Mercurial > hg > orthanc-stone
annotate Framework/Deprecated/Toolbox/ViewportGeometry.h @ 807:c237e0625065
deprecating CairoFont
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 28 May 2019 17:44:53 +0200 |
| parents | c35e98d22764 |
| children | 2d8ab34c8c91 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
| 439 | 5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 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. | |
| 0 | 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 | |
| 47 | 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 | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #pragma once | |
| 23 | |
|
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24 #include "../../Wrappers/CairoContext.h" |
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25 #include "../../Toolbox/Extent2D.h" |
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26 #include "../../Toolbox/LinearAlgebra.h" |
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27 #include "../Viewport/IMouseTracker.h" // to include "Touch" definition |
| 0 | 28 |
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29 namespace Deprecated |
| 0 | 30 { |
| 31 class ViewportGeometry | |
| 32 { | |
| 33 private: | |
| 34 // Extent of the scene (in world units) | |
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35 OrthancStone::Extent2D sceneExtent_; |
| 0 | 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 | |
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56 void SetSceneExtent(const OrthancStone::Extent2D& extent); |
| 0 | 57 |
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58 const OrthancStone::Extent2D& GetSceneExtent() const |
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109
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59 { |
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60 return sceneExtent_; |
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61 } |
| 0 | 62 |
| 63 void MapDisplayToScene(double& sceneX /* out */, | |
| 64 double& sceneY /* out */, | |
| 65 double x, | |
| 66 double y) const; | |
| 67 | |
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68 void MapPixelCenterToScene(double& sceneX /* out */, |
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69 double& sceneY /* out */, |
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70 int x, |
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71 int y) const; |
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72 |
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added support for 'touch' in mouse trackers. This is still a bit hacky and we need to refactor it to make it clean. Thanks to that, Pan and zoom are available together with 2 touches
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parents:
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73 void MapPixelCenterToScene(std::vector<Touch>& sceneTouches /* out */, |
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added support for 'touch' in mouse trackers. This is still a bit hacky and we need to refactor it to make it clean. Thanks to that, Pan and zoom are available together with 2 touches
Alain Mazy <alain@mazy.be>
parents:
439
diff
changeset
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74 const std::vector<Touch>& displayTouches) const; |
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3b4df9925db6
added support for 'touch' in mouse trackers. This is still a bit hacky and we need to refactor it to make it clean. Thanks to that, Pan and zoom are available together with 2 touches
Alain Mazy <alain@mazy.be>
parents:
439
diff
changeset
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75 |
| 0 | 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 | |
| 330 | 96 void FitContent(); |
| 0 | 97 |
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98 void ApplyTransform(OrthancStone::CairoContext& context) const; |
| 0 | 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); | |
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107 |
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108 OrthancStone::Matrix GetMatrix() const; |
| 0 | 109 }; |
| 110 } |