76 lines
2 KiB
C++
76 lines
2 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2011 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#ifndef MAPNIK_RASTER_HPP
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#define MAPNIK_RASTER_HPP
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// mapnik
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#include <mapnik/box2d.hpp>
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#include <mapnik/image_data.hpp>
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#include <mapnik/noncopyable.hpp>
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// boost
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#include <boost/optional.hpp>
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namespace mapnik {
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class raster : private mapnik::noncopyable
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{
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public:
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box2d<double> ext_;
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image_data_32 data_;
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double filter_factor_;
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bool premultiplied_alpha_;
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boost::optional<double> nodata_;
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raster(box2d<double> const& ext,
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unsigned width,
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unsigned height,
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double filter_factor,
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bool premultiplied_alpha = false)
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: ext_(ext),
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data_(width,height),
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filter_factor_(filter_factor),
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premultiplied_alpha_(premultiplied_alpha) {}
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void set_nodata(double nodata)
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{
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nodata_ = nodata;
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}
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boost::optional<double> const& nodata() const
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{
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return nodata_;
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}
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double get_filter_factor() const
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{
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return filter_factor_;
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}
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void set_filter_factor(double factor)
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{
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filter_factor_ = factor;
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}
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};
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}
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#endif // MAPNIK_RASTER_HPP
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