本文整理汇总了C++中FT_Set_Charmap函数的典型用法代码示例。如果您正苦于以下问题：C++ FT_Set_Charmap函数的具体用法？C++ FT_Set_Charmap怎么用？C++ FT_Set_Charmap使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了FT_Set_Charmap函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: FTRemap
unsigned
FTRemap(FT_Face face, FTMappingPtr tm, unsigned code)
{
unsigned index;
char *name;
unsigned glyph_index;
if(tm->mapping) {
if(tm->named) {
name = FontEncName(code, tm->mapping);
if(!name)
return 0;
glyph_index = FT_Get_Name_Index(face, name);
return glyph_index;
} else {
index = FontEncRecode(code, tm->mapping) + tm->base;
FT_Set_Charmap(face, tm->cmap);
glyph_index = FT_Get_Char_Index(face, index);
return glyph_index;
}
} else {
if(code < 0x100) {
index = code;
FT_Set_Charmap(face, tm->cmap);
glyph_index = FT_Get_Char_Index(face, index);
return glyph_index;
} else
return 0;
}
}示例2: find_cmap
static int
find_cmap(int type, int pid, int eid, FT_Face face)
{
int i, n, rc;
FT_CharMap cmap = NULL;
n = face->num_charmaps;
switch(type) {
case FONT_ENCODING_TRUETYPE: /* specific cmap */
for(i=0; i<n; i++) {
cmap = face->charmaps[i];
if(cmap->platform_id == pid && cmap->encoding_id == eid) {
rc = FT_Set_Charmap(face, cmap);
if(rc == 0)
return 1;
}
}
break;
case FONT_ENCODING_UNICODE: /* any Unicode cmap */
/* prefer Microsoft Unicode */
for(i=0; i<n; i++) {
cmap = face->charmaps[i];
if(cmap->platform_id == TT_PLATFORM_MICROSOFT &&
cmap->encoding_id == TT_MS_ID_UNICODE_CS) {
rc = FT_Set_Charmap(face, cmap);
if(rc == 0)
return 1;
}
}
/* Try Apple Unicode */
for(i=0; i<n; i++) {
cmap = face->charmaps[i];
if(cmap->platform_id == TT_PLATFORM_APPLE_UNICODE) {
rc = FT_Set_Charmap(face, cmap);
if(rc == 0)
return 1;
}
}
/* ISO Unicode? */
for(i=0; i<n; i++) {
cmap = face->charmaps[i];
if(cmap->platform_id == TT_PLATFORM_ISO) {
rc = FT_Set_Charmap(face, cmap);
if(rc == 0)
return 1;
}
}
break;
default:
return 0;
}
return 0;
}示例3: af_indic_metrics_init
static FT_Error
af_indic_metrics_init( AF_CJKMetrics metrics,
FT_Face face )
{
/* skip blue zone init in CJK routines */
FT_CharMap oldmap = face->charmap;
metrics->units_per_em = face->units_per_EM;
if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) )
face->charmap = NULL;
else
{
af_cjk_metrics_init_widths( metrics, face );
#if 0
/* either need indic specific blue_chars[] or just skip blue zones */
af_cjk_metrics_init_blues( metrics, face, af_cjk_blue_chars );
#endif
af_cjk_metrics_check_digits( metrics, face );
}
FT_Set_Charmap( face, oldmap );
return FT_Err_Ok;
}示例4: check_font_contain_text
static gboolean
check_font_contain_text (FT_Face face,
const gchar *text)
{
gunichar *string;
glong len, idx, map;
FT_CharMap charmap;
gboolean retval;
string = g_utf8_to_ucs4_fast (text, -1, &len);
for (map = 0; map < face->num_charmaps; map++) {
charmap = face->charmaps[map];
FT_Set_Charmap (face, charmap);
retval = TRUE;
for (idx = 0; idx < len; idx++) {
gunichar c = string[idx];
if (!FT_Get_Char_Index (face, c)) {
retval = FALSE;
break;
}
}
