Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Loaders/BasicFetchingStrategy.h @ 1628:555870323ebc
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sat, 07 Nov 2020 00:08:45 +0100 |
| parents | 8563ea5d8ae4 |
| children | 9ac2a65d4172 |
| 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 | |
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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 | |
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8 * modify it under the terms of the GNU Lesser General Public License |
| 708 | 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 | |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Lesser General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
| 708 | 20 **/ |
| 21 | |
| 22 | |
| 23 #pragma once | |
| 24 | |
| 25 #include "IFetchingItemsSorter.h" | |
| 26 #include "IFetchingStrategy.h" | |
| 27 | |
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28 #include <Compatibility.h> |
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29 |
| 708 | 30 #include <memory> |
| 31 | |
| 32 namespace OrthancStone | |
| 33 { | |
| 34 class BasicFetchingStrategy : public IFetchingStrategy | |
| 35 { | |
| 36 private: | |
| 37 class ContentItem | |
| 38 { | |
| 39 private: | |
| 40 unsigned int item_; | |
| 41 unsigned int quality_; | |
| 42 | |
| 43 public: | |
| 44 ContentItem(unsigned int item, | |
| 45 unsigned int quality) : | |
| 46 item_(item), | |
| 47 quality_(quality) | |
| 48 { | |
| 49 } | |
| 50 | |
| 51 unsigned int GetItem() const | |
| 52 { | |
| 53 return item_; | |
| 54 } | |
| 55 | |
| 56 unsigned int GetQuality() const | |
| 57 { | |
| 58 return quality_; | |
| 59 } | |
| 60 }; | |
| 61 | |
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62 std::unique_ptr<IFetchingItemsSorter> sorter_; |
| 708 | 63 std::vector<unsigned int> nextQuality_; |
| 64 unsigned int maxQuality_; | |
| 65 std::vector<ContentItem> content_; | |
| 66 size_t position_; | |
| 67 unsigned int blockSize_; | |
| 68 | |
| 69 void Schedule(unsigned int item, | |
| 70 unsigned int quality); | |
| 71 | |
| 72 public: | |
| 73 BasicFetchingStrategy(IFetchingItemsSorter* sorter, // Takes ownership | |
| 74 unsigned int maxQuality); | |
| 75 | |
| 1571 | 76 virtual unsigned int GetItemsCount() const ORTHANC_OVERRIDE |
| 708 | 77 { |
| 78 return sorter_->GetItemsCount(); | |
| 79 } | |
| 80 | |
| 1571 | 81 virtual unsigned int GetMaxQuality() const ORTHANC_OVERRIDE |
| 708 | 82 { |
| 83 return maxQuality_; | |
| 84 } | |
| 85 | |
| 86 // WARNING - This parameters is only considered during the next | |
| 87 // call to SetCurrent(). | |
| 88 void SetBlockSize(unsigned int size); | |
| 89 | |
| 90 virtual bool GetNext(unsigned int& item, | |
| 1571 | 91 unsigned int& quality) ORTHANC_OVERRIDE; |
| 708 | 92 |
| 1571 | 93 virtual void SetCurrent(unsigned int item) ORTHANC_OVERRIDE; |
| 708 | 94 |
| 1571 | 95 virtual void RecycleFurthest(unsigned int& item) ORTHANC_OVERRIDE; |
| 708 | 96 }; |
| 97 } |