1 #ifndef __SP_NODE_CONTEXT_H__
2 #define __SP_NODE_CONTEXT_H__
4 /*
5 * Node editing context
6 *
7 * Authors:
8 * Lauris Kaplinski <lauris@kaplinski.com>
9 * bulia byak <buliabyak@users.sf.net>
10 *
11 * This code is in public domain
12 */
14 #include <sigc++/sigc++.h>
15 #include "event-context.h"
16 #include "forward.h"
17 #include "nodepath.h"
18 struct SPKnotHolder;
19 namespace Inkscape { class Selection; }
21 #define SP_TYPE_NODE_CONTEXT (sp_node_context_get_type ())
22 #define SP_NODE_CONTEXT(obj) (GTK_CHECK_CAST ((obj), SP_TYPE_NODE_CONTEXT, SPNodeContext))
23 #define SP_NODE_CONTEXT_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), SP_TYPE_NODE_CONTEXT, SPNodeContextClass))
24 #define SP_IS_NODE_CONTEXT(obj) (GTK_CHECK_TYPE ((obj), SP_TYPE_NODE_CONTEXT))
25 #define SP_IS_NODE_CONTEXT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), SP_TYPE_NODE_CONTEXT))
27 enum { SP_NODE_CONTEXT_INACTIVE,
28 SP_NODE_CONTEXT_NODE_DRAGGING,
29 SP_NODE_CONTEXT_RUBBERBAND_DRAGGING };
31 class SPNodeContext;
32 class SPNodeContextClass;
34 struct SPNodeContext {
35 SPEventContext event_context;
37 guint drag : 1;
39 Inkscape::NodePath::Path *nodepath;
41 gboolean leftalt;
42 gboolean rightalt;
43 gboolean leftctrl;
44 gboolean rightctrl;
46 /// If true, rubberband was cancelled by esc, so the next button release should not deselect.
47 bool rb_escaped;
49 sigc::connection sel_changed_connection;
51 Inkscape::MessageContext *_node_message_context;
53 double grab_t;
54 Inkscape::NodePath::Node * grab_node;
55 bool hit;
56 NR::Point curvepoint_event; // int coords from event
57 NR::Point curvepoint_doc; // same, in doc coords
58 bool cursor_drag;
60 bool added_node;
62 unsigned int current_state;
63 };
65 struct SPNodeContextClass {
66 SPEventContextClass parent_class;
67 };
69 /* Standard Gtk function */
71 GtkType sp_node_context_get_type (void);
73 void sp_node_context_selection_changed (Inkscape::Selection * selection, gpointer data);
75 #endif