Mercurial > hg > orthanc-stone

annotate Framework/Viewport/IViewport.h @ 1213:86a8266b8888 broker

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
moving the scene from IViewport to ViewportController
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 04 Dec 2019 17:54:10 +0100
parents 00e6bff9ea39
children 9efa66d8d3f8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21 #pragma once
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22
905
88bf49aebc13 introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents: 891
diff changeset
23 #include "../Scene2D/ICompositor.h"
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "../Scene2D/Scene2D.h"
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include "../Scene2D/ScenePoint2D.h"
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 namespace OrthancStone
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 {
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 /**
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 * Class that combines a Scene2D with a canvas where to draw the
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 * scene. A call to "Refresh()" will update the content of the
1203
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
32 * canvas. A "IViewport" can possibly be accessed from several
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
33 * threads depending on the rendering back-end (e.g. in SDL or Qt):
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
34 * The "ILock" subclass implements the locking mechanism to modify
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
35 * the content of the scene.
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
36 *
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
37 * NB: The lock must be a "recursive_mutex", as the viewport
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
38 * controller can lock it a second time (TODO - Why so?).
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 **/
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 class IViewport : public boost::noncopyable
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 {
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 public:
1203
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
43 class ILock : public boost::noncopyable
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
44 {
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
45 public:
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
46 virtual ~ILock()
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
47 {
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
48 }
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
49
1208
00e6bff9ea39 handling of mouse interactions in ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1205
diff changeset
50 // Get the center of the given pixel, in canvas coordinates
1203
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
51 virtual ScenePoint2D GetPixelCenterCoordinates(int x, int y) = 0;
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
52
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
53 virtual bool HasCompositor() const = 0;
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
54
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
55 virtual ICompositor& GetCompositor() = 0;
1205
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
56
1213
86a8266b8888 moving the scene from IViewport to ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1208
diff changeset
57 virtual void FitContent(Scene2D& scene) = 0;
1203
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
58 };
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
59
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 virtual ~IViewport()
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 {
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 }
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63
1205
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
64 // Can be invoked from any thread (notably from the thread of the
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
65 // Stone context)
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
66 virtual void Invalidate() = 0;
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
67
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
68 // Must be invoked from the main (GUI) thread
1213
86a8266b8888 moving the scene from IViewport to ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1208
diff changeset
69 virtual void Paint(const Scene2D& scene) = 0;
1205
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
70
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
71 virtual void UpdateSize(unsigned int width,
6009c59d8676 fix to sdl
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1203
diff changeset
72 unsigned int height) = 0;
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73
1203
f3bb9a6dd949 locking abstraction in IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1148
diff changeset
74 virtual ILock* Lock() = 0;
891
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 };
0aff28f15ea2 new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76 }