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====== Source Code iOSEditionSample AnalyzeVisual.zip ======

====AppDelegate.cs====

<code csharp>   
 using Foundation;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     // The UIApplicationDelegate for the application. This class is responsible for launching the  
     // User Interface of the application, as well as listening (and optionally responding) to  
     // application events from iOS.  
     [Register("AppDelegate")]  
     public partial class AppDelegate : UIApplicationDelegate  
     {  
         // class-level declarations  
         public override UIWindow Window  
         {  
             get;  
             set;  
         }  
         // This method is invoked when the application is about to move from active to inactive state.  
         // OpenGL applications should use this method to pause.  
         public override void OnResignActivation(UIApplication application)  
         {  
         }  
         // This method should be used to release shared resources and it should store the application state.  
         // If your application supports background exection this method is called instead of WillTerminate  
         // when the user quits.  
         public override void DidEnterBackground(UIApplication application)  
         {  
         }  
         // This method is called as part of the transiton from background to active state.  
         public override void WillEnterForeground(UIApplication application)  
         {  
         }  
         // This method is called when the application is about to terminate. Save data, if needed.  
         public override void WillTerminate(UIApplication application)  
         {  
         }  
     }  
 }  
  
 </code>

====Main.cs====

<code csharp>   
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     public class Application  
     {  
         // This is the main entry point of the application.  
         static void Main(string[] args)  
         {  
             // if you want to use a different Application Delegate class from "AppDelegate"  
             // you can specify it here.  
             UIApplication.Main(args, null, "AppDelegate");  
         }  
     }  
 }  
 </code>

====MainViewController.cs====

<code csharp>   
 using MonoTouch.Dialog;  
 using UIKit;  
 using System;  
 using System.Collections.ObjectModel;  
 using System.Linq;  
 using System.Reflection;  
 using System.Xml.Linq;  
  
 namespace AnalyzingVisualization  
 {  
     public partial class MainViewController : UIViewController  
     {  
         public MainViewController(IntPtr handle)  
             : base(handle)  
         { }  
  
         public override void ViewDidLoad()  
         {  
             base.ViewDidLoad();  
  
             SliderViewController navigation = new SliderViewController();  
             navigation.Position = FlyOutPosition.Left;  
             navigation.View.Frame = UIScreen.MainScreen.Bounds;  
             View.AddSubview(navigation.View);  
             AddChildViewController(navigation);  
  
             XDocument xDoc = XDocument.Load("AppData/SampleList.xml");  
             Section section = new Section("Style List");  
             if (xDoc.Root != null)  
             {  
                 Collection<UIViewController> styleList = new Collection<UIViewController>();  
                 foreach (var element in xDoc.Root.Elements())  
                 {  
                     string image = element.Attribute("Image").Value;  
                     string className = element.Attribute("Class").Value;  
                     string name = element.Attribute("Name").Value;  
  
                     UIImage icon = UIImage.FromBundle(image);  
                     BadgeElement iconItem = new BadgeElement(icon, name);  
                     section.Add(iconItem);  
  
                     DetailViewController rootController = (DetailViewController)Activator.CreateInstance(Assembly.GetExecutingAssembly().GetType("AnalyzingVisualization." + className));  
                     rootController.DetailButtonClick = navigation.ToggleMenu;  
                     rootController.Title = name;  
                     UINavigationController mainController = new UINavigationController(rootController);  
                     styleList.Add(mainController);  
                 }  
                 navigation.ViewControllers = styleList.ToArray();  
             }  
  
             navigation.NavigationRoot = new RootElement("Style List") { section };  
         }  
     }  
 }  
 </code>

====MainViewController.designer.cs====

<code csharp>   
 // WARNING  
 //  
 // This file has been generated automatically by Xamarin Studio from the outlets and  
 // actions declared in your storyboard file.  
 // Manual changes to this file will not be maintained.  
 //  
 using System;  
 using Foundation;  
 using UIKit;  
 using System.CodeDom.Compiler;  
  
 namespace AnalyzingVisualization  
 {  
 	[Register|("MainViewController")]  
 	partial class MainViewController  
 	{  
 		void ReleaseDesignerOutlets ()  
 		{  
 		}  
 	}  
 }  
  
 </code>

====DotDenstyStyleViewContoller.cs====

<code csharp>   
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class DotDenstyStyleViewContoller : DetailViewController  
     {  
         public DotDenstyStyleViewContoller()  
         { }  
  
         protected override void InitializeMap()  
         {  
             base.InitializeMap();  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             MapView.Overlays.Add(worldOverlay);  
  
             ShapeFileFeatureLayer usLayer = new ShapeFileFeatureLayer("AppData/usStatesCensus2010.shp");  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.Layers.Add(usLayer);  
             MapView.Overlays.Add(layerOverlay);  
  
             usLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();  
             usLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(AreaStyles.CreateSimpleAreaStyle(GeoColor.FromArgb(20, GeoColor.FromHtml("#00e6fe")), GeoColor.StandardColors.Gray));  
             usLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(GetDotDensityStyle());  
             usLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
  
             MapView.ZoomTo(new PointShape(-96.8150, 39.6948), MapView.ZoomLevelSet.ZoomLevel05.Scale);  
         }  
  
         private static DotDensityStyle GetDotDensityStyle()  
         {  
             double pointToValueRatio = 0.0000094778167166538189;  
             PointStyle pointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.StandardColors.Black, 7);  
             DotDensityStyle dotDensityStyle = new DotDensityStyle("Population", pointToValueRatio, pointStyle);  
             dotDensityStyle.CustomPointStyle = PointStyles.CreateSimpleCircleStyle(GeoColor.FromHtml("#a57431"), 5);  
             return dotDensityStyle;  
         }  
     }  
 }  
 </code>

====HeatStyleViewContoller.cs====

<code csharp>   
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class HeatStyleViewContoller : DetailViewController  
     {  
         public HeatStyleViewContoller()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
             MapView.CurrentExtent = new RectangleShape(-124.097208477811, 48.9471097666172, -110.242106301448, 28.7359794668483);  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             MapView.Overlays.Add(worldOverlay);  
  
             ShapeFileFeatureLayer usEarthquakeLayer = new ShapeFileFeatureLayer("AppData/usEarthquake_Simplified.shp");  
             MapView.Overlays.Add(new LayerOverlay(new Layer[] { usEarthquakeLayer }));  
  
             usEarthquakeLayer.DrawingMarginPercentage = 100;  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(new HeatStyle(10, 150, "MAGNITUDE", 0, 12, 100, DistanceUnit.Kilometer));  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             MapView.Refresh();  
         }  
     }  
 }  
 </code>

====IconStyleViewController.cs====

<code csharp>   
 using System.Globalization;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class IconStyleViewController : DetailViewController  
     {  
         public IconStyleViewController()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
             View.AddSubview(MapView);  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             MapView.Overlays.Add(worldOverlay);  
  
             ShapeFileFeatureLayer iconStyleFeatureLayer = new ShapeFileFeatureLayer("AppData/Vehicles.shp");  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.TileType = TileType.SingleTile;  
             layerOverlay.Layers.Add(iconStyleFeatureLayer);  
             MapView.Overlays.Add(layerOverlay);  
  
             iconStyleFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();  
             iconStyleFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(GetIconStyle("AppData/Images/vehicle"));  
             iconStyleFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
  
             MapView.ZoomTo(new PointShape(-96.7689, 33.1620), MapView.ZoomLevelSet.ZoomLevel14.Scale);  
         }  
  
         private static ValueStyle GetIconStyle(string imagePath)  
         {  
             ValueStyle valueStyle = new ValueStyle();  
             valueStyle.ColumnName = "TYPE";  
  
             GeoFont font = new GeoFont("Arial", 12, DrawingFontStyles.Bold);  
             GeoSolidBrush brush = new GeoSolidBrush(GeoColor.StandardColors.Black);  
  
             for (int i = 1; i <= 7; i++)  
             {  
                 IconStyle iconStyle = new IconStyle(imagePath + i + ".png", "Type", font, brush);  
                 iconStyle.HaloPen = new GeoPen(GeoColor.SimpleColors.White);  
                 ValueItem valueItem = new ValueItem(i.ToString(CultureInfo.InvariantCulture), iconStyle);  
  
                 valueStyle.ValueItems.Add(valueItem);  
             }  
  
             return valueStyle;  
         }  
     }  
 }  
 </code>

====DetailViewController.cs====

<code csharp>   
 using CoreGraphics;  
 using Foundation;  
 using System;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     [Register("DetailViewController")]  
     public class DetailViewController : UIViewController  
     {  
         private UIView settingContainerView;  
         private UIBarButtonItem settingButton;  
  
         protected MapView MapView;  
         public Action SettingButtonClick;  
         public Action DetailButtonClick;  
  
         public DetailViewController() { }  
  
         protected UIView SettingContainerView  
         {  
             get { return settingContainerView; }  
         }  
  
         protected UIBarButtonItem SettingButton  
         {  
             get { return settingButton; }  
         }  
  
         protected float SettingContainerHeight { get; set; }  
  
         public override void ViewDidLoad()  
         {  
             base.ViewDidLoad();  
  
             View.BackgroundColor = UIColor.Red;  
             View.AutoresizingMask = UIViewAutoresizing.FlexibleHeight | UIViewAutoresizing.FlexibleWidth;  
  
