Mercurial > hg > orthanc-stone
comparison Framework/Scene2D/Internals/FixedPointAligner.h @ 596:b716763571ad
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 Apr 2019 17:05:14 +0200 |
parents | |
children | 7efa2543699d |
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595:6e471e6cf09b | 596:b716763571ad |
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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) 2017-2019 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 #include "../Scene2D.h" | |
25 #include "../ScenePoint2D.h" | |
26 | |
27 namespace OrthancStone | |
28 { | |
29 namespace Internals | |
30 { | |
31 // During a mouse event that modifies the view of a scene, keeps | |
32 // one point (the pivot) at the same position on the canvas | |
33 class FixedPointAligner : public boost::noncopyable | |
34 { | |
35 private: | |
36 Scene2D& scene_; | |
37 ScenePoint2D pivot_; | |
38 ScenePoint2D canvas_; | |
39 | |
40 public: | |
41 FixedPointAligner(Scene2D& scene, | |
42 const ScenePoint2D& p, | |
43 unsigned int canvasWidth, | |
44 unsigned int canvasHeight); | |
45 | |
46 void Apply(); | |
47 }; | |
48 } | |
49 } |