view OrthancStone/Sources/Scene2D/Internals/CairoInfoPanelRenderer.h @ 1868:87de32ac3ea7

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 11 Jan 2022 10:45:58 +0100
parents 9ac2a65d4172
children 3889ae96d2e9
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/**
 * Stone of Orthanc
 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
 * Department, University Hospital of Liege, Belgium
 * Copyright (C) 2017-2021 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 "../../Wrappers/CairoSurface.h"
#include "CompositorHelper.h"
#include "ICairoContextProvider.h"

namespace OrthancStone
{
  namespace Internals
  {
    class CairoInfoPanelRenderer : public CompositorHelper::ILayerRenderer
    {
    private:
      ICairoContextProvider& target_;
      CairoSurface           texture_;
      BitmapAnchor           anchor_;
      bool                   isLinearInterpolation_;
      bool                   applySceneRotation_;

    public:
      CairoInfoPanelRenderer(ICairoContextProvider& target,
                             const ISceneLayer& layer) :
        target_(target),
        anchor_(BitmapAnchor_TopLeft),
        applySceneRotation_(false)

      {
        Update(layer);
      }

      virtual void Update(const ISceneLayer& layer) ORTHANC_OVERRIDE;
      
      virtual void Render(const AffineTransform2D& transform,
                          unsigned int canvasWidth,
                          unsigned int canvasHeight) ORTHANC_OVERRIDE;
    };
  }
}