             MapView = new MapView(View.Frame);  
             MapView.BackgroundColor = UIColor.FromRGB(244, 242, 238);  
             MapView.MapTools.ZoomMapTool.Center = new CGPoint(MapView.MapTools.ZoomMapTool.Center.X + 10, MapView.MapTools.ZoomMapTool.Center.Y + 55);  
             View.Add(MapView);  
  
             InitializeMap();  
             InitializeToolbar();  
             InitializeSettingView();  
         }  
  
         public override void WillAnimateRotation(UIInterfaceOrientation toInterfaceOrientation, double duration)  
         {  
             base.WillAnimateRotation(toInterfaceOrientation, duration);  
  
             double resolution = Math.Max(MapView.CurrentExtent.Width / MapView.Frame.Width, MapView.CurrentExtent.Height / MapView.Frame.Height);  
             MapView.Frame = View.Bounds;  
             MapView.CurrentExtent = GetExtentRetainScale(MapView.CurrentExtent.GetCenterPoint(), MapView.Frame, resolution);  
             MapView.Refresh();  
         }  
  
         /// <summary>  
         /// This method customizes the map for a specific sample.  
         /// We could add overlays, layers, styles inside of this method.  
         /// </summary>  
         protected virtual void InitializeMap()  
         { }  
  
         /// <summary>  
         /// Gets the extent retain scale.  
         /// </summary>  
         /// <param name="currentLocationInMecator">The current location in mecator.</param>  
         /// <param name="frame">The frame.</param>  
         /// <param name="resolution">The resolution.</param>  
         /// <returns>RectangleShape.</returns>  
         private static RectangleShape GetExtentRetainScale(PointShape currentLocationInMecator, CGRect frame, double resolution)  
         {  
             double left = currentLocationInMecator.X - resolution * frame.Width * .5;  
             double right = currentLocationInMecator.X + resolution * frame.Width * .5;  
             double top = currentLocationInMecator.Y + resolution * frame.Height * .5;  
             double bottom = currentLocationInMecator.Y - resolution * frame.Height * .5;  
             return new RectangleShape(left, top, right, bottom);  
         }  
  
         private void InitializeToolbar()  
         {  
             UIBarButtonItem detailButton = new UIBarButtonItem(UIImage.FromBundle("detail40"), UIBarButtonItemStyle.Plain,  
                 OnDetailButtonClick);  
             detailButton.TintColor = UIColor.Black;  
             NavigationItem.SetLeftBarButtonItem(detailButton, true);  
  
             settingButton = new UIBarButtonItem(UIImage.FromBundle("settings40"), UIBarButtonItemStyle.Plain,  
                 OnSettingButtonClick);  
             settingButton.TintColor = UIColor.Black;  
             settingButton.Enabled = false;  
             NavigationItem.SetRightBarButtonItems(new[] { settingButton }, true);  
         }  
  
         private void InitializeSettingView()  
         {  
             if (settingContainerView == null)  
             {  
                 settingContainerView = new UIView();  
                 settingContainerView.TranslatesAutoresizingMaskIntoConstraints = false;  
                 NSLayoutConstraint[] settingViewConstraints =  
                 {  
                     NSLayoutConstraint.Create(settingContainerView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, View, NSLayoutAttribute.Left, 1, 0),  
                     NSLayoutConstraint.Create(settingContainerView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, View, NSLayoutAttribute.Right, 1, 0),  
                     NSLayoutConstraint.Create(settingContainerView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, SettingContainerHeight),  
                     NSLayoutConstraint.Create(settingContainerView, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, View, NSLayoutAttribute.Bottom, 1, 0)  
                 };  
  
                 View.Add(settingContainerView);  
                 View.AddConstraints(settingViewConstraints);  
             }  
         }  
  
         private void OnSettingButtonClick(object sender, EventArgs e)  
         {  
             if (SettingButtonClick != null) SettingButtonClick();  
         }  
  
         private void OnDetailButtonClick(object sender, EventArgs e)  
         {  
             if (DetailButtonClick != null) DetailButtonClick();  
         }  
     }  
 }  
 </code>

====InstructionView.cs====

<code csharp>   
 using CoreGraphics;  
 using System;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     internal class InstructionView : UIView  
     {  
         private Action InstructionViewTopChanged;  
         private Action<UIView> ResetChildrenLayout;  
  
         public InstructionView(Action<UIView> initializeChildrenContent, Action instructionViewTopChanged)  
         {  
             ResetChildrenLayout = initializeChildrenContent;  
             InstructionViewTopChanged = instructionViewTopChanged;  
  
             InitializeComponentLayout();  
         }  
  
         private static int DescriptionMarginLeft  
         {  
             get { return iOSCapabilityHelper.IsOnIPhone ? 10 : 20; }  
         }  
  
         private void CollapseButtonTouchDown(object sender, EventArgs e)  
         {  
             if (InstructionViewTopChanged != null) InstructionViewTopChanged();  
         }  
  
         private void InitializeComponentLayout()  
         {  
             float titleHeight = 40;  
  
             Alpha = 0.9f;  
             BackgroundColor = UIColor.FromRGBA(126, 124, 129, 255);  
  
             UIView topLine = new UIView(new CGRect(0, 0, Frame.Width, 2));  
             topLine.BackgroundColor = UIColor.DarkGray;  
             topLine.Layer.CornerRadius = 4;  
             topLine.Layer.ShadowRadius = 3;  
             topLine.Layer.ShadowOpacity = .8f;  
             topLine.Layer.ShadowColor = UIColor.Black.CGColor;  
             topLine.Layer.ShadowOffset = new CGSize(1, 0);  
             topLine.TranslatesAutoresizingMaskIntoConstraints = false;  
             Add(topLine);  
  
             UIButton titleView = new UIButton();  
             titleView.BackgroundColor = UIColor.FromRGBA(126, 124, 129, 255);  
             titleView.TouchUpInside += CollapseButtonTouchDown;  
             titleView.TranslatesAutoresizingMaskIntoConstraints = false;  
             Add(titleView);  
  
             UILabel instructionLable = new UILabel();  
             instructionLable.BackgroundColor = BackgroundColor;  
             instructionLable.Text = "Setting";  
             instructionLable.Font = UIFont.FromName("Helvetica-Bold", 20);  
             instructionLable.TextColor = UIColor.White;  
             instructionLable.ShadowColor = UIColor.Gray;  
             instructionLable.ShadowOffset = new CGSize(1, 1);  
             instructionLable.TextAlignment = UITextAlignment.Left;  
             instructionLable.TranslatesAutoresizingMaskIntoConstraints = false;  
             titleView.Add(instructionLable);  
  
             UIButton collapseButton = UIButton.FromType(UIButtonType.RoundedRect);  
             collapseButton.SetImage(UIImage.FromBundle("More"), UIControlState.Normal);  
             collapseButton.TintColor = UIColor.White;  
             collapseButton.TouchUpInside += CollapseButtonTouchDown;  
             collapseButton.TranslatesAutoresizingMaskIntoConstraints = false;  
             titleView.Add(collapseButton);  
  
             float contentViewTop = titleHeight + 5;  
             UIView contentView = new UIView();  
             contentView.TranslatesAutoresizingMaskIntoConstraints = false;  
             Add(contentView);  
  
             NSLayoutConstraint[] instructionViewConstraints = new[]  
             {  
                 NSLayoutConstraint.Create(topLine, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this, NSLayoutAttribute.Left, 1, 0),  
                 NSLayoutConstraint.Create(topLine, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1, 0),  
                 NSLayoutConstraint.Create(topLine, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, 0),  
                 NSLayoutConstraint.Create(topLine, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 2),  
  
                 NSLayoutConstraint.Create(collapseButton, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 55),  
                 NSLayoutConstraint.Create(collapseButton, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1, 5),  
                 NSLayoutConstraint.Create(collapseButton, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, 10),  
                 NSLayoutConstraint.Create(collapseButton, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 30),  
  
                 NSLayoutConstraint.Create(instructionLable, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this, NSLayoutAttribute.Left, 1, DescriptionMarginLeft),  
                 NSLayoutConstraint.Create(instructionLable, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1, 0),  
                 NSLayoutConstraint.Create(instructionLable, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, 0),  
                 NSLayoutConstraint.Create(instructionLable, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, titleHeight),  
  
                 NSLayoutConstraint.Create(titleView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this, NSLayoutAttribute.Left, 1, 0),  
                 NSLayoutConstraint.Create(titleView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1, 0),  
                 NSLayoutConstraint.Create(titleView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, 0),  
                 NSLayoutConstraint.Create(titleView, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, titleHeight),  
  
                 NSLayoutConstraint.Create(contentView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, this, NSLayoutAttribute.Left, 1, DescriptionMarginLeft),  
                 NSLayoutConstraint.Create(contentView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, this, NSLayoutAttribute.Right, 1, DescriptionMarginLeft),  
                 NSLayoutConstraint.Create(contentView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, this, NSLayoutAttribute.Top, 1, contentViewTop),  
                 NSLayoutConstraint.Create(contentView, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, this, NSLayoutAttribute.Bottom, 1, 0),  
             };  
             AddConstraints(instructionViewConstraints);  
  
             if (ResetChildrenLayout != null) ResetChildrenLayout(contentView);  
         }  
     }  
 }  
 </code>

====SliderViewController.cs====

<code csharp>   
 using CoreGraphics;  
 using Foundation;  
 using MediaPlayer;  
 using MonoTouch.Dialog;  
 using ObjCRuntime;  
 using System;  
 using System.Drawing;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     public enum FlyOutPosition  
     {  
         Left = 0, // default  
         Right  
     };  
  
