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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_CONN_AVOID_REF
#define SEEN_CONN_AVOID_REF
/** \file
* A class for handling shape interaction with libavoid.
*/
/*
* Authors:
* Michael Wybrow <mjwybrow@users.sourceforge.net>
*
* Copyright (C) 2005 Michael Wybrow
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include <2geom/point.h>
#include <cstddef>
#include <sigc++/connection.h>
class SPDesktop;
class SPObject;
class SPItem;
namespace Avoid { class ShapeRef; }
class SPAvoidRef {
public:
SPAvoidRef(SPItem *spitem);
virtual ~SPAvoidRef();
// libavoid's internal representation of the item.
Avoid::ShapeRef *shapeRef;
void setAvoid(char const *value);
void handleSettingChange();
Geom::Point getConnectionPointPos();
// Returns a list of SPItems of all connectors/shapes attached to
// this object. Pass one of the following for 'type':
// Avoid::runningTo
// Avoid::runningFrom
// Avoid::runningToAndFrom
std::vector<SPItem *> getAttachedShapes(const unsigned int type);
std::vector<SPItem *> getAttachedConnectors(const unsigned int type);
private:
SPItem *item;
// true if avoiding, false if not.
bool setting;
bool new_setting;
// A sigc connection for transformed signal.
sigc::connection _transformed_connection;
};
extern std::vector<SPItem *> get_avoided_items(SPObject *from,
SPDesktop *desktop, bool initialised = true);
extern void avoid_item_move(Geom::Affine const *mp, SPItem *moved_item);
extern void init_avoided_shape_geometry(SPDesktop *desktop);
static const double defaultConnSpacing = 3.0;
static const double defaultConnCurvature = 3.0;
#endif /* !SEEN_CONN_AVOID_REF */
/*
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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