1 // Copyright 2014 The Chromium Authors. All rights reserved. 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 COMPONENTS_DOM_DISTILLER_CORE_ARTICLE_DISTILLATION_UPDATE_H_ 6 #define COMPONENTS_DOM_DISTILLER_CORE_ARTICLE_DISTILLATION_UPDATE_H_ 7 8 #include <vector> 9 10 #include "base/memory/ref_counted.h" 11 #include "components/dom_distiller/core/proto/distilled_page.pb.h" 12 13 namespace dom_distiller { 14 15 // Update about an article that is currently under distillation. 16 class ArticleDistillationUpdate { 17 public: 18 typedef base::RefCountedData<DistilledPageProto> RefCountedPageProto; 19 20 ArticleDistillationUpdate( 21 const std::vector<scoped_refptr<RefCountedPageProto> >& pages, 22 bool has_next_page, 23 bool has_prev_page); 24 ~ArticleDistillationUpdate(); 25 26 // Returns the distilled page at |index|. 27 const DistilledPageProto& GetDistilledPage(size_t index) const; 28 29 // Returns the size of distilled pages in this update. GetPagesSize()30 size_t GetPagesSize() const { return pages_.size(); } 31 32 // Returns true, if article has a next page that is currently under 33 // distillation and that is not part of the distilled pages included in this 34 // update. HasNextPage()35 bool HasNextPage() const { return has_next_page_; } 36 37 // Returns true if article has a previous page that is currently under 38 // distillation and that is not part of the distilled pages included in this 39 // update. HasPrevPage()40 bool HasPrevPage() const { return has_prev_page_; } 41 42 private: 43 bool has_next_page_; 44 bool has_prev_page_; 45 // Currently available pages. 46 std::vector<scoped_refptr<RefCountedPageProto> > pages_; 47 }; 48 49 } // namespace dom_distiller 50 51 #endif // COMPONENTS_DOM_DISTILLER_CORE_ARTICLE_DISTILLATION_UPDATE_H_ 52