     [Register("SilderViewController")]  
     public class SliderViewController : UIViewController  
     {  
         private const float sidebarFlickVelocity = 1000.0f;  
         private const int menuWidth = 240;  
         private bool hideShadow;  
         private UIButton closeButton;  
         private FlyOutPosition position;  
         private DialogViewController leftNavigation;  
         private int selectedIndex;  
         private UIView shadowView;  
         private nfloat startX;  
         private UIView statusImage;  
         private UIViewController[] viewControllers;  
         private bool isIos7;  
         private bool isOpen;  
         public event UITouchEventArgs ShouldReceiveTouch;  
         public Action SelectedIndexChanged;  
  
         public SliderViewController(IntPtr handle)  
             : base(handle)  
         {  
             Initialize();  
         }  
  
         public SliderViewController(UITableViewStyle navigationStyle = UITableViewStyle.Plain)  
         {  
             Initialize(navigationStyle);  
         }  
  
         public FlyOutPosition Position  
         {  
             get  
             {  
                 return position;  
             }  
             set  
             {  
                 position = value;  
                 shadowView.Layer.ShadowOffset = new CGSize(Position == FlyOutPosition.Left ? -5 : 5, -1);  
             }  
         }  
  
         public bool AlwaysShowLandscapeMenu { get; set; }  
  
         public bool ForceMenuOpen { get; set; }  
  
         public bool HideShadow  
         {  
             get { return hideShadow; }  
             set  
             {  
                 if (value == hideShadow)  
                     return;  
                 hideShadow = value;  
                 if (hideShadow)  
                 {  
                     if (mainView != null)  
                         View.InsertSubviewBelow(shadowView, mainView);  
                 }  
                 else  
                 {  
                     shadowView.RemoveFromSuperview();  
                 }  
  
             }  
         }  
  
         public UIColor ShadowViewColor  
         {  
             get { return shadowView.BackgroundColor; }  
             set { shadowView.BackgroundColor = value; }  
         }  
  
         public UIViewController CurrentViewController { get; set; }  
  
         public UIView mainView  
         {  
             get  
             {  
                 if (CurrentViewController == null)  
                     return null;  
                 return CurrentViewController.View;  
             }  
         }  
  
         public RootElement NavigationRoot  
         {  
             get { return leftNavigation.Root; }  
             set { EnsureInvokedOnMainThread(delegate { leftNavigation.Root = value; }); }  
         }  
  
         public UITableView NavigationTableView  
         {  
             get { return leftNavigation.TableView; }  
         }  
  
         public UIViewController[] ViewControllers  
         {  
             get { return viewControllers; }  
             set  
             {  
                 EnsureInvokedOnMainThread(delegate  
                     {  
                         viewControllers = value;  
                         NavigationItemSelected(GetIndexPath(SelectedIndex));  
                     });  
             }  
         }  
  
         public bool IsOpen  
         {  
             get  
             {  
                 if (Position == FlyOutPosition.Left)  
                 {  
                     return mainView.Frame.X == menuWidth;  
                 }  
                 else  
                 {  
                     return mainView.Frame.X == -menuWidth;  
                 }  
             }  
             set  
             {  
                 isOpen = value;  
                 if (value)  
                     HideMenu();  
                 else  
                     ShowMenu();  
             }  
         }  
  
         public bool ShouldStayOpen  
         {  
             get  
             {  
                 if (ForceMenuOpen || (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad &&  
                     AlwaysShowLandscapeMenu && (InterfaceOrientation == UIInterfaceOrientation.LandscapeLeft  
                         || InterfaceOrientation == UIInterfaceOrientation.LandscapeRight)))  
                     return true;  
                 return false;  
             }  
         }  
  
         public int SelectedIndex  
         {  
             get { return selectedIndex; }  
             set  
             {  
                 if (selectedIndex == value)  
                     return;  
                 selectedIndex = value;  
                 EnsureInvokedOnMainThread(delegate { NavigationItemSelected(value); });  
             }  
         }  
  
         public bool DisableRotation { get; set; }  
  
         public override bool ShouldAutorotateToInterfaceOrientation(UIInterfaceOrientation toInterfaceOrientation)  
         {  
             if (DisableRotation)  
                 return toInterfaceOrientation == InterfaceOrientation;  
  
             bool theReturn = CurrentViewController == null  
                 ? true  
                 : CurrentViewController.ShouldAutorotateToInterfaceOrientation(toInterfaceOrientation);  
             return theReturn;  
         }  
  
         public override UIInterfaceOrientationMask GetSupportedInterfaceOrientations()  
         {  
             if (CurrentViewController != null)  
                 return CurrentViewController.GetSupportedInterfaceOrientations();  
             return UIInterfaceOrientationMask.All;  
         }  
  
         public override void ViewDidLayoutSubviews()  
         {  
             base.ViewDidLayoutSubviews();  
             CGRect navFrame = View.Bounds;  
             //			navFrame.Y += UIApplication.SharedApplication.StatusBarFrame.Height;  
             //			navFrame.Height -= navFrame.Y;  
             //this.statusbar  
             navFrame.Width = menuWidth;  
             if (Position == FlyOutPosition.Right)  
                 navFrame.X = mainView.Frame.Width - menuWidth;  
             if (leftNavigation.View.Frame != navFrame)  
                 leftNavigation.View.Frame = navFrame;  
         }  
  
         public override void ViewWillAppear(bool animated)  
         {  
             CGRect navFrame = leftNavigation.View.Frame;  
             navFrame.Width = menuWidth;  
             if (Position == FlyOutPosition.Right)  
                 navFrame.X = mainView.Frame.Width - menuWidth;  
             navFrame.Location = PointF.Empty;  
             leftNavigation.View.Frame = navFrame;  
             View.BackgroundColor = NavigationTableView.BackgroundColor;  
             var frame = mainView.Frame;  
             setViewSize();  
             SetLocation(frame);  
             base.ViewWillAppear(animated);  
         }  
  
         private void Initialize(UITableViewStyle navigationStyle = UITableViewStyle.Plain)  
         {  
             DisableStatusBarMoving = true;  
             statusImage = new UIView { ClipsToBounds = true }.SetAccessibilityId("statusbar");  
             leftNavigation = new DialogViewController(navigationStyle, null);  
  
             leftNavigation.OnSelection += NavigationItemSelected;  
             CGRect navFrame = leftNavigation.View.Frame;  
             navFrame.Width = menuWidth;  
             if (Position == FlyOutPosition.Right)  
                 navFrame.X = mainView.Frame.Width - menuWidth;  
             leftNavigation.View.Frame = navFrame;  
             View.AddSubview(leftNavigation.View);  
  
             var version = new Version(UIDevice.CurrentDevice.SystemVersion);  
             isIos7 = version.Major >= 7;  
             if (isIos7)  
             {  
                 leftNavigation.TableView.TableHeaderView = new UIView(new CGRect(0, 0, 320, 22))  
                 {  
                     BackgroundColor = UIColor.Clear  
                 };  
  
                 leftNavigation.TableView.SectionHeaderHeight = 50;  
             }  
             leftNavigation.TableView.TableFooterView = new UIView(new CGRect(0, 0, 100, 100)) { BackgroundColor = UIColor.Clear };  
             leftNavigation.TableView.ScrollsToTop = false;  
             shadowView = new UIView();  
             shadowView.BackgroundColor = UIColor.White;  
             shadowView.Layer.ShadowOffset = new CGSize(Position == FlyOutPosition.Left ? -5 : 5, -1);  
             shadowView.Layer.ShadowColor = UIColor.Black.CGColor;  
             shadowView.Layer.ShadowOpacity = .75f;  
             closeButton = new UIButton();  
             closeButton.TouchUpInside += delegate { HideMenu(); };  
             AlwaysShowLandscapeMenu = true;  
  
             View.AddGestureRecognizer(new OpenMenuGestureRecognizer(DragContentView, shouldReceiveTouch));  
  
             UIButton moreButton = UIButton.FromType(UIButtonType.System);  
             moreButton.SetImage(UIImage.FromBundle("more40"), UIControlState.Normal);  
             moreButton.TintColor = UIColor.Black;  
             moreButton.TranslatesAutoresizingMaskIntoConstraints = false;  
             moreButton.TouchUpInside += (sender, args) => UIApplication.SharedApplication.OpenUrl(new NSUrl("http://www.thinkgeo.com/"));  
  
             NSLayoutConstraint[] moreButtonConstraints = new[]  
             {  
                 NSLayoutConstraint.Create(moreButton, NSLayoutAttribute.Left, NSLayoutRelation.Equal, View, NSLayoutAttribute.Left, 1, 7),  
                 NSLayoutConstraint.Create(moreButton, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, View, NSLayoutAttribute.Bottom, 1, -7),  
                 NSLayoutConstraint.Create(moreButton, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 44),  
                 NSLayoutConstraint.Create(moreButton, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 44),  
             };  
  
