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#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, read the file 'COPYING' for more information
*/
#include <glib/gtypes.h>
#include "forward.h"
#include "libnr/nr-point.h"
#include <sigc++/connection.h>
#include <sigc++/functors/slot.h>
#include <sigc++/signal.h>
#include "libavoid/connector.h"
class SPConnEnd;
namespace Inkscape {
namespace XML {
class Node;
}
}
class SPConnEndPair {
public:
SPConnEndPair(SPPath *);
~SPConnEndPair();
void release();
void setAttr(unsigned const key, gchar const *const value);
void writeRepr(Inkscape::XML::Node *const repr) const;
void getAttachedItems(SPItem *[2]) const;
void getEndpoints(NR::Point endPts[]) const;
void reroutePath(void);
void makePathInvalid(void);
void update(void);
bool isAutoRoutingConn(void);
void rerouteFromManipulation(void);
void reroute(void);
sigc::connection connectInvalidPath(sigc::slot<void, SPPath *> slot);
// A signal emited by a call back from libavoid. Used to let
// connectors know when they need to reroute themselves.
sigc::signal<void, SPPath *> _invalid_path_signal;
// A sigc connection to listen for connector path invalidation.
sigc::connection _invalid_path_connection;
private:
SPConnEnd *_connEnd[2];
SPPath *_path;
// libavoid's internal representation of the item.
Avoid::ConnRef *_connRef;
int _connType;
// 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.
};
#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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