Custom Annotation

gistfile1.txt

public class CustomAnnotationView : MKAnnotationView
	{
		public Item CurrentData {get;set;}

		public TipCategory CurrentCategory {get;set;}
		UIImageView imgMarker;
		UILabel lblTitle;
		UIButton btnGoTodetail;
		MKMapView mapView;
		public CustomAnnotationView (MKMapView map, Item it, TipCategory cat)
		{
			mapView = map;
			CurrentData = it;
			CurrentCategory = cat;
			lblTitle = new UILabel ();
			lblTitle.Text = it.Title;
			this.lblTitle.Font =  UIFont.FromName("Roboto-Regular", 15);
			this.lblTitle.TextColor = UIColor.Clear.FromHexString ("#444a52", 1);
			imgMarker = new UIImageView ();
			btnGoTodetail = new UIButton ();
			btnGoTodetail.TouchUpInside += (object sender, EventArgs e) => {
				mapView.Delegate.CalloutAccessoryControlTapped(mapView,this,btnGoTodetail);
			
			};

			this.AddSubview (imgMarker);
			this.AddSubview (lblTitle);
			this.AddSubview (btnGoTodetail);

			this.UpdateUi (Selected);
	

		}

		void UpdateUi (bool value)
		{
			if (value) {
				var catSelectedImage = UIImage.FromFile ("markerLocation/" + CurrentCategory.IconName.Replace (".png", "") + "Selected.png");
				imgMarker.Image = catSelectedImage;
				imgMarker.Frame = new System.Drawing.RectangleF (0, 0, 151, 59);
				lblTitle.Frame =  new System.Drawing.RectangleF (50, -3, 80, 49);
				this.btnGoTodetail.Frame = new System.Drawing.RectangleF (80, 0, 70, 45);
				var s = this.Frame;
				s.Width = 151;
				s.X = 53;
				this.CenterOffset = new System.Drawing.PointF (s.X,-30);
				this.Frame =s;
			}
			else {
				var catImage = UIImage.FromFile ("markerLocation/" + CurrentCategory.IconName);
				imgMarker.Image = catImage;
				this.CenterOffset = new System.Drawing.PointF (0,-30);
				this.Frame = imgMarker.Frame = new System.Drawing.RectangleF (0, 0, 45, 59);
				lblTitle.Frame =  new System.Drawing.RectangleF (40, 0, 0, 0);
				this.btnGoTodetail.Frame = new System.Drawing.RectangleF (80, 0, 0, 0);

			}
			this.SetNeedsDisplay ();

		}
	
		public override bool Selected {
			get {
				return base.Selected;
			}
			set {
				UpdateUi (value);
				Console.WriteLine ("selected " + value);
				base.Selected = value;

			}
		}

	}