mirror of
https://github.com/mapnik/mapnik.git
synced 2026-04-03 15:22:14 +02:00
66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*****************************************************************************
|
|
*
|
|
* This file is part of Mapnik (c++ mapping toolkit)
|
|
*
|
|
* Copyright (C) 2025 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
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#ifndef MAPNIK_RENDERER_COMMON_RENDER_GROUP_SYMBOLIZER_HPP
|
|
#define MAPNIK_RENDERER_COMMON_RENDER_GROUP_SYMBOLIZER_HPP
|
|
|
|
// mapnik
|
|
#include <mapnik/pixel_position.hpp>
|
|
#include <mapnik/renderer_common.hpp>
|
|
#include <mapnik/renderer_common/render_thunk.hpp>
|
|
#include <mapnik/symbolizer_base.hpp>
|
|
#include <mapnik/text/glyph_positions.hpp>
|
|
|
|
namespace mapnik {
|
|
|
|
struct render_thunk_list_dispatch
|
|
{
|
|
virtual void operator()(vector_marker_render_thunk const& thunk) = 0;
|
|
virtual void operator()(raster_marker_render_thunk const& thunk) = 0;
|
|
virtual void operator()(text_render_thunk const& thunk) = 0;
|
|
|
|
void render_list(render_thunk_list const& thunks, pixel_position const& offset)
|
|
{
|
|
offset_ = offset;
|
|
|
|
for (render_thunk const& thunk : thunks)
|
|
{
|
|
util::apply_visitor(std::ref(*this), thunk);
|
|
}
|
|
}
|
|
|
|
protected:
|
|
pixel_position offset_;
|
|
};
|
|
|
|
MAPNIK_DECL
|
|
void render_group_symbolizer(group_symbolizer const& sym,
|
|
feature_impl& feature,
|
|
attributes const& vars,
|
|
proj_transform const& prj_trans,
|
|
box2d<double> const& clipping_extent,
|
|
renderer_common& common,
|
|
render_thunk_list_dispatch& render_thunks);
|
|
|
|
} // namespace mapnik
|
|
|
|
#endif // MAPNIK_RENDERER_COMMON_RENDER_GROUP_SYMBOLIZER_HPP
|