Mercurial > hg > orthanc-stone
comparison Framework/Scene2D/PointerEvent.cpp @ 596:b716763571ad
IPointerTracker
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 #include "PointerEvent.h" | |
23 | |
24 #include <Core/OrthancException.h> | |
25 | |
26 namespace OrthancStone | |
27 { | |
28 PointerEvent::PointerEvent() : | |
29 hasAltModifier_(false), | |
30 hasControlModifier_(false), | |
31 hasShiftModifier_(false) | |
32 { | |
33 } | |
34 | |
35 | |
36 ScenePoint2D PointerEvent::GetMainPosition() const | |
37 { | |
38 if (positions_.empty()) | |
39 { | |
40 return ScenePoint2D(0, 0); | |
41 } | |
42 else | |
43 { | |
44 return positions_[0]; | |
45 } | |
46 } | |
47 | |
48 | |
49 // Add the center of the pixel | |
50 void PointerEvent::AddIntegerPosition(int x, | |
51 int y) | |
52 { | |
53 AddPosition(static_cast<double>(x) + 0.5, | |
54 static_cast<double>(y) + 0.5); | |
55 } | |
56 | |
57 | |
58 ScenePoint2D PointerEvent::GetPosition(size_t index) const | |
59 { | |
60 if (index < positions_.size()) | |
61 { | |
62 return positions_[index]; | |
63 } | |
64 else | |
65 { | |
66 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
67 } | |
68 } | |
69 } |