printing/printing_context_chromeos.h

   1 // Copyright 2016 The Chromium Authors
   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 PRINTING_PRINTING_CONTEXT_CHROMEOS_H_
   6 #define PRINTING_PRINTING_CONTEXT_CHROMEOS_H_
   7
   8 #include <memory>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "printing/backend/cups_connection.h"
  13 #include "printing/backend/cups_ipp_helper.h"
  14 #include "printing/backend/cups_printer.h"
  15 #include "printing/mojom/print.mojom.h"
  16 #include "printing/printing_context.h"
  17
  18 namespace printing {
  19
  20 class COMPONENT_EXPORT(PRINTING) PrintingContextChromeos
  21     : public PrintingContext {
  22  public:
  23   static std::unique_ptr<PrintingContextChromeos> CreateForTesting(
  24       Delegate* delegate,
  25       std::unique_ptr<CupsConnection> connection);
  26
  27   explicit PrintingContextChromeos(Delegate* delegate);
  28   PrintingContextChromeos(const PrintingContextChromeos&) = delete;
  29   PrintingContextChromeos& operator=(const PrintingContextChromeos&) = delete;
  30   ~PrintingContextChromeos() override;
  31
  32   // PrintingContext implementation.
  33   void AskUserForSettings(int max_pages,
  34                           bool has_selection,
  35                           bool is_scripted,
  36                           PrintSettingsCallback callback) override;
  37   mojom::ResultCode UseDefaultSettings() override;
  38   gfx::Size GetPdfPaperSizeDeviceUnits() override;
  39   mojom::ResultCode UpdatePrinterSettings(
  40       const PrinterSettings& printer_settings) override;
  41   mojom::ResultCode NewDocument(const std::u16string& document_name) override;
  42   mojom::ResultCode PrintDocument(const MetafilePlayer& metafile,
  43                                   const PrintSettings& settings,
  44                                   uint32_t num_pages) override;
  45   mojom::ResultCode DocumentDone() override;
  46   void Cancel() override;
  47   void ReleaseContext() override;
  48   printing::NativeDrawingContext context() const override;
  49
  50   mojom::ResultCode StreamData(const std::vector<char>& buffer);
  51
  52  private:
  53   // For testing. Use CreateForTesting() to create.
  54   PrintingContextChromeos(Delegate* delegate,
  55                           std::unique_ptr<CupsConnection> connection);
  56
  57   // Lazily initializes `printer_`.
  58   mojom::ResultCode InitializeDevice(const std::string& device);
  59
  60   const std::unique_ptr<CupsConnection> connection_;
  61   std::unique_ptr<CupsPrinter> printer_;
  62   ScopedIppPtr ipp_options_;
  63   bool send_user_info_ = false;
  64   std::string username_;
  65 };
  66
  67 COMPONENT_EXPORT(PRINTING)
  68 ScopedIppPtr SettingsToIPPOptions(const PrintSettings& settings,
  69                                   const gfx::Rect& printable_area_um);
  70
  71 }  // namespace printing
  72
  73 #endif  // PRINTING_PRINTING_CONTEXT_CHROMEOS_H_