sort(rScriptTags.begin(), rScriptTags.end());
+ rScriptTags.erase(std::unique(rScriptTags.begin(), rScriptTags.end()), rScriptTags.end());
}
-#endif
+} // namespace vcl
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit (git 2.34.1) at 2024-07-28 12:21:35 +0000