1 files changed, 66 insertions, 1 deletions

diff --git a/scene/gui/graph_edit.h b/scene/gui/graph_edit.h
index d87bd41f27..d081789784 100644
--- a/scene/gui/graph_edit.h
+++ b/scene/gui/graph_edit.h
@@ -45,6 +45,7 @@ class GraphEditFilter : public Control {
 	GDCLASS(GraphEditFilter, Control);
 
 	friend class GraphEdit;
+	friend class GraphEditMinimap;
 	GraphEdit *ge;
 	virtual bool has_point(const Point2 &p_point) const override;
 
@@ -52,6 +53,45 @@ public:
 	GraphEditFilter(GraphEdit *p_edit);
 };
 
+class GraphEditMinimap : public Control {
+	GDCLASS(GraphEditMinimap, Control);
+
+	friend class GraphEdit;
+	friend class GraphEditFilter;
+	GraphEdit *ge;
+
+protected:
+	static void _bind_methods();
+
+public:
+	GraphEditMinimap(GraphEdit *p_edit);
+
+	void update_minimap();
+	Rect2 get_camera_rect();
+
+private:
+	Vector2 minimap_padding;
+	Vector2 minimap_offset;
+	Vector2 graph_proportions;
+	Vector2 graph_padding;
+	Vector2 camera_position;
+	Vector2 camera_size;
+
+	bool is_pressing;
+	bool is_resizing;
+
+	Vector2 _get_render_size();
+	Vector2 _get_graph_offset();
+	Vector2 _get_graph_size();
+
+	Vector2 _convert_from_graph_position(const Vector2 &p_position);
+	Vector2 _convert_to_graph_position(const Vector2 &p_position);
+
+	void _gui_input(const Ref<InputEvent> &p_ev);
+
+	void _adjust_graph_scroll(const Vector2 &p_offset);
+};
+
 class GraphEdit : public Control {
 	GDCLASS(GraphEdit, Control);
 
@@ -72,6 +112,8 @@ private:
 	Button *snap_button;
 	SpinBox *snap_amount;
 
+	Button *minimap_button;
+
 	void _zoom_minus();
 	void _zoom_reset();
 	void _zoom_plus();
@@ -116,9 +158,12 @@ private:
 	bool awaiting_scroll_offset_update;
 	List<Connection> connections;
 
+	float lines_thickness = 2.0f;
+	bool lines_antialiased = true;
+
 	void _bake_segment2d(Vector<Vector2> &points, Vector<Color> &colors, float p_begin, float p_end, const Vector2 &p_a, const Vector2 &p_out, const Vector2 &p_b, const Vector2 &p_in, int p_depth, int p_min_depth, int p_max_depth, float p_tol, const Color &p_color, const Color &p_to_color, int &lines) const;
 
-	void _draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color);
+	void _draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color, float p_width, float p_bezier_ratio);
 
 	void _graph_node_raised(Node *p_gn);
 	void _graph_node_moved(Node *p_gn);
@@ -129,12 +174,14 @@ private:
 
 	Control *connections_layer;
 	GraphEditFilter *top_layer;
+	GraphEditMinimap *minimap;
 	void _top_layer_input(const Ref<InputEvent> &p_ev);
 
 	bool is_in_hot_zone(const Vector2 &pos, const Vector2 &p_mouse_pos);
 
 	void _top_layer_draw();
 	void _connections_layer_draw();
+	void _minimap_draw();
 	void _update_scroll_offset();
 
 	Array _get_connection_list() const;
@@ -171,6 +218,9 @@ private:
 	void _snap_toggled();
 	void _snap_value_changed(double);
 
+	friend class GraphEditMinimap;
+	void _minimap_toggled();
+
 	bool _check_clickable_control(Control *p_control, const Vector2 &pos);
 
 protected:
@@ -196,7 +246,16 @@ public:
 	void set_zoom_custom(float p_zoom, const Vector2 &p_center);
 	float get_zoom() const;
 
+	void set_minimap_size(Vector2 p_size);
+	Vector2 get_minimap_size() const;
+	void set_minimap_opacity(float p_opacity);
+	float get_minimap_opacity() const;
+
+	void set_minimap_enabled(bool p_enable);
+	bool is_minimap_enabled() const;
+
 	GraphEditFilter *get_top_layer() const { return top_layer; }
+	GraphEditMinimap *get_minimap() const { return minimap; }
 	void get_connection_list(List<Connection> *r_connections) const;
 
 	void set_right_disconnects(bool p_enable);
@@ -219,6 +278,12 @@ public:
 	int get_snap() const;
 	void set_snap(int p_snap);
 
+	void set_connection_lines_thickness(float p_thickness);
+	float get_connection_lines_thickness() const;
+
+	void set_connection_lines_antialiased(bool p_antialiased);
+	bool is_connection_lines_antialiased() const;
+
 	HBoxContainer *get_zoom_hbox();
 
 	GraphEdit();