GF_Font *gf_compositor_svg_set_font(GF_FontManager *fm, char *a_font, u32 styles, Bool check_only)
{
GF_Font *font = NULL;
char *fonts[50];
u32 nb_fonts = 0;
while (a_font) {
char *sep;
while (strchr("\t\r\n ", a_font[0])) a_font++;
sep = strchr(a_font, ',');
if (sep) sep[0] = 0;
if (a_font[0] == '\'') {
char *sep_end = strchr(a_font+1, '\'');
if (sep_end) sep_end[0] = 0;
a_font++;
fonts[nb_fonts] = gf_strdup(a_font);
nb_fonts++;
if (sep_end) sep_end[0] = '\'';
} else {
u32 skip = 0;
size_t len = strlen(a_font)-1;
while (a_font[len-skip] == ' ') skip++;
if (skip) a_font[len-skip+1] = 0;
fonts[nb_fonts] = gf_strdup(a_font);
nb_fonts++;
if (skip) a_font[len-skip] = ' ';
}
if (sep) {
sep[0] = ',';
a_font = sep+1;
} else {
a_font = NULL;
}
if (nb_fonts==50) break;
}
font = gf_font_manager_set_font_ex(fm, fonts, nb_fonts, styles, check_only);
while (nb_fonts) {
gf_free(fonts[nb_fonts-1]);
nb_fonts--;
}
return font;
}
Bool compositor_svg_evaluate_conditional(GF_Compositor *compositor, SVGAllAttributes *atts)
{
u32 i, count;
Bool found;
const char *lang_3cc, *lang_2cc;
/*process required features*/
count = atts->requiredFeatures ? gf_list_count(*atts->requiredFeatures) : 0;
for (i=0; i<count; i++) {
char *feat = NULL;
XMLRI *iri = gf_list_get(*atts->requiredFeatures, i);
if (!iri->string) continue;
if (!strnicmp(iri->string, "org.w3c.svg", 11)) {
feat = iri->string+12;
if (feat) {
if (!stricmp(feat, "animation")) {}
else if (!stricmp(feat, "dynamic")) {}
/*no support for filters, clipping & co - SVG 1.0 featureStrings are badly designed*/
else return 0;
}
}
else if (!strnicmp(iri->string, "http://www.w3.org/TR/SVG11/feature", 34)) {
feat = iri->string+35;
if (feat) {
Bool found = 0;
u32 j, nbf;
nbf = sizeof(svg11_features) / sizeof(struct svg_11_feature);
for (j=0; j<nbf; j++) {
if (!strcmp(svg11_features[j].name, feat)) {
found = 1;
if (!svg11_features[j].supported) return 0;
break;
}
}
if (!found) return 0;
}
}
else if (!strnicmp(iri->string, "http://www.w3.org/Graphics/SVG/feature/1.2/", 43)) {
feat = iri->string+44;
if (feat) {
Bool found = 0;
u32 j, nbf;
nbf = sizeof(svg12_features) / sizeof(struct svg_12_feature);
for (j=0; j<nbf; j++) {
if (!strcmp(svg12_features[j].name, feat)) {
found = 1;
if (!svg12_features[j].supported) return 0;
break;
}
}
if (!found) return 0;
}
}
/*unrecognized feature*/
else {
return 0;
}
}
/*process required extensions*/
count = atts->requiredExtensions ? gf_list_count(*atts->requiredExtensions) : 0;
if (count) return 0;
/*process system language*/
count = atts->systemLanguage ? gf_list_count(*atts->systemLanguage) : 0;
if (count) {
found = 0;
lang_3cc = gf_cfg_get_key(compositor->user->config, "Systems", "Language3CC");
if (!lang_3cc) lang_3cc = "und";
lang_2cc = gf_cfg_get_key(compositor->user->config, "Systems", "Language2CC");
if (!lang_2cc) lang_2cc = "un";
} else {
lang_3cc = "und";
lang_2cc = "un";
found = 1;
}
for (i=0; i<count; i++) {
char *lang = gf_list_get(*atts->systemLanguage, i);
/*3 char-code*/
if (strlen(lang)==3) {
if (!stricmp(lang, lang_3cc)) {
found = 1;
break;
}
}
/*2 char-code, only check first 2 chars - TODO FIXME*/
else if (!strnicmp(lang, lang_2cc, 2)) {
found = 1;
break;
}
}
if (!found) return 0;
/*process required formats*/
count = atts->requiredFormats ? gf_list_count(*atts->requiredFormats) : 0;
if (count) {
for (i=0; i<count; i++) {
const char *opt;
char *mime = gf_list_get(*atts->requiredFormats, i);
char *sep = strchr(mime, ';');
if (sep) sep[0] = 0;
opt = gf_cfg_get_key(compositor->user->config, "MimeTypes", mime);
if (sep) sep[0] = ';';
if (!opt) return 0;
}
}
/*process required fonts*/
count = atts->requiredFonts ? gf_list_count(*atts->requiredFonts) : 0;
if (count) {
for (i=0; i<count; i++) {
char *font = gf_list_get(*atts->requiredFonts, i);
if (gf_font_manager_set_font_ex(compositor->font_manager, &font, 1, 0, 1)==NULL)
return 0;
}
}
/*OK, we can render this one*/
return 1;
}
