size_t SkGPipeCanvas::getInProcessTypefaces(const SkRefCntSet& typefaceSet,
TypefaceBuffer* buffer) {
// When in-process, we simply write out the typeface pointers.
size_t size = typefaceSet.count() * sizeof(SkTypeface*);
buffer->reset(size);
typefaceSet.copyToArray(reinterpret_cast<SkRefCnt**>(buffer->get()));
return size;
}
void SkPictureData::WriteTypefaces(SkWStream* stream, const SkRefCntSet& rec) {
int count = rec.count();
write_tag_size(stream, SK_PICT_TYPEFACE_TAG, count);
SkAutoSTMalloc<16, SkTypeface*> storage(count);
SkTypeface** array = (SkTypeface**)storage.get();
rec.copyToArray((SkRefCnt**)array);
for (int i = 0; i < count; i++) {
array[i]->serialize(stream);
}
}
uint32_t SkGPipeCanvas::getTypefaceID(SkTypeface* face) {
uint32_t id = 0; // 0 means default/null typeface
if (face) {
id = fTypefaceSet.find(face);
if (0 == id) {
id = fTypefaceSet.add(face);
size_t size = writeTypeface(nullptr, face);
if (this->needOpBytes(size)) {
this->writeOp(kDef_Typeface_DrawOp);
writeTypeface(&fWriter, face);
}
}
}
return id;
}
size_t SkGPipeCanvas::getCrossProcessTypefaces(const SkRefCntSet& typefaceSet,
TypefaceBuffer* buffer) {
// For cross-process we use typeface IDs.
size_t size = typefaceSet.count() * sizeof(uint32_t);
buffer->reset(size);
uint32_t* idBuffer = reinterpret_cast<uint32_t*>(buffer->get());
SkRefCntSet::Iter iter(typefaceSet);
int i = 0;
for (void* setPtr = iter.next(); setPtr; setPtr = iter.next()) {
idBuffer[i++] = this->getTypefaceID(reinterpret_cast<SkTypeface*>(setPtr));
}
SkASSERT(i == typefaceSet.count());
return size;
}
void SkPictureData::WriteTypefaces(SkWStream* stream, const SkRefCntSet& rec) {
int count = rec.count();
write_tag_size(stream, SK_PICT_TYPEFACE_TAG, count);
SkAutoSTMalloc<16, SkTypeface*> storage(count);
SkTypeface** array = (SkTypeface**)storage.get();
rec.copyToArray((SkRefCnt**)array);
for (int i = 0; i < count; i++) {
#ifdef SK_PICTURE_FORCE_FONT_EMBEDDING
array[i]->serializeForcingEmbedding(stream);
#else
// TODO: if (embedFonts) { array[i]->serializeForcingEmbedding(stream) } else
array[i]->serialize(stream);
#endif
}
}
