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Gerber and SVG export working

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This commit is contained in:
jaseg 2021-01-25 14:55:13 +01:00
parent f7b4cc602b
commit 95b198a5aa
24 changed files with 1282 additions and 480 deletions
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46
src/svg_import_util.cpp
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@ -1,25 +1,19 @@
/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2021 Jan Sebastian Götte <kicad@jaseg.de>
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
* 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>
@ -28,7 +22,7 @@
using namespace std;
void svg_plugin::print_matrix(cairo_t *cr, bool print_examples) {
void gerbolyze::print_matrix(cairo_t *cr, bool print_examples) {
cairo_matrix_t mat;
cairo_get_matrix(cr, &mat);
cerr << " xform matrix = { xx=" << mat.xx << ", yx=" << mat.yx << ", xy=" << mat.xy << ", yy=" << mat.yy << ", x0=" << mat.x0 << ", y0=" << mat.y0 << " }" << endl;
@ -49,7 +43,7 @@ void svg_plugin::print_matrix(cairo_t *cr, bool print_examples) {
}
/* Read a double value formatted like usvg formats doubles from an SVG attribute */
double svg_plugin::usvg_double_attr(const pugi::xml_node &node, const char *attr, double default_value) {
double gerbolyze::usvg_double_attr(const pugi::xml_node &node, const char *attr, double default_value) {
const auto *val = node.attribute(attr).value();
if (*val == '\0')
return default_value;
@ -58,7 +52,7 @@ double svg_plugin::usvg_double_attr(const pugi::xml_node &node, const char *attr
}
/* Read an url from an usvg attribute */
string svg_plugin::usvg_id_url(string attr) {
string gerbolyze::usvg_id_url(string attr) {
if (attr.rfind("url(#", 0) == string::npos)
return string();
@ -67,7 +61,7 @@ string svg_plugin::usvg_id_url(string attr) {
return attr;
}
svg_plugin::RelativeUnits svg_plugin::map_str_to_units(string str, svg_plugin::RelativeUnits default_val) {
gerbolyze::RelativeUnits gerbolyze::map_str_to_units(string str, gerbolyze::RelativeUnits default_val) {
if (str == "objectBoundingBox")
return SVG_ObjectBoundingBox;
else if (str == "userSpaceOnUse")
@ -75,7 +69,7 @@ svg_plugin::RelativeUnits svg_plugin::map_str_to_units(string str, svg_plugin::R
return default_val;
}
void svg_plugin::load_cairo_matrix_from_svg(const string &transform, cairo_matrix_t &mat) {
void gerbolyze::load_cairo_matrix_from_svg(const string &transform, cairo_matrix_t &mat) {
if (transform.empty()) {
cairo_matrix_init_identity(&mat);
return;
@ -97,14 +91,14 @@ void svg_plugin::load_cairo_matrix_from_svg(const string &transform, cairo_matri
cairo_matrix_init(&mat, a, b, c, d, e, f);
}
void svg_plugin::apply_cairo_transform_from_svg(cairo_t *cr, const string &transform) {
void gerbolyze::apply_cairo_transform_from_svg(cairo_t *cr, const string &transform) {
cairo_matrix_t mat;
load_cairo_matrix_from_svg(transform, mat);
cairo_transform(cr, &mat); /* or cairo_transform? */
}
/* Cf. https://tools.ietf.org/html/rfc2397 */
string svg_plugin::parse_data_iri(const string &data_url) {
string gerbolyze::parse_data_iri(const string &data_url) {
if (data_url.rfind("data:", 0) == string::npos) /* check if url starts with "data:" */
return string();
@ -119,7 +113,7 @@ string svg_plugin::parse_data_iri(const string &data_url) {
}
/* for debug svg output */
void svg_plugin::apply_viewport_matrix(cairo_t *cr, cairo_matrix_t &viewport_matrix) {
void gerbolyze::apply_viewport_matrix(cairo_t *cr, cairo_matrix_t &viewport_matrix) {
/* Multiply viewport matrix *from the left*, i.e. as if it had been applied *before* the currently set matrix. */
cairo_matrix_t old_matrix;
cairo_get_matrix(cr, &old_matrix);