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#include <cstdlib>
#include <iostream>
#include <fstream>
#include <algorithm>
#include <string>
#include <argagg.hpp>
#include <gerbolyze.hpp>
#include "vec_core.h"
using argagg::parser_results;
using argagg::parser;
using namespace std;
using namespace gerbolyze;
int main(int argc, char **argv) {
parser argparser {{
{"help", {"-h", "--help"},
"Print help and exit",
0},
{"version", {"-v", "--version"},
"Print version and exit",
0},
{"ofmt", {"-o", "--format"},
"Output format. Supported: gerber, svg, s-exp (KiCAD S-Expression)",
1},
{"precision", {"-p", "--precision"},
"Number of decimal places use for exported coordinates (gerber: 1-9, SVG: 0-*)",
1},
{"svg_clear_color", {"--clear-color"},
"SVG color to use for \"clear\" areas (default: white)",
1},
{"svg_dark_color", {"--dark-color"},
"SVG color to use for \"dark\" areas (default: black)",
1},
{"no_header", {"--no-header"},
"Do not export output format header/footer, only export the primitives themselves",
0},
{"flatten", {"--flatten"},
"Flatten output so it only consists of non-overlapping white polygons. This perform composition at the vector level. Potentially slow.",
0},
{"only_groups", {"-g", "--only-groups"},
"Comma-separated list of group IDs to export.",
1},
{"vectorizer", {"-b", "--vectorizer"},
"Vectorizer to use for bitmap images. One of poisson-disc (default), hex-grid, square-grid, binary-contours, dev-null.",
1},
{"vectorizer_map", {"--vectorizer-map"},
"Map from image element id to vectorizer. Overrides --vectorizer. Format: id1=vectorizer,id2=vectorizer,...",
1},
{"exclude_groups", {"-e", "--exclude-groups"},
"Comma-separated list of group IDs to exclude from export. Takes precedence over --only-groups.",
1},
}};
ostringstream usage;
usage
<< argv[0] << " " << lib_version << endl
<< endl
<< "Usage: " << argv[0] << " [options]... [input_file] [output_file]" << endl
<< endl
<< "Specify \"-\" for stdin/stdout." << endl
<< endl;
argagg::parser_results args;
try {
args = argparser.parse(argc, argv);
} catch (const std::exception& e) {
argagg::fmt_ostream fmt(cerr);
fmt << usage.str() << argparser << '\n'
<< "Encountered exception while parsing arguments: " << e.what()
<< '\n';
return EXIT_FAILURE;
}
if (args["help"]) {
argagg::fmt_ostream fmt(cerr);
fmt << usage.str() << argparser;
return EXIT_SUCCESS;
}
if (args["version"]) {
cerr << lib_version << endl;
return EXIT_SUCCESS;
}
string in_f_name;
istream *in_f = &cin;
ifstream in_f_file;
string out_f_name;
ostream *out_f = &cout;
ofstream out_f_file;
if (args.pos.size() >= 1) {
in_f_name = args.pos[0];
if (args.pos.size() >= 2) {
out_f_name = args.pos[1];
}
}
if (!in_f_name.empty() && in_f_name != "-") {
in_f_file.open(in_f_name);
if (!in_f_file) {
cerr << "Cannot open input file \"" << in_f_name << "\"" << endl;
return EXIT_FAILURE;
}
in_f = &in_f_file;
}
if (!out_f_name.empty() && out_f_name != "-") {
out_f_file.open(out_f_name);
if (!out_f_file) {
cerr << "Cannot open output file \"" << out_f_name << "\"" << endl;
return EXIT_FAILURE;
}
out_f = &out_f_file;
}
SVGDocument doc;
if (!doc.load(*in_f)) {
cerr << "Error loading input file \"" << in_f_name << "\", exiting." << endl;
return EXIT_FAILURE;
}
bool only_polys = args["no_header"];
int precision = 6;
if (args["precision"]) {
precision = atoi(args["precision"]);
}
string fmt = args["ofmt"] ? args["ofmt"] : "gerber";
transform(fmt.begin(), fmt.end(), fmt.begin(), [](unsigned char c){ return std::tolower(c); });
PolygonSink *sink = nullptr;
PolygonSink *flattener = nullptr;
if (fmt == "svg") {
string dark_color = args["svg_dark_color"] ? args["svg_dark_color"] : "#000000";
string clear_color = args["svg_clear_color"] ? args["svg_clear_color"] : "#ffffff";
sink = new SimpleSVGOutput(*out_f, only_polys, precision, dark_color, clear_color);
} else if (fmt == "gbr" || fmt == "grb" || fmt == "gerber") {
sink = new SimpleGerberOutput(*out_f, only_polys, 4, precision);
} else {
cerr << "Unknown output format \"" << fmt << "\"" << endl;
argagg::fmt_ostream fmt(cerr);
fmt << usage.str() << argparser;
return EXIT_FAILURE;
}
if (args["flatten"]) {
flattener = new Flattener(*sink);
}
/* Because the C++ stdlib is bullshit */
auto id_match = [](string in, vector<string> &out) {
stringstream ss(in);
while (getline(ss, out.emplace_back(), ',')) {
}
out.pop_back();
};
IDElementSelector sel;
if (args["only_groups"])
id_match(args["only_groups"], sel.include);
if (args["exclude_groups"])
id_match(args["exclude_groups"], sel.exclude);
string vectorizer = args["vectorizer"] ? args["vectorizer"] : "poisson-disc";
/* Check argument */
ImageVectorizer *vec = makeVectorizer(vectorizer);
if (!vec) {
cerr << "Unknown vectorizer \"" << vectorizer << "\"." << endl;
argagg::fmt_ostream fmt(cerr);
fmt << usage.str() << argparser;
return EXIT_FAILURE;
}
delete vec;
VectorizerSelectorizer vec_sel(vectorizer, args["vectorizer_map"] ? args["vectorizer_map"] : "");
RenderSettings rset {
0.1,
vec_sel,
};
doc.render(rset, flattener ? *flattener : *sink, &sel);
return EXIT_SUCCESS;
}
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