Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/ZoomSceneTracker.cpp @ 2044:c9dadbe7c7b0 deep-learning
notes
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Sun, 05 Mar 2023 15:05:58 +0100 |
| parents | 5a434f5889f8 |
| children | 07964689cb0b |
| rev | line source |
|---|---|
| 596 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
1871
7053b8a0aaec
upgrade to year 2022
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1870
diff
changeset
|
5 * Copyright (C) 2017-2022 Osimis S.A., Belgium |
|
7053b8a0aaec
upgrade to year 2022
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1870
diff
changeset
|
6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 596 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
9 * modify it under the terms of the GNU Lesser General Public License |
| 596 | 10 * as published by the Free Software Foundation, either version 3 of |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
16 * Lesser General Public License for more details. |
|
1596
4fb8fdf03314
removed annoying whitespace
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1512
diff
changeset
|
17 * |
|
1598
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
18 * You should have received a copy of the GNU Lesser General Public |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
19 * License along with this program. If not, see |
|
8563ea5d8ae4
relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1596
diff
changeset
|
20 * <http://www.gnu.org/licenses/>. |
| 596 | 21 **/ |
| 22 | |
| 23 | |
| 24 #include "ZoomSceneTracker.h" | |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
25 |
|
736
c0fcb2757b0a
enforce relative includes
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
700
diff
changeset
|
26 #include "../Scene2DViewport/ViewportController.h" |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
27 #include "../Viewport/ViewportLocker.h" |
| 596 | 28 |
| 29 namespace OrthancStone | |
| 30 { | |
|
1606
874e178f34e9
- ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents:
1598
diff
changeset
|
31 ZoomSceneTracker::ZoomSceneTracker(boost::weak_ptr<IViewport> viewport, |
| 596 | 32 const PointerEvent& event, |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
33 unsigned int canvasHeight) : |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
34 viewport_(viewport), |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
35 clickY_(event.GetMainPosition().GetY()) |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
36 { |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
37 ViewportLocker locker(viewport_); |
|
1305
a5326ce4f24b
Trackers and measuring tools now use the viewport instead of ViewportController, so that proper locks can be used
Benjamin Golinvaux <bgo@osimis.io>
parents:
1270
diff
changeset
|
38 |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
39 if (locker.IsValid()) |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
40 { |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
41 originalSceneToCanvas_ = locker.GetController().GetSceneToCanvasTransform(); |
|
1305
a5326ce4f24b
Trackers and measuring tools now use the viewport instead of ViewportController, so that proper locks can be used
Benjamin Golinvaux <bgo@osimis.io>
parents:
1270
diff
changeset
|
42 |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
43 if (canvasHeight > 3) |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
44 { |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
45 normalization_ = 1.0 / static_cast<double>(canvasHeight - 1); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
46 aligner_.reset(new Internals::FixedPointAligner(locker.GetController(), event.GetMainPosition())); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
47 } |
| 596 | 48 } |
| 49 } | |
| 50 | |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
51 void ZoomSceneTracker::PointerMove(const PointerEvent& event, |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
52 const Scene2D& scene) |
| 596 | 53 { |
| 54 static const double MIN_ZOOM = -4; | |
| 55 static const double MAX_ZOOM = 4; | |
| 56 | |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
57 if (aligner_.get() != NULL) |
| 596 | 58 { |
| 59 double y = event.GetMainPosition().GetY(); | |
|
700
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
60 |
|
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
61 // In the range [-1,1] |
|
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
62 double dy = static_cast<double>(y - clickY_) * normalization_; |
|
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
63 |
| 596 | 64 double z; |
| 65 | |
| 66 // Linear interpolation from [-1, 1] to [MIN_ZOOM, MAX_ZOOM] | |
| 67 if (dy < -1.0) | |
| 68 { | |
| 69 z = MIN_ZOOM; | |
| 70 } | |
| 71 else if (dy > 1.0) | |
| 72 { | |
| 73 z = MAX_ZOOM; | |
| 74 } | |
| 75 else | |
| 76 { | |
| 77 z = MIN_ZOOM + (MAX_ZOOM - MIN_ZOOM) * (dy + 1.0) / 2.0; | |
| 78 } | |
| 79 | |
| 80 double zoom = pow(2.0, z); | |
| 81 | |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
82 ViewportLocker locker(viewport_); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
83 |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
84 if (locker.IsValid()) |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
85 { |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
86 locker.GetController().SetSceneToCanvasTransform( |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
87 AffineTransform2D::Combine( |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
88 AffineTransform2D::CreateScaling(zoom, zoom), |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
89 originalSceneToCanvas_)); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
90 aligner_->Apply(locker.GetController()); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
91 locker.Invalidate(); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
92 } |
| 596 | 93 } |
| 94 } | |
|
700
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
95 |
|
1975
5a434f5889f8
starting pixel probe
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1972
diff
changeset
|
96 void ZoomSceneTracker::Cancel(const Scene2D& scene) |
|
700
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
97 { |
|
1972
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
98 ViewportLocker locker(viewport_); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
99 |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
100 if (locker.IsValid()) |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
101 { |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
102 locker.GetController().SetSceneToCanvasTransform(originalSceneToCanvas_); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
103 locker.Invalidate(); |
|
9c0adcc8feec
refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1871
diff
changeset
|
104 } |
|
700
059e1fd05fd6
Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
617
diff
changeset
|
105 } |
| 596 | 106 } |