view OrthancStone/Sources/Scene2D/Internals/OpenGLInfoPanelRenderer.h @ 1571:85e117739eca

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 21 Sep 2020 17:46:39 +0200
parents 244ad1e4e76a
children 4fb8fdf03314
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/**
 * 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 "CompositorHelper.h"
#include "OpenGLColorTextureProgram.h"
#include "../InfoPanelSceneLayer.h"

namespace OrthancStone
{
  namespace Internals
  {
    class OpenGLInfoPanelRenderer : public CompositorHelper::ILayerRenderer
    {
    private:
      OpenGL::IOpenGLContext&               context_;
      OpenGLColorTextureProgram&            program_;
      std::unique_ptr<OpenGL::OpenGLTexture>  texture_;
      BitmapAnchor                          anchor_;
      bool                                  applySceneRotation_;

      void LoadTexture(const InfoPanelSceneLayer& layer);

    public:
      OpenGLInfoPanelRenderer(OpenGL::IOpenGLContext& context,
                              OpenGLColorTextureProgram& program,
                              const InfoPanelSceneLayer& layer);

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

      virtual void Update(const ISceneLayer& layer) ORTHANC_OVERRIDE
      {
        LoadTexture(dynamic_cast<const InfoPanelSceneLayer&>(layer));
      }
    };
  }
}