Cleanup fsdk_define methods

This CL collects the various fsdk_define methods into a fsdk_define.cpp
class. Methods only used in one place are moved into the appropriate
anonymous namespaces.

Change-Id: I75bfc7e8fe20711106fcf9821adeb41d69bf5848
Reviewed-on: https://pdfium-review.googlesource.com/29310
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 28 insertions, 0 deletions

diff --git a/fpdfsdk/cpdfsdk_customaccess.h b/fpdfsdk/cpdfsdk_customaccess.h
new file mode 100644
index 0000000000..dabbdf2b39
--- /dev/null
+++ b/fpdfsdk/cpdfsdk_customaccess.h
@@ -0,0 +1,28 @@
+// Copyright 2018 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 FPDFSDK_CPDFSDK_CUSTOMACCESS_H_
+#define FPDFSDK_CPDFSDK_CUSTOMACCESS_H_
+
+#include "core/fxcrt/fx_stream.h"
+#include "public/fpdfview.h"
+
+class CPDFSDK_CustomAccess final : public IFX_SeekableReadStream {
+ public:
+  template <typename T, typename... Args>
+  friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
+
+  // IFX_SeekableReadStream
+  FX_FILESIZE GetSize() override;
+  bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override;
+
+ private:
+  explicit CPDFSDK_CustomAccess(FPDF_FILEACCESS* pFileAccess);
+
+  FPDF_FILEACCESS m_FileAccess;
+};
+
+#endif  // FPDFSDK_CPDFSDK_CUSTOMACCESS_H_