Mercurial > hg > orthanc-stone

comparison Framework/Scene2DViewport/CreateAngleMeasureTracker.cpp @ 728:8190213e2279 am-dev

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Merged default into am-dev
author Alain Mazy <am@osimis.io>
date Tue, 21 May 2019 13:25:58 +0200
parents 28b9e3a54200
children 8e31b174ab26
comparison
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690:f185cfcb72a0 728:8190213e2279
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 "CreateAngleMeasureTracker.h"
22 #include <Core/OrthancException.h>
23
24 using namespace Orthanc;
25
26 namespace OrthancStone
27 {
28 CreateAngleMeasureTracker::CreateAngleMeasureTracker(
29 MessageBroker& broker,
30 ViewportControllerWPtr controllerW,
31 const PointerEvent& e)
32 : CreateMeasureTracker(controllerW)
33 , state_(CreatingSide1)
34 {
35 command_.reset(
36 new CreateAngleMeasureCommand(
37 broker,
38 controllerW,
39 e.GetMainPosition().Apply(GetScene()->GetCanvasToSceneTransform())));
40 }
41
42 CreateAngleMeasureTracker::~CreateAngleMeasureTracker()
43 {
44 }
45
46 void CreateAngleMeasureTracker::PointerMove(const PointerEvent& event)
47 {
48 assert(GetScene());
49
50 if (!alive_)
51 {
52 throw OrthancException(ErrorCode_InternalError,
53 "Internal error: wrong state in CreateAngleMeasureTracker::"
54 "PointerMove: active_ == false");
55 }
56
57 ScenePoint2D scenePos = event.GetMainPosition().Apply(
58 GetScene()->GetCanvasToSceneTransform());
59
60 switch (state_)
61 {
62 case CreatingSide1:
63 GetCommand()->SetCenter(scenePos);
64 break;
65 case CreatingSide2:
66 GetCommand()->SetSide2End(scenePos);
67 break;
68 default:
69 throw OrthancException(ErrorCode_InternalError,
70 "Wrong state in CreateAngleMeasureTracker::"
71 "PointerMove: state_ invalid");
72 }
73 //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " <<
74 // "scenePos.GetY() = " << scenePos.GetY();
75 }
76
77 void CreateAngleMeasureTracker::PointerUp(const PointerEvent& e)
78 {
79 // TODO: the current app does not prevent multiple PointerDown AND
80 // PointerUp to be sent to the tracker.
81 // Unless we augment the PointerEvent structure with the button index,
82 // we cannot really tell if this pointer up event matches the initial
83 // pointer down event. Let's make it simple for now.
84
85 switch (state_)
86 {
87 case CreatingSide1:
88 state_ = CreatingSide2;
89 break;
90 case CreatingSide2:
91 throw OrthancException(ErrorCode_InternalError,
92 "Wrong state in CreateAngleMeasureTracker::"
93 "PointerUp: state_ == CreatingSide2 ; this should not happen");
94 break;
95 default:
96 throw OrthancException(ErrorCode_InternalError,
97 "Wrong state in CreateAngleMeasureTracker::"
98 "PointerMove: state_ invalid");
99 }
100 }
101
102 void CreateAngleMeasureTracker::PointerDown(const PointerEvent& e)
103 {
104 switch (state_)
105 {
106 case CreatingSide1:
107 throw OrthancException(ErrorCode_InternalError,
108 "Wrong state in CreateAngleMeasureTracker::"
109 "PointerDown: state_ == CreatingSide1 ; this should not happen");
110 break;
111 case CreatingSide2:
112 // we are done
113 alive_ = false;
114 break;
115 default:
116 throw OrthancException(ErrorCode_InternalError,
117 "Wrong state in CreateAngleMeasureTracker::"
118 "PointerMove: state_ invalid");
119 }
120 }
121
122 CreateAngleMeasureCommandPtr CreateAngleMeasureTracker::GetCommand()
123 {
124 return boost::dynamic_pointer_cast<CreateAngleMeasureCommand>(command_);
125 }
126
127 }