Mercurial > hg > orthanc-stone
annotate Framework/Loaders/BasicFetchingStrategy.h @ 1270:2d8ab34c8c91
upgrade to year 2020
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 31 Jan 2020 17:34:29 +0100 |
| parents | 51976977d2d3 |
| children | 8a0a62189f46 |
| rev | line source |
|---|---|
| 708 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
1270
2d8ab34c8c91
upgrade to year 2020
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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changeset
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 708 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #pragma once | |
| 23 | |
| 24 #include "IFetchingItemsSorter.h" | |
| 25 #include "IFetchingStrategy.h" | |
| 26 | |
| 27 #include <memory> | |
| 28 | |
| 29 namespace OrthancStone | |
| 30 { | |
| 31 class BasicFetchingStrategy : public IFetchingStrategy | |
| 32 { | |
| 33 private: | |
| 34 class ContentItem | |
| 35 { | |
| 36 private: | |
| 37 unsigned int item_; | |
| 38 unsigned int quality_; | |
| 39 | |
| 40 public: | |
| 41 ContentItem(unsigned int item, | |
| 42 unsigned int quality) : | |
| 43 item_(item), | |
| 44 quality_(quality) | |
| 45 { | |
| 46 } | |
| 47 | |
| 48 unsigned int GetItem() const | |
| 49 { | |
| 50 return item_; | |
| 51 } | |
| 52 | |
| 53 unsigned int GetQuality() const | |
| 54 { | |
| 55 return quality_; | |
| 56 } | |
| 57 }; | |
| 58 | |
| 59 std::auto_ptr<IFetchingItemsSorter> sorter_; | |
| 60 std::vector<unsigned int> nextQuality_; | |
| 61 unsigned int maxQuality_; | |
| 62 std::vector<ContentItem> content_; | |
| 63 size_t position_; | |
| 64 unsigned int blockSize_; | |
| 65 | |
| 66 void Schedule(unsigned int item, | |
| 67 unsigned int quality); | |
| 68 | |
| 69 public: | |
| 70 BasicFetchingStrategy(IFetchingItemsSorter* sorter, // Takes ownership | |
| 71 unsigned int maxQuality); | |
| 72 | |
| 73 virtual unsigned int GetItemsCount() const | |
| 74 { | |
| 75 return sorter_->GetItemsCount(); | |
| 76 } | |
| 77 | |
| 78 virtual unsigned int GetMaxQuality() const | |
| 79 { | |
| 80 return maxQuality_; | |
| 81 } | |
| 82 | |
| 83 // WARNING - This parameters is only considered during the next | |
| 84 // call to SetCurrent(). | |
| 85 void SetBlockSize(unsigned int size); | |
| 86 | |
| 87 virtual bool GetNext(unsigned int& item, | |
| 88 unsigned int& quality); | |
| 89 | |
| 90 virtual void SetCurrent(unsigned int item); | |
| 91 | |
| 92 virtual void RecycleFurthest(unsigned int& item); | |
| 93 }; | |
| 94 } |