Mercurial > hg > orthanc-stone
comparison OrthancStone/Sources/Scene2D/GrayscaleWindowingSceneTracker.h @ 1533:82279abb92d0
GrayscaleWindowingSceneTracker
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 07 Aug 2020 15:55:59 +0200 |
parents | |
children | 4fb8fdf03314 |
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1532:c7a37c3a0b8e | 1533:82279abb92d0 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium | |
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 | |
25 #include "../Scene2DViewport/OneGesturePointerTracker.h" | |
26 #include "../Viewport/IViewport.h" | |
27 #include "Internals/FixedPointAligner.h" | |
28 | |
29 #include <boost/weak_ptr.hpp> | |
30 | |
31 namespace OrthancStone | |
32 { | |
33 class GrayscaleWindowingSceneTracker : public OneGesturePointerTracker | |
34 { | |
35 private: | |
36 bool active_; | |
37 int layerIndex_; | |
38 double normalization_; | |
39 float originalCenter_; | |
40 float originalWidth_; | |
41 double clickX_; | |
42 double clickY_; | |
43 | |
44 void SetWindowing(float center, | |
45 float width); | |
46 | |
47 public: | |
48 GrayscaleWindowingSceneTracker(boost::shared_ptr<IViewport> viewport, | |
49 int layerIndex, | |
50 const PointerEvent& event, | |
51 unsigned int canvasWidth, | |
52 unsigned int canvasHeight); | |
53 | |
54 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE; | |
55 | |
56 virtual void Cancel() ORTHANC_OVERRIDE; | |
57 }; | |
58 } |