/**
* Loads data on font families from various expected configuration files. The
* resulting data is returned in the given fontFamilies array.
*/
void SkFontConfigParser::GetFontFamilies(SkTDArray<FontFamily*> &fontFamilies) {
//Determine if we want to use themes
bool use_theme_font = false;
if (access(THEME_FONTS_FILE, R_OK) == 0) {
use_theme_font = true;
}
if (use_theme_font) {
getThemeFontFamilies(fontFamilies);
if (fontFamilies.count() > 0) {
SkTDArray<FontFamily*> systemFontFamilies;
getSystemFontFamilies(systemFontFamilies);
addSystemFontsToThemeFonts(fontFamilies, systemFontFamilies);
}
}
if (!use_theme_font || fontFamilies.count() == 0) {
getSystemFontFamilies(fontFamilies);
}
// Append all the fallback fonts to system fonts
SkTDArray<FontFamily*> fallbackFonts;
getFallbackFontFamilies(fallbackFonts);
for (int i = 0; i < fallbackFonts.count(); ++i) {
fallbackFonts[i]->fIsFallbackFont = true;
*fontFamilies.append() = fallbackFonts[i];
}
}
/**
* Loads data on font families from various expected configuration files. The
* resulting data is returned in the given fontFamilies array.
*/
void getFontFamilies(SkTDArray<FontFamily*> &fontFamilies) {
SkTDArray<FontFamily*> fallbackFonts;
getSystemFontFamilies(fontFamilies);
getFallbackFontFamilies(fallbackFonts);
// Append all fallback fonts to system fonts
for (int i = 0; i < fallbackFonts.count(); ++i) {
*fontFamilies.append() = fallbackFonts[i];
}
}
/**
* Loads data on font families from various expected configuration files. The
* resulting data is returned in the given fontFamilies array.
*/
void SkFontConfigParser::GetFontFamilies(SkTDArray<FontFamily*> &fontFamilies) {
getSystemFontFamilies(fontFamilies);
// Append all the fallback fonts to system fonts
SkTDArray<FontFamily*> fallbackFonts;
getFallbackFontFamilies(fallbackFonts);
for (int i = 0; i < fallbackFonts.count(); ++i) {
fallbackFonts[i]->fIsFallbackFont = true;
*fontFamilies.append() = fallbackFonts[i];
}
}
static void reload_fallback_fonts() {
if (gTestFallbackConfigFile) {
// No need to reload fallback fonts in test environment.
return;
}
SkGraphics::PurgeFontCache();
SkTDArray<FontFamily*> fallbackFamilies;
getFallbackFontFamilies(fallbackFamilies);
int fallbackCount = 0;
for (int i = 0; i < fallbackFamilies.count(); ++i) {
FontFamily *family = fallbackFamilies[i];
for (int j = 0; j < family->fFileNames.count(); ++j) {
if (family->fFileNames[j]) {
// ensure the fallback font exists before adding it to the list
bool isFixedWidth;
SkString name;
SkTypeface::Style style;
if (!get_name_and_style(family->fFileNames[j], &name, &style,
&isFixedWidth, false)) {
continue;
}
size_t uniqueID = find_uniqueID(family->fFileNames[j]);
SkASSERT(uniqueID != 0);
#if SK_DEBUG_FONTS
SkDebugf("---- reload %s as fallback[%d] fontID %d oldFontID %d",
family->fFileNames[j], fallbackCount, uniqueID,
gFallbackFonts[fallbackCount]);
#endif
gFallbackFonts[fallbackCount++] = uniqueID;
break; // The fallback set contains only the first font of each family
}
}
}
// reset the sentinel the end of the newly ordered array
gFallbackFonts[fallbackCount] = 0;
}
