Mercurial > hg > orthanc-stone
diff 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 |
parents | |
children | 4fb8fdf03314 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Sources/Scene2D/GrayscaleWindowingSceneTracker.h Fri Aug 07 15:55:59 2020 +0200 @@ -0,0 +1,58 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + + +#include "../Scene2DViewport/OneGesturePointerTracker.h" +#include "../Viewport/IViewport.h" +#include "Internals/FixedPointAligner.h" + +#include <boost/weak_ptr.hpp> + +namespace OrthancStone +{ + class GrayscaleWindowingSceneTracker : public OneGesturePointerTracker + { + private: + bool active_; + int layerIndex_; + double normalization_; + float originalCenter_; + float originalWidth_; + double clickX_; + double clickY_; + + void SetWindowing(float center, + float width); + + public: + GrayscaleWindowingSceneTracker(boost::shared_ptr<IViewport> viewport, + int layerIndex, + const PointerEvent& event, + unsigned int canvasWidth, + unsigned int canvasHeight); + + virtual void PointerMove(const PointerEvent& event) ORTHANC_OVERRIDE; + + virtual void Cancel() ORTHANC_OVERRIDE; + }; +}