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comparison Framework/Deprecated/Toolbox/ViewportGeometry.h @ 732:c35e98d22764

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move Deprecated classes to a separate folder
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 21 May 2019 14:27:35 +0200
parents Framework/Toolbox/ViewportGeometry.h@4f2416d519b4
children c237e0625065
comparison
equal deleted inserted replaced
729:529189f399ec 732:c35e98d22764
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2019 Osimis S.A., 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 "../../Viewport/CairoContext.h"
25 #include "../../Toolbox/Extent2D.h"
26 #include "../../Toolbox/LinearAlgebra.h"
27 #include "../Viewport/IMouseTracker.h" // to include "Touch" definition
28
29 namespace Deprecated
30 {
31 class ViewportGeometry
32 {
33 private:
34 // Extent of the scene (in world units)
35 OrthancStone::Extent2D sceneExtent_;
36
37 // Size of the display (in pixels)
38 unsigned int width_;
39 unsigned int height_;
40
41 // Zoom/pan
42 double zoom_;
43 double panX_; // In pixels (display units)
44 double panY_;
45
46 cairo_matrix_t transform_; // Scene-to-display transformation
47
48 void ComputeTransform();
49
50 public:
51 ViewportGeometry();
52
53 void SetDisplaySize(unsigned int width,
54 unsigned int height);
55
56 void SetSceneExtent(const OrthancStone::Extent2D& extent);
57
58 const OrthancStone::Extent2D& GetSceneExtent() const
59 {
60 return sceneExtent_;
61 }
62
63 void MapDisplayToScene(double& sceneX /* out */,
64 double& sceneY /* out */,
65 double x,
66 double y) const;
67
68 void MapPixelCenterToScene(double& sceneX /* out */,
69 double& sceneY /* out */,
70 int x,
71 int y) const;
72
73 void MapPixelCenterToScene(std::vector<Touch>& sceneTouches /* out */,
74 const std::vector<Touch>& displayTouches) const;
75
76 void MapSceneToDisplay(int& displayX /* out */,
77 int& displayY /* out */,
78 double x,
79 double y) const;
80
81 unsigned int GetDisplayWidth() const
82 {
83 return width_;
84 }
85
86 unsigned int GetDisplayHeight() const
87 {
88 return height_;
89 }
90
91 double GetZoom() const
92 {
93 return zoom_;
94 }
95
96 void FitContent();
97
98 void ApplyTransform(OrthancStone::CairoContext& context) const;
99
100 void GetPan(double& x,
101 double& y) const;
102
103 void SetPan(double x,
104 double y);
105
106 void SetZoom(double zoom);
107
108 OrthancStone::Matrix GetMatrix() const;
109 };
110 }