#include "config.h"
+#if !OS(WIN) && !OS(ANDROID)
+#include "SkFontConfigInterface.h"
+#endif
#include "SkFontMgr.h"
+#include "SkStream.h"
#include "SkTypeface.h"
#include "platform/NotImplemented.h"
#include "platform/fonts/AlternateFontFamily.h"
#include "platform/fonts/FontCache.h"
#include "platform/fonts/FontDescription.h"
+#include "platform/fonts/FontFaceCreationParams.h"
#include "platform/fonts/SimpleFontData.h"
+#include "public/platform/Platform.h"
+#include "public/platform/linux/WebSandboxSupport.h"
#include "wtf/Assertions.h"
#include "wtf/text/AtomicString.h"
#include "wtf/text/CString.h"
#include <unicode/locid.h>
-namespace WebCore {
+#if !OS(WIN) && !OS(ANDROID)
+static SkStream* streamForFontconfigInterfaceId(int fontconfigInterfaceId)
+{
+ SkAutoTUnref<SkFontConfigInterface> fci(SkFontConfigInterface::RefGlobal());
+ SkFontConfigInterface::FontIdentity fontIdentity;
+ fontIdentity.fID = fontconfigInterfaceId;
+ return fci->openStream(fontIdentity);
+}
+#endif
+
+namespace blink {
void FontCache::platformInit()
{
}
+PassRefPtr<SimpleFontData> FontCache::fallbackOnStandardFontStyle(
+ const FontDescription& fontDescription, UChar32 character)
+{
+ FontDescription substituteDescription(fontDescription);
+ substituteDescription.setStyle(FontStyleNormal);
+ substituteDescription.setWeight(FontWeightNormal);
+
+ FontFaceCreationParams creationParams(substituteDescription.family().family());
+ FontPlatformData* substitutePlatformData = getFontPlatformData(substituteDescription, creationParams);
+ if (substitutePlatformData && substitutePlatformData->fontContainsCharacter(character)) {
+ FontPlatformData platformData = FontPlatformData(*substitutePlatformData);
+ platformData.setSyntheticBold(fontDescription.weight() >= FontWeight600);
+ platformData.setSyntheticItalic(fontDescription.style() == FontStyleItalic);
+ return fontDataFromFontPlatformData(&platformData, DoNotRetain);
+ }
+
+ return nullptr;
+}
+
#if !OS(WIN) && !OS(ANDROID)
PassRefPtr<SimpleFontData> FontCache::fallbackFontForCharacter(const FontDescription& fontDescription, UChar32 c, const SimpleFontData*)
{
- icu::Locale locale = icu::Locale::getDefault();
+ // First try the specified font with standard style & weight.
+ if (fontDescription.style() == FontStyleItalic
+ || fontDescription.weight() >= FontWeight600) {
+ RefPtr<SimpleFontData> fontData = fallbackOnStandardFontStyle(
+ fontDescription, c);
+ if (fontData)
+ return fontData;
+ }
+
FontCache::PlatformFallbackFont fallbackFont;
- FontCache::getFontForCharacter(c, locale.getLanguage(), &fallbackFont);
+ FontCache::getFontForCharacter(c, "", &fallbackFont);
if (fallbackFont.name.isEmpty())
return nullptr;
- AtomicString atomicFamily(fallbackFont.name);
+ FontFaceCreationParams creationParams;
+ creationParams = FontFaceCreationParams(fallbackFont.filename, fallbackFont.fontconfigInterfaceId, fallbackFont.ttcIndex);
+
// Changes weight and/or italic of given FontDescription depends on
// the result of fontconfig so that keeping the correct font mapping
// of the given character. See http://crbug.com/32109 for details.
description.setStyle(FontStyleNormal);
}
- FontPlatformData* substitutePlatformData = getFontPlatformData(description, atomicFamily);
+ FontPlatformData* substitutePlatformData = getFontPlatformData(description, creationParams);
if (!substitutePlatformData)
return nullptr;
FontPlatformData platformData = FontPlatformData(*substitutePlatformData);
PassRefPtr<SimpleFontData> FontCache::getLastResortFallbackFont(const FontDescription& description, ShouldRetain shouldRetain)
{
- const AtomicString fallbackFontFamily = getFallbackFontFamily(description);
- const FontPlatformData* fontPlatformData = getFontPlatformData(description, fallbackFontFamily);
+ const FontFaceCreationParams fallbackCreationParams(getFallbackFontFamily(description));
+ const FontPlatformData* fontPlatformData = getFontPlatformData(description, fallbackCreationParams);
// We should at least have Sans or Arial which is the last resort fallback of SkFontHost ports.
if (!fontPlatformData) {
- DEFINE_STATIC_LOCAL(const AtomicString, sansStr, ("Sans", AtomicString::ConstructFromLiteral));
- fontPlatformData = getFontPlatformData(description, sansStr);
+ DEFINE_STATIC_LOCAL(const FontFaceCreationParams, sansCreationParams, (AtomicString("Sans", AtomicString::ConstructFromLiteral)));
+ fontPlatformData = getFontPlatformData(description, sansCreationParams);
}
if (!fontPlatformData) {
- DEFINE_STATIC_LOCAL(const AtomicString, arialStr, ("Arial", AtomicString::ConstructFromLiteral));
- fontPlatformData = getFontPlatformData(description, arialStr);
+ DEFINE_STATIC_LOCAL(const FontFaceCreationParams, arialCreationParams, (AtomicString("Arial", AtomicString::ConstructFromLiteral)));
+ fontPlatformData = getFontPlatformData(description, arialCreationParams);
}
#if OS(WIN)
// Try some more Windows-specific fallbacks.
if (!fontPlatformData) {
- DEFINE_STATIC_LOCAL(const AtomicString, msuigothicStr, ("MS UI Gothic", AtomicString::ConstructFromLiteral));
- fontPlatformData = getFontPlatformData(description, msuigothicStr);
+ DEFINE_STATIC_LOCAL(const FontFaceCreationParams, msuigothicCreationParams, (AtomicString("MS UI Gothic", AtomicString::ConstructFromLiteral)));
+ fontPlatformData = getFontPlatformData(description, msuigothicCreationParams);
}
if (!fontPlatformData) {
- DEFINE_STATIC_LOCAL(const AtomicString, mssansserifStr, ("Microsoft Sans Serif", AtomicString::ConstructFromLiteral));
- fontPlatformData = getFontPlatformData(description, mssansserifStr);
+ DEFINE_STATIC_LOCAL(const FontFaceCreationParams, mssansserifCreationParams, (AtomicString("Microsoft Sans Serif", AtomicString::ConstructFromLiteral)));
+ fontPlatformData = getFontPlatformData(description, mssansserifCreationParams);
}
#endif
return fontDataFromFontPlatformData(fontPlatformData, shouldRetain);
}
-PassRefPtr<SkTypeface> FontCache::createTypeface(const FontDescription& fontDescription, const AtomicString& family, CString& name)
+#if OS(WIN)
+static inline SkFontStyle fontStyle(const FontDescription& fontDescription)
+{
+ int width = static_cast<int>(fontDescription.stretch());
+ int weight = (fontDescription.weight() - FontWeight100 + 1) * 100;
+ SkFontStyle::Slant slant = fontDescription.style() == FontStyleItalic
+ ? SkFontStyle::kItalic_Slant
+ : SkFontStyle::kUpright_Slant;
+ return SkFontStyle(weight, width, slant);
+}
+
+COMPILE_ASSERT(FontStretchUltraCondensed == SkFontStyle::kUltraCondensed_Width,
+ FontStretchUltraCondensedMapsTokUltraCondensed_Width);
+COMPILE_ASSERT(FontStretchNormal == SkFontStyle::kNormal_Width,
+ FontStretchNormalMapsTokNormal_Width);
+COMPILE_ASSERT(FontStretchUltraExpanded == SkFontStyle::kUltaExpanded_Width,
+ FontStretchUltraExpandedMapsTokUltaExpanded_Width);
+#endif
+
+PassRefPtr<SkTypeface> FontCache::createTypeface(const FontDescription& fontDescription, const FontFaceCreationParams& creationParams, CString& name)
{
+#if !OS(WIN) && !OS(ANDROID)
+ if (creationParams.creationType() == CreateFontByFciIdAndTtcIndex) {
+ // TODO(dro): crbug.com/381620 Use creationParams.ttcIndex() after
+ // https://code.google.com/p/skia/issues/detail?id=1186 gets fixed.
+ SkTypeface* typeface = nullptr;
+ if (Platform::current()->sandboxSupport())
+ typeface = SkTypeface::CreateFromStream(streamForFontconfigInterfaceId(creationParams.fontconfigInterfaceId()));
+ else
+ typeface = SkTypeface::CreateFromFile(creationParams.filename().data());
+
+ if (typeface)
+ return adoptRef(typeface);
+ else
+ return nullptr;
+ }
+#endif
+
+ AtomicString family = creationParams.family();
// If we're creating a fallback font (e.g. "-webkit-monospace"), convert the name into
// the fallback name (like "monospace") that fontconfig understands.
if (!family.length() || family.startsWith("-webkit-")) {
}
int style = SkTypeface::kNormal;
- if (fontDescription.weight() >= FontWeightBold)
+ if (fontDescription.weight() >= FontWeight600)
style |= SkTypeface::kBold;
if (fontDescription.style())
style |= SkTypeface::kItalic;
#if OS(WIN)
if (s_sideloadedFonts) {
- HashMap<String, SkTypeface*>::iterator sideloadedFont = s_sideloadedFonts->find(name.data());
- if (sideloadedFont != s_sideloadedFonts->end()) {
+ HashMap<String, SkTypeface*>::iterator sideloadedFont =
+ s_sideloadedFonts->find(name.data());
+ if (sideloadedFont != s_sideloadedFonts->end())
return adoptRef(sideloadedFont->value);
- }
}
- // FIXME: Use SkFontStyle and matchFamilyStyle instead of legacyCreateTypeface.
- if (m_fontManager)
- return adoptRef(m_fontManager->legacyCreateTypeface(name.data(), style));
+
+ if (m_fontManager) {
+ return adoptRef(useDirectWrite()
+ ? m_fontManager->matchFamilyStyle(name.data(), fontStyle(fontDescription))
+ : m_fontManager->legacyCreateTypeface(name.data(), style)
+ );
+ }
#endif
+ // FIXME: Use m_fontManager, SkFontStyle and matchFamilyStyle instead of
+ // CreateFromName on all platforms.
return adoptRef(SkTypeface::CreateFromName(name.data(), static_cast<SkTypeface::Style>(style)));
}
#if !OS(WIN)
-FontPlatformData* FontCache::createFontPlatformData(const FontDescription& fontDescription, const AtomicString& family, float fontSize)
+FontPlatformData* FontCache::createFontPlatformData(const FontDescription& fontDescription, const FontFaceCreationParams& creationParams, float fontSize)
{
CString name;
- RefPtr<SkTypeface> tf(createTypeface(fontDescription, family, name));
+ RefPtr<SkTypeface> tf(createTypeface(fontDescription, creationParams, name));
if (!tf)
return 0;
FontPlatformData* result = new FontPlatformData(tf,
name.data(),
fontSize,
- (fontDescription.weight() >= FontWeightBold && !tf->isBold()) || fontDescription.isSyntheticBold(),
+ (fontDescription.weight() >= FontWeight600 && !tf->isBold()) || fontDescription.isSyntheticBold(),
(fontDescription.style() && !tf->isItalic()) || fontDescription.isSyntheticItalic(),
fontDescription.orientation(),
fontDescription.useSubpixelPositioning());
}
#endif // !OS(WIN)
-} // namespace WebCore
+} // namespace blink