Mercurial > hg > orthanc-stone
comparison OrthancStone/Sources/Scene2DViewport/CreateLineMeasureTracker.cpp @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Scene2DViewport/CreateLineMeasureTracker.cpp@30deba7bc8e2 |
children | 85e117739eca |
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1511:9dfeee74c1e6 | 1512:244ad1e4e76a |
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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 #include "CreateLineMeasureTracker.h" | |
22 #include "CreateLineMeasureCommand.h" | |
23 | |
24 #include <OrthancException.h> | |
25 | |
26 namespace OrthancStone | |
27 { | |
28 CreateLineMeasureTracker::CreateLineMeasureTracker( | |
29 boost::shared_ptr<IViewport> viewport, | |
30 const PointerEvent& e) | |
31 : CreateMeasureTracker(viewport) | |
32 { | |
33 ScenePoint2D point = e.GetMainPosition(); | |
34 { | |
35 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock()); | |
36 ViewportController& controller = lock->GetController(); | |
37 point = e.GetMainPosition().Apply(controller.GetScene().GetCanvasToSceneTransform()); | |
38 } | |
39 command_.reset(new CreateLineMeasureCommand(viewport, point)); | |
40 } | |
41 | |
42 CreateLineMeasureTracker::~CreateLineMeasureTracker() | |
43 { | |
44 | |
45 } | |
46 | |
47 void CreateLineMeasureTracker::PointerMove(const PointerEvent& event) | |
48 { | |
49 if (!alive_) | |
50 { | |
51 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, | |
52 "Internal error: wrong state in CreateLineMeasureTracker::" | |
53 "PointerMove: active_ == false"); | |
54 } | |
55 | |
56 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock()); | |
57 ViewportController& controller = lock->GetController(); | |
58 | |
59 ScenePoint2D scenePos = event.GetMainPosition().Apply( | |
60 controller.GetScene().GetCanvasToSceneTransform()); | |
61 | |
62 //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " << | |
63 // "scenePos.GetY() = " << scenePos.GetY(); | |
64 | |
65 CreateLineMeasureTracker* concreteThis = | |
66 dynamic_cast<CreateLineMeasureTracker*>(this); | |
67 assert(concreteThis != NULL); | |
68 GetCommand()->SetEnd(scenePos); | |
69 } | |
70 | |
71 void CreateLineMeasureTracker::PointerUp(const PointerEvent& e) | |
72 { | |
73 // TODO: the current app does not prevent multiple PointerDown AND | |
74 // PointerUp to be sent to the tracker. | |
75 // Unless we augment the PointerEvent structure with the button index, | |
76 // we cannot really tell if this pointer up event matches the initial | |
77 // pointer down event. Let's make it simple for now. | |
78 alive_ = false; | |
79 } | |
80 | |
81 void CreateLineMeasureTracker::PointerDown(const PointerEvent& e) | |
82 { | |
83 LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) " | |
84 "are ignored when the line measure creation tracker is active"; | |
85 } | |
86 | |
87 boost::shared_ptr<CreateLineMeasureCommand> CreateLineMeasureTracker::GetCommand() | |
88 { | |
89 return boost::dynamic_pointer_cast<CreateLineMeasureCommand>(command_); | |
90 } | |
91 } |