pdf/pdfium/pdfium_unsupported_features.h

// Copyright 2018 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_UNSUPPORTED_FEATURES_H_
#define PDF_PDFIUM_PDFIUM_UNSUPPORTED_FEATURES_H_

#include "base/macros.h"

namespace chrome_pdf {

class PDFiumEngine;

void InitializeUnsupportedFeaturesHandler();

// Create a local variable of this when calling PDFium functions which can call
// our global callback when an unsupported feature is reached.
class ScopedUnsupportedFeature {
 public:
  explicit ScopedUnsupportedFeature(PDFiumEngine* engine);
  ~ScopedUnsupportedFeature();

 private:
  PDFiumEngine* const old_engine_;

  DISALLOW_COPY_AND_ASSIGN(ScopedUnsupportedFeature);
};

}  // namespace chrome_pdf

#endif  // PDF_PDFIUM_PDFIUM_UNSUPPORTED_FEATURES_H_