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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef SEEN_CONNECTOR_CONTEXT_H
+#define SEEN_CONNECTOR_CONTEXT_H
+
+/*
+ * Connector creation tool
+ *
+ * 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 <map>
+#include <string>
+
+#include <2geom/point.h>
+#include <sigc++/connection.h>
+
+#include "ui/tools/tool-base.h"
+
+class SPItem;
+class SPCurve;
+class SPKnot;
+struct SPCanvasItem;
+
+namespace Avoid {
+ class ConnRef;
+}
+
+namespace Inkscape {
+ class Selection;
+
+ namespace XML {
+ class Node;
+ }
+}
+
+#define SP_CONNECTOR_CONTEXT(obj) (dynamic_cast<Inkscape::UI::Tools::ConnectorTool*>((Inkscape::UI::Tools::ToolBase*)obj))
+//#define SP_IS_CONNECTOR_CONTEXT(obj) (dynamic_cast<const ConnectorTool*>((const ToolBase*)obj) != NULL)
+
+enum {
+ SP_CONNECTOR_CONTEXT_IDLE,
+ SP_CONNECTOR_CONTEXT_DRAGGING,
+ SP_CONNECTOR_CONTEXT_CLOSE,
+ SP_CONNECTOR_CONTEXT_STOP,
+ SP_CONNECTOR_CONTEXT_REROUTING,
+ SP_CONNECTOR_CONTEXT_NEWCONNPOINT
+};
+
+typedef std::map<SPKnot *, int> SPKnotList;
+
+namespace Inkscape {
+namespace UI {
+namespace Tools {
+
+class ConnectorTool : public ToolBase {
+public:
+ ConnectorTool();
+ ~ConnectorTool() override;
+
+ Inkscape::Selection *selection;
+ Geom::Point p[5];
+
+ /** \invar npoints in {0, 2}. */
+ gint npoints;
+ unsigned int state : 4;
+
+ // Red curve
+ SPCanvasItem *red_bpath;
+ SPCurve *red_curve;
+ guint32 red_color;
+
+ // Green curve
+ SPCurve *green_curve;
+
+ // The new connector
+ SPItem *newconn;
+ Avoid::ConnRef *newConnRef;
+ gdouble curvature;
+ bool isOrthogonal;
+
+ // The active shape
+ SPItem *active_shape;
+ Inkscape::XML::Node *active_shape_repr;
+ Inkscape::XML::Node *active_shape_layer_repr;
+
+ // Same as above, but for the active connector
+ SPItem *active_conn;
+ Inkscape::XML::Node *active_conn_repr;
+ sigc::connection sel_changed_connection;
+
+ // The activehandle
+ SPKnot *active_handle;
+
+ // The selected handle, used in editing mode
+ SPKnot *selected_handle;
+
+ SPItem *clickeditem;
+ SPKnot *clickedhandle;
+
+ SPKnotList knots;
+ SPKnot *endpt_handle[2];
+ guint endpt_handler_id[2];
+ gchar *shref;
+ gchar *ehref;
+ SPCanvasItem *c0, *c1, *cl0, *cl1;
+
+ static std::string const prefsPath;
+
+ void setup() override;
+ void finish() override;
+ void set(const Inkscape::Preferences::Entry& val) override;
+ bool root_handler(GdkEvent* event) override;
+ bool item_handler(SPItem* item, GdkEvent* event) override;
+
+ std::string const& getPrefsPath() override;
+
+ void cc_clear_active_shape();
+ void cc_set_active_conn(SPItem *item);
+ void cc_clear_active_conn();
+
+private:
+ void _selectionChanged(Inkscape::Selection *selection);
+
+ bool _handleButtonPress(GdkEventButton const &bevent);
+ bool _handleMotionNotify(GdkEventMotion const &mevent);
+ bool _handleButtonRelease(GdkEventButton const &revent);
+ bool _handleKeyPress(guint const keyval);
+
+ void _setInitialPoint(Geom::Point const p);
+ void _setSubsequentPoint(Geom::Point const p);
+ void _finishSegment(Geom::Point p);
+ void _resetColors();
+ void _finish();
+ void _concatColorsAndFlush();
+ void _flushWhite(SPCurve *gc);
+
+ void _activeShapeAddKnot(SPItem* item);
+ void _setActiveShape(SPItem *item);
+ bool _ptHandleTest(Geom::Point& p, gchar **href);
+
+ void _reroutingFinish(Geom::Point *const p);
+};
+
+void cc_selection_set_avoid(bool const set_ignore);
+void cc_create_connection_point(ConnectorTool* cc);
+void cc_remove_connection_point(ConnectorTool* cc);
+bool cc_item_is_connector(SPItem *item);
+
+}
+}
+}
+
+#endif /* !SEEN_CONNECTOR_CONTEXT_H */
+
+/*
+ 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:fileencoding=utf-8:textwidth=99 :