const UChar* getFontBasedOnUnicodeBlock(UBlockCode blockCode,
SkFontMgr* fontManager) {
static const UChar* const emojiFonts[] = {L"Segoe UI Emoji",
L"Segoe UI Symbol"};
static const UChar* const mathFonts[] = {L"Cambria Math", L"Segoe UI Symbol",
L"Code2000"};
static const UChar* const symbolFont = L"Segoe UI Symbol";
static const UChar* emojiFont = 0;
static const UChar* mathFont = 0;
static bool initialized = false;
if (!initialized) {
for (size_t i = 0; i < WTF_ARRAY_LENGTH(emojiFonts); i++) {
if (isFontPresent(emojiFonts[i], fontManager)) {
emojiFont = emojiFonts[i];
break;
}
}
for (size_t i = 0; i < WTF_ARRAY_LENGTH(mathFonts); i++) {
if (isFontPresent(mathFonts[i], fontManager)) {
mathFont = mathFonts[i];
break;
}
}
initialized = true;
}
switch (blockCode) {
case UBLOCK_EMOTICONS:
case UBLOCK_ENCLOSED_ALPHANUMERIC_SUPPLEMENT:
return emojiFont;
case UBLOCK_PLAYING_CARDS:
case UBLOCK_MISCELLANEOUS_SYMBOLS:
case UBLOCK_MISCELLANEOUS_SYMBOLS_AND_ARROWS:
case UBLOCK_MISCELLANEOUS_SYMBOLS_AND_PICTOGRAPHS:
case UBLOCK_TRANSPORT_AND_MAP_SYMBOLS:
case UBLOCK_ALCHEMICAL_SYMBOLS:
case UBLOCK_DINGBATS:
case UBLOCK_GOTHIC:
return symbolFont;
case UBLOCK_ARROWS:
case UBLOCK_MATHEMATICAL_OPERATORS:
case UBLOCK_MISCELLANEOUS_TECHNICAL:
case UBLOCK_GEOMETRIC_SHAPES:
case UBLOCK_MISCELLANEOUS_MATHEMATICAL_SYMBOLS_A:
case UBLOCK_SUPPLEMENTAL_ARROWS_A:
case UBLOCK_SUPPLEMENTAL_ARROWS_B:
case UBLOCK_MISCELLANEOUS_MATHEMATICAL_SYMBOLS_B:
case UBLOCK_SUPPLEMENTAL_MATHEMATICAL_OPERATORS:
case UBLOCK_MATHEMATICAL_ALPHANUMERIC_SYMBOLS:
case UBLOCK_ARABIC_MATHEMATICAL_ALPHABETIC_SYMBOLS:
case UBLOCK_GEOMETRIC_SHAPES_EXTENDED:
return mathFont;
default:
return 0;
};
}
const UChar* getFontBasedOnUnicodeBlock(int ucs4, SkFontMgr* fontManager)
{
static const UChar* emojiFonts[] = {L"Segoe UI Emoji", L"Segoe UI Symbol"};
static const UChar* symbolFont = L"Segoe UI Symbol";
const UChar* emojiFont = 0;
static bool initialized = false;
if (!initialized) {
for (size_t i = 0; i < WTF_ARRAY_LENGTH(emojiFonts); i++) {
if (isFontPresent(emojiFonts[i], fontManager)) {
emojiFont = emojiFonts[i];
break;
}
}
initialized = true;
}
UBlockCode block = ublock_getCode(ucs4);
switch (block) {
case UBLOCK_EMOTICONS:
return emojiFont;
case UBLOCK_PLAYING_CARDS:
case UBLOCK_MISCELLANEOUS_SYMBOLS:
case UBLOCK_MISCELLANEOUS_SYMBOLS_AND_PICTOGRAPHS:
case UBLOCK_TRANSPORT_AND_MAP_SYMBOLS:
case UBLOCK_ALCHEMICAL_SYMBOLS:
case UBLOCK_RUNIC:
case UBLOCK_SUPPLEMENTAL_MATHEMATICAL_OPERATORS:
case UBLOCK_DINGBATS:
return symbolFont;
default:
return 0;
};
}
/*************************************************************************
Create a font from a definition file
*************************************************************************/
FontBase* FontManager::createFont(FontType type, const String& filename, const String& resourceGroup)
{
Logger::getSingleton().logEvent((utf8*)"Attempting to create Font from the information specified in file '" + filename + "'.");
FontBase* temp = 0;
if(FreeType == type)
{
temp = new Font_FreeType(filename, resourceGroup, new Font_FreeType::FontImplData(d_implData->d_ftlib));
}
else if (PixelMap == type)
{
temp = new PixmapFont(filename, resourceGroup);
}
else
{
temp = new Font_Bitmap(filename, resourceGroup);
}
temp->load(filename, resourceGroup);
String name = temp->getName();
if (isFontPresent(name))
{
delete temp;
throw AlreadyExistsException((utf8*)"FontManager::createFont - A font named '" + name + "' already exists.");
}
d_fonts[name] = temp;
// if this was the first font created, set it as the default font
if (d_fonts.size() == 1)
{
System::getSingleton().setDefaultFont(temp);
}
return temp;
}
