sliceable.h

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#ifndef ANA_OBJECT_SLICEABLE_H
#define ANA_OBJECT_SLICEABLE_H

#include <anatomist/surface/globject.h>
#include <aims/vector/vector.h>
#include <aims/rgb/rgb.h>

namespace carto
{
  template <typename T> class Volume;
  template <typename T> class VolumeRef;
}

namespace anatomist
{

  struct AImage;
  struct SliceViewState;


  class Sliceable : public GLComponent
  {
  public:
    Sliceable();
    virtual ~Sliceable();

    virtual const Sliceable* sliceableAPI() const { return this; }
    virtual Sliceable* sliceableAPI() { return this; }

    virtual unsigned glNumVertex( const ViewState & ) const;
    virtual const GLfloat* glVertexArray( const ViewState & ) const;
    virtual const GLfloat* glNormalArray( const ViewState & state ) const;
    virtual unsigned glPolygonSize( const ViewState & ) const;
    virtual unsigned glNumPolygon( const ViewState & ) const;
    virtual const GLuint* glPolygonArray( const ViewState & ) const;

    virtual unsigned glDimTex( const ViewState &, unsigned tex = 0 ) const;
    virtual unsigned glTexCoordSize( const ViewState &, 
                                     unsigned tex = 0 ) const;
    virtual const GLfloat* glTexCoordArray( const ViewState &, 
                                            unsigned tex = 0 ) const;

    virtual carto::VolumeRef<AimsRGBA> glBuildTexImage(
      const ViewState & state, unsigned tex, int dimx = -1,
      int dimy = -1, bool useTexScale = true ) const;
    virtual bool glMakeTexImage( const ViewState & state,
                                 const GLTexture & gltex, unsigned tex ) const;

    virtual bool update2DTexture( AImage &, const Point3df & posbase, 
                                  const SliceViewState &, 
                                  unsigned tex = 0 ) const;
    virtual carto::VolumeRef<AimsRGBA> rgbaVolume( const SliceViewState* = 0,
        int tex = 0 ) const;
    virtual void rgbaVolume( carto::Volume<AimsRGBA> &,
                             const SliceViewState* = 0, int tex = 0 ) const;
    virtual std::vector<float> glVoxelSize() const;
    virtual std::vector<float> glMin2D() const = 0;
    virtual std::vector<float> glMax2D() const = 0;
    virtual bool glAllowedTexRGBInterpolation( unsigned tex = 0 ) const;
    virtual const Referential *getReferential() const = 0;
    virtual std::string viewStateID( glPart part, const ViewState & ) const;

  private:
    struct Private;
    Private     *d;
  };


  class SliceableObject : public AObject, public Sliceable
  {
  public:
    SliceableObject();
    virtual ~SliceableObject();

    virtual const GLComponent* glAPI() const { return this; }
    virtual GLComponent* glAPI() { return this; }
    virtual const Sliceable* sliceableAPI() const { return this; }
    virtual Sliceable* sliceableAPI() { return this; }

    virtual std::vector<float> glVoxelSize() const;
    virtual std::vector<float> glMin2D() const;
    virtual std::vector<float> glMax2D() const;

    virtual void glSetChanged( glPart, bool = true ) const;
    virtual void glSetTexImageChanged( bool x = true, unsigned tex = 0 ) const;
    virtual void glSetTexEnvChanged( bool x = true, unsigned tex = 0 ) const;

    virtual const Material *glMaterial() const;
    virtual const AObjectPalette* glPalette( unsigned tex = 0 ) const;
    const Referential *getReferential() const;
  };

}

#endif