printing/printing_context_mac.h

   1 // Copyright (c) 2011 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 PRINTING_PRINTING_CONTEXT_MAC_H_
   6 #define PRINTING_PRINTING_CONTEXT_MAC_H_
   7
   8 #include <string>
   9
  10 #include "base/mac/scoped_nsobject.h"
  11 #include "printing/print_job_constants.h"
  12 #include "printing/printing_context.h"
  13
  14 #ifdef __OBJC__
  15 @class NSPrintInfo;
  16 #else
  17 class NSPrintInfo;
  18 #endif  // __OBJC__
  19
  20 namespace printing {
  21
  22 class PRINTING_EXPORT PrintingContextMac : public PrintingContext {
  23  public:
  24   explicit PrintingContextMac(Delegate* delegate);
  25   ~PrintingContextMac() override;
  26
  27   // PrintingContext implementation.
  28   void AskUserForSettings(int max_pages,
  29                           bool has_selection,
  30                           bool is_scripted,
  31                           const PrintSettingsCallback& callback) override;
  32   Result UseDefaultSettings() override;
  33   gfx::Size GetPdfPaperSizeDeviceUnits() override;
  34   Result UpdatePrinterSettings(bool external_preview,
  35                                bool show_system_dialog) override;
  36   Result InitWithSettings(const PrintSettings& settings) override;
  37   Result NewDocument(const base::string16& document_name) override;
  38   Result NewPage() override;
  39   Result PageDone() override;
  40   Result DocumentDone() override;
  41   void Cancel() override;
  42   void ReleaseContext() override;
  43   gfx::NativeDrawingContext context() const override;
  44
  45  private:
  46   // Initializes PrintSettings from |print_info_|. This must be called
  47   // after changes to |print_info_| in order for the changes to take effect in
  48   // printing.
  49   // This function ignores the page range information specified in the print
  50   // info object and use |settings_.ranges| instead.
  51   void InitPrintSettingsFromPrintInfo();
  52
  53   // Returns the set of page ranges constructed from |print_info_|.
  54   PageRanges GetPageRangesFromPrintInfo();
  55
  56   // Updates |print_info_| to use the given printer.
  57   // Returns true if the printer was set.
  58   bool SetPrinter(const std::string& device_name);
  59
  60   // Updates |print_info_| page format with paper selected by user. If paper was
  61   // not selected, default system paper is used.
  62   // Returns true if the paper was set.
  63   bool UpdatePageFormatWithPaperInfo();
  64
  65   // Updates |print_info_| page format with |paper|.
  66   // Returns true if the paper was set.
  67   bool UpdatePageFormatWithPaper(PMPaper paper, PMPageFormat page_format);
  68
  69   // Sets the print job destination type as preview job.
  70   // Returns true if the print job destination type is set.
  71   bool SetPrintPreviewJob();
  72
  73   // Sets |copies| in PMPrintSettings.
  74   // Returns true if the number of copies is set.
  75   bool SetCopiesInPrintSettings(int copies);
  76
  77   // Sets |collate| in PMPrintSettings.
  78   // Returns true if |collate| is set.
  79   bool SetCollateInPrintSettings(bool collate);
  80
  81   // Sets orientation in native print info object.
  82   // Returns true if the orientation was set.
  83   bool SetOrientationIsLandscape(bool landscape);
  84
  85   // Sets duplex mode in PMPrintSettings.
  86   // Returns true if duplex mode is set.
  87   bool SetDuplexModeInPrintSettings(DuplexMode mode);
  88
  89   // Sets output color mode in PMPrintSettings.
  90   // Returns true if color mode is set.
  91   bool SetOutputColor(int color_mode);
  92
  93   // The native print info object.
  94   base::scoped_nsobject<NSPrintInfo> print_info_;
  95
  96   // The current page's context; only valid between NewPage and PageDone call
  97   // pairs.
  98   CGContext* context_;
  99
 100   DISALLOW_COPY_AND_ASSIGN(PrintingContextMac);
 101 };
 102
 103 }  // namespace printing
 104
 105 #endif  // PRINTING_PRINTING_CONTEXT_MAC_H_