             View.Add(moreButton);  
             View.AddConstraints(moreButtonConstraints);  
         }  
  
         private void DragContentView(UIPanGestureRecognizer panGesture)  
         {  
             //if (ShouldStayOpen || mainView == null)  
             if (mainView == null)  
                 return;  
             if (!HideShadow)  
                 View.InsertSubviewBelow(shadowView, mainView);  
             leftNavigation.View.Hidden = false;  
             CGRect frame = mainView.Frame;  
             shadowView.Frame = frame;  
             nfloat translation = panGesture.TranslationInView(View).X;  
             if (panGesture.State == UIGestureRecognizerState.Began)  
             {  
                 startX = frame.X;  
             }  
             else if (panGesture.State == UIGestureRecognizerState.Changed)  
             {  
                 frame.X = translation + startX;  
                 if (Position == FlyOutPosition.Left)  
                 {  
                     if (frame.X < 0)  
                         frame.X = 0;  
                     else if (frame.X > menuWidth)  
                         frame.X = menuWidth;  
                 }  
                 else  
                 {  
                     if (frame.X > 0)  
                         frame.X = 0;  
                     else if (frame.X < -menuWidth)  
                         frame.X = -menuWidth;  
                 }  
                 SetLocation(frame);  
             }  
             else if (panGesture.State == UIGestureRecognizerState.Ended)  
             {  
                 nfloat velocity = panGesture.VelocityInView(View).X;  
                 nfloat newX = translation + startX;  
                 bool show = Math.Abs(velocity) > sidebarFlickVelocity ? velocity > 0 : newX > (menuWidth / 2);  
                 if (Position == FlyOutPosition.Right)  
                 {  
                     show = Math.Abs(velocity) > sidebarFlickVelocity ? velocity < 0 : newX < -(menuWidth / 2);  
                 }  
                 if (show)  
                 {  
                     ShowMenu();  
                 }  
                 else  
                 {  
                     HideMenu();  
                 }  
             }  
         }  
  
         private bool shouldReceiveTouch(UIGestureRecognizer gesture, UITouch touch)  
         {  
             if (ShouldReceiveTouch != null)  
                 return ShouldReceiveTouch(gesture, touch);  
             return true;  
         }  
  
         private void NavigationItemSelected(NSIndexPath indexPath)  
         {  
             int index = GetIndex(indexPath);  
             NavigationItemSelected(index);  
         }  
  
         private void NavigationItemSelected(int index)  
         {  
             if (selectedIndex == index && CurrentViewController != null)  
             {  
                 HideMenu();  
                 return;  
             }  
  
             selectedIndex = index;  
             if (viewControllers == null || viewControllers.Length <= index || index < 0)  
             {  
                 if (SelectedIndexChanged != null)  
                     SelectedIndexChanged();  
                 return;  
             }  
             if (ViewControllers[index] == null)  
             {  
                 if (SelectedIndexChanged != null)  
                     SelectedIndexChanged();  
                 return;  
             }  
             if (!DisableStatusBarMoving)  
                 //if (!DisableStatusBarMoving && !ShouldStayOpen)  
                 UIApplication.SharedApplication.SetStatusBarHidden(false, UIStatusBarAnimation.Fade);  
  
             //bool isOpen = false;  
             //if (mainView != null)  
             //{  
             //    mainView.RemoveFromSuperview();  
             //    isOpen = IsOpen;  
             //}  
             //isOpen = false;  
             CurrentViewController = ViewControllers[SelectedIndex];  
             CGRect frame = View.Bounds;  
             //if (isOpen || ShouldStayOpen)  
             if (isOpen)  
             {  
                 frame.X = Position == FlyOutPosition.Left ? menuWidth : -menuWidth;  
                 frame.Width = frame.Width - frame.X;  
             }  
             //setViewSize();  
             SetLocation(frame);  
             View.AddSubview(mainView);  
             AddChildViewController(CurrentViewController);  
  
             //if (!ShouldStayOpen)  
             HideMenu();  
             if (SelectedIndexChanged != null)  
                 SelectedIndexChanged();  
         }  
  
         //bool isOpen {get{ return mainView.Frame.X == menuWidth; }}  
  
         private void ShowMenu()  
         {  
             if (mainView == null)  
                 return;  
             EnsureInvokedOnMainThread(delegate  
                 {  
                     //navigation.ReloadData ();  
                     //isOpen = true;  
                     leftNavigation.View.Hidden = false;  
                     closeButton.Frame = mainView.Frame;  
                     shadowView.Frame = mainView.Frame;  
                     var statusFrame = statusImage.Frame;  
                     statusFrame.X = mainView.Frame.X;  
                     statusImage.Frame = statusFrame;  
                     //if (!ShouldStayOpen)  
                     View.AddSubview(closeButton);  
                     if (!HideShadow)  
                         View.InsertSubviewBelow(shadowView, mainView);  
                     UIView.BeginAnimations("slideMenu");  
                     UIView.SetAnimationCurve(UIViewAnimationCurve.EaseIn);  
                     UIView.SetAnimationDuration(.3);  
                     setViewSize();  
                     CGRect frame = mainView.Frame;  
                     frame.X = Position == FlyOutPosition.Left ? menuWidth : -menuWidth;  
                     SetLocation(frame);  
                     setViewSize();  
                     frame = mainView.Frame;  
                     shadowView.Frame = frame;  
                     closeButton.Frame = frame;  
                     statusFrame.X = mainView.Frame.X;  
                     statusImage.Frame = statusFrame;  
                     UIView.CommitAnimations();  
                     isOpen = true;  
                 });  
         }  
  
         private void setViewSize()  
         {  
             CGRect frame = View.Bounds;  
             //frame.Location = PointF.Empty;  
             //if (ShouldStayOpen)  
             if (isOpen)  
                 frame.Width -= menuWidth;  
             if (mainView.Bounds == frame)  
                 return;  
             mainView.Bounds = frame;  
         }  
  
         private void SetLocation(CGRect frame)  
         {  
             mainView.Layer.AnchorPoint = new CGPoint(.5f, .5f);  
             frame.Y = 0;  
             if (mainView.Frame.Location == frame.Location)  
                 return;  
             frame.Size = mainView.Frame.Size;  
             var center = new CGPoint(frame.Left + frame.Width / 2,  
                 frame.Top + frame.Height / 2);  
             mainView.Center = center;  
             shadowView.Center = center;  
  
             if (Math.Abs(frame.X - 0) > float.Epsilon)  
             {  
                 getStatus();  
                 var statusFrame = statusImage.Frame;  
                 statusFrame.X = mainView.Frame.X;  
                 statusImage.Frame = statusFrame;  
             }  
         }  
  
         private bool DisableStatusBarMoving { get; set; }  
  
         private void getStatus()  
         {  
             //if (DisableStatusBarMoving || !isIos7 || statusImage.Superview != null || ShouldStayOpen)  
             if (DisableStatusBarMoving || !isIos7 || statusImage.Superview != null)  
                 return;  
             var image = captureStatusBarImage();  
             if (image == null)  
                 return;  
             this.View.AddSubview(statusImage);  
             foreach (var view in statusImage.Subviews)  
                 view.RemoveFromSuperview();  
             statusImage.AddSubview(image);  
             statusImage.Frame = UIApplication.SharedApplication.StatusBarFrame;  
             UIApplication.SharedApplication.StatusBarHidden = true;  
  
         }  
  
         private UIView captureStatusBarImage()  
         {  
             try  
             {  
                 UIView screenShot = UIScreen.MainScreen.SnapshotView(false);  
                 return screenShot;  
             }  
             catch (Exception ex)  
             {  
                 return null;  
             }  
         }  
  
         private void hideStatus()  
         {  
             if (!isIos7)  
                 return;  
             statusImage.RemoveFromSuperview();  
             UIApplication.SharedApplication.StatusBarHidden = false;  
         }  
  
         private void HideMenu()  
         {  
             //if (mainView == null || mainView.Frame.X == 0)  
             if (mainView == null)  
                 return;  
  
             EnsureInvokedOnMainThread(delegate  
                 {  
                     isOpen = false;  
                     leftNavigation.FinishSearch();  
                     closeButton.RemoveFromSuperview();  
                     shadowView.Frame = mainView.Frame;  
                     var statusFrame = statusImage.Frame;  
                     statusFrame.X = mainView.Frame.X;  
                     statusImage.Frame = statusFrame;  
                     UIView.Animate(.5, () =>  
                         {  
                             UIView.SetAnimationCurve(UIViewAnimationCurve.EaseInOut);  
                             CGRect frame = View.Bounds;  
                             frame.X = 0;  
                             setViewSize();  
                             SetLocation(frame);  
                             shadowView.Frame = frame;  
                             statusFrame.X = 0;  
                             statusImage.Frame = statusFrame;  
                         }, hideComplete);  
                 });  
         }  
  
         [Export("animationEnded")]  
         private void hideComplete()  
         {  
             hideStatus();  
             shadowView.RemoveFromSuperview();  
             leftNavigation.View.Hidden = true;  
         }  
  
         private void ResignFirstResponders(UIView view)  
         {  
             if (view.Subviews == null)  
                 return;  
             foreach (UIView subview in view.Subviews)  
             {  
                 if (subview.IsFirstResponder)  
                     subview.ResignFirstResponder();  
                 ResignFirstResponders(subview);  
             }  
         }  
  
         public void ToggleMenu()  
         {  
             EnsureInvokedOnMainThread(delegate  
                 {  
                     if (!IsOpen && CurrentViewController != null && CurrentViewController.IsViewLoaded)  
                         ResignFirstResponders(CurrentViewController.View);  
                     if (IsOpen)  
                         HideMenu();  
                     else  
                         ShowMenu();  
                 });  
         }  
  
         private int GetIndex(NSIndexPath indexPath)  
         {  
             int section = 0;  
             int rowCount = 0;  
             while (section < indexPath.Section)  
             {  
                 rowCount += leftNavigation.Root[section].Count;  
                 section++;  
             }  
             return rowCount + indexPath.Row;  
         }  
  
         private NSIndexPath GetIndexPath(int index)  
         {  
             if (leftNavigation.Root == null)  
                 return NSIndexPath.FromRowSection(0, 0);  
             int currentCount = 0;  
             int section = 0;  
             foreach (Section element in leftNavigation.Root)  
             {  
                 if (element.Count + currentCount > index)  
                     break;  
                 currentCount += element.Count;  
                 section++;  
             }  
  
             int row = index - currentCount;  
             return NSIndexPath.FromRowSection(row, section);  
         }  
  
