/*****************************************************************************
 *
 * This file is part of Mapnik (c++ mapping toolkit)
 *
 * Copyright (C) 2021 Artem Pavlenko
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *****************************************************************************/

#if defined(HAVE_CAIRO)

// mapnik
#include <mapnik/feature.hpp>
#include <mapnik/symbolizer_enumerations.hpp>
#include <mapnik/proj_transform.hpp>
#include <mapnik/cairo/cairo_renderer.hpp>

// mapnik symbolizer generics
#include <mapnik/renderer_common/process_raster_symbolizer.hpp>

#include <memory>

namespace mapnik {

template<typename T>
void cairo_renderer<T>::process(raster_symbolizer const& sym,
                                mapnik::feature_impl& feature,
                                proj_transform const& prj_trans)
{
    cairo_save_restore guard(context_);
    render_raster_symbolizer(
      sym,
      feature,
      prj_trans,
      common_,
      [&](image_rgba8 const& target, composite_mode_e comp_op, double opacity, int start_x, int start_y) {
          context_.set_operator(comp_op);
          context_.add_image(start_x, start_y, target, opacity);
      });
}

template void
  cairo_renderer<cairo_ptr>::process(raster_symbolizer const&, mapnik::feature_impl&, proj_transform const&);

} // namespace mapnik

#endif // HAVE_CAIRO