if (retval)
break;
}
g_free (string);
return retval;
}示例5: TTF_New_Memory_Face
TTF_Font* TTF_New_Memory_Face(const FT_Byte* file_base, FT_Long file_size, int ptsize)
{
TTF_Font *font = (TTF_Font*)malloc(sizeof *font);
if (font == NULL)
E_Exit("TTF: Out of memory");
memset(font, 0, sizeof(*font));
if (FT_New_Memory_Face(library, file_base, file_size, 0, &font->face))
E_Exit("TTF: Couldn't init font");
FT_Face face = font->face;
if (!FT_IS_SCALABLE(face)) // Make sure that our font face is scalable (global metrics)
E_Exit("TTF: Font is not scalable");
for (int i = 0; i < face->num_charmaps; i++) // Set charmap for loaded font
{
FT_CharMap charmap = face->charmaps[i];
if (charmap->platform_id == 3 && charmap->encoding_id == 1) // Windows Unicode
{
FT_Set_Charmap(face, charmap);
break;
}
}
TTF_SetCharSize(font, ptsize);
bool fontOK = false;
if (!FT_Load_Glyph(face, 0, FT_LOAD_DEFAULT)) // Test pixel mode
if (!FT_Render_Glyph(font->face->glyph, FT_RENDER_MODE_NORMAL)) // Render the glyph
if (font->face->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_GRAY)
fontOK = true;
if (!fontOK)
E_Exit("TTF: Font is not 8 bits gray scale");
return font;
}示例6: check_freetypefont
static int check_freetypefont(PackedFile *pf)
{
FT_Face face;
FT_GlyphSlot glyph;
FT_UInt glyph_index;
#if 0
FT_CharMap charmap;
FT_CharMap found;
FT_UShort my_platform_id = TT_PLATFORM_MICROSOFT;
FT_UShort my_encoding_id = TT_MS_ID_UNICODE_CS;
int n;
#endif
int success = 0;
err = FT_New_Memory_Face(library,
pf->data,
pf->size,
0,
&face);
if (err) {
success = 0;
//XXX error("This is not a valid font");
}
else {
#if 0
for (n = 0; n < face->num_charmaps; n++) {
charmap = face->charmaps[n];
if (charmap->platform_id == my_platform_id && charmap->encoding_id == my_encoding_id) {
found = charmap;
break;
}
}
if (!found) { return 0; }
/* now, select the charmap for the face object */
err = FT_Set_Charmap(face, found);
if (err) { return 0; }
#endif
glyph_index = FT_Get_Char_Index(face, 'A');
err = FT_Load_Glyph(face, glyph_index, FT_LOAD_NO_SCALE | FT_LOAD_NO_BITMAP);
if (err) {
success = 0;
}
else {
glyph = face->glyph;
if (glyph->format == ft_glyph_format_outline) {
success = 1;
}
else {
//XXX error("Selected Font has no outline data");
success = 0;
}
}
}
return success;
}示例7: selectUnicodeCharmap
//==============================================================================
static FTFaceWrapper::Ptr selectUnicodeCharmap (FTFaceWrapper* face)
{
if (face != nullptr)
if (FT_Select_Charmap (face->face, ft_encoding_unicode) != 0)
FT_Set_Charmap (face->face, face->face->charmaps[0]);
return face;
}示例8: m_ftFace
Charmap::Charmap(Face * face)
: m_ftFace(*face->freetype()),
m_error(0)
{
if(!m_ftFace->charmap)
m_error = FT_Set_Charmap(m_ftFace, m_ftFace->charmaps[0]);
m_ftEncoding = m_ftFace->charmap->encoding;
}示例9: load
/* See http://www.microsoft.com/typography/otspec/name.htm
for a list of some possible platform-encoding pairs.
We're interested in 0-3 aka 3-1 - UCS-2.