         //public override void DidRotate(UIInterfaceOrientation fromInterfaceOrientation)  
         //{  
         //    base.DidRotate(fromInterfaceOrientation);  
  
         //    if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone)  
         //        return;  
         //    switch (InterfaceOrientation)  
         //    {  
         //        case UIInterfaceOrientation.LandscapeLeft:  
         //        case UIInterfaceOrientation.LandscapeRight:  
         //            ShowMenu();  
         //            break;  
         //        default:  
         //            HideMenu();  
         //            break;  
         //    }  
         //}  
  
         private void EnsureInvokedOnMainThread(Action action)  
         {  
             if (NSThread.Current.IsMainThread)  
             {  
                 action();  
                 return;  
             }  
             BeginInvokeOnMainThread(() =>  
                 action()  
             );  
         }  
     }  
  
     internal static class Helpers  
     {  
         static readonly IntPtr selAccessibilityIdentifier_Handle = Selector.GetHandle("accessibilityIdentifier");  
         public static UIView SetAccessibilityId(this UIView view, string id)  
         {  
             var nsId = NSString.CreateNative(id);  
             //Messaging.void_objc_msgSend_IntPtr(view.Handle, selAccessibilityIdentifier_Handle, nsId);  
             return view;  
         }  
     }  
  
     internal class OpenMenuGestureRecognizer : UIPanGestureRecognizer  
     {  
         public OpenMenuGestureRecognizer(Action<UIPanGestureRecognizer> callback, Func<UIGestureRecognizer, UITouch, bool> shouldReceiveTouch)  
             : base(callback)  
         {  
             ShouldReceiveTouch += (sender, touch) =>  
             {  
                 //Ugly hack to ignore touches that are on a cell that is moving...  
                 bool isMovingCell = touch.View.ToString().IndexOf("UITableViewCellReorderControl", StringComparison.InvariantCultureIgnoreCase) > -1;  
                 if (touch.View is UISlider || touch.View is MPVolumeView || isMovingCell)  
                     return false;  
                 return shouldReceiveTouch(sender, touch);  
             };  
         }  
     }  
 }  
 </code>

====ClassBreakChartView.cs====

<code csharp>   
 using CoreAnimation;  
 using CoreGraphics;  
 using Foundation;  
 using System;  
 using System.Linq;  
 using ThinkGeo.MapSuite.Core;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     public class ClassBreakChartView : UIView  
     {  
         public ClassBreakChartView(CGPoint lowerLeftPoint, ClassBreakStyle classBreakStyle)  
         {  
             InitializeClassBreakChartView(lowerLeftPoint, classBreakStyle);  
         }  
  
         private void InitializeClassBreakChartView(CGPoint lowerLeftPoint, ClassBreakStyle classBreakStyle)  
         {  
             ClassBreakChartLayer chartLayer = new ClassBreakChartLayer(classBreakStyle);  
             chartLayer.Opacity = .9f;  
             chartLayer.SetNeedsDisplay();  
             Layer.AddSublayer(chartLayer);  
             Frame = new CGRect(new CGPoint(lowerLeftPoint.X, lowerLeftPoint.Y - chartLayer.Frame.Height), chartLayer.Frame.Size);  
         }  
  
         private class ClassBreakChartLayer : CALayer  
         {  
             private static readonly UIFont font = UIFont.FromName("Arial", 12);  
             private ClassBreakStyle classBreakStyle;  
             private float paddingTop;  
             private float paddingLeft;  
             private float segmentWidth;  
             private float segmentHeight;  
             private float textMargin;  
  
             public ClassBreakChartLayer(ClassBreakStyle classBreakStyle)  
             {  
                 this.classBreakStyle = classBreakStyle;  
  
                 float paddingRight = 2;  
                 float paddingBottom = 5;  
  
                 paddingTop = 2;  
                 paddingLeft = 5;  
                 segmentWidth = 24;  
                 segmentHeight = 20;  
                 textMargin = 4;  
  
                 nfloat maxTextWidth = classBreakStyle.ClassBreaks.Select(c => new NSString(c.Value.ToString("R0")).StringSize(font).Width).Max();  
                 Frame = new CGRect(0, 0, paddingLeft + segmentWidth + textMargin + maxTextWidth + paddingRight, paddingTop + paddingBottom + segmentHeight * classBreakStyle.ClassBreaks.Count);  
             }  
  
             public override void DrawInContext(CGContext ctx)  
             {  
                 base.DrawInContext(ctx);  
  
                 ctx.SetFillColor(UIColor.White.CGColor);  
                 ctx.FillRect(new CGRect(paddingLeft - 2, paddingTop - 2, segmentWidth + 4, segmentHeight * classBreakStyle.ClassBreaks.Count + 4));  
  
                 for (int i = 0; i < classBreakStyle.ClassBreaks.Count; i++)  
                 {  
                     int currentIndex = classBreakStyle.ClassBreaks.Count - i - 1;  
                     float barLeft = paddingLeft;  
                     float barTop = paddingTop + i * segmentHeight;  
  
                     ctx.SetFillColor(GetCGColor(classBreakStyle.ClassBreaks[currentIndex]));  
                     ctx.FillRect(new CGRect(barLeft, barTop, segmentWidth, segmentHeight));  
  
                     NSString text = new NSString(classBreakStyle.ClassBreaks[currentIndex].Value.ToString("R0"));  
                     CGSize textSize = text.StringSize(font);  
  
                     nfloat textTop = barTop + segmentHeight - textSize.Height;  
                     nfloat textLeft = barLeft + segmentWidth + textMargin;  
  
                     ctx.SetTextDrawingMode(CGTextDrawingMode.Stroke);  
                     ctx.SetFillColor(UIColor.White.CGColor);  
                     ctx.SetLineWidth(1);  
  
                     UIGraphics.PushContext(ctx);  
                     text.DrawString(new CGPoint(textLeft, textTop), font);  
                     UIGraphics.PopContext();  
  
                     ctx.SetTextDrawingMode(CGTextDrawingMode.Fill);  
                     ctx.SetFillColor(UIColor.Black.CGColor);  
  
                     UIGraphics.PushContext(ctx);  
                     text.DrawString(new CGPoint(textLeft, textTop), font);  
                     UIGraphics.PopContext();  
                 }  
             }  
  
             private static CGColor GetCGColor(ClassBreak classBreak)  
             {  
                 GeoColor color = classBreak.DefaultAreaStyle.FillSolidBrush.Color;  
                 return UIColor.FromRGBA(color.RedComponent, color.GreenComponent, color.BlueComponent, color.AlphaComponent).CGColor;  
             }  
         }  
     }  
 }  
 </code>

====ClassBreakStyleViewController.cs====

<code csharp>   
 using CoreGraphics;  
 using System.Collections.ObjectModel;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class ClassBreakStyleViewController : DetailViewController  
     {  
         public ClassBreakStyleViewController()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             worldOverlay.TileType = TileType.MultiTile;  
             MapView.Overlays.Add(worldOverlay);  
  
             ClassBreakStyle classBreakStyle = GetClassBreakStyle();  
             ShapeFileFeatureLayer usLayer = new ShapeFileFeatureLayer("AppData/usStatesCensus2010.shp");  
             usLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();  
             usLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(classBreakStyle);  
             usLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.Layers.Add(usLayer);  
             MapView.Overlays.Add(layerOverlay);  
             MapView.ZoomTo(new PointShape(-96.8150, 39.6948), MapView.ZoomLevelSet.ZoomLevel05.Scale);  
  
             ClassBreakChartView chartView = new ClassBreakChartView(new CGPoint(5, View.Frame.Height - 5), classBreakStyle);  
             View.AddSubview(chartView);  
         }  
  
         private static ClassBreakStyle GetClassBreakStyle()  
         {  
             double[] classBreakValues = { 0, 814180.0, 1328361.0, 2059179.0, 2967297.0, 4339367.0, 5303925.0, 6392017.0, 8791894.0 };  
  
             GeoColor fromColor = GeoColor.FromArgb(255, 116, 160, 255);  
             GeoColor toColor = GeoColor.FromArgb(255, 220, 52, 56);  
             Collection<GeoColor> familyColors = GeoColor.GetColorsInQualityFamily(fromColor, toColor, 10, ColorWheelDirection.CounterClockwise);  
  
             ClassBreakStyle classBreakStyle = new ClassBreakStyle("Population", BreakValueInclusion.IncludeValue);  
             GeoColor outlineColor = GeoColor.FromHtml("#f05133");  
             for (int i = 0; i < classBreakValues.Length; i++)  
             {  
                 GeoColor fillColor = new GeoColor(200, familyColors[i]);  
                 AreaStyle areaStyle = AreaStyles.CreateSimpleAreaStyle(fillColor, outlineColor, 1);  
                 classBreakStyle.ClassBreaks.Add(new ClassBreak(classBreakValues[i], areaStyle));  
             }  
             return classBreakStyle;  
         }  
     }  
 }  
 </code>

