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//----------------------------------------------------------------------------
// Anti-Grain Geometry (AGG) - Version 2.5
// A high quality rendering engine for C++
// Copyright (C) 2002-2006 Maxim Shemanarev
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://antigrain.com
//
// AGG is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// AGG 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with AGG; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301, USA.
//----------------------------------------------------------------------------
#ifndef AGG_BITSET_ITERATOR_INCLUDED
#define AGG_BITSET_ITERATOR_INCLUDED
#include "agg_basics.h"
namespace agg
{
class bitset_iterator
{
public:
bitset_iterator(const int8u* bits, unsigned offset = 0) :
m_bits(bits + (offset >> 3)),
m_mask(0x80 >> (offset & 7))
{}
void operator ++ ()
{
m_mask >>= 1;
if(m_mask == 0)
{
++m_bits;
m_mask = 0x80;
}
}
unsigned bit() const
{
return (*m_bits) & m_mask;
}
private:
const int8u* m_bits;
int8u m_mask;
};
}
#endif