Otherwise, fail. If a font has some unicode map, but lacks
UCS-2 - it is a broken or irrelevant font. What exactly
Freetype will select on face load (it promises most wide
unicode, and if that will be slower that UCS-2 - left as
an excercise to check. */
int force_ucs2_charmap(FT_Face ftf) {
for(int i = 0; i < ftf->num_charmaps; i++)
if (( (ftf->charmaps[i]->platform_id == 0)
&& (ftf->charmaps[i]->encoding_id == 3))
|| ((ftf->charmaps[i]->platform_id == 3)
&& (ftf->charmaps[i]->encoding_id == 1)))
return FT_Set_Charmap(ftf, ftf->charmaps[i]);
return -1;
}示例10: force_ucs2_charmap
/* See http://www.microsoft.com/typography/otspec/name.htm for a list of some
possible platform-encoding pairs. We're interested in 0-3 aka 3-1 - UCS-2.
Otherwise, fail. If a font has some unicode map, but lacks UCS-2 - it is a
broken or irrelevant font. What exactly Freetype will select on face load
(it promises most wide unicode, and if that will be slower that UCS-2 -
left as an excercise to check. */
int force_ucs2_charmap( FT_Face face )
{
int i;
for(i = 0; i < face->num_charmaps; i++)
if( ((face->charmaps[i]->platform_id == 0) && (face->charmaps[i]->encoding_id == 3))
|| ((face->charmaps[i]->platform_id == 3) && (face->charmaps[i]->encoding_id == 1)) )
return FT_Set_Charmap( face, face->charmaps[i] );
return -1;
}示例11: LoadCharsMaps
// load and store charsmaps
static void LoadCharsMaps(GFont2D& Font, const FT_Face Face) {
GUInt32 i, numMaps;
FT_ULong charCode;
FT_UInt glyphIndex;
FT_Error err;
FT_CharMap *maps;
FT_CharMap map;
GEncodedChar encodedChar;
GCharMap tmpMap;
numMaps = Face->num_charmaps;
maps = Face->charmaps;
for (i = 0; i < numMaps; i++) {
map = maps[i];
err = FT_Set_Charmap(Face, map);
if (err == 0) {
// get first (valid) char code
charCode = FT_Get_First_Char(Face, &glyphIndex);
// if glyphIndex is 0, it means that charmap is empty
if (glyphIndex != 0) {
tmpMap.CharMap.clear();
// store encoding informations
tmpMap.PlatformID = map->platform_id;
tmpMap.EncodingID = map->encoding_id;
switch (map->encoding) {
case FT_ENCODING_MS_SYMBOL: tmpMap.Encoding = G_ENCODING_MS_SYMBOL;
case FT_ENCODING_UNICODE: tmpMap.Encoding = G_ENCODING_UNICODE;
case FT_ENCODING_SJIS: tmpMap.Encoding = G_ENCODING_SJIS;
case FT_ENCODING_GB2312: tmpMap.Encoding = G_ENCODING_GB2312;
case FT_ENCODING_BIG5: tmpMap.Encoding = G_ENCODING_BIG5;
case FT_ENCODING_WANSUNG: tmpMap.Encoding = G_ENCODING_WANSUNG;
case FT_ENCODING_JOHAB: tmpMap.Encoding = G_ENCODING_JOHAB;
case FT_ENCODING_ADOBE_STANDARD: tmpMap.Encoding = G_ENCODING_ADOBE_STANDARD;
case FT_ENCODING_ADOBE_EXPERT: tmpMap.Encoding = G_ENCODING_ADOBE_EXPERT;
case FT_ENCODING_ADOBE_CUSTOM: tmpMap.Encoding = G_ENCODING_ADOBE_CUSTOM;
case FT_ENCODING_ADOBE_LATIN_1: tmpMap.Encoding = G_ENCODING_ADOBE_LATIN_1;
case FT_ENCODING_OLD_LATIN_2: tmpMap.Encoding = G_ENCODING_OLD_LATIN_2;
case FT_ENCODING_APPLE_ROMAN: tmpMap.Encoding = G_ENCODING_APPLE_ROMAN;
default:
tmpMap.Encoding = G_ENCODING_NONE;
}
while (glyphIndex != 0) {
