Mercurial > hg > orthanc-stone

annotate Framework/Scene2D/Internals/CairoPolylineRenderer.cpp @ 804:61ba4b504e9a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
PolylineSceneLayer now has one color per chain
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 28 May 2019 15:58:21 +0200
parents 6e471e6cf09b
children 6e888cf6a48b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 #include "CairoPolylineRenderer.h"
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "../PolylineSceneLayer.h"
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26 namespace OrthancStone
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28 namespace Internals
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 void CairoPolylineRenderer::Render(const AffineTransform2D& transform)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 const PolylineSceneLayer& layer = GetLayer<PolylineSceneLayer>();
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 cairo_t* cr = GetCairoContext();
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 cairo_set_line_width(cr, layer.GetThickness());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 for (size_t i = 0; i < layer.GetChainsCount(); i++)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 {
804
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
40 const Color& color = layer.GetColor(i);
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
41 cairo_set_source_rgb(cr, color.GetRedAsFloat(),
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
42 color.GetGreenAsFloat(),
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
43 color.GetBlueAsFloat());
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
44
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 const PolylineSceneLayer::Chain& chain = layer.GetChain(i);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 if (!chain.empty())
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 for (size_t j = 0; j < chain.size(); j++)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 ScenePoint2D p = chain[j].Apply(transform);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 if (j == 0)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 cairo_move_to(cr, p.GetX(), p.GetY());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57 else
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 cairo_line_to(cr, p.GetX(), p.GetY());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 if (layer.IsClosedChain(i))
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 ScenePoint2D p = chain[0].Apply(transform);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66 cairo_line_to(cr, p.GetX(), p.GetY());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 }
804
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
69
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
70 cairo_stroke(cr);
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 }