|
88
|
1 /**
|
|
|
2 * Stone of Orthanc
|
|
|
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
|
|
|
4 * Department, University Hospital of Liege, Belgium
|
|
|
5 * Copyright (C) 2017 Osimis, Belgium
|
|
|
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 #pragma once
|
|
|
23
|
|
|
24 #include "ILayerRenderer.h"
|
|
|
25
|
|
|
26 namespace OrthancStone
|
|
|
27 {
|
|
|
28 class MissingLayerRenderer : public ILayerRenderer
|
|
|
29 {
|
|
|
30 private:
|
|
|
31 double x1_;
|
|
|
32 double y1_;
|
|
|
33 double x2_;
|
|
|
34 double y2_;
|
|
|
35 RenderStyle style_;
|
|
|
36
|
|
|
37 public:
|
|
|
38 MissingLayerRenderer(double x1,
|
|
|
39 double y1,
|
|
|
40 double x2,
|
|
|
41 double y2) :
|
|
|
42 x1_(x1),
|
|
|
43 y1_(y1),
|
|
|
44 x2_(x2),
|
|
|
45 y2_(y2)
|
|
|
46 {
|
|
|
47 if (x1_ > x2_)
|
|
|
48 {
|
|
|
49 std::swap(x1_, x2_);
|
|
|
50 }
|
|
|
51
|
|
|
52 if (y1_ > y2_)
|
|
|
53 {
|
|
|
54 std::swap(y1_, y2_);
|
|
|
55 }
|
|
|
56 }
|
|
|
57
|
|
|
58 virtual bool RenderLayer(CairoContext& context,
|
|
|
59 const ViewportGeometry& view,
|
|
|
60 const SliceGeometry& viewportSlice)
|
|
|
61 {
|
|
|
62 if (style_.visible_)
|
|
|
63 {
|
|
|
64 view.ApplyTransform(context);
|
|
|
65 context.SetSourceColor(style_.drawColor_);
|
|
|
66
|
|
|
67 cairo_t *cr = context.GetObject();
|
|
|
68 cairo_set_line_width(cr, 1.0 / view.GetZoom());
|
|
|
69 cairo_rectangle(cr, x1_, y1_, x2_ - x1_, y2_ - y1_);
|
|
|
70
|
|
|
71 double handleSize = 10.0f / view.GetZoom();
|
|
|
72 cairo_move_to(cr, x1_ + handleSize, y1_);
|
|
|
73 cairo_line_to(cr, x1_, y1_ + handleSize);
|
|
|
74
|
|
|
75 cairo_stroke(cr);
|
|
|
76 }
|
|
|
77
|
|
|
78 return true;
|
|
|
79 }
|
|
|
80
|
|
|
81 virtual void SetLayerStyle(const RenderStyle& style)
|
|
|
82 {
|
|
|
83 style_ = style;
|
|
|
84 }
|
|
|
85
|
|
|
86 virtual bool IsFullQuality()
|
|
|
87 {
|
|
|
88 return true;
|
|
|
89 }
|
|
|
90 };
|
|
|
91 }
|
