Mercurial > hg > orthanc-stone
diff OrthancStone/Sources/Scene2D/MacroSceneLayer.h @ 1609:5f5c549499ff
new class MacroSceneLayer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 29 Oct 2020 17:01:29 +0100 |
parents | |
children | b7630b1a0253 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Sources/Scene2D/MacroSceneLayer.h Thu Oct 29 17:01:29 2020 +0100 @@ -0,0 +1,89 @@ +/** + * 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 Lesser 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this program. If not, see + * <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#include "ISceneLayer.h" + +#include <Compatibility.h> // For ORTHANC_OVERRIDE + +#include <vector> + +namespace OrthancStone +{ + /** + * A "macro layer" is a group of sublayers that are handled as a + * whole. + **/ + class MacroSceneLayer : public ISceneLayer + { + private: + std::vector<ISceneLayer*> layers_; + uint64_t revision_; + + protected: + void BumpRevision() + { + // this is *not* thread-safe!!! => (SJO) no problem, Stone assumes mono-threading + revision_++; + } + + public: + MacroSceneLayer() : + revision_(0) + { + } + + virtual ~MacroSceneLayer() + { + Clear(); + } + + void Clear(); + + void Reserve(size_t size) + { + layers_.reserve(size); + } + + void AddLayer(ISceneLayer* layer); // takes ownership + + size_t GetSize() const + { + return layers_.size(); + } + + virtual ISceneLayer* Clone() const ORTHANC_OVERRIDE; + + virtual Type GetType() const ORTHANC_OVERRIDE + { + return Type_Macro; + } + + virtual bool GetBoundingBox(Extent2D& target) const ORTHANC_OVERRIDE; + + virtual uint64_t GetRevision() const ORTHANC_OVERRIDE + { + return revision_; + } + }; +}