104 lines
3.4 KiB
C++
104 lines
3.4 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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#include <cmath>
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#include <algorithm>
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#include <string>
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#include <iostream>
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#include <iomanip>
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#include <gerbolyze.hpp>
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#include <svg_import_defs.h>
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using namespace gerbolyze;
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using namespace std;
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SimpleSVGOutput::SimpleSVGOutput(ostream &out, bool only_polys, int digits_frac, string dark_color, string clear_color)
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: StreamPolygonSink(out, only_polys),
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m_digits_frac(digits_frac),
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m_dark_color(dark_color),
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m_clear_color(clear_color),
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m_current_color(dark_color),
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m_stroke_width(std::nan("0"))
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{
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}
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void SimpleSVGOutput::header_impl(d2p origin, d2p size) {
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//cerr << "svg: header" << endl;
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m_offset[0] = origin[0];
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m_offset[1] = origin[1];
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m_out << "<svg width=\"" << size[0] << "mm\" height=\"" << size[1] << "mm\" viewBox=\"0 0 "
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<< size[0] << " " << size[1] << "\" xmlns=\"http://www.w3.org/2000/svg\">" << endl;
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}
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SimpleSVGOutput &SimpleSVGOutput::operator<<(GerberPolarityToken pol) {
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//cerr << "svg: got polarity " << pol << endl;
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if (pol == GRB_POL_DARK) {
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m_current_color = m_dark_color;
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} else if (pol == GRB_POL_CLEAR) {
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m_current_color = m_clear_color;
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} else {
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assert(false);
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}
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return *this;
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}
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SimpleSVGOutput &SimpleSVGOutput::operator<<(const ApertureToken &ap) {
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m_stroke_width = ap.m_has_aperture ? ap.m_size : std::nan("0");
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return *this;
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}
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SimpleSVGOutput &SimpleSVGOutput::operator<<(const Polygon &poly) {
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//cerr << "svg: got poly of size " << poly.size() << endl;
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if (std::isnan(m_stroke_width) && poly.size() < 3) {
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cerr << "Warning: " << poly.size() << "-element polygon passed to SimpleSVGOutput in fill mode" << endl;
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return *this;
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}
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if (std::isnan(m_stroke_width)) {
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m_out << "<path fill=\"" << m_current_color << "\" d=\"";
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} else {
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m_out << "<path stroke=\"" << m_current_color << "\" stroke-width=\"" << m_stroke_width << "\" stroke-linejoin=\"round\" stroke-linecap=\"round\" d=\"";
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}
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m_out << "M " << setprecision(m_digits_frac) << (poly[0][0] + m_offset[0])
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<< " " << setprecision(m_digits_frac) << (poly[0][1] + m_offset[1]);
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for (size_t i=1; i<poly.size(); i++) {
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m_out << " L " << setprecision(m_digits_frac) << (poly[i][0] + m_offset[0])
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<< " " << setprecision(m_digits_frac) << (poly[i][1] + m_offset[1]);
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}
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if (std::isnan(m_stroke_width)) {
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m_out << " Z";
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}
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m_out << "\"/>" << endl;
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return *this;
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}
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SimpleSVGOutput &SimpleSVGOutput::operator<<(const FlashToken &) {
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return *this;
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}
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void SimpleSVGOutput::footer_impl() {
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//cerr << "svg: footer" << endl;
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m_out << "</svg>" << endl;
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}
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