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2 /*  path_2d_editor_plugin.h                                              */
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30 
31 #ifndef PATH_2D_EDITOR_PLUGIN_H
32 #define PATH_2D_EDITOR_PLUGIN_H
33 
34 #include "editor/editor_node.h"
35 #include "editor/editor_plugin.h"
36 #include "scene/2d/path_2d.h"
37 #include "scene/gui/tool_button.h"
38 
39 class CanvasItemEditor;
40 
41 class Path2DEditor : public HBoxContainer {
42 
43 	GDCLASS(Path2DEditor, HBoxContainer);
44 
45 	UndoRedo *undo_redo;
46 
47 	CanvasItemEditor *canvas_item_editor;
48 	EditorNode *editor;
49 	Panel *panel;
50 	Path2D *node;
51 
52 	HBoxContainer *base_hb;
53 	Separator *sep;
54 
55 	enum Mode {
56 		MODE_CREATE,
57 		MODE_EDIT,
58 		MODE_EDIT_CURVE,
59 		MODE_DELETE,
60 		ACTION_CLOSE
61 	};
62 
63 	Mode mode;
64 	ToolButton *curve_create;
65 	ToolButton *curve_edit;
66 	ToolButton *curve_edit_curve;
67 	ToolButton *curve_del;
68 	ToolButton *curve_close;
69 	MenuButton *handle_menu;
70 
71 	bool mirror_handle_angle;
72 	bool mirror_handle_length;
73 	bool on_edge;
74 
75 	enum HandleOption {
76 		HANDLE_OPTION_ANGLE,
77 		HANDLE_OPTION_LENGTH
78 	};
79 
80 	enum Action {
81 
82 		ACTION_NONE,
83 		ACTION_MOVING_POINT,
84 		ACTION_MOVING_IN,
85 		ACTION_MOVING_OUT,
86 	};
87 
88 	Action action;
89 	int action_point;
90 	Point2 moving_from;
91 	Point2 moving_screen_from;
92 	float orig_in_length;
93 	float orig_out_length;
94 	Vector2 edge_point;
95 
96 	void _mode_selected(int p_mode);
97 	void _handle_option_pressed(int p_option);
98 
99 	void _node_visibility_changed();
100 	friend class Path2DEditorPlugin;
101 
102 protected:
103 	void _notification(int p_what);
104 	void _node_removed(Node *p_node);
105 	static void _bind_methods();
106 
107 public:
108 	bool forward_gui_input(const Ref<InputEvent> &p_event);
109 	void forward_canvas_draw_over_viewport(Control *p_overlay);
110 	void edit(Node *p_path2d);
111 	Path2DEditor(EditorNode *p_editor);
112 };
113 
114 class Path2DEditorPlugin : public EditorPlugin {
115 
116 	GDCLASS(Path2DEditorPlugin, EditorPlugin);
117 
118 	Path2DEditor *path2d_editor;
119 	EditorNode *editor;
120 
121 public:
forward_canvas_gui_input(const Ref<InputEvent> & p_event)122 	virtual bool forward_canvas_gui_input(const Ref<InputEvent> &p_event) { return path2d_editor->forward_gui_input(p_event); }
forward_canvas_draw_over_viewport(Control * p_overlay)123 	virtual void forward_canvas_draw_over_viewport(Control *p_overlay) { path2d_editor->forward_canvas_draw_over_viewport(p_overlay); }
124 
get_name()125 	virtual String get_name() const { return "Path2D"; }
has_main_screen()126 	bool has_main_screen() const { return false; }
127 	virtual void edit(Object *p_object);
128 	virtual bool handles(Object *p_object) const;
129 	virtual void make_visible(bool p_visible);
130 
131 	Path2DEditorPlugin(EditorNode *p_node);
132 	~Path2DEditorPlugin();
133 };
134 
135 #endif // PATH_2D_EDITOR_PLUGIN_H
136