Mercurial > hg > orthanc-stone
diff Framework/Layers/ILayerSource.h @ 65:885932a893de wasm
OrthancFrameLayerSource
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 16 May 2017 22:12:41 +0200 |
parents | |
children | 298f375dcb68 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Layers/ILayerSource.h Tue May 16 22:12:41 2017 +0200 @@ -0,0 +1,71 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017 Osimis, 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 "ILayerRenderer.h" +#include "../Toolbox/SliceGeometry.h" + +namespace OrthancStone +{ + class ILayerSource : public boost::noncopyable + { + public: + class IObserver : public boost::noncopyable + { + public: + virtual ~IObserver() + { + } + + // Triggered if the extent or the content of the volume has changed + virtual void NotifySourceChange(ILayerSource& source) = 0; + + // Triggered if some slice in the source volume has changed + virtual void NotifySliceChange(ILayerSource& source, + const SliceGeometry& slice) = 0; + + // The layer must be deleted by the observer. "layer" will never + // be "NULL", otherwise "NotifyLayerError()" would have been + // called. + virtual void NotifyLayerReady(ILayerRenderer *layer, + ILayerSource& source, + const SliceGeometry& viewportSlice) = 0; + + virtual void NotifyLayerError(ILayerSource& source, + const SliceGeometry& viewportSlice) = 0; + }; + + virtual ~ILayerSource() + { + } + + virtual void SetObserver(IObserver& observer) = 0; + + virtual bool GetExtent(double& x1, + double& y1, + double& x2, + double& y2, + const SliceGeometry& viewportSlice) = 0; + + virtual void ScheduleLayerCreation(const SliceGeometry& viewportSlice) = 0; + }; +}