Mercurial > hg > orthanc-stone
annotate Framework/Layers/SliceOutlineRenderer.cpp @ 284:38b0ac8055b9 am-2
Qt: catch and forward keyboard events
author | am@osimis.io |
---|---|
date | Tue, 28 Aug 2018 11:09:37 +0200 |
parents | e2fe9352f240 |
children | b70e9be013e4 |
rev | line source |
---|---|
133 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
135
e2fe9352f240
upgrade to year 2018
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
133
diff
changeset
|
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
133 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "SliceOutlineRenderer.h" | |
23 | |
24 namespace OrthancStone | |
25 { | |
26 bool SliceOutlineRenderer::RenderLayer(CairoContext& context, | |
27 const ViewportGeometry& view) | |
28 { | |
29 if (style_.visible_) | |
30 { | |
31 cairo_t *cr = context.GetObject(); | |
32 cairo_save(cr); | |
33 | |
34 context.SetSourceColor(style_.drawColor_); | |
35 | |
36 double x1 = -0.5 * pixelSpacingX_; | |
37 double y1 = -0.5 * pixelSpacingY_; | |
38 | |
39 cairo_set_line_width(cr, 1.0 / view.GetZoom()); | |
40 cairo_rectangle(cr, x1, y1, | |
41 static_cast<double>(width_) * pixelSpacingX_, | |
42 static_cast<double>(height_) * pixelSpacingY_); | |
43 | |
44 double handleSize = 10.0f / view.GetZoom(); | |
45 cairo_move_to(cr, x1 + handleSize, y1); | |
46 cairo_line_to(cr, x1, y1 + handleSize); | |
47 | |
48 cairo_stroke(cr); | |
49 cairo_restore(cr); | |
50 } | |
51 | |
52 return true; | |
53 } | |
54 } |