56 lines
2 KiB
C++
56 lines
2 KiB
C++
/*
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* This file is part of gerbolyze, a vector image preprocessing toolchain
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* Copyright (C) 2021 Jan Sebastian Götte <gerbolyze@jaseg.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <pugixml.hpp>
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#include <clipper.hpp>
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#include <gerbolyze.hpp>
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#include "vec_grid.h"
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namespace gerbolyze {
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class VoronoiVectorizer : public ImageVectorizer {
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public:
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VoronoiVectorizer(grid_type grid, bool relax=true) : m_relax(relax), m_grid_type(grid) {}
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virtual void vectorize_image(RenderContext &ctx, const pugi::xml_node &node, double min_feature_size_px);
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private:
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double m_relax;
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grid_type m_grid_type;
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};
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class OpenCVContoursVectorizer : public ImageVectorizer {
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public:
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OpenCVContoursVectorizer() {}
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virtual void vectorize_image(RenderContext &ctx, const pugi::xml_node &node, double min_feature_size_px);
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};
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class DevNullVectorizer : public ImageVectorizer {
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public:
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DevNullVectorizer() {}
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virtual void vectorize_image(RenderContext &, const pugi::xml_node &, double) {}
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};
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void parse_img_meta(const pugi::xml_node &node, double &x, double &y, double &width, double &height);
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void draw_bg_rect(RenderContext &ctx, double width, double height);
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void handle_aspect_ratio(std::string spec, double &scale_x, double &scale_y, double &off_x, double &off_y, double cols, double rows);
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}
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