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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) Theodore Janeczko 2012 <flutterguy317@gmail.com>
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include "live_effects/lpe-fill-between-strokes.h"
#include "display/curve.h"
#include "svg/svg.h"
// TODO due to internal breakage in glibmm headers, this must be last:
#include <glibmm/i18n.h>
namespace Inkscape {
namespace LivePathEffect {
LPEFillBetweenStrokes::LPEFillBetweenStrokes(LivePathEffectObject *lpeobject) :
Effect(lpeobject),
linked_path(_("Linked path:"), _("Path from which to take the original path data"), "linkedpath", &wr, this),
second_path(_("Second path:"), _("Second path from which to take the original path data"), "secondpath", &wr, this),
reverse_second(_("Reverse Second"), _("Reverses the second path order"), "reversesecond", &wr, this),
join(_("Join subpaths"), _("Join subpaths"), "join", &wr, this, true),
close(_("Close"), _("Close path"), "close", &wr, this, true)
{
registerParameter(&linked_path);
registerParameter(&second_path);
registerParameter(&reverse_second);
registerParameter(&join);
registerParameter(&close);
}
LPEFillBetweenStrokes::~LPEFillBetweenStrokes()
= default;
void LPEFillBetweenStrokes::doEffect (SPCurve * curve)
{
if (curve) {
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = nullptr;
if (desktop) {
selection = desktop->selection;
}
Geom::Affine transf = sp_item_transform_repr(sp_lpe_item);
if (transf != Geom::identity()) {
sp_lpe_item->doWriteTransform(Geom::identity());
}
if ( linked_path.linksToPath() && second_path.linksToPath() && linked_path.getObject() && second_path.getObject() ) {
SPItem * linked1 = linked_path.getObject();
if (linked1 && transf != Geom::identity() && selection && !selection->includes(linked1->getRepr())) {
SP_ITEM(linked1)->doWriteTransform(transf);
}
Geom::PathVector linked_pathv = linked_path.get_pathvector();
SPItem * linked2 = second_path.getObject();
if (linked2 && transf != Geom::identity() && selection && !selection->includes(linked2->getRepr())) {
SP_ITEM(linked2)->doWriteTransform(transf);
}
Geom::PathVector second_pathv = second_path.get_pathvector();
Geom::PathVector result_linked_pathv;
Geom::PathVector result_second_pathv;
for (auto & iter : linked_pathv)
{
result_linked_pathv.push_back(iter);
}
for (auto & iter : second_pathv)
{
result_second_pathv.push_back(iter);
}
if ( !result_linked_pathv.empty() && !result_second_pathv.empty() && !result_linked_pathv.front().closed() ) {
if (reverse_second.get_value()) {
result_second_pathv.front() = result_second_pathv.front().reversed();
}
if (join) {
if (!are_near(result_linked_pathv.front().finalPoint(), result_second_pathv.front().initialPoint(), 0.1)) {
result_linked_pathv.front().appendNew<Geom::LineSegment>(result_second_pathv.front().initialPoint());
} else {
result_second_pathv.front().setInitial(result_linked_pathv.front().finalPoint());
}
result_linked_pathv.front().append(result_second_pathv.front());
if (close) {
result_linked_pathv.front().close();
}
} else {
if (close) {
result_linked_pathv.front().close();
result_second_pathv.front().close();
}
result_linked_pathv.push_back(result_second_pathv.front());
}
curve->set_pathvector(result_linked_pathv);
} else if ( !result_linked_pathv.empty() ) {
curve->set_pathvector(result_linked_pathv);
} else if ( !result_second_pathv.empty() ) {
curve->set_pathvector(result_second_pathv);
}
}
else if ( linked_path.linksToPath() && linked_path.getObject() ) {
SPItem *linked1 = linked_path.getObject();
if (linked1 && transf != Geom::identity() && selection && !selection->includes(linked1->getRepr())) {
SP_ITEM(linked1)->doWriteTransform(transf);
}
Geom::PathVector linked_pathv = linked_path.get_pathvector();
Geom::PathVector result_pathv;
for (auto & iter : linked_pathv)
{
result_pathv.push_back(iter);
}
if ( !result_pathv.empty() ) {
if (close) {
result_pathv.front().close();
}
curve->set_pathvector(result_pathv);
}
}
else if ( second_path.linksToPath() && second_path.getObject() ) {
SPItem *linked2 = second_path.getObject();
if (linked2 && transf != Geom::identity() && selection && !selection->includes(linked2->getRepr())) {
SP_ITEM(linked2)->doWriteTransform(transf);
}
Geom::PathVector second_pathv = second_path.get_pathvector();
Geom::PathVector result_pathv;
for (auto & iter : second_pathv)
{
result_pathv.push_back(iter);
}
if ( !result_pathv.empty() ) {
if (close) {
result_pathv.front().close();
}
curve->set_pathvector(result_pathv);
}
}
}
}
} // namespace LivePathEffect
} /* namespace Inkscape */
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :
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