ZeiCircle

// ZeiCircle.cs "$Revision: 2440 $" "$Date: 2019-08-05 13:40:48 +0300 (ma, 05 elo 2019) $"
// https://pastebin.com/eGUnK60J
using SharpDX.Direct2D1;
using SharpDX;
using Turbo.Plugins.Default;

namespace Turbo.Plugins.JarJar.DefaultUI
{
    // Idea from: https://www.ownedcore.com/forums/diablo-3/turbohud/turbohud-plugin-review-zone/618264-v7-2-international-glq-zeicircleforboss.html

    public class ZeiCircle : BasePlugin, IInGameWorldPainter
    {
        public WorldDecoratorCollection ZeiDecorator { get; set; }
        public WorldDecoratorCollection SteadyAimDecoratorOn { get; set; }
        public WorldDecoratorCollection SteadyAimDecoratorOff { get; set; }

        private GroundCircleDecorator zeiGroundCircle;

        public ZeiCircle() { Enabled = true; }   // TODO: remember to check for ExplosiveMonsterPlugin

        public override void Load(IController hud)
        {
            base.Load(hud);

            var color = Color.Magenta;
            zeiGroundCircle = new GroundCircleDecorator(Hud)
            {
                Brush = Hud.Render.CreateBrush(255, color.R, color.G, color.B, 1.5f, DashStyle.Solid),
                Radius = 50f,
            };
            ZeiDecorator = new WorldDecoratorCollection(
                zeiGroundCircle,
                new GroundLabelDecorator(Hud)
                {
                    BackgroundBrush = Hud.Render.CreateBrush(255, 255, 255, 64, 0),
                    TextFont = Hud.Render.CreateFont("tahoma", 9f, 255, 0, 0, 0, false, false, false),
                }
                );
            color = Color.HotPink;
            SteadyAimDecoratorOn = new WorldDecoratorCollection(
                new GroundCircleDecorator(Hud)
                {
                    Brush = Hud.Render.CreateBrush(255, color.R, color.G, color.B, 1.5f, DashStyle.Solid),
                    Radius = 10f,
                },
                new GroundLabelDecorator(Hud)
                {
                    BackgroundBrush = Hud.Render.CreateBrush(255, 255, 255, 64, 0),
                    TextFont = Hud.Render.CreateFont("tahoma", 9f, 255, 0, 0, 0, false, false, false),
                }
                );
            color = Color.DeepPink;
            SteadyAimDecoratorOff = new WorldDecoratorCollection(
                new GroundCircleDecorator(Hud)
                {
                    Brush = Hud.Render.CreateBrush(255, color.R, color.G, color.B, 2.5f, DashStyle.Dash),
                    Radius = 10f,
                },
                new GroundLabelDecorator(Hud)
                {
                    BackgroundBrush = Hud.Render.CreateBrush(255, 255, 255, 64, 0),
                    TextFont = Hud.Render.CreateFont("tahoma", 9f, 255, 0, 0, 0, false, false, false),
                }
                );
        }

        public void PaintWorld(WorldLayer layer)
        {
            if (Hud.Game.IsInTown)
                return;
            if ((Hud.Game.MapMode == MapMode.WaypointMap) || (Hud.Game.MapMode == MapMode.ActMap) || (Hud.Game.MapMode == MapMode.Map))
                return;

            if (Hud.Game.Me.Powers.BuffIsActive(Hud.Sno.SnoPowers.ZeisStoneOfVengeancePrimary.Sno, iconIndex: 0))
            {
                var helperRadius = double.MaxValue;
                foreach (var monster in Hud.Game.AliveMonsters)
                {
                    var dist = (float)monster.NormalizedXyDistanceToMe;
                    if (dist < helperRadius)
                    {
                        helperRadius = dist;
                    }
                }
                if (helperRadius != double.MaxValue)    // Can see monsters!
                {
                    if (helperRadius > 50)
                    {
                        helperRadius = 50;
                    }
                    zeiGroundCircle.Radius = (float)helperRadius;
                    // Show zei radius only if less than 50 yards.
                    ZeiDecorator.Paint(layer, Hud.Game.Me, Hud.Game.Me.FloorCoordinate, helperRadius < 50 ? string.Format("{0:0}", helperRadius) : null);
                }
            }
            if (Hud.Game.Me.Powers.BuffIsActive(Hud.Sno.SnoPowers.DemonHunter_Passive_SteadyAim.Sno, iconIndex: 0))
            {
                if (Hud.Game.Me.Powers.BuffIsActive(Hud.Sno.SnoPowers.DemonHunter_Passive_SteadyAim.Sno, iconIndex: 1))
                {
                    SteadyAimDecoratorOn.Paint(layer, Hud.Game.Me, Hud.Game.Me.FloorCoordinate, null);
                }
                else
                {
                    SteadyAimDecoratorOff.Paint(layer, Hud.Game.Me, Hud.Game.Me.FloorCoordinate, null);
                }
            }
        }
    }
}