====ClassBreakClusterPointStyle.cs====

<code csharp>   
 using System;  
 using System.Collections.Generic;  
 using System.Collections.ObjectModel;  
 using System.Globalization;  
 using System.Linq;  
 using System.Reflection;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     [Serializable]  
     public class ClassBreakClusterPointStyle : Style  
     {  
         [Obfuscation(Exclude|= true)]  
         private Dictionary<int, PointStyle> classBreakPoint;  
         [Obfuscation(Exclude|= true)]  
         private int cellSize = 100;  
         [Obfuscation(Exclude|= true)]  
         private TextStyle textSytle = new TextStyle();  
  
         public ClassBreakClusterPointStyle()  
             : base()  
         {  
             classBreakPoint = new Dictionary<int, PointStyle>();  
         }  
  
         public Dictionary<int, PointStyle> ClassBreakPoint  
         {  
             get { return classBreakPoint; }  
         }  
  
         public TextStyle TextStyle  
         {  
             get { return textSytle; }  
             set { textSytle = value; }  
         }  
  
         public int CellSize  
         {  
             get { return cellSize; }  
             set { cellSize = value; }  
         }  
  
         protected override void DrawCore(IEnumerable<Feature> features, GeoCanvas canvas, Collection<SimpleCandidate> labelsInThisLayer, Collection<SimpleCandidate> labelsInAllLayers)  
         {  
             double scale = ExtentHelper.GetScale(canvas.CurrentWorldExtent, canvas.Width, canvas.MapUnit);  
             MapSuiteTileMatrix mapSuiteTileMatrix = new MapSuiteTileMatrix(scale, cellSize, cellSize, canvas.MapUnit);  
             IEnumerable<TileMatrixCell> tileMatricCells = mapSuiteTileMatrix.GetContainedCells(canvas.CurrentWorldExtent);  
             Dictionary<string, string> unusedFeatures = new Dictionary<string, string>();  
  
             foreach (Feature feature in features)  
             {  
                 if (feature.GetWellKnownType() != WellKnownType.Point && feature.GetWellKnownType() != WellKnownType.Multipoint)  
                 {  
                     continue;  
                 }  
                 unusedFeatures.Add(feature.Id, feature.Id);  
             }  
  
             foreach (TileMatrixCell cell in tileMatricCells)  
             {  
                 int featureCount = 0;  
                 MultipointShape tempMultiPointShape = new MultipointShape();  
                 foreach (Feature feature in features)  
                 {  
                     // Make sure the feature has not been used in another cluster  
                     if (unusedFeatures.ContainsKey(feature.Id))  
                     {  
                         // Check if the cell contains the feature  
                         if (cell.BoundingBox.Contains(feature.GetBoundingBox()))  
                         {  
                             featureCount++;  
                             unusedFeatures.Remove(feature.Id);  
                             if (feature.GetWellKnownType() == WellKnownType.Multipoint)  
                             {  
                                 MultipointShape multipointShape = feature.GetShape() as MultipointShape;  
                                 foreach (var item in multipointShape.Points)  
                                 {  
                                     tempMultiPointShape.Points.Add(item);  
                                 }  
                             }  
                             else  
                             {  
                                 tempMultiPointShape.Points.Add(feature.GetShape() as PointShape);  
                             }  
                         }  
                     }  
                 }  
                 if (featureCount > 0)  
                 {  
                     // Add the feature count to the new feature we created.  The feature will be placed  
                     // at the center of gravity of all the clustered features of the cell we created.  
                     Dictionary<string, string> featureValues = new Dictionary<string, string>();  
                     featureValues.Add("FeatureCount", featureCount.ToString(CultureInfo.InvariantCulture));  
  
                     bool isMatch = false;  
  
                     for (int i = 0; i < classBreakPoint.Count - 1; i++)  
                     {  
                         var startItem = classBreakPoint.ElementAt(i);  
                         var endItem = classBreakPoint.ElementAt(i + 1);  
                         if (featureCount >= startItem.Key && featureCount < endItem.Key)  
                         {  
                             //Draw the point shape  
                             startItem.Value.Draw(new Feature[] { new Feature(tempMultiPointShape.GetCenterPoint(), featureValues) }, canvas, labelsInThisLayer, labelsInAllLayers);  
                             isMatch = true;  
                             break;  
                         }  
                     }  
                     if (!isMatch && featureCount >= classBreakPoint.LastOrDefault().Key)  
                     {  
                         classBreakPoint.LastOrDefault().Value.Draw(new Feature[] { new Feature(tempMultiPointShape.GetCenterPoint(), featureValues) }, canvas, labelsInThisLayer, labelsInAllLayers);  
                     }  
  
                     if (featureCount != 1)  
                     {  
                         // Draw the text style to show how many feaures are consolidated in the cluster  
                         textSytle.Draw(new Feature[] { new Feature(tempMultiPointShape.GetCenterPoint(), featureValues) }, canvas, labelsInThisLayer, labelsInAllLayers);  
                     }  
                 }  
             }  
         }  
  
     }  
 }  
  
 </code>

====ClusterPointStyleViewController.cs====

<code csharp>   
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class ClusterPointStyleViewController : DetailViewController  
     {  
         public ClusterPointStyleViewController()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             MapView.Overlays.Add(worldOverlay);  
  
             ShapeFileFeatureLayer usEarthquakeLayer = new ShapeFileFeatureLayer("AppData/usEarthquake.shp");  
             usEarthquakeLayer.DrawingMarginPercentage = 100;  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Clear();  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(GetClusterPointStyle());  
             usEarthquakeLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.Layers.Add(usEarthquakeLayer);  
             MapView.Overlays.Add(layerOverlay);  
             MapView.ZoomTo(new PointShape(-96.8150, 39.6948), MapView.ZoomLevelSet.ZoomLevel05.Scale);  
         }  
  
         private static ClassBreakClusterPointStyle GetClusterPointStyle()  
         {  
             ClassBreakClusterPointStyle clusterPointStyle = new ClassBreakClusterPointStyle();  
             clusterPointStyle.CellSize = 65;  
  
             PointStyle pointStyle1 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 222, 226, 153)), new GeoPen(GeoColor.FromArgb(100, 222, 226, 153), 5), 8);  
             PointStyle pointStyle2 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 222, 226, 153)), new GeoPen(GeoColor.FromArgb(100, 222, 226, 153), 8), 15);  
             PointStyle pointStyle3 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 255, 183, 76)), new GeoPen(GeoColor.FromArgb(100, 255, 183, 76), 10), 25);  
             PointStyle pointStyle4 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 243, 193, 26)), new GeoPen(GeoColor.FromArgb(100, 243, 193, 26), 15), 35);  
             PointStyle pointStyle5 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 245, 7, 10)), new GeoPen(GeoColor.FromArgb(100, 245, 7, 10), 15), 40);  
             PointStyle pointStyle6 = new PointStyle(PointSymbolType.Circle, new GeoSolidBrush(GeoColor.FromArgb(250, 245, 7, 10)), new GeoPen(GeoColor.FromArgb(100, 245, 7, 10), 20), 50);  
  
             clusterPointStyle.ClassBreakPoint.Add(1, pointStyle1);  
             clusterPointStyle.ClassBreakPoint.Add(2, pointStyle2);  
             clusterPointStyle.ClassBreakPoint.Add(50, pointStyle3);  
             clusterPointStyle.ClassBreakPoint.Add(150, pointStyle4);  
             clusterPointStyle.ClassBreakPoint.Add(350, pointStyle5);  
             clusterPointStyle.ClassBreakPoint.Add(500, pointStyle6);  
  
             clusterPointStyle.TextStyle = TextStyles.CreateSimpleTextStyle("FeatureCount", "Arail", 10, DrawingFontStyles.Regular, GeoColor.SimpleColors.Black);  
             clusterPointStyle.TextStyle.PointPlacement = PointPlacement.Center;  
             return clusterPointStyle;  
         }  
     }  
 }  
 </code>

====CustomGeoImageLineStyle.cs====

<code csharp>   
 using System;  
 using System.Collections.Generic;  
 using System.Collections.ObjectModel;  
 using System.Linq;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class CustomGeoImageLineStyle : LineStyle  
     {  
         private Collection<GeoImage> geoImages;  
         private int spacing;  
         private LineStyle lineStyle;  
         private SymbolSide side;  
  
         public CustomGeoImageLineStyle(LineStyle lineStyle, GeoImage geoImage, int spacing, SymbolSide side)  
             : this(lineStyle, new Collection<GeoImage> { geoImage }, spacing, side)  
         { }  
  
         public CustomGeoImageLineStyle(LineStyle lineStyle, IEnumerable<GeoImage> geoImages, int spacing, SymbolSide side)  
         {  
             this.side = side;  
             this.spacing = spacing;  
             this.lineStyle = lineStyle;  
             this.geoImages = new Collection<GeoImage>();  
             foreach (var geoImage in geoImages)  
             {  
                 this.geoImages.Add(geoImage);  
             }  
         }  
  
         protected override void DrawCore(IEnumerable<Feature> features, GeoCanvas canvas, Collection<SimpleCandidate> labelsInThisLayer, Collection<SimpleCandidate> labelsInAllLayers)  
         {  
             PointStyle[] pointStyles = geoImages.Select(geoImage => new PointStyle(geoImage) { DrawingLevel = DrawingLevel.LevelThree }).ToArray();  
             foreach (Feature feature in features)  
             {  
                 LineShape lineShape = (LineShape)feature.GetShape();  
                 lineStyle.Draw(new BaseShape[] { lineShape }, canvas, labelsInThisLayer, labelsInAllLayers);  
  
                 int index = 0;  
                 double totalDist = 0;  
                 for (int i = 0; i < lineShape.Vertices.Count - 1; i++)  
                 {  
                     PointShape pointShape1 = new PointShape(lineShape.Vertices[i]);  
                     PointShape pointShape2 = new PointShape(lineShape.Vertices[i|+ 1]);  
  
