Mercurial > hg > orthanc-stone

comparison Framework/Toolbox/ParallelSlicesCursor.h @ 0:351ab0da0150

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
initial commit
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 14 Oct 2016 15:34:11 +0200
parents
children 7207a407bcd8
comparison
equal deleted inserted replaced
-1:000000000000 0:351ab0da0150
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 *
6 * This program is free software: you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation, either version 3 of the
9 * License, or (at your option) any later version.
10 *
11 * In addition, as a special exception, the copyright holders of this
12 * program give permission to link the code of its release with the
13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
14 * that use the same license as the "OpenSSL" library), and distribute
15 * the linked executables. You must obey the GNU General Public License
16 * in all respects for all of the code used other than "OpenSSL". If you
17 * modify file(s) with this exception, you may extend this exception to
18 * your version of the file(s), but you are not obligated to do so. If
19 * you do not wish to do so, delete this exception statement from your
20 * version. If you delete this exception statement from all source files
21 * in the program, then also delete it here.
22 *
23 * This program is distributed in the hope that it will be useful, but
24 * WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
26 * General Public License for more details.
27 *
28 * You should have received a copy of the GNU General Public License
29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
30 **/
31
32
33 #pragma once
34
35 #include "ParallelSlices.h"
36 #include "../Enumerations.h"
37
38 #include <boost/thread/mutex.hpp>
39
40 namespace OrthancStone
41 {
42 // This class is thread-safe
43 class ParallelSlicesCursor : public boost::noncopyable
44 {
45 private:
46 boost::mutex mutex_;
47 std::auto_ptr<ParallelSlices> slices_;
48 size_t currentSlice_;
49
50 size_t GetDefaultSlice();
51
52 public:
53 ParallelSlicesCursor() :
54 currentSlice_(0)
55 {
56 }
57
58 void SetGeometry(const ParallelSlices& slices);
59
60 size_t GetSliceCount();
61
62 SliceGeometry GetSlice(size_t slice);
63
64 SliceGeometry GetCurrentSlice();
65
66 // Returns "true" iff. the slice has actually changed
67 bool SetDefaultSlice();
68
69 // Returns "true" iff. the slice has actually changed
70 bool ApplyOffset(SliceOffsetMode mode,
71 int offset);
72
73 // Returns "true" iff. the slice has actually changed
74 bool ApplyWheelEvent(MouseWheelDirection direction,
75 KeyboardModifiers modifiers);
76
77 // Returns "true" iff. the slice has actually changed
78 bool LookupSliceContainingPoint(const Vector& p);
79 };
80 }