Add Postscript Printing

chrome/browser/printing/print_job.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 #define CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 81 matching lines @@
 
 #if defined(OS_WIN)
   // Let the PrintJob know the 0-based |page_number| of a given printed page.
   void AppendPrintedPage(int page_number);
 
   void StartPdfToEmfConversion(
       const scoped_refptr<base::RefCountedMemory>& bytes,
       const gfx::Size& page_size,
       const gfx::Rect& content_area,
       bool print_text_with_gdi);
+
+  void StartPdfToPostScriptConversion(
+      const scoped_refptr<base::RefCountedMemory>& bytes,
+      const gfx::Rect& content_area,
+      const gfx::Point& physical_offset,
+      bool ps_level2);
 #endif  // defined(OS_WIN)
 
  protected:
   ~PrintJob() override;
 
  private:
   // Updates |document_| to a new instance.
   void UpdatePrintedDocument(PrintedDocument* new_document);
 
   // Processes a NOTIFY_PRINT_JOB_EVENT notification.
   void OnNotifyPrintJobEvent(const JobEventDetails& event_details);
 
   // Releases the worker thread by calling Stop(), then broadcasts a JOB_DONE
   // notification.
   void OnDocumentDone();
 
   // Terminates the worker thread in a very controlled way, to work around any
   // eventual deadlock.
   void ControlledWorkerShutdown();
 
   // Called at shutdown when running a nested message loop.
   void Quit();
 
   void HoldUntilStopIsCalled();
 
 #if defined(OS_WIN)
   void OnPdfConversionStarted(int page_count);
   void OnPdfPageConverted(int page_number,
                           float scale_factor,
-                          std::unique_ptr<MetafilePlayer> emf);
+                          std::unique_ptr<MetafilePlayer> metafile);
 #endif  // defined(OS_WIN)
 
   content::NotificationRegistrar registrar_;
 
   // Source that generates the PrintedPage's (i.e. a WebContents). It will be
   // set back to NULL if the source is deleted before this object.
   PrintedPagesSource* source_;
 
   // All the UI is done in a worker thread because many Win32 print functions
   // are blocking and enters a message loop without your consent. There is one
   // worker thread per print job.
   std::unique_ptr<PrintJobWorker> worker_;
 
   // Cache of the print context settings for access in the UI thread.
   PrintSettings settings_;
 
   // The printed document.
   scoped_refptr<PrintedDocument> document_;
 
   // Is the worker thread printing.
   bool is_job_pending_;
 
   // Is Canceling? If so, try to not cause recursion if on FAILED notification,
   // the notified calls Cancel() again.
   bool is_canceling_;
 
 #if defined(OS_WIN)
+  bool is_postscript_;

[Vitaly Buka (NO REVIEWS), 2017/01/27 00:38:49]

I don't see where this is initialized

I'd put initializer here.
bool is_postscript_ = false;

[rbpotter, 2017/01/27 16:37:21]

Acknowledged.

   class PdfConversionState;
   std::unique_ptr<PdfConversionState> pdf_conversion_state_;
   std::vector<int> pdf_page_mapping_;
 #endif  // defined(OS_WIN)
 
   // Used at shutdown so that we can quit a nested message loop.
   base::WeakPtrFactory<PrintJob> quit_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintJob);
 };
@@ skipping 53 matching lines @@
   scoped_refptr<PrintedDocument> document_;
   scoped_refptr<PrintedPage> page_;
   const Type type_;
 
   DISALLOW_COPY_AND_ASSIGN(JobEventDetails);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_JOB_H_