Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/OneGesturePointerTracker.h @ 1980:0aac8f552d89

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
added pixel probe to the Stone Web viewer toolbar
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sun, 30 Oct 2022 10:26:32 +0100
parents 9c0adcc8feec
children 07964689cb0b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
1 /**
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
2 * Stone of Orthanc
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
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
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
7 *
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
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: 1571
diff changeset
9 * modify it under the terms of the GNU Lesser General Public License
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
10 * as published by the Free Software Foundation, either version 3 of
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
11 * the License, or (at your option) any later version.
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
12 *
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
13 * This program is distributed in the hope that it will be useful, but
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
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: 1571
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: 1571
diff changeset
16 * Lesser General Public License for more details.
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
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: 1571
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: 1571
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: 1571
diff changeset
20 * <http://www.gnu.org/licenses/>.
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
21 **/
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
22
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
23 #pragma once
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
24
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
25 #include "IFlexiblePointerTracker.h"
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
26
1564
e731e62692a9 upgrading Orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1512
diff changeset
27 #include <Compatibility.h> // For ORTHANC_OVERRIDE
e731e62692a9 upgrading Orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1512
diff changeset
28
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
29 #include <boost/shared_ptr.hpp>
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
30 #include <boost/weak_ptr.hpp>
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
31
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
32 namespace OrthancStone
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
33 {
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
34 /**
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
35 This base is class allows to write simple trackers that deal with single
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
parents: 700
diff changeset
36 drag gestures with only one touch. It is *not* suitable for multi-touch and
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
parents: 700
diff changeset
37 multi-state trackers where various mouse operations need to be handled.
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
38
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
39 In order to write such a tracker:
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
40 - subclass this class
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
41 - you may store the initial click/touch position in the constructor
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
42 - implement PointerMove to react to pointer/touch events
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
43 - implement Cancel to restore the state at initial tracker creation time
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
parents: 700
diff changeset
44
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
45 */
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
46 class OneGesturePointerTracker : public IFlexiblePointerTracker
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
47 {
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
48 private:
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
49 bool alive_;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
50 int currentTouchCount_;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
51
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
52 public:
1972
9c0adcc8feec refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
53 explicit OneGesturePointerTracker();
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
54
1972
9c0adcc8feec refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
55 virtual void PointerUp(const PointerEvent& event,
9c0adcc8feec refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
56 const Scene2D& scene) ORTHANC_OVERRIDE;
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
57
1972
9c0adcc8feec refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
58 virtual void PointerDown(const PointerEvent& event,
9c0adcc8feec refactoring to simplify OneGesturePointerTracker
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
59 const Scene2D& scene) ORTHANC_OVERRIDE;
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
60
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
61 virtual bool IsAlive() const ORTHANC_OVERRIDE;
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
62 };
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
63 }
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
64