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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_SP_CONN_END_PAIR
#define SEEN_SP_CONN_END_PAIR
/*
* A class for handling connector endpoint movement and libavoid interaction.
*
* Authors:
* Peter Moulder <pmoulder@mail.csse.monash.edu.au>
*
* * Copyright (C) 2004 Monash University
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <cstddef>
#include <sigc++/sigc++.h>
#include "3rdparty/adaptagrams/libavoid/connector.h"
#include "attributes.h"
class SPConnEnd;
class SPCurve;
class SPPath;
class SPItem;
class SPObject;
namespace Geom { class Point; }
namespace Inkscape {
namespace XML {
class Node;
}
}
extern void recreateCurve(SPCurve *curve, Avoid::ConnRef *connRef, double curvature);
class SPConnEndPair {
public:
SPConnEndPair(SPPath *);
~SPConnEndPair();
void release();
void setAttr(const SPAttr key, char const *const value);
void writeRepr(Inkscape::XML::Node *const repr) const;
void getAttachedItems(SPItem *[2]) const;
void getEndpoints(Geom::Point endPts[]) const;
double getCurvature() const;
SPConnEnd** getConnEnds();
bool isOrthogonal() const;
friend void recreateCurve(SPCurve *curve, Avoid::ConnRef *connRef, double curvature);
void tellLibavoidNewEndpoints(bool const processTransaction = false);
bool reroutePathFromLibavoid();
void makePathInvalid();
void update();
bool isAutoRoutingConn() const;
void rerouteFromManipulation();
private:
void _updateEndPoints();
SPConnEnd *_connEnd[2];
SPPath *_path;
// libavoid's internal representation of the item.
Avoid::ConnRef *_connRef;
int _connType;
double _connCurvature;
// A sigc connection for transformed signal.
sigc::connection _transformed_connection;
};
void sp_conn_end_pair_build(SPObject *object);
// _connType options:
enum {
SP_CONNECTOR_NOAVOID, // Basic connector - a straight line.
SP_CONNECTOR_POLYLINE, // Object avoiding polyline.
SP_CONNECTOR_ORTHOGONAL // Object avoiding orthogonal polyline (only horizontal and vertical segments).
};
#endif /* !SEEN_SP_CONN_END_PAIR */
/*
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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