SkTypeface* SkFontMgr_DirectWrite::onLegacyCreateTypeface(const char familyName[],
SkFontStyle style) const {
SkTScopedComPtr<IDWriteFontFamily> fontFamily;
if (familyName) {
SkSMallocWCHAR wideFamilyName;
if (SUCCEEDED(sk_cstring_to_wchar(familyName, &wideFamilyName))) {
this->getByFamilyName(wideFamilyName, &fontFamily);
}
}
if (nullptr == fontFamily.get()) {
// No family with given name, try default.
this->getDefaultFontFamily(&fontFamily);
}
if (nullptr == fontFamily.get()) {
// Could not obtain the default font.
HRNM(fFontCollection->GetFontFamily(0, &fontFamily),
"Could not get default-default font family.");
}
SkTScopedComPtr<IDWriteFont> font;
DWriteStyle dwStyle(style);
HRNM(fontFamily->GetFirstMatchingFont(dwStyle.fWeight, dwStyle.fWidth, dwStyle.fSlant, &font),
"Could not get matching font.");
SkTScopedComPtr<IDWriteFontFace> fontFace;
HRNM(font->CreateFontFace(&fontFace), "Could not create font face.");
return this->createTypefaceFromDWriteFont(fontFace.get(), font.get(), fontFamily.get());
}
SkTypeface* SkFontStyleSet_DirectWrite::matchStyle(const SkFontStyle& pattern) {
DWRITE_FONT_STYLE slant;
switch (pattern.slant()) {
case SkFontStyle::kUpright_Slant:
slant = DWRITE_FONT_STYLE_NORMAL;
break;
case SkFontStyle::kItalic_Slant:
slant = DWRITE_FONT_STYLE_ITALIC;
break;
default:
SkASSERT(false);
}
DWRITE_FONT_WEIGHT weight = (DWRITE_FONT_WEIGHT)pattern.weight();
DWRITE_FONT_STRETCH width = (DWRITE_FONT_STRETCH)pattern.width();
SkTScopedComPtr<IDWriteFont> font;
// TODO: perhaps use GetMatchingFonts and get the least simulated?
HRNM(fFontFamily->GetFirstMatchingFont(weight, width, slant, &font),
"Could not match font in family.");
SkTScopedComPtr<IDWriteFontFace> fontFace;
HRNM(font->CreateFontFace(&fontFace), "Could not create font face.");
return fFontMgr->createTypefaceFromDWriteFont(fontFace.get(), font.get(),
fFontFamily.get());
}
SkTypeface* SkFontStyleSet_DirectWrite::matchStyle(const SkFontStyle& pattern) {
SkTScopedComPtr<IDWriteFont> font;
DWriteStyle dwStyle(pattern);
// TODO: perhaps use GetMatchingFonts and get the least simulated?
HRNM(fFontFamily->GetFirstMatchingFont(dwStyle.fWeight, dwStyle.fWidth, dwStyle.fSlant, &font),
"Could not match font in family.");
SkTScopedComPtr<IDWriteFontFace> fontFace;
HRNM(font->CreateFontFace(&fontFace), "Could not create font face.");
return fFontMgr->createTypefaceFromDWriteFont(fontFace.get(), font.get(),
fFontFamily.get());
}
SkTypeface* SkFontMgr_DirectWrite::onLegacyCreateTypeface(const char familyName[],
unsigned styleBits) const {
SkTScopedComPtr<IDWriteFontFamily> fontFamily;
if (familyName) {
SkSMallocWCHAR wideFamilyName;
if (SUCCEEDED(sk_cstring_to_wchar(familyName, &wideFamilyName))) {
this->getByFamilyName(wideFamilyName, &fontFamily);
}
}
if (NULL == fontFamily.get()) {
// No family with given name, try default.
HRNM(this->getDefaultFontFamily(&fontFamily), "Could not get default font family.");
}
if (NULL == fontFamily.get()) {
// Could not obtain the default font.
HRNM(fFontCollection->GetFontFamily(0, &fontFamily),
"Could not get default-default font family.");
}
SkTScopedComPtr<IDWriteFont> font;
DWRITE_FONT_WEIGHT weight = (styleBits & SkTypeface::kBold)
? DWRITE_FONT_WEIGHT_BOLD
: DWRITE_FONT_WEIGHT_NORMAL;
DWRITE_FONT_STRETCH stretch = DWRITE_FONT_STRETCH_NORMAL;
DWRITE_FONT_STYLE italic = (styleBits & SkTypeface::kItalic)
? DWRITE_FONT_STYLE_ITALIC
: DWRITE_FONT_STYLE_NORMAL;
HRNM(fontFamily->GetFirstMatchingFont(weight, stretch, italic, &font),
"Could not get matching font.");
SkTScopedComPtr<IDWriteFontFace> fontFace;
HRNM(font->CreateFontFace(&fontFace), "Could not create font face.");
return this->createTypefaceFromDWriteFont(fontFace.get(), font.get(), fontFamily.get());
}
