Split xfa_document_serialize into class files

This CL moves CXFA_DataImporter and CXFA_DataExporter into their own files
and moves code to an anonymous namespace as necessary.

Review-Url: https://codereview.chromium.org/2164663004

1 files changed, 36 insertions, 0 deletions

diff --git a/xfa/fxfa/parser/cxfa_dataexporter.h b/xfa/fxfa/parser/cxfa_dataexporter.h
new file mode 100644
index 0000000000..3049ae2d02
--- /dev/null
+++ b/xfa/fxfa/parser/cxfa_dataexporter.h
@@ -0,0 +1,36 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXFA_PARSER_CXFA_DATAEXPORTER_H_
+#define XFA_FXFA_PARSER_CXFA_DATAEXPORTER_H_
+
+#include "core/fxcrt/include/fx_string.h"
+
+class CXFA_Document;
+class CXFA_Node;
+class IFX_FileWrite;
+class IFX_Stream;
+
+class CXFA_DataExporter {
+ public:
+  explicit CXFA_DataExporter(CXFA_Document* pDocument);
+
+  FX_BOOL Export(IFX_FileWrite* pWrite);
+  FX_BOOL Export(IFX_FileWrite* pWrite,
+                 CXFA_Node* pNode,
+                 uint32_t dwFlag,
+                 const FX_CHAR* pChecksum);
+
+ protected:
+  FX_BOOL Export(IFX_Stream* pStream,
+                 CXFA_Node* pNode,
+                 uint32_t dwFlag,
+                 const FX_CHAR* pChecksum);
+
+  CXFA_Document* const m_pDocument;
+};
+
+#endif  // XFA_FXFA_PARSER_CXFA_DATAEXPORTER_H_