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596
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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) 2017-2019 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 #include "PointerEvent.h"
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23
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24 #include <Core/OrthancException.h>
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25
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26 namespace OrthancStone
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27 {
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28 PointerEvent::PointerEvent() :
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29 hasAltModifier_(false),
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30 hasControlModifier_(false),
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31 hasShiftModifier_(false)
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32 {
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33 }
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34
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35
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36 ScenePoint2D PointerEvent::GetMainPosition() const
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37 {
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38 if (positions_.empty())
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39 {
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40 return ScenePoint2D(0, 0);
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41 }
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42 else
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43 {
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44 return positions_[0];
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45 }
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46 }
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47
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48
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49 // Add the center of the pixel
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50 void PointerEvent::AddIntegerPosition(int x,
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51 int y)
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52 {
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53 AddPosition(static_cast<double>(x) + 0.5,
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54 static_cast<double>(y) + 0.5);
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55 }
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56
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57
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58 ScenePoint2D PointerEvent::GetPosition(size_t index) const
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59 {
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60 if (index < positions_.size())
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61 {
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62 return positions_[index];
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63 }
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64 else
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65 {
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66 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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67 }
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68 }
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69 }
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