src/chrome/browser/printing/pdf_to_emf_converter.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_PRINTING_PDF_TO_EMF_CONVERTER_H_
   6 #define CHROME_BROWSER_PRINTING_PDF_TO_EMF_CONVERTER_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/ref_counted_memory.h"
  10
  11 namespace base {
  12 class FilePath;
  13 }
  14
  15 namespace printing {
  16 class PdfRenderSettings;
  17 }
  18
  19 namespace printing {
  20
  21 class PdfToEmfConverter {
  22  public:
  23   // Callback for when the PDF is converted to an EMF.
  24   typedef base::Callback<void(double /*scale_factor*/,
  25                               const std::vector<base::FilePath>& /*emf_files*/)>
  26       ResultCallback;
  27   virtual ~PdfToEmfConverter() {}
  28
  29   static scoped_ptr<PdfToEmfConverter> CreateDefault();
  30
  31   virtual void Start(base::RefCountedMemory* data,
  32                      const printing::PdfRenderSettings& conversion_settings,
  33                      const ResultCallback& callback) = 0;
  34 };
  35
  36 }  // namespace printing
  37
  38 #endif  // CHROME_BROWSER_PRINTING_PDF_TO_EMF_CONVERTER_H_