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/*
* This file is part of gerbolyze, a vector image preprocessing toolchain
* Copyright (C) 2021 Jan Sebastian Götte <gerbolyze@jaseg.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <cmath>
#include <algorithm>
#include <string>
#include <iostream>
#include <iomanip>
#include <gerbolyze.hpp>
#include <clipper.hpp>
#include <svg_import_defs.h>
#include <svg_geom.h>
#include "polylinecombine.hpp"
using namespace gerbolyze;
using namespace std;
void Dilater::header(d2p origin, d2p size) {
m_sink.header(origin, size);
}
void Dilater::footer() {
m_sink.footer();
}
Dilater &Dilater::operator<<(const LayerNameToken &layer_name) {
m_sink << layer_name;
return *this;
}
Dilater &Dilater::operator<<(GerberPolarityToken pol) {
m_current_polarity = pol;
m_sink << pol;
return *this;
}
Dilater &Dilater::operator<<(const Polygon &poly) {
ClipperLib::Path poly_c;
for (auto &p : poly) {
poly_c.push_back({(ClipperLib::cInt)round(p[0] * clipper_scale), (ClipperLib::cInt)round(p[1] * clipper_scale)});
}
ClipperLib::ClipperOffset offx;
offx.ArcTolerance = 0.05 * clipper_scale; /* 10µm; TODO: Make this configurable */
offx.AddPath(poly_c, ClipperLib::jtRound, ClipperLib::etClosedPolygon);
double dilation = m_dilation;
if (m_current_polarity == GRB_POL_CLEAR) {
dilation = -dilation;
}
ClipperLib::PolyTree solution;
offx.Execute(solution, dilation * clipper_scale);
ClipperLib::Paths c_nice_polys;
dehole_polytree(solution, c_nice_polys);
for (auto &nice_poly : c_nice_polys) {
Polygon new_poly;
for (auto &p : nice_poly) {
new_poly.push_back({
(double)p.X / clipper_scale,
(double)p.Y / clipper_scale });
}
m_sink << new_poly;
}
return *this;
}
Dilater &Dilater::operator<<(const ApertureToken &ap) {
if (ap.m_has_aperture)
m_sink << ApertureToken(ap.m_size + 2*m_dilation);
else
m_sink << ap;
return *this;
}
Dilater &Dilater::operator<<(const FlashToken &tok) {
m_sink << tok;
return *this;
}
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