                     LineShape tempLineShape = new LineShape();  
                     tempLineShape.Vertices.Add(lineShape.Vertices[i]);  
                     tempLineShape.Vertices.Add(lineShape.Vertices[i|+ 1]);  
  
                     double angle = GetAngleFromTwoVertices(lineShape.Vertices[i], lineShape.Vertices[i|+ 1]);  
  
                     //Left side  
                     if (side == SymbolSide.Left)  
                     {  
                         if (angle >= 270) { angle = angle - 180; }  
                     }  
                     //Right side  
                     else  
                     {  
                         if (angle <= 90) { angle = angle + 180; }  
                     }  
                     //pointStyle.RotationAngle = (float)angle;  
                     foreach (var pointStyle in pointStyles) pointStyle.RotationAngle = (float)angle;  
                     float screenDist = ExtentHelper.GetScreenDistanceBetweenTwoWorldPoints(canvas.CurrentWorldExtent, pointShape1,  
                                                                                         pointShape2, canvas.Width, canvas.Height);  
                     double currentDist = Math.Round(pointShape1.GetDistanceTo(pointShape2, canvas.MapUnit, DistanceUnit.Meter), 2);  
                     double worldInterval = (currentDist * spacing) / screenDist;  
  
                     while (totalDist <= currentDist)  
                     {  
                         PointStyle pointStyle = pointStyles[index|% pointStyles.Length];  
                         PointShape tempPointShape = tempLineShape.GetPointOnALine(StartingPoint.FirstPoint, totalDist, canvas.MapUnit, DistanceUnit.Meter);  
                         pointStyle.Draw(new BaseShape[] { tempPointShape }, canvas, labelsInThisLayer, labelsInAllLayers);  
                         totalDist = totalDist + worldInterval;  
                         index++;  
                     }  
  
                     totalDist = totalDist - currentDist;  
                 }  
             }  
         }  
  
         private static double GetAngleFromTwoVertices(Vertex b, Vertex c)  
         {  
             double alpha = 0;  
             double tangentAlpha = (c.Y - b.Y) / (c.X - b.X);  
             double Peta = Math.Atan(tangentAlpha);  
  
             if (c.X > b.X)  
             {  
                 alpha = 90 + (Peta * (180 / Math.PI));  
             }  
             else if (c.X < b.X)  
             {  
                 alpha = 270 + (Peta * (180 / Math.PI));  
             }  
             else  
             {  
                 if (c.Y > b.Y) alpha = 0;  
                 if (c.Y < b.Y) alpha = 180;  
             }  
  
             double offset;  
             if (b.X > c.X)  
             { offset = 90; }  
             else { offset = -90; }  
  
             return alpha + offset;  
         }  
  
         public enum SymbolSide  
         {  
             Right = 0,  
             Left = 1  
         }  
     }  
 }  
 </code>

====CustomStyleViewContoller.cs====

<code csharp>   
 using System;  
 using System.Collections.ObjectModel;  
 using System.Globalization;  
 using System.IO;  
 using System.Linq;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class CustomStyleViewContoller : DetailViewController  
     {  
         public CustomStyleViewContoller()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.Meter;  
             MapView.CurrentExtent = new RectangleShape(-13886070, 6660597, -8906057, 3382985);  
  
             LineStyle lineStyle = LineStyles.CreateSimpleLineStyle(GeoColor.FromArgb(255, 50, 0, 249), 4, false);  
  
             //Cold Front  
             CustomGeoImageLineStyle coldFrontLineStyle = GetCustomLineStyle(lineStyle, 19, "offset_circle_red_bl.png", "offset_triangle_blue_revert.png");  
             InMemoryFeatureLayer coldFrontLineLayer = new InMemoryFeatureLayer();  
             coldFrontLineLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(coldFrontLineStyle);  
             coldFrontLineLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             coldFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/ColdFront2.txt")));  
             coldFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/ColdFront3.txt")));  
  
             //Warm Front  
             CustomGeoImageLineStyle warmFrontLineStyle = GetCustomLineStyle(lineStyle, 30, "offset_circle_blue.png");  
             InMemoryFeatureLayer warmFrontLineLayer = new InMemoryFeatureLayer();  
             warmFrontLineLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(warmFrontLineStyle);  
             warmFrontLineLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             warmFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/WarmFront5.txt")));  
             warmFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/WarmFront6.txt")));  
             warmFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/WarmFront7.txt")));  
             warmFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/WarmFront8.txt")));  
  
             //Occluded Front  
             CustomGeoImageLineStyle occludedFrontLineStyle = GetCustomLineStyle(lineStyle, 45, "offset_triangle_and_circle_blue.png", "offset_triangle_and_circle_red.png");  
             InMemoryFeatureLayer occludedFrontLineLayer = new InMemoryFeatureLayer();  
             occludedFrontLineLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(occludedFrontLineStyle);  
             occludedFrontLineLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             occludedFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/OccludedFront9.txt")));  
             occludedFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/OccludedFront10.txt")));  
             occludedFrontLineLayer.InternalFeatures.Add(new Feature(File.ReadAllText(@"AppData/CustomStyles/OccludedFront11.txt")));  
  
             PressureValueStyle pressureValueStyle = new PressureValueStyle();  
             pressureValueStyle.ColumnName = "Pressure";  
  
             InMemoryFeatureLayer pressureFeatureLayer = new InMemoryFeatureLayer();  
             pressureFeatureLayer.Open();  
             pressureFeatureLayer.Columns.Add(new FeatureSourceColumn("Pressure"));  
             pressureFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(pressureValueStyle);  
             pressureFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             pressureFeatureLayer.InternalFeatures.Add(new Feature(MapView.CurrentExtent.GetCenterPoint()));  
  
             Random random = new Random();  
             string[] pressures = { "H", "L" };  
             for (int i = 0; i < 20; i++)  
             {  
                 Feature pressurePoint = new Feature(random.Next(-13886070, -8906057), random.Next(3382985, 6660597));  
                 pressurePoint.ColumnValues["Pressure"] = pressures[random.Next(0,|2)];  
                 pressureFeatureLayer.InternalFeatures.Add(pressurePoint);  
             }  
  
             WindPointStyle windStyle1 = new WindPointStyle("TEXT", "LEVEL", "ANGLE", GeoColor.FromHtml("#0AF8F8"));  
             WindPointStyle windStyle2 = new WindPointStyle("TEXT", "LEVEL", "ANGLE", GeoColor.FromHtml("#0FF5B0"));  
             WindPointStyle windStyle3 = new WindPointStyle("TEXT", "LEVEL", "ANGLE", GeoColor.FromHtml("#F7F70D"));  
             WindPointStyle windStyle4 = new WindPointStyle("TEXT", "LEVEL", "ANGLE", GeoColor.FromHtml("#FBE306"));  
  
             ClassBreakStyle windClassBreakStyle = new ClassBreakStyle();  
             windClassBreakStyle.ColumnName = "TEXT";  
             windClassBreakStyle.ClassBreaks.Add(new ClassBreak(10, new Collection<Style> { windStyle1 }));  
             windClassBreakStyle.ClassBreaks.Add(new ClassBreak(20, new Collection<Style> { windStyle2 }));  
             windClassBreakStyle.ClassBreaks.Add(new ClassBreak(30, new Collection<Style> { windStyle3 }));  
             windClassBreakStyle.ClassBreaks.Add(new ClassBreak(40, new Collection<Style> { windStyle4 }));  
  
             InMemoryFeatureLayer windFeatureLayer = new InMemoryFeatureLayer();  
             windFeatureLayer.Open();  
             windFeatureLayer.Columns.Add(new FeatureSourceColumn("TEXT"));  
             windFeatureLayer.Columns.Add(new FeatureSourceColumn("ANGLE"));  
             windFeatureLayer.Columns.Add(new FeatureSourceColumn("LEVEL"));  
             windFeatureLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(windClassBreakStyle);  
             windFeatureLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
             for (int i = 0; i < 20; i++)  
             {  
                 Feature windFeature = new Feature(random.Next(-13886070, -8906057), random.Next(3382985, 6660597));  
                 windFeature.ColumnValues["TEXT"] = random.Next(10, 40).ToString(CultureInfo.InvariantCulture);  
                 windFeature.ColumnValues["ANGLE"] = random.Next(0, 360).ToString(CultureInfo.InvariantCulture);  
                 windFeature.ColumnValues["LEVEL"] = random.Next(0, 5).ToString(CultureInfo.InvariantCulture);  
                 windFeatureLayer.InternalFeatures.Add(windFeature);  
             }  
  
             // Base overlay.  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             worldOverlay.Projection = WorldMapKitProjection.SphericalMercator;  
             MapView.Overlays.Add(worldOverlay);  
  
