read/write sfnt-data length, to match convetion of other fonthosts.

TODO: move that "convention" into shared code (SkTypeface.cpp or SkFontHost.cpp)
and just require each port to support:

1. typeface <--> descriptor
2. typeface_raw_data <--> stream (possibly with algo-style flags)



git-svn-id: http://skia.googlecode.com/svn/trunk@4125 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 9 insertions, 0 deletions

diff --git a/src/ports/SkFontHost_mac_coretext.cpp b/src/ports/SkFontHost_mac_coretext.cpp
index f49185fb34..118ef50edc 100644
--- a/src/ports/SkFontHost_mac_coretext.cpp
+++ b/src/ports/SkFontHost_mac_coretext.cpp
@@ -1858,11 +1858,20 @@ void SkFontHost::Serialize(const SkTypeface* face, SkWStream* stream) {
     desc.setPostscriptName(get_str(CTFontCopyPostScriptName(ctFont), &tmpStr));
 
     desc.serialize(stream);
+    
+    // by convention, we also write out the actual sfnt data, preceeded by
+    // a packed-length. For now we skip that, so we just write the zero.
+    stream->writePackedUInt(0);
 }
 
 SkTypeface* SkFontHost::Deserialize(SkStream* stream) {
     SkFontDescriptor desc(stream);
 
+    // by convention, Serialize will have also written the actual sfnt data.
+    // for now, we just want to skip it.
+    size_t size = stream->readPackedUInt();
+    stream->skip(size);
+
     return SkFontHost::CreateTypeface(NULL, desc.getFamilyName(),
                                       desc.getStyle());
 }