Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Deprecated/Layers/CircleMeasureTracker.cpp @ 1556:8898f8f755c8
typo
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 18 Aug 2020 11:58:47 +0200 |
| parents | 244ad1e4e76a |
| children |
| rev | line source |
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| 0 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2020 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 #include "CircleMeasureTracker.h" | |
| 23 | |
| 24 #include <stdio.h> | |
|
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25 #include <boost/math/constants/constants.hpp> |
| 0 | 26 |
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27 namespace Deprecated |
| 0 | 28 { |
| 29 CircleMeasureTracker::CircleMeasureTracker(IStatusBar* statusBar, | |
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30 const OrthancStone::CoordinateSystem3D& slice, |
| 0 | 31 double x, |
| 32 double y, | |
| 33 uint8_t red, | |
| 34 uint8_t green, | |
| 35 uint8_t blue, | |
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36 const Orthanc::Font& font) : |
| 0 | 37 statusBar_(statusBar), |
| 38 slice_(slice), | |
| 39 x1_(x), | |
| 40 y1_(y), | |
| 41 x2_(x), | |
| 42 y2_(y), | |
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43 font_(font) |
| 0 | 44 { |
| 45 color_[0] = red; | |
| 46 color_[1] = green; | |
| 47 color_[2] = blue; | |
| 48 } | |
| 49 | |
| 50 | |
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51 void CircleMeasureTracker::Render(OrthancStone::CairoContext& context, |
| 0 | 52 double zoom) |
| 53 { | |
| 54 double x = (x1_ + x2_) / 2.0; | |
| 55 double y = (y1_ + y2_) / 2.0; | |
| 56 | |
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57 OrthancStone::Vector tmp; |
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58 OrthancStone::LinearAlgebra::AssignVector(tmp, x2_ - x1_, y2_ - y1_); |
| 0 | 59 double r = boost::numeric::ublas::norm_2(tmp) / 2.0; |
| 60 | |
| 61 context.SetSourceColor(color_[0], color_[1], color_[2]); | |
| 62 | |
| 63 cairo_t* cr = context.GetObject(); | |
| 64 cairo_save(cr); | |
| 65 cairo_set_line_width(cr, 2.0 / zoom); | |
| 66 cairo_translate(cr, x, y); | |
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67 cairo_arc(cr, 0, 0, r, 0, 2.0 * boost::math::constants::pi<double>()); |
| 0 | 68 cairo_stroke_preserve(cr); |
| 69 cairo_stroke(cr); | |
| 70 cairo_restore(cr); | |
| 71 | |
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72 context.DrawText(font_, FormatRadius(), x, y, OrthancStone::BitmapAnchor_Center); |
| 0 | 73 } |
| 74 | |
| 75 | |
| 76 double CircleMeasureTracker::GetRadius() const // In millimeters | |
| 77 { | |
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78 OrthancStone::Vector a = slice_.MapSliceToWorldCoordinates(x1_, y1_); |
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79 OrthancStone::Vector b = slice_.MapSliceToWorldCoordinates(x2_, y2_); |
| 0 | 80 return boost::numeric::ublas::norm_2(b - a) / 2.0; |
| 81 } | |
| 82 | |
| 83 | |
| 84 std::string CircleMeasureTracker::FormatRadius() const | |
| 85 { | |
| 86 char buf[64]; | |
| 87 sprintf(buf, "%0.01f cm", GetRadius() / 10.0); | |
| 88 return buf; | |
| 89 } | |
| 90 | |
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91 void CircleMeasureTracker::MouseMove(int displayX, |
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92 int displayY, |
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93 double x, |
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94 double y, |
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95 const std::vector<Touch>& displayTouches, |
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96 const std::vector<Touch>& sceneTouches) |
| 0 | 97 { |
| 98 x2_ = x; | |
| 99 y2_ = y; | |
| 100 | |
| 101 if (statusBar_ != NULL) | |
| 102 { | |
| 103 statusBar_->SetMessage("Circle radius: " + FormatRadius()); | |
| 104 } | |
| 105 } | |
| 106 } |