using System;
using System.Web.UI;
using ThinkGeo.MapSuite.Core;
using ThinkGeo.MapSuite.WebEdition;
using System.Collections.ObjectModel;

namespace CSSamples.Samples.MapShapes
{
    public partial class TrackShapeFinishedEvent : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                Map1.MapBackground.BackgroundBrush = new GeoSolidBrush(GeoColor.FromHtml("#E5E3DF"));
                Map1.CurrentExtent = new RectangleShape(-131.22, 55.05, -54.03, 16.91);
                Map1.MapUnit = GeographyUnit.DecimalDegree;

                WorldMapKitWmsWebOverlay worldMapKitWmsWebOverlay = new WorldMapKitWmsWebOverlay();
                Map1.CustomOverlays.Add(worldMapKitWmsWebOverlay);

                InMemoryFeatureLayer shapeLayer = new InMemoryFeatureLayer();
                shapeLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.FromArgb(180, 102, 255, 102), 10, GeoColor.StandardColors.DarkGreen, 1);
                shapeLayer.ZoomLevelSet.ZoomLevel01.DefaultLineStyle = LineStyles.CreateSimpleLineStyle(GeoColor.StandardColors.Green, 4, true);
                shapeLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.CreateSimpleAreaStyle(GeoColor.FromArgb(180, 102, 255, 102), GeoColor.StandardColors.DarkGreen, 1);
                shapeLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
                shapeLayer.DrawingQuality = DrawingQuality.HighQuality;

                LayerOverlay dynamicOverlay = new LayerOverlay("DynamicOverlay");
                dynamicOverlay.IsBaseOverlay = false;
                dynamicOverlay.TileType = TileType.SingleTile;
                dynamicOverlay.Layers.Add("shapeLayer", shapeLayer);
                Map1.CustomOverlays.Add(dynamicOverlay);

                InMemoryMarkerOverlay markerOverlay = new InMemoryMarkerOverlay("MarkerOverlay");
                markerOverlay.Features.Add("Kansas", new Feature(-94.48242, 38.75977));
                markerOverlay.ZoomLevelSet.ZoomLevel01.DefaultMarkerStyle.WebImage = new WebImage("../../theme/default/img/marker_blue.gif", 21, 25);
                markerOverlay.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
                Map1.CustomOverlays.Add(markerOverlay);
            }
        }

        protected void buttonDrawPoint_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Point;
        }

        protected void buttonDrawLine_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Line;
        }

        protected void buttonDrawRectangle_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Rectangle;
        }

        protected void buttonDrawSquare_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Square;
        }

        protected void buttonDrawPolygon_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Polygon;
        }

        protected void buttonDrawCircle_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Circle;
        }

        protected void buttonDrawEllipse_Click(object sender, ImageClickEventArgs e)
        {
            Map1.EditOverlay.TrackMode = TrackMode.Ellipse;
        }

        protected void buttonEditShape_Click(object sender, ImageClickEventArgs e)
        {
            LayerOverlay dynamicOverlay = (LayerOverlay)Map1.CustomOverlays["DynamicOverlay"];
            InMemoryFeatureLayer shapeLayer = (InMemoryFeatureLayer)dynamicOverlay.Layers["shapeLayer"];

            foreach (Feature feature in shapeLayer.InternalFeatures)
            {
                Map1.EditOverlay.Features.Add(feature.Id, feature);
            }

            shapeLayer.InternalFeatures.Clear();
            Map1.EditOverlay.TrackMode = TrackMode.Edit;
            dynamicOverlay.Redraw();
        }

        protected void Map1_TrackShapeFinished(object sender, EventArgs e)
        {
            LayerOverlay dynamicOverlay = (LayerOverlay)Map1.CustomOverlays["DynamicOverlay"];
            InMemoryFeatureLayer shapeLayer = (InMemoryFeatureLayer)dynamicOverlay.Layers["shapeLayer"];
            InMemoryMarkerOverlay markerOverlay = (InMemoryMarkerOverlay)Map1.CustomOverlays["MarkerOverlay"];

            foreach (Feature feature in Map1.EditOverlay.Features)
            {
                Collection<Marker> returnMarkers = new Collection<Marker>();

                MarkerZoomLevel zoomLevel = markerOverlay.ZoomLevelSet.GetZoomLevelForDrawing(GetZoomFromScale(Map1.CurrentScale, Map1.ClientZoomLevelScales));
                if (zoomLevel != null)
                {
                    markerOverlay.FeatureSource.Open();

                    //returnMarkers include all markers contained within that shape 
                    returnMarkers = zoomLevel.GetMarkers(markerOverlay.FeatureSource.GetFeaturesInsideBoundingBox(feature.GetShape().GetBoundingBox(), ReturningColumnsType.NoColumns));
                    markerOverlay.FeatureSource.Close();
                }


                shapeLayer.InternalFeatures.Add(feature.Id, feature);
            }

            Map1.EditOverlay.Features.Clear();
            dynamicOverlay.Redraw();
        }

        internal static int GetZoomFromScale(double scale, Collection<double> zoomLevelSets)
        {
            int zoomLevel = 0;
            int counter = 0;

            foreach (double zoomLevelScale in zoomLevelSets)
            {
                if (counter == 0)
                {
                    counter++;
                }
                else if (scale <= zoomLevelScale)
                {
                    counter++;
                    zoomLevel++;
                }
                else
                {
                    break;
                }
            }

            return zoomLevel;
        }
    }
}
 