Added SkPDFStream::setData(SkData*) in preparation for move from SkStream to SkData

src/pdf/SkPDFStream.cpp

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkData.h"
 #include "SkFlate.h"
 #include "SkPDFCatalog.h"
 #include "SkPDFStream.h"
 #include "SkStream.h"
 
 static bool skip_compression(SkPDFCatalog* catalog) {
     return SkToBool(catalog->getDocumentFlags() &
                     SkPDFDocument::kFavorSpeedOverSize_Flags);
 }
 
 SkPDFStream::SkPDFStream(SkStream* stream)
     : fState(kUnused_State),
       fData(stream) {
     SkSafeRef(stream);
 }
 
 SkPDFStream::SkPDFStream(SkData* data) : fState(kUnused_State) {
-    SkMemoryStream* stream = new SkMemoryStream;
-    stream->setData(data);
-    fData.reset(stream);  // Transfer ownership.
+    setData(data);
 }
 
 SkPDFStream::SkPDFStream(const SkPDFStream& pdfStream)
         : SkPDFDict(),
           fState(kUnused_State),
           fData(pdfStream.fData.get()) {
     fData.get()->ref();
     bool removeLength = true;
     // Don't uncompress an already compressed stream, but we could.
     if (pdfStream.fState == kCompressed_State) {
@@ skipping 36 matching lines @@
     if (!this->populate(catalog)) {
         return fSubstitute->getOutputSize(catalog, indirect);
     }
 
     return this->INHERITED::getOutputSize(catalog, false) +
         strlen(" stream\n\nendstream") + fData->getLength();
 }
 
 SkPDFStream::SkPDFStream() : fState(kUnused_State) {}
 
+void SkPDFStream::setData(SkData* data) {
+    SkMemoryStream* stream = new SkMemoryStream;
+    stream->setData(data);
+    fData.reset(stream);  // Transfer ownership.
+}
+
 void SkPDFStream::setData(SkStream* stream) {
     fData.reset(stream);
     SkSafeRef(stream);
 }
 
 bool SkPDFStream::populate(SkPDFCatalog* catalog) {
     if (fState == kUnused_State) {
         if (!skip_compression(catalog) && SkFlate::HaveFlate()) {
             SkDynamicMemoryWStream compressedData;
 
@@ skipping 12 matching lines @@
     } else if (fState == kNoCompression_State && !skip_compression(catalog) &&
                SkFlate::HaveFlate()) {
         if (!fSubstitute.get()) {
             fSubstitute.reset(new SkPDFStream(*this));
             catalog->setSubstitute(this, fSubstitute.get());
         }
         return false;
     }
     return true;
 }