annotate OrthancStone/Sources/Scene2D/PointerEvent.cpp @ 1769:a217140dd41a

refactoring
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 12 May 2021 10:26:13 +0200
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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) 2017-2021 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 Lesser 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 * Lesser 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 Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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23 #include "PointerEvent.h"
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24
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25 #include <OrthancException.h>
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27 namespace OrthancStone
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28 {
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29 PointerEvent::PointerEvent() :
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30 button_(MouseButton_None),
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31 hasAltModifier_(false),
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32 hasControlModifier_(false),
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33 hasShiftModifier_(false)
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34 {
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35 }
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38 ScenePoint2D PointerEvent::GetMainPosition() const
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39 {
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40 if (positions_.empty())
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41 {
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42 return ScenePoint2D(0, 0);
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43 }
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44 else
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45 {
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46 return positions_[0];
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47 }
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48 }
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51 ScenePoint2D PointerEvent::GetPosition(size_t index) const
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52 {
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53 if (index < positions_.size())
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54 {
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55 return positions_[index];
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56 }
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57 else
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58 {
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59 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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60 }
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61 }
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62 }