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comparison Framework/Scene2DViewport/CreateLineMeasureTracker.cpp @ 698:8b6adfb62a2f refactor-viewport-controller

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Code is broken -- stashing ongoing work in a branch
author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 15 May 2019 16:56:17 +0200
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children 059e1fd05fd6
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660:cb3b76d16234 698:8b6adfb62a2f
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 #include "CreateLineMeasureTracker.h"
22 #include <Core/OrthancException.h>
23
24 using namespace Orthanc;
25
26 namespace OrthancStone
27 {
28 CreateLineMeasureTracker::CreateLineMeasureTracker(
29 MessageBroker& broker,
30 Scene2DWPtr sceneW,
31 std::vector<TrackerCommandPtr>& undoStack,
32 MeasureToolList& measureTools,
33 const PointerEvent& e)
34 : CreateMeasureTracker(sceneW, undoStack, measureTools)
35 {
36 Scene2DPtr scene = sceneW.lock();
37 command_.reset(
38 new CreateLineMeasureCommand(
39 broker,
40 sceneW,
41 measureTools,
42 e.GetMainPosition().Apply(scene->GetCanvasToSceneTransform())));
43 }
44
45 CreateLineMeasureTracker::~CreateLineMeasureTracker()
46 {
47
48 }
49
50 void CreateLineMeasureTracker::PointerMove(const PointerEvent& event)
51 {
52 Scene2DPtr scene = scene_.lock();
53 assert(scene);
54
55 if (!active_)
56 {
57 throw OrthancException(ErrorCode_InternalError,
58 "Internal error: wrong state in CreateLineMeasureTracker::"
59 "PointerMove: active_ == false");
60 }
61
62 ScenePoint2D scenePos = event.GetMainPosition().Apply(
63 scene->GetCanvasToSceneTransform());
64
65 //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " <<
66 // "scenePos.GetY() = " << scenePos.GetY();
67
68 CreateLineMeasureTracker* concreteThis =
69 dynamic_cast<CreateLineMeasureTracker*>(this);
70 assert(concreteThis != NULL);
71 GetCommand()->SetEnd(scenePos);
72 }
73
74 void CreateLineMeasureTracker::PointerUp(const PointerEvent& e)
75 {
76 // TODO: the current app does not prevent multiple PointerDown AND
77 // PointerUp to be sent to the tracker.
78 // Unless we augment the PointerEvent structure with the button index,
79 // we cannot really tell if this pointer up event matches the initial
80 // pointer down event. Let's make it simple for now.
81 active_ = false;
82 }
83
84 void CreateLineMeasureTracker::PointerDown(const PointerEvent& e)
85 {
86 LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) "
87 "are ignored when the line measure creation tracker is active";
88 }
89
90 CreateLineMeasureCommandPtr CreateLineMeasureTracker::GetCommand()
91 {
92 return boost::dynamic_pointer_cast<CreateLineMeasureCommand>(command_);
93 }
94
95 }