using Godot;

/// <summary>
/// 测试动态创建 NavigationPolygon
/// </summary>
public partial class TestNavigationPolygon : Node2D
{
    public override void _Ready()
    {
        var nv = GetNode<NavigationRegion2D>("NavigationRegion2D");

        var navpoy = nv.NavigationPolygon;
        var outlines = navpoy.Outlines;
        var polygons = navpoy.Polygons;
        var vertices = navpoy.Vertices;

        var polygon = new NavigationPolygon();
        // polygon.Vertices = new Vector2[]
        // {
        //     new Vector2(0,0), new Vector2(200,200), new Vector2(200, 0), new Vector2(0, 200),
        //     new Vector2(50,50), new Vector2(150,150), new Vector2(150, 50), new Vector2(50, 150)
        // };
        // polygon.AddPolygon(new int[] { 0, 2, 1, 3 });
        // polygon.AddPolygon(new int[] { 4, 6, 5, 7 });

        polygon.AddOutline(new [] { new Vector2(0,0), new Vector2(200, 0), new Vector2(200,200), new Vector2(0, 200) });
        polygon.AddOutline(new [] { new Vector2(50,50), new Vector2(150, 50), new Vector2(150,150), new Vector2(50, 150) });
        polygon.MakePolygonsFromOutlines();
        
        nv.NavigationPolygon = polygon;
    }
}