### Godot version

4.0.dev(0810ecaafdbee3ea747219e6ab3a8de5d2216a09)

### System information

any

### Issue description

https://user-images.githubusercontent.com/61938263/215898051-8506b45e-a9d4-4c3f-b1b3-28f202dea67b.mp4



### Steps to reproduce

Editt AnimationBlendTree

### Minimal reproduction project

N/A
Vector2 map_position = Vector2(0, 0);
	Vector2 render_size = _get_render_size();
	map_position.x = p_position.x * render_size.x / graph_proportions.x;
	map_position.y = p_position.y * render_size.y / graph_proportions.y;
	return map_position;
}
Vector2 GraphEditMinimap::_convert_to_graph_position(const Vector2 &p_position) {
	Vector2 graph_position = Vector2(0, 0);
	Vector2 render_size = _get_render_size();
	graph_position.x = p_position.x * graph_proportions.x / render_size.x;
	graph_position.y = p_position.y * graph_proportions.y / render_size.y;
	return graph_position;
}
void GraphEditMinimap::gui_input(const Ref<InputEvent> &p_ev) {
	ERR_FAIL_COND(p_ev.is_null());
	if (!ge->is_minimap_enabled()) {
		return;
	}
	Ref<InputEventMouseButton> mb = p_ev;
	Ref<InputEventMouseMotion> mm = p_ev;
	if (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT) {
		if (mb->is_pressed()) {
			is_pressing = true;
			Ref<Texture2D> resizer = get_theme_icon(SNAME("resizer"));
			Rect2 resizer_hitbox = Rect2(Point2(), resizer->get_size());
			if (resizer_hitbox.has_point(mb->get_position())) {