Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/FixedPointAligner.h @ 1919:ed4831e08961
added DicomInstanceParameters::CreateOverlayTexture()
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 21 Mar 2022 15:50:29 +0100 |
parents | 7053b8a0aaec |
children | 9c0adcc8feec |
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596 | 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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
596 | 7 * |
8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
596 | 10 * as published by the Free Software Foundation, either version 3 of |
11 * the License, or (at your option) any later version. | |
12 * | |
13 * This program is distributed in the hope that it will be useful, but | |
14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
596 | 21 **/ |
22 | |
23 #pragma once | |
24 | |
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25 #include "../../Scene2DViewport/PredeclaredTypes.h" |
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26 #include "../../Scene2D/ScenePoint2D.h" |
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27 #include "../../Viewport/IViewport.h" |
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28 |
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29 #include <boost/weak_ptr.hpp> |
596 | 30 |
31 namespace OrthancStone | |
32 { | |
33 namespace Internals | |
34 { | |
35 // During a mouse event that modifies the view of a scene, keeps | |
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36 // one point (the pivot) at a fixed position on the canvas |
596 | 37 class FixedPointAligner : public boost::noncopyable |
38 { | |
39 private: | |
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40 boost::weak_ptr<IViewport> viewport_; |
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41 ScenePoint2D pivot_; |
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42 ScenePoint2D canvas_; |
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43 |
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44 /** |
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45 This will return a scoped lock to the viewport. |
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46 If the viewport does not exist anymore, then nullptr is returned. |
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47 */ |
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48 IViewport::ILock* GetViewportLock(); |
596 | 49 |
50 public: | |
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51 FixedPointAligner(boost::weak_ptr<IViewport> viewport, |
617 | 52 const ScenePoint2D& p); |
596 | 53 |
54 void Apply(); | |
55 }; | |
56 } | |
57 } |