Mercurial > hg > orthanc-stone
view Applications/Samples/SampleInteractor.h @ 1132:58799b7317fa
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author | Alain Mazy <alain@mazy.be> |
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date | Wed, 06 Nov 2019 10:47:05 +0100 |
parents | b70e9be013e4 |
children | 2d8ab34c8c91 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 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 "SampleApplicationBase.h" #include "../../Framework/Widgets/LayeredSceneWidget.h" #include "../../Framework/Widgets/IWorldSceneInteractor.h" #include "../../Framework/Toolbox/ParallelSlicesCursor.h" namespace OrthancStone { namespace Samples { /** * This is a basic mouse interactor for sample applications. It * contains a set of parallel slices in the 3D space. The mouse * wheel events make the widget change the slice that is * displayed. **/ class SampleInteractor : public IWorldSceneInteractor { private: ParallelSlicesCursor cursor_; public: SampleInteractor(VolumeImage& volume, VolumeProjection projection, bool reverse) { std::auto_ptr<ParallelSlices> slices(volume.GetGeometry(projection, reverse)); cursor_.SetGeometry(*slices); } SampleInteractor(ISeriesLoader& series, bool reverse) { if (reverse) { std::auto_ptr<ParallelSlices> slices(series.GetGeometry().Reverse()); cursor_.SetGeometry(*slices); } else { cursor_.SetGeometry(series.GetGeometry()); } } SampleInteractor(const ParallelSlices& slices) { cursor_.SetGeometry(slices); } ParallelSlicesCursor& GetCursor() { return cursor_; } void AddWidget(LayeredSceneWidget& widget) { widget.SetInteractor(*this); widget.SetSlice(cursor_.GetCurrentSlice()); } virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, const ViewportGeometry& view, MouseButton button, double x, double y, IStatusBar* statusBar) { return NULL; } virtual void MouseOver(CairoContext& context, WorldSceneWidget& widget, const ViewportGeometry& view, double x, double y, IStatusBar* statusBar) { } virtual void MouseWheel(WorldSceneWidget& widget, MouseWheelDirection direction, KeyboardModifiers modifiers, IStatusBar* statusBar) { if (cursor_.ApplyWheelEvent(direction, modifiers)) { dynamic_cast<LayeredSceneWidget&>(widget).SetSlice(cursor_.GetCurrentSlice()); } } virtual void KeyPressed(WorldSceneWidget& widget, char key, KeyboardModifiers modifiers, IStatusBar* statusBar) { } void LookupSliceContainingPoint(LayeredSceneWidget& widget, const Vector& p) { if (cursor_.LookupSliceContainingPoint(p)) { widget.SetSlice(cursor_.GetCurrentSlice()); } } }; } }