Extracted method to CreateSinglePageRasterPdf() to simplify PrintPagesAsRasterPDF().

pdf/pdfium/pdfium_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_PDFIUM_PDFIUM_ENGINE_H_
 #define PDF_PDFIUM_PDFIUM_ENGINE_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 218 matching lines @@
                       int current_page);
 
   // Input event handlers.
   bool OnMouseDown(const pp::MouseInputEvent& event);
   bool OnMouseUp(const pp::MouseInputEvent& event);
   bool OnMouseMove(const pp::MouseInputEvent& event);
   bool OnKeyDown(const pp::KeyboardInputEvent& event);
   bool OnKeyUp(const pp::KeyboardInputEvent& event);
   bool OnChar(const pp::KeyboardInputEvent& event);
 
+  FPDF_DOCUMENT CreateSinglePageRasterPdf(
+      double source_page_width,
+      double source_page_height,
+      const PP_PrintSettings_Dev& print_settings,
+      PDFiumPage* page_to_print);
+
   pp::Buffer_Dev PrintPagesAsRasterPDF(
       const PP_PrintPageNumberRange_Dev* page_ranges,
       uint32_t page_range_count,
       const PP_PrintSettings_Dev& print_settings);
+
   pp::Buffer_Dev PrintPagesAsPDF(const PP_PrintPageNumberRange_Dev* page_ranges,
                                  uint32_t page_range_count,
                                  const PP_PrintSettings_Dev& print_settings);
+
   pp::Buffer_Dev GetFlattenedPrintData(const FPDF_DOCUMENT& doc);
   void FitContentsToPrintableAreaIfRequired(
       const FPDF_DOCUMENT& doc,
       const PP_PrintSettings_Dev& print_settings);
   void SaveSelectedFormForPrint();
 
   // Given a mouse event, returns which page and character location it's closest
   // to.
   PDFiumPage::Area GetCharIndex(const pp::MouseInputEvent& event,
                                 int* page_index,
@@ skipping 361 matching lines @@
 
   // 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);
 };
 
 }  // namespace chrome_pdf
 
 #endif  // PDF_PDFIUM_PDFIUM_ENGINE_H_