             LayerOverlay dynamicOverlay = new LayerOverlay();  
             dynamicOverlay.Layers.Add(coldFrontLineLayer);  
             dynamicOverlay.Layers.Add(warmFrontLineLayer);  
             dynamicOverlay.Layers.Add(occludedFrontLineLayer);  
             dynamicOverlay.Layers.Add(pressureFeatureLayer);  
             dynamicOverlay.Layers.Add(windFeatureLayer);  
             MapView.Overlays.Add(dynamicOverlay);  
  
             MapView.Refresh();  
         }  
  
         private static CustomGeoImageLineStyle GetCustomLineStyle(LineStyle lineStyle, int space, params string[] imagePaths)  
         {  
             return new CustomGeoImageLineStyle(lineStyle, imagePaths.Select(p => new GeoImage(Path.Combine("AppData/CustomStyles", p))), space, CustomGeoImageLineStyle.SymbolSide.Right);  
         }  
     }  
 }  
 </code>

====PressureValueStyle.cs====

<code csharp>   
 using System;  
 using System.Collections.Generic;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class PressureValueStyle : ValueStyle  
     {  
         public PressureValueStyle()  
         {  
             SquareTextPointStyle highPressurePointStyle = new SquareTextPointStyle();  
             highPressurePointStyle.Text = "H";  
             highPressurePointStyle.SymbolSolidBrush = new GeoSolidBrush(GeoColor.FromArgb(255, 39, 39, 245));  
  
             SquareTextPointStyle lowPressurePointStyle = new SquareTextPointStyle();  
             lowPressurePointStyle.Text = "L";  
             lowPressurePointStyle.SymbolSolidBrush = new GeoSolidBrush(GeoColor.StandardColors.Red);  
  
             ValueItems.Add(new ValueItem("L", lowPressurePointStyle));  
             ValueItems.Add(new ValueItem("H", highPressurePointStyle));  
         }  
  
         public class SquareTextPointStyle : PointStyle  
         {  
             private string text;  
             private GeoFont font;  
             private GeoBrush textBrush;  
  
             public SquareTextPointStyle()  
             {  
                 SymbolType = PointSymbolType.Square;  
                 SymbolSize = 30;  
                 PointType = PointType.Symbol;  
                 font = new GeoFont("Verdana", 14);  
                 textBrush = new GeoSolidBrush(GeoColor.StandardColors.White);  
                 SymbolPen = new GeoPen(GeoColor.StandardColors.White, 1);  
             }  
  
             public string Text  
             {  
                 get { return text; }  
                 set { text = value; }  
             }  
  
             protected override void DrawCore(IEnumerable<Feature> features, GeoCanvas canvas, System.Collections.ObjectModel.Collection<SimpleCandidate> labelsInThisLayer, System.Collections.ObjectModel.Collection<SimpleCandidate> labelsInAllLayers)  
             {  
                 base.DrawCore(features, canvas, labelsInThisLayer, labelsInAllLayers);  
  
                 double resolution = Math.Max(canvas.CurrentWorldExtent.Width / canvas.Width, canvas.CurrentWorldExtent.Height / canvas.Height);  
                 foreach (Feature feature in features)  
                 {  
                     PointShape pointShape = feature.GetShape() as PointShape;  
                     if (pointShape != null)  
                     {  
                         float screenOffsetX = (float)((pointShape.X - canvas.CurrentWorldExtent.UpperLeftPoint.X) / resolution);  
                         float screenOffsetY = (float)((canvas.CurrentWorldExtent.UpperLeftPoint.Y - pointShape.Y) / resolution);  
                         canvas.DrawTextWithScreenCoordinate(Text, font, textBrush, screenOffsetX, screenOffsetY, DrawingLevel.LabelLevel);  
                     }  
                 }  
             }  
         }  
     }  
 }  
 </code>

====WindPointStyle.cs====

<code csharp>   
 using System;  
 using System.Collections.Generic;  
 using System.Collections.ObjectModel;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class WindPointStyle : Style  
     {  
         private string textColumn;  
         private string angleColumn;  
         private string windLevelColumn;  
         private GeoFont font;  
         private GeoBrush textBrush;  
         private GeoSolidBrush fillBrush;  
         private GeoSolidBrush blackBrush;  
         private float directionLineLength1;  
         private float directionLineLength2;  
         private GeoPen outlinePen;  
         private GeoPen innerlinePen;  
  
         public WindPointStyle()  
             : this(string.Empty, string.Empty, string.Empty, GeoColor.StandardColors.Orange)  
         { }  
  
         public WindPointStyle(string textColumn, string levelColumn, string angleColumn, GeoColor fillColor)  
         {  
             this.directionLineLength1 = 40;  
             this.directionLineLength2 = 10;  
             this.blackBrush = new GeoSolidBrush(GeoColor.SimpleColors.Black);  
             this.font = new GeoFont("Verdana", 14);  
             this.textBrush = new GeoSolidBrush(GeoColor.StandardColors.Black);  
             this.fillBrush = new GeoSolidBrush(fillColor);  
             this.outlinePen = new GeoPen(GeoColor.StandardColors.Black, 4);  
             this.innerlinePen = new GeoPen(fillBrush, 2);  
             this.textColumn = textColumn;  
             this.windLevelColumn = levelColumn;  
             this.angleColumn = angleColumn;  
         }  
  
         protected override Collection<string> GetRequiredColumnNamesCore()  
         {  
             return new Collection<string> { textColumn, angleColumn, windLevelColumn };  
         }  
  
         protected override void DrawCore(IEnumerable<Feature> features, GeoCanvas canvas, Collection<SimpleCandidate> labelsInThisLayer, Collection<SimpleCandidate> labelsInAllLayers)  
         {  
             double resolution = Math.Max(canvas.CurrentWorldExtent.Width / canvas.Width, canvas.CurrentWorldExtent.Height / canvas.Height);  
             foreach (var feature in features)  
             {  
                 PointShape pointShape = feature.GetShape() as PointShape;  
                 if (pointShape != null)  
                 {  
                     float screenOffsetX = (float)((pointShape.X - canvas.CurrentWorldExtent.UpperLeftPoint.X) / resolution);  
                     float screenOffsetY = (float)((canvas.CurrentWorldExtent.UpperLeftPoint.Y - pointShape.Y) / resolution);  
                     string angle = feature.ColumnValues[angleColumn];  
                     string level = feature.ColumnValues[windLevelColumn];  
                     int windLevel = int.Parse(level);  
  
                     ScreenPointF[] directionLine = null;  
                     ScreenPointF[] levelLine1 = null;  
                     ScreenPointF[] levelLine2 = null;  
  
                     if (!string.IsNullOrEmpty(angle))  
                     {  
                         double radian1 = double.Parse(angle) * Math.PI / 180;  
                         float x1 = (float)(directionLineLength1 * Math.Cos(radian1));  
                         float y1 = (float)(directionLineLength1 * Math.Sin(radian1));  
  
                         double radian2 = (double.Parse(angle) - 90) * Math.PI / 180;  
                         float x2 = (float)(directionLineLength2 * Math.Cos(radian2));  
                         float y2 = (float)(directionLineLength2 * Math.Sin(radian2));  
  
                         float x3 = (float)((directionLineLength1 - 8) * Math.Cos(radian1));  
                         float y3 = (float)((directionLineLength1 - 8) * Math.Sin(radian1));  
  
                         float x4 = (float)(directionLineLength2 * Math.Cos(radian2));  
                         float y4 = (float)(directionLineLength2 * Math.Sin(radian2));  
  
                         if (windLevel >= 1)  
                         {  
                             directionLine = new ScreenPointF[2];  
                             directionLine[0] = new ScreenPointF(screenOffsetX, screenOffsetY);  
                             directionLine[1] = new ScreenPointF(screenOffsetX + x1, screenOffsetY + y1);  
                         }  
  
                         if (windLevel >= 2)  
                         {  
                             levelLine1 = new ScreenPointF[2];  
                             levelLine1[0] = new ScreenPointF(screenOffsetX + x1, screenOffsetY + y1);  
                             levelLine1[1] = new ScreenPointF(screenOffsetX + x1 + x2, screenOffsetY + y1 + y2);  
                         }  
  
                         if (windLevel >= 3)  
                         {  
                             levelLine2 = new ScreenPointF[2];  
                             levelLine2[0] = new ScreenPointF(screenOffsetX + x3, screenOffsetY + y3);  
                             levelLine2[1] = new ScreenPointF(screenOffsetX + x3 + x4, screenOffsetY + y3 + y4);  
                         }  
                     }  
  
                     // draw back  
                     canvas.DrawEllipse(feature, 26, 26, blackBrush, DrawingLevel.LevelOne);  
                     if (directionLine != null) canvas.DrawLine(directionLine, outlinePen, DrawingLevel.LevelOne, 0, 0);  
                     if (levelLine1 != null) canvas.DrawLine(levelLine1, outlinePen, DrawingLevel.LevelOne, 0, 0);  
                     if (levelLine2 != null) canvas.DrawLine(levelLine2, outlinePen, DrawingLevel.LevelOne, 0, 0);  
  
                     //draw fore  
                     canvas.DrawEllipse(feature, 24, 24, fillBrush, DrawingLevel.LevelTwo);  
                     if (directionLine != null) canvas.DrawLine(directionLine, innerlinePen, DrawingLevel.LevelTwo, 0, 0);  
                     if (levelLine1 != null) canvas.DrawLine(levelLine1, innerlinePen, DrawingLevel.LevelTwