126 lines
5 KiB
C++
126 lines
5 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) 2024 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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#include <mapnik/renderer_common.hpp>
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#include <mapnik/label_collision_detector.hpp>
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#include <mapnik/map.hpp>
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#include <mapnik/request.hpp>
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#include <mapnik/attribute.hpp>
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#include <mapnik/safe_cast.hpp>
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namespace mapnik {
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// copy constructor exclusively for virtual_renderer_common
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renderer_common::renderer_common(renderer_common const& other)
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: width_(other.width_)
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, height_(other.height_)
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, scale_factor_(other.scale_factor_)
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, vars_(other.vars_)
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, shared_font_library_(other.shared_font_library_)
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, font_library_(other.font_library_)
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, font_manager_(other.font_manager_)
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, query_extent_(other.query_extent_)
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, t_(other.t_)
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, detector_(other.detector_)
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{}
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renderer_common::renderer_common(Map const& map,
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unsigned width,
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unsigned height,
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double scale_factor,
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attributes const& vars,
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view_transform&& t,
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detector_ptr detector)
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: width_(width)
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, height_(height)
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, scale_factor_(scale_factor)
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, vars_(vars)
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, shared_font_library_(std::make_shared<font_library>())
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, font_library_(*shared_font_library_)
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, font_manager_(font_library_, map.get_font_file_mapping(), map.get_font_memory_cache())
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, query_extent_()
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, t_(t)
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, detector_(detector)
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{}
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renderer_common::renderer_common(Map const& m,
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attributes const& vars,
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unsigned offset_x,
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unsigned offset_y,
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unsigned width,
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unsigned height,
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double scale_factor)
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: renderer_common(
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m,
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width,
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height,
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scale_factor,
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vars,
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view_transform(m.width(), m.height(), m.get_current_extent(), offset_x, offset_y),
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std::make_shared<label_collision_detector4>(
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box2d<double>(-m.buffer_size(), -m.buffer_size(), m.width() + m.buffer_size(), m.height() + m.buffer_size())))
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{}
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renderer_common::renderer_common(Map const& m,
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attributes const& vars,
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unsigned offset_x,
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unsigned offset_y,
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unsigned width,
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unsigned height,
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double scale_factor,
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detector_ptr detector)
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: renderer_common(m,
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width,
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height,
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scale_factor,
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vars,
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view_transform(m.width(), m.height(), m.get_current_extent(), offset_x, offset_y),
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detector)
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{}
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renderer_common::renderer_common(Map const& m,
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request const& req,
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attributes const& vars,
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unsigned offset_x,
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unsigned offset_y,
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unsigned width,
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unsigned height,
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double scale_factor)
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: renderer_common(m,
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width,
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height,
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scale_factor,
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vars,
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view_transform(req.width(), req.height(), req.extent(), offset_x, offset_y),
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std::make_shared<label_collision_detector4>(box2d<double>(-req.buffer_size(),
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-req.buffer_size(),
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req.width() + req.buffer_size(),
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req.height() + req.buffer_size())))
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{}
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renderer_common::~renderer_common()
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{
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// defined in .cpp to make this destructible elsewhere without
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// having to #include <mapnik/label_collision_detector.hpp>
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}
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} // namespace mapnik
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