1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
#ifndef GRAPH_EDIT_H
#define GRAPH_EDIT_H
#include "scene/gui/graph_node.h"
#include "scene/gui/scroll_bar.h"
class GraphEdit;
class GraphEditFilter : public Control {
OBJ_TYPE(GraphEditFilter,Control);
friend class GraphEdit;
GraphEdit *ge;
virtual bool has_point(const Point2& p_point) const;
public:
GraphEditFilter(GraphEdit *p_edit);
};
class GraphEdit : public Control {
OBJ_TYPE(GraphEdit,Control);
public:
struct Connection {
StringName from;
StringName to;
int from_port;
int to_port;
};
private:
HScrollBar* h_scroll;
VScrollBar* v_scroll;
bool connecting;
String connecting_from;
bool connecting_out;
int connecting_index;
int connecting_type;
Color connecting_color;
bool connecting_target;
Vector2 connecting_to;
String connecting_target_to;
int connecting_target_index;
bool updating;
List<Connection> connections;
void _draw_cos_line(const Vector2& p_from, const Vector2& p_to,const Color& p_color);
void _graph_node_raised(Node* p_gn);
void _graph_node_moved(Node *p_gn);
void _update_scroll();
void _scroll_moved(double);
void _input_event(const InputEvent& p_ev);
GraphEditFilter *top_layer;
void _top_layer_input(const InputEvent& p_ev);
void _top_layer_draw();
void _update_scroll_offset();
friend class GraphEditFilter;
bool _filter_input(const Point2& p_point);
protected:
static void _bind_methods();
virtual void add_child_notify(Node *p_child);
virtual void remove_child_notify(Node *p_child);
void _notification(int p_what);
public:
Error connect_node(const StringName& p_from, int p_from_port,const StringName& p_to,int p_to_port);
bool is_node_connected(const StringName& p_from, int p_from_port,const StringName& p_to,int p_to_port);
void disconnect_node(const StringName& p_from, int p_from_port,const StringName& p_to,int p_to_port);
void clear_connections();
void get_connection_list(List<Connection> *r_connections);
GraphEdit();
};
#endif // GRAPHEdit_H
|