chrome/browser/local_discovery/pwg_raster_converter.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_BROWSER_LOCAL_DISCOVERY_PWG_RASTER_CONVERTER_H_
   6 #define CHROME_BROWSER_LOCAL_DISCOVERY_PWG_RASTER_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 cloud_devices {
  16 class CloudDeviceDescription;
  17 }
  18
  19 namespace gfx {
  20 class Size;
  21 }
  22
  23 namespace printing {
  24 class PdfRenderSettings;
  25 struct PwgRasterSettings;
  26 }
  27
  28 namespace local_discovery {
  29
  30 class PWGRasterConverter {
  31  public:
  32   // Callback for when the PDF is converted to a PWG raster.
  33   // |success| denotes whether the conversion succeeded.
  34   // |temp_file| is the path to the temp file (owned by the converter) that
  35   //     contains the PWG raster data.
  36   typedef base::Callback<void(bool /*success*/,
  37                               const base::FilePath& /*temp_file*/)>
  38           ResultCallback;
  39   virtual ~PWGRasterConverter() {}
  40
  41   static scoped_ptr<PWGRasterConverter> CreateDefault();
  42
  43   // Generates conversion settings to be used with converter from printer
  44   // capabilities and page size.
  45   // TODO(vitalybuka): Extract page size from pdf document data.
  46   static printing::PdfRenderSettings GetConversionSettings(
  47       const cloud_devices::CloudDeviceDescription& printer_capabilities,
  48       const gfx::Size& page_size);
  49
  50   // Generates pwg bitmap settings to be used with the converter from
  51   // device capabilites and printing ticket.
  52   static printing::PwgRasterSettings GetBitmapSettings(
  53       const cloud_devices::CloudDeviceDescription& printer_capabilities,
  54       const cloud_devices::CloudDeviceDescription& ticket);
  55
  56   virtual void Start(base::RefCountedMemory* data,
  57                      const printing::PdfRenderSettings& conversion_settings,
  58                      const printing::PwgRasterSettings& bitmap_settings,
  59                      const ResultCallback& callback) = 0;
  60 };
  61
  62 }  // namespace local_discovery
  63
  64 #endif  // CHROME_BROWSER_LOCAL_DISCOVERY_PWG_RASTER_CONVERTER_H_