encodedChar.CharCode = (GUInt32)charCode;
encodedChar.GlyphIndex = (GUInt32)(glyphIndex - 0);
tmpMap.CharMap.push_back(encodedChar);
charCode = FT_Get_Next_Char(Face, charCode, &glyphIndex);
}
// add the loaded charmap to the font
Font.AddCharMap(tmpMap);
}
}
}
}示例12: initialize_face
void initialize_face(FT_Face* face, FT_Library* library, int height, const char* filename) {
int error;
fprintf(stderr,"Loading %s... ", filename);
error = FT_New_Face( *library, filename, 0, face );
if ( error == FT_Err_Unknown_File_Format ) {
fprintf(stderr,"Error opening font file\n");
exit(1);
} else
if ( error ) {
fprintf(stderr,"another error code means that the font file could not \nbe opened or read, or simply that it is broken...");
}
FT_CharMap found = 0;
int n;
for (n = 0; n < (*face)->num_charmaps; n++ ) {
FT_CharMap charmap = (*face)->charmaps[n];
#ifndef TTF2C
printf("platform_id:%d encoding_id:%d\n", charmap->platform_id, charmap->encoding_id);
#endif
found = charmap;
if ( charmap->platform_id == 3/*my_platform_id*/ && charmap->encoding_id == 1/*my_encoding_id*/ ) {
// #ifndef TTF2C
// fprintf(stderr,"found charmap\n");
// #endif
break;
}
}
if ( !found ) {
fprintf(stderr,"Encoding not found\n");
exit(1);
}
/* now, select the charmap for the face object */
error = FT_Set_Charmap( *face, found );
if ( error ) {
fprintf(stderr,"Error setting encoding\n");
exit(1);
}
int width = 0;
error = FT_Set_Char_Size((*face), 0, height*64, 72, 72);
error = FT_Set_Pixel_Sizes((*face), 0, height);
if (error) {
fprintf(stderr,"(fixed size) ");
// exit(1);
}
fprintf(stderr,"ok\n");
}示例13: ftFace
FTCharmap::FTCharmap( FTFace* face)
: ftFace( *(face->Face())),
err(0)
{
if( !ftFace->charmap)
{
err = FT_Set_Charmap( ftFace, ftFace->charmaps[0]);
}
ftEncoding = ftFace->charmap->encoding;
}示例14: libaroma_font_set_ucs2
/*
* Function : libaroma_font_set_ucs2
* Return Value: int
* Descriptions: set ucs2 charmap for fontface
*/
int libaroma_font_set_ucs2(
FT_Face ftf) {
int i;
for (i = 0; i < ftf->num_charmaps; i++) {
if (( (ftf->charmaps[i]->platform_id == 0)
&& (ftf->charmaps[i]->encoding_id == 3))
|| ((ftf->charmaps[i]->platform_id == 3)
&& (ftf->charmaps[i]->encoding_id == 1))) {
return FT_Set_Charmap(ftf, ftf->charmaps[i]);
}
}
return -1;
} /* End of libaroma_font_set_ucs2 */示例15: charmap_magic
/**
* Select Microfost Unicode CharMap, if the font has one.
* Otherwise, let FreeType decide.
*/
static void charmap_magic(FT_Face face)
{
int i;
for (i = 0; i < face->num_charmaps; ++i) {
FT_CharMap cmap = face->charmaps[i];
unsigned pid = cmap->platform_id;
unsigned eid = cmap->encoding_id;
if (pid == 3 /*microsoft*/ && (eid == 1 /*unicode bmp*/ || eid == 10 /*full unicode*/)) {
FT_Set_Charmap(face, cmap);
return;
}
}
if (!face->charmap) {
if (face->num_charmaps == 0) {
mp_msg(MSGT_ASS, MSGL_WARN, MSGTR_LIBASS_NoCharmaps);
return;
}
mp_msg(MSGT_ASS, MSGL_WARN, MSGTR_LIBASS_NoCharmapAutodetected);
FT_Set_Charmap(face, face->charmaps[0]);
return;
}
}