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comparison Framework/Scene2DViewport/EditLineMeasureTracker.cpp @ 866:c71ef52602a0 toa2019062501

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Added the ability to edit existing measuring tools (demo not updated yet)
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 25 Jun 2019 17:54:46 +0200
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children 60a403f01c31
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865:a29c13497557 866:c71ef52602a0
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 "EditLineMeasureTracker.h"
22
23 namespace OrthancStone
24 {
25 EditLineMeasureTracker::EditLineMeasureTracker(
26 boost::shared_ptr<LineMeasureTool> measureTool,
27 MessageBroker& broker,
28 boost::weak_ptr<ViewportController> controllerW,
29 const PointerEvent& e)
30 : EditMeasureTracker(controllerW, e)
31 {
32 ScenePoint2D scenePos = e.GetMainPosition().Apply(
33 GetScene()->GetCanvasToSceneTransform());
34
35 modifiedZone_ = measureTool->LineHitTest(scenePos);
36
37 command_.reset(
38 new EditLineMeasureCommand(
39 measureTool,
40 broker,
41 controllerW));
42 }
43
44 EditLineMeasureTracker::~EditLineMeasureTracker()
45 {
46
47 }
48
49 void EditLineMeasureTracker::PointerMove(const PointerEvent& e)
50 {
51 ScenePoint2D scenePos = e.GetMainPosition().Apply(
52 GetScene()->GetCanvasToSceneTransform());
53
54 ScenePoint2D delta = scenePos - GetOriginalClickPosition();
55
56 boost::shared_ptr<LineMeasureToolMemento> memento =
57 boost::dynamic_pointer_cast<LineMeasureToolMemento>(command_->mementoOriginal_);
58
59 ORTHANC_ASSERT(memento.get() != NULL);
60
61 switch (modifiedZone_)
62 {
63 case LineMeasureTool::LineHighlightArea_Start:
64 {
65 ScenePoint2D newStart = memento->start_ + delta;
66 GetCommand()->SetStart(newStart);
67 }
68 break;
69 case LineMeasureTool::LineHighlightArea_End:
70 {
71 ScenePoint2D newEnd = memento->end_ + delta;
72 GetCommand()->SetEnd(newEnd);
73 }
74 break;
75 case LineMeasureTool::LineHighlightArea_Segment:
76 {
77 ScenePoint2D newStart = memento->start_ + delta;
78 ScenePoint2D newEnd = memento->end_ + delta;
79 GetCommand()->SetStart(newStart);
80 GetCommand()->SetEnd(newEnd);
81 }
82 break;
83 default:
84 LOG(WARN) << "Warning: please retry the measuring tool editing operation!";
85 break;
86 }
87 }
88
89 void EditLineMeasureTracker::PointerUp(const PointerEvent& e)
90 {
91 alive_ = false;
92 }
93
94 void EditLineMeasureTracker::PointerDown(const PointerEvent& e)
95 {
96 LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) "
97 "are ignored when the edit line tracker is active";
98 }
99
100 boost::shared_ptr<EditLineMeasureCommand> EditLineMeasureTracker::GetCommand()
101 {
102 boost::shared_ptr<EditLineMeasureCommand> ret = boost::dynamic_pointer_cast<EditLineMeasureCommand>(command_);
103 ORTHANC_ASSERT(ret.get() != NULL, "Internal error in EditLineMeasureTracker::GetCommand()");
104 return ret;
105 }
106
107 }