Mercurial > hg > orthanc-stone

annotate Framework/Scene2DViewport/MeasureTrackers.cpp @ 722:28b9e3a54200

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Undo mechanism implemented (not connected to UI yet). Undo stack and measuring tools are now handled by the ViewportController. Multi-touch does not crash trackers anymore.
author Benjamin Golinvaux <bgo@osimis.io>
date Tue, 21 May 2019 10:27:54 +0200
parents 059e1fd05fd6
children 8e31b174ab26
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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 #include "MeasureTrackers.h"
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22 #include <Core/OrthancException.h>
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23
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24 using namespace Orthanc;
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25
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26 namespace OrthancStone
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27 {
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28
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29 CreateMeasureTracker::CreateMeasureTracker(ViewportControllerWPtr controllerW)
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30 : controllerW_(controllerW)
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31 , alive_(true)
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32 , commitResult_(true)
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33 {
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34 }
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35
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36 void CreateMeasureTracker::Cancel()
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37 {
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38 commitResult_ = false;
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39 alive_ = false;
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40 }
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41
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42 bool CreateMeasureTracker::IsAlive() const
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43 {
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44 return alive_;
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45 }
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46
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47 CreateMeasureTracker::~CreateMeasureTracker()
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48 {
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49 // if the tracker completes successfully, we add the command
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50 // to the undo stack
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51
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52 // otherwise, we simply undo it
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53 if (commitResult_)
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54 controllerW_.lock()->PushCommand(command_);
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55 else
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56 command_->Undo();
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57 }
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59 OrthancStone::Scene2DPtr CreateMeasureTracker::GetScene()
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60 {
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61 return controllerW_.lock()->GetScene();
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62 }
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64 }
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