chrome/utility/cloud_print/pwg_encoder.h

   1 // Copyright 2013 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_UTILITY_CLOUD_PRINT_PWG_ENCODER_H_
   6 #define CHROME_UTILITY_CLOUD_PRINT_PWG_ENCODER_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11
  12 namespace cloud_print {
  13
  14 class BitmapImage;
  15
  16 class PwgEncoder {
  17  public:
  18   PwgEncoder();
  19
  20   void EncodeDocumentHeader(std::string *output) const;
  21   bool EncodePage(const BitmapImage& image, const uint32 dpi,
  22                   const uint32 total_pages, std::string* output) const;
  23
  24  private:
  25   void EncodePageHeader(const BitmapImage& image, const uint32 dpi,
  26                         const uint32 total_pages, std::string* output) const;
  27   bool EncodeRowFrom32Bit(const uint8* row, const int width,
  28                           const int color_space, std::string* output) const;
  29   const uint8* GetRow(const BitmapImage& image, int row) const;
  30 };
  31
  32 }  // namespace cloud_print
  33
  34 #endif  // CHROME_UTILITY_CLOUD_PRINT_PWG_ENCODER_H_