src/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,
  22                   const uint32 dpi,
  23                   const uint32 total_pages,
  24                   std::string* output,
  25                   bool rotate) const;
  26
  27  private:
  28   void EncodePageHeader(const BitmapImage& image, const uint32 dpi,
  29                         const uint32 total_pages, std::string* output) const;
  30   bool EncodeRowFrom32Bit(const uint8* row,
  31                           const int width,
  32                           const int color_space,
  33                           std::string* output) const;
  34   const uint8* GetRow(const BitmapImage& image, int row) const;
  35 };
  36
  37 }  // namespace cloud_print
  38
  39 #endif  // CHROME_UTILITY_CLOUD_PRINT_PWG_ENCODER_H_