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/*
* Copyright (C) Theodore Janeczko 2012 <flutterguy317@gmail.com>
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "live_effects/lpe-fill-between-many.h"
#include "live_effects/lpeobject.h"
#include "xml/node.h"
#include "display/curve.h"
#include "inkscape.h"
#include "selection.h"
#include "object/sp-defs.h"
#include "object/sp-shape.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 {
static const Util::EnumData<Filllpemethod> FilllpemethodData[] = {
{ FLM_ORIGINALD, N_("Without LPE's"), "originald" },
{ FLM_BSPLINESPIRO, N_("With Spiro or BSpline"), "bsplinespiro" },
{ FLM_D, N_("With LPE's"), "d" }
};
static const Util::EnumDataConverter<Filllpemethod> FLMConverter(FilllpemethodData, FLM_END);
LPEFillBetweenMany::LPEFillBetweenMany(LivePathEffectObject *lpeobject) :
Effect(lpeobject),
linked_paths(_("Linked path:"), _("Paths from which to take the original path data"), "linkedpaths", &wr, this),
method(_("LPE's on linked:"), _("LPE's on linked"), "method", FLMConverter, &wr, this, FLM_BSPLINESPIRO),
fuse(_("Fuse coincident points"), _("Fuse coincident points"), "fuse", &wr, this, false),
allow_transforms(_("Allow transforms"), _("Allow transforms"), "allow_transforms", &wr, this, false),
join(_("Join subpaths"), _("Join subpaths"), "join", &wr, this, true),
close(_("Close"), _("Close path"), "close", &wr, this, true),
applied("Store the first apply", "", "applied", &wr, this, "false", false)
{
registerParameter(&linked_paths);
registerParameter(&method);
registerParameter(&fuse);
registerParameter(&allow_transforms);
registerParameter(&join);
registerParameter(&close);
registerParameter(&applied);
previous_method = FLM_END;
}
LPEFillBetweenMany::~LPEFillBetweenMany()
{
}
void LPEFillBetweenMany::doOnApply (SPLPEItem const* lpeitem)
{
SPDocument * document = SP_ACTIVE_DOCUMENT;
if (!document) {
return;
}
SPLPEItem *lpe_item = const_cast<SPLPEItem *>(lpeitem);
SPObject * parent = lpe_item->parent;
if (lpe_item) {
SPShape *shape = dynamic_cast<SPShape *>(lpe_item);
if (shape) {
Inkscape::SVGOStringStream os;
if (strcmp(this->lpeobj->getRepr()->attribute("applied"), "false") == 0) {
os << '#' << SP_ITEM(lpe_item)->getId() << ",0,1";
Inkscape::XML::Document *xml_doc = document->getReprDoc();
// create the LPE
Inkscape::XML::Node *lpe_repr = xml_doc->createElement("inkscape:path-effect");
{
lpe_repr->setAttribute("effect", "fill_between_many");
lpe_repr->setAttribute("linkedpaths", os.str());
lpe_repr->setAttribute("applied", "true");
lpe_repr->setAttribute("method", "partial");
lpe_repr->setAttribute("allow_transforms", "false");
document->getDefs()->getRepr()->addChild(lpe_repr, nullptr); // adds to <defs> and assigns the 'id' attribute
}
std::string lpe_id_href = std::string("#") + lpe_repr->attribute("id");
Inkscape::GC::release(lpe_repr);
Inkscape::XML::Node *clone = xml_doc->createElement("svg:path");
{
clone->setAttribute("d", "M 0 0", false);
// add the new clone to the top of the original's parent
parent->appendChildRepr(clone);
SPObject *clone_obj = document->getObjectById(clone->attribute("id"));
SPLPEItem *clone_lpeitem = dynamic_cast<SPLPEItem *>(clone_obj);
if (clone_lpeitem) {
clone_lpeitem->addPathEffect(lpe_id_href, false);
}
}
Inkscape::Selection * sel = SP_ACTIVE_DESKTOP->getSelection();
sel->set(clone);
Inkscape::GC::release(clone);
lpe_item->removeCurrentPathEffect(false);
}
}
}
}
void LPEFillBetweenMany::doEffect (SPCurve * curve)
{
if (previous_method != method) {
if (method == FLM_BSPLINESPIRO) {
linked_paths.allowOnlyBsplineSpiro(true);
linked_paths.setFromOriginalD(false);
} else if(method == FLM_ORIGINALD) {
linked_paths.allowOnlyBsplineSpiro(false);
linked_paths.setFromOriginalD(true);
} else {
linked_paths.allowOnlyBsplineSpiro(false);
linked_paths.setFromOriginalD(false);
}
previous_method = method;
}
Geom::PathVector res_pathv;
for (std::vector<PathAndDirectionAndVisible*>::iterator iter = linked_paths._vector.begin(); iter != linked_paths._vector.end(); ++iter) {
SPObject *obj;
if ((*iter)->ref.isAttached() && (obj = (*iter)->ref.getObject()) && SP_IS_ITEM(obj) && !(*iter)->_pathvector.empty() && (*iter)->visibled) {
Geom::Path linked_path;
if ((*iter)->reversed) {
linked_path = (*iter)->_pathvector.front().reversed();
} else {
linked_path = (*iter)->_pathvector.front();
}
if (obj) {
linked_path *= SP_ITEM(obj)->transform;
}
if (!res_pathv.empty() && join) {
if (!are_near(res_pathv.front().finalPoint(), linked_path.initialPoint(), 0.01) || !fuse) {
res_pathv.front().appendNew<Geom::LineSegment>(linked_path.initialPoint());
} else {
linked_path.setInitial(res_pathv.front().finalPoint());
}
res_pathv.front().append(linked_path);
} else {
if (close && !join) {
linked_path.close();
}
res_pathv.push_back(linked_path);
}
}
}
if(!allow_transforms) {
SP_ITEM(sp_lpe_item)->setAttribute("transform", nullptr);
}
if (!res_pathv.empty() && close) {
res_pathv.front().close();
}
if (res_pathv.empty()) {
res_pathv = curve->get_pathvector();
}
curve->set_pathvector(res_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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