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annotate OrthancStone/Sources/Scene2D/InfoPanelSceneLayer.cpp @ 1928:c73e696967b0 StoneWebViewer-2.3

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StoneWebViewer-2.3
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 24 Mar 2022 09:08:51 +0100
parents 7053b8a0aaec
children 07964689cb0b
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Sebastien Jodogne <s.jodogne@gmail.com>
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
1871
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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8 * This program is free software: you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public License
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10 * as published by the Free Software Foundation, either version 3 of
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11 * the License, or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU Lesser General Public
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19 * License along with this program. If not, see
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20 * <http://www.gnu.org/licenses/>.
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21 **/
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22
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23
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24 #include "InfoPanelSceneLayer.h"
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25
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26 #include <Images/Image.h>
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27 #include <OrthancException.h>
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28
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29 namespace OrthancStone
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30 {
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31 InfoPanelSceneLayer::InfoPanelSceneLayer(const Orthanc::ImageAccessor& texture,
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32 BitmapAnchor anchor,
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33 bool isLinearInterpolation,
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34 bool applySceneRotation) :
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35 texture_(Orthanc::Image::Clone(texture)),
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36 anchor_(anchor),
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37 isLinearInterpolation_(isLinearInterpolation),
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38 applySceneRotation_(applySceneRotation)
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39 {
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40 if (texture_->GetFormat() != Orthanc::PixelFormat_RGBA32 &&
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41 texture_->GetFormat() != Orthanc::PixelFormat_RGB24)
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42 {
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43 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat);
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44 }
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45 }
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47
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48 void InfoPanelSceneLayer::ComputeAnchorLocation(int& x,
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49 int& y,
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50 BitmapAnchor anchor,
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51 unsigned int textureWidth,
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52 unsigned int textureHeight,
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53 unsigned int canvasWidth,
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54 unsigned int canvasHeight)
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55 {
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56 int tw = static_cast<int>(textureWidth);
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57 int th = static_cast<int>(textureHeight);
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58 int cw = static_cast<int>(canvasWidth);
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59 int ch = static_cast<int>(canvasHeight);
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60
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61 switch (anchor)
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62 {
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63 case BitmapAnchor_TopLeft:
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64 case BitmapAnchor_CenterLeft:
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65 case BitmapAnchor_BottomLeft:
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66 x = 0;
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67 break;
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68
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69 case BitmapAnchor_TopCenter:
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70 case BitmapAnchor_Center:
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71 case BitmapAnchor_BottomCenter:
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72 x = (cw - tw) / 2;
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73 break;
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74
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75 case BitmapAnchor_TopRight:
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76 case BitmapAnchor_CenterRight:
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77 case BitmapAnchor_BottomRight:
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78 x = cw - tw;
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79 break;
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80
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81 default:
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82 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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83 }
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84
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85 switch (anchor)
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86 {
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87 case BitmapAnchor_TopLeft:
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88 case BitmapAnchor_TopCenter:
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89 case BitmapAnchor_TopRight:
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90 y = 0;
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91 break;
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92
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93 case BitmapAnchor_CenterLeft:
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94 case BitmapAnchor_Center:
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95 case BitmapAnchor_CenterRight:
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96 y = (ch - th) / 2;
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97 break;
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98
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99 case BitmapAnchor_BottomLeft:
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100 case BitmapAnchor_BottomCenter:
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101 case BitmapAnchor_BottomRight:
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102 y = ch - th;
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103 break;
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104
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105 default:
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106 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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107 }
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108 }
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109 }