annotate OrthancStone/Sources/Scene2D/Internals/CairoPolylineRenderer.cpp @ 1512:244ad1e4e76a

reorganization of folders
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 07 Jul 2020 16:21:02 +0200
parents Framework/Scene2D/Internals/CairoPolylineRenderer.cpp@2d8ab34c8c91
children 4fb8fdf03314
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
1270
2d8ab34c8c91 upgrade to year 2020
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 888
diff changeset
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
595
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 {
888
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 804
diff changeset
30 void CairoPolylineRenderer::Render(const AffineTransform2D& transform,
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 804
diff changeset
31 unsigned int canvasWidth,
6e888cf6a48b renderers now have access to canvas width/height
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 804
diff changeset
32 unsigned int canvasHeight)
595
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 const PolylineSceneLayer& layer = GetLayer<PolylineSceneLayer>();
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_t* cr = GetCairoContext();
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 cairo_set_line_width(cr, layer.GetThickness());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 for (size_t i = 0; i < layer.GetChainsCount(); i++)
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 {
804
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
42 const Color& color = layer.GetColor(i);
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
43 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
44 color.GetGreenAsFloat(),
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
45 color.GetBlueAsFloat());
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
46
595
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 const PolylineSceneLayer::Chain& chain = layer.GetChain(i);
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 if (!chain.empty())
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 for (size_t j = 0; j < chain.size(); j++)
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 ScenePoint2D p = chain[j].Apply(transform);
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 if (j == 0)
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 cairo_move_to(cr, p.GetX(), p.GetY());
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 else
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 cairo_line_to(cr, p.GetX(), p.GetY());
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 }
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 if (layer.IsClosedChain(i))
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66 {
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 ScenePoint2D p = chain[0].Apply(transform);
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 cairo_line_to(cr, p.GetX(), p.GetY());
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 }
804
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
71
61ba4b504e9a PolylineSceneLayer now has one color per chain
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 595
diff changeset
72 cairo_stroke(cr);
595
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 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 }
6e471e6cf09b CairoPolylineRenderer, SdlOpenGLWindow
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76 }