Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/OneGesturePointerTracker.h @ 1739:9ac2a65d4172

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
upgrade to year 2021
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 06 Jan 2021 17:50:00 +0100
parents 874e178f34e9
children 3889ae96d2e9
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
1739
9ac2a65d4172 upgrade to year 2021
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1606
diff changeset
5 * Copyright (C) 2017-2021 Osimis S.A., Belgium
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
6 *
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
7 * 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
8 * 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
9 * 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
10 * 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
11 *
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
12 * 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
13 * 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
14 * 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
15 * 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
16 *
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
17 * 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
18 * 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
19 * <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
20 **/
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 #pragma once
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
23
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
24 #include "IFlexiblePointerTracker.h"
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
25
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
26 #include "../Viewport/IViewport.h"
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
27
1564
e731e62692a9 upgrading Orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1512
diff changeset
28 #include <Compatibility.h> // For ORTHANC_OVERRIDE
e731e62692a9 upgrading Orthanc framework
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1512
diff changeset
29
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
30 #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
31 #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
32
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
33 namespace OrthancStone
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 /**
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
36 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
37 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
38 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
39
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
40 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
41 - subclass this class
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
42 - 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
43 - 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
44 - 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
45
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
46 */
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
47 class OneGesturePointerTracker : public IFlexiblePointerTracker
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
48 {
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
49 private:
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
50 bool alive_;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
51 int currentTouchCount_;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
52
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
53 protected:
1606
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
54 boost::weak_ptr<IViewport> viewport_;
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
55
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
56 /**
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
57 This will return a scoped lock to the viewport.
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
58 If the viewport does not exist anymore, then nullptr is returned.
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
59 */
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
60 IViewport::ILock* GetViewportLock();
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
61
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
62 public:
1606
874e178f34e9 - ViewportController now has weak ptr to Viewport
Benjamin Golinvaux <bgo@osimis.io>
parents: 1598
diff changeset
63 explicit OneGesturePointerTracker(boost::weak_ptr<IViewport> viewport);
1571
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
64
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
65 virtual void PointerUp(const PointerEvent& event) ORTHANC_OVERRIDE;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
66
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
67 virtual void PointerDown(const PointerEvent& event) ORTHANC_OVERRIDE;
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
68
85e117739eca cppcheck
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
69 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
70 };
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
71 }
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
Benjamin Golinvaux <bgo@osimis.io>
parents:
diff changeset
72