Mercurial > hg > orthanc-stone
diff OrthancStone/Sources/Scene2D/ICompositor.h @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Scene2D/ICompositor.h@5c96bf3f1d32 |
children | 92fca2b3ba3d |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancStone/Sources/Scene2D/ICompositor.h Tue Jul 07 16:21:02 2020 +0200 @@ -0,0 +1,72 @@ +/** + * 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 "Scene2D.h" +#include "ScenePoint2D.h" + +namespace OrthancStone +{ + class ICompositor : public boost::noncopyable + { + public: + virtual ~ICompositor() + { + } + + // This function can be expensive (notably in wasm) + virtual void RefreshCanvasSize() = 0; + + virtual unsigned int GetCanvasWidth() const = 0; + + virtual unsigned int GetCanvasHeight() const = 0; + + /** + * WARNING: "Refresh()" must always be called with the same + * scene. If the scene changes, a call to "ResetScene()" must be + * done to reset the tracking of the revisions of the layers. + **/ + virtual void Refresh(const Scene2D& scene) = 0; + + virtual void ResetScene() = 0; + +#if ORTHANC_ENABLE_LOCALE == 1 + virtual void SetFont(size_t index, + const std::string& ttf, + unsigned int fontSize, + Orthanc::Encoding codepage) = 0; +#endif + + // Get the center of the given pixel, in canvas coordinates + ScenePoint2D GetPixelCenterCoordinates(int x, int y) const + { + return ScenePoint2D( + static_cast<double>(x) + 0.5 - static_cast<double>(GetCanvasWidth()) / 2.0, + static_cast<double>(y) + 0.5 - static_cast<double>(GetCanvasHeight()) / 2.0); + } + + void FitContent(Scene2D& scene) const + { + scene.FitContent(GetCanvasWidth(), GetCanvasHeight()); + } + }; +}