Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/GrayscaleWindowingSceneTracker.h @ 1533:82279abb92d0
GrayscaleWindowingSceneTracker
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 07 Aug 2020 15:55:59 +0200 |
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children | 4fb8fdf03314 |
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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 |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU Affero General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
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11 * |
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12 * This program is distributed in the hope that it will be useful, but |
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Affero General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Affero General Public License |
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 **/ |
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20 |
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21 |
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22 #pragma once |
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23 |
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24 |
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25 #include "../Scene2DViewport/OneGesturePointerTracker.h" |
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26 #include "../Viewport/IViewport.h" |
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27 #include "Internals/FixedPointAligner.h" |
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28 |
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29 #include <boost/weak_ptr.hpp> |
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30 |
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31 namespace OrthancStone |
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32 { |
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33 class GrayscaleWindowingSceneTracker : public OneGesturePointerTracker |
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34 { |
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35 private: |
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36 bool active_; |
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37 int layerIndex_; |
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38 double normalization_; |
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39 float originalCenter_; |
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40 float originalWidth_; |
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41 double clickX_; |
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42 double clickY_; |
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43 |
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44 void SetWindowing(float center, |
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45 float width); |
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46 |
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47 public: |
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48 GrayscaleWindowingSceneTracker(boost::shared_ptr<IViewport> viewport, |
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49 int layerIndex, |
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50 const PointerEvent& event, |
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51 unsigned int canvasWidth, |
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52 unsigned int canvasHeight); |
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53 |
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54 virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE; |
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55 |
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56 virtual void Cancel() ORTHANC_OVERRIDE; |
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57 }; |
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58 } |