97 lines
4.1 KiB
C++
97 lines
4.1 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) 2021 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, unsigned width, unsigned height, 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, attributes const& vars, unsigned offset_x, unsigned offset_y,
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unsigned width, unsigned height, double scale_factor)
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: renderer_common(m, width, height, 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(),
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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, attributes const& vars, unsigned offset_x, unsigned offset_y,
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unsigned width, unsigned height, double scale_factor,
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detector_ptr detector)
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: renderer_common(m, width, height, 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, request const &req, attributes const& vars, unsigned offset_x, unsigned offset_y,
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unsigned width, unsigned height, double scale_factor)
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: renderer_common(m, width, height, 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>(
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box2d<double>(-req.buffer_size(), -req.buffer_size(),
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req.width() + req.buffer_size() ,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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}
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