PDF: Handle hit tests for form controls and links consistently.

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 292 matching lines @@
   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,
                                 int* char_index,
+                                int* form_type,
                                 PDFiumPage::LinkTarget* target);
   PDFiumPage::Area GetCharIndex(const pp::Point& point,
                                 int* page_index,
                                 int* char_index,
+                                int* form_type,
                                 PDFiumPage::LinkTarget* target);
 
   void OnSingleClick(int page_index, int char_index);
   void OnMultipleClick(int click_count, int page_index, int char_index);
 
   // Starts a progressive paint operation given a rectangle in screen
   // coordinates. Returns the index in progressive_rects_.
   int StartPaint(int page_index, const pp::Rect& dirty);
 
   // Continues a paint operation that was started earlier.  Returns true if the
@@ skipping 422 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_