view Framework/Layers/FrameRenderer.h @ 97:d18dcc963930 wasm

separation of the renderers vs. viewport slice
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 May 2017 14:09:11 +0200
parents bd48431ac285
children 53025eecbc95
line wrap: on
line source

/**
 * 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/Slice.h"

namespace OrthancStone
{
  class FrameRenderer : public ILayerRenderer
  {
  private:
    SliceGeometry                 frameSlice_;
    double                        pixelSpacingX_;
    double                        pixelSpacingY_;
    RenderStyle                   style_;
    bool                          isFullQuality_;
    std::auto_ptr<CairoSurface>   display_;

  protected:
    virtual CairoSurface* GenerateDisplay(const RenderStyle& style) = 0;

  public:
    FrameRenderer(const SliceGeometry& frameSlice,
                  double pixelSpacingX,
                  double pixelSpacingY,
                  bool isFullQuality);

    virtual bool RenderLayer(CairoContext& context,
                             const ViewportGeometry& view);

    virtual const SliceGeometry& GetLayerSlice()
    {
      return frameSlice_;
    }

    virtual void SetLayerStyle(const RenderStyle& style);

    virtual bool IsFullQuality() 
    {
      return isFullQuality_;
    }

    static ILayerRenderer* CreateRenderer(Orthanc::ImageAccessor* frame,
                                          const Slice& frameSlice,
                                          bool isFullQuality);
  };
}