Windows: Make it possible to print text with GDI.

pdf/pdf_engine.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 PDF_PDF_ENGINE_H_
 #define PDF_PDF_ENGINE_H_
 
 #include <stdint.h>
 
 #include "build/build_config.h"
@@ skipping 11 matching lines @@
 #include "ppapi/c/dev/ppp_printing_dev.h"
 #include "ppapi/c/ppb_input_event.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/cpp/image_data.h"
 #include "ppapi/cpp/rect.h"
 #include "ppapi/cpp/size.h"
 #include "ppapi/cpp/url_loader.h"
 #include "ppapi/cpp/var_array.h"
 #include "ui/base/window_open_disposition.h"
 
+#if defined(OS_WIN)
+typedef void (*PDFEnsureTypefaceCharactersAccessible)(const LOGFONT* font,
+                                                      const wchar_t* text,
+                                                      size_t text_length);
+#endif
+
 namespace pp {
 class InputEvent;
 class VarDictionary;
 }
 
 namespace chrome_pdf {
 
 class Stream;
 
 // Do one time initialization of the SDK.
@@ skipping 280 matching lines @@
   virtual ~PDFEngineExports() {}
   static PDFEngineExports* Get();
 
 #if defined(OS_WIN)
   // See the definition of RenderPDFPageToDC in pdf.cc for details.
   virtual bool RenderPDFPageToDC(const void* pdf_buffer,
                                  int buffer_size,
                                  int page_number,
                                  const RenderingSettings& settings,
                                  HDC dc) = 0;
-#endif  // OS_WIN
+
+  virtual void SetPDFEnsureTypefaceCharactersAccessible(
+      PDFEnsureTypefaceCharactersAccessible func) = 0;
+
+  virtual void SetPDFUseGDIPrinting(bool enable) = 0;
+#endif  // defined(OS_WIN)
+
   // See the definition of RenderPDFPageToBitmap in pdf.cc for details.
   virtual bool RenderPDFPageToBitmap(const void* pdf_buffer,
                                      int pdf_buffer_size,
                                      int page_number,
                                      const RenderingSettings& settings,
                                      void* bitmap_buffer) = 0;
 
   virtual bool GetPDFDocInfo(const void* pdf_buffer,
                              int buffer_size,
                              int* page_count,
                              double* max_page_width) = 0;
 
   // See the definition of GetPDFPageSizeByIndex in pdf.cc for details.
   virtual bool GetPDFPageSizeByIndex(const void* pdf_buffer,
                                      int pdf_buffer_size, int page_number,
                                      double* width, double* height) = 0;
 };
 
 }  // namespace chrome_pdf
 
 #endif  // PDF_PDF_ENGINE_H_