xref: /aoo41x/main/basebmp/inc/basebmp/fillimage.hxx (revision 48cdb363)

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#ifndef INCLUDED_BASEBMP_FILLIMAGE_HXX
#define INCLUDED_BASEBMP_FILLIMAGE_HXX

#include <vigra/tuple.hxx>
#include <vigra/iteratortraits.hxx>

namespace basebmp
{

template< class DestIterator, class DestAccessor, typename T >
void fillImage( DestIterator begin,
                DestIterator end,
                DestAccessor ad,
                T            fillVal )
{
    const int width ( end.x - begin.x );
    const int height( end.y - begin.y );

    for( int y=0; y<height; ++y, ++begin.y )
    {
        typename vigra::IteratorTraits<DestIterator>::row_iterator
            rowIter( begin.rowIterator() );
        const typename vigra::IteratorTraits<DestIterator>::row_iterator
            rowEnd( rowIter + width );

        // TODO(P2): Provide specialized span fill methods on the
        // iterator/accessor
        while( rowIter != rowEnd )
            ad.set(fillVal, rowIter++);
    }
}

template< class DestIterator, class DestAccessor, typename T >
inline void fillImage( vigra::triple<DestIterator,DestIterator,DestAccessor> const& src,
                       T                                                            fillVal )
{
    fillImage(src.first,src.second,src.third,fillVal);
}

} // namespace basebmp

#endif /* INCLUDED_BASEBMP_FILLIMAGE_HXX */