Font variations.

src/core/SkFontMgr.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
+#include "SkFontDescriptor.h"
 #include "SkFontMgr.h"
 #include "SkLazyPtr.h"
 #include "SkStream.h"
 #include "SkTypes.h"
 
 class SkFontStyle;
 class SkTypeface;
 
 class SkEmptyFontStyleSet : public SkFontStyleSet {
 public:
@@ skipping 108 matching lines @@
     return this->onCreateFromData(data, ttcIndex);
 }
 
 SkTypeface* SkFontMgr::createFromStream(SkStreamAsset* stream, int ttcIndex) const {
     if (NULL == stream) {
         return NULL;
     }
     return this->onCreateFromStream(stream, ttcIndex);
 }
 
+SkTypeface* SkFontMgr::createFromFontData(SkFontData* data) const {
+    if (NULL == data) {
+        return NULL;
+    }
+    return this->onCreateFromFontData(data);
+}
+
+// This implementation is temporary until it can be made pure virtual.
+SkTypeface* SkFontMgr::onCreateFromFontData(SkFontData* data) const {
+    return this->createFromStream(data->detachStream(), data->getIndex());
+}
+
 SkTypeface* SkFontMgr::createFromFile(const char path[], int ttcIndex) const {
     if (NULL == path) {
         return NULL;
     }
     return this->onCreateFromFile(path, ttcIndex);
 }
 
 SkTypeface* SkFontMgr::legacyCreateTypeface(const char familyName[],
                                             unsigned styleBits) const {
     return this->onLegacyCreateTypeface(familyName, styleBits);
 }
 
 // As a template argument this must have external linkage.
 SkFontMgr* sk_fontmgr_create_default() {
     SkFontMgr* fm = SkFontMgr::Factory();
     return fm ? fm : SkNEW(SkEmptyFontMgr);
 }
 
 SK_DECLARE_STATIC_LAZY_PTR(SkFontMgr, singleton, sk_fontmgr_create_default);
 
 SkFontMgr* SkFontMgr::RefDefault() {
     return SkRef(singleton.get());
 }