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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 #pragma once
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23
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24 #include "IPointerTracker.h"
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25 #include "Scene2D.h"
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26
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27 namespace OrthancStone
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28 {
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29 class PanSceneTracker : public IPointerTracker
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30 {
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31 private:
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32 Scene2D& scene_;
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33 ScenePoint2D pivot_;
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34 AffineTransform2D originalSceneToCanvas_;
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35 AffineTransform2D originalCanvasToScene_;
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36
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37 public:
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38 PanSceneTracker(Scene2D& scene,
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39 const PointerEvent& event);
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40
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41 virtual void Update(const PointerEvent& event);
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42
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43 virtual void Release()
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44 {
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45 }
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46 };
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47 }
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