pdf/pdf_accessibility_data_handler.h

   1 // Copyright 2021 The Chromium Authors
   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 PDF_PDF_ACCESSIBILITY_DATA_HANDLER_H_
   6 #define PDF_PDF_ACCESSIBILITY_DATA_HANDLER_H_
   7
   8 #include <vector>
   9
  10 namespace chrome_pdf {
  11
  12 struct AccessibilityCharInfo;
  13 struct AccessibilityDocInfo;
  14 struct AccessibilityPageInfo;
  15 struct AccessibilityPageObjects;
  16 struct AccessibilityTextRunInfo;
  17 struct AccessibilityViewportInfo;
  18
  19 class PdfAccessibilityDataHandler {
  20  public:
  21   virtual ~PdfAccessibilityDataHandler() = default;
  22
  23   virtual void SetAccessibilityViewportInfo(
  24       AccessibilityViewportInfo viewport_info) = 0;
  25   virtual void SetAccessibilityDocInfo(AccessibilityDocInfo doc_info) = 0;
  26   virtual void SetAccessibilityPageInfo(
  27       AccessibilityPageInfo page_info,
  28       std::vector<AccessibilityTextRunInfo> text_runs,
  29       std::vector<AccessibilityCharInfo> chars,
  30       AccessibilityPageObjects page_objects) = 0;
  31 };
  32
  33 }  // namespace chrome_pdf
  34
  35 #endif  // PDF_PDF_ACCESSIBILITY_DATA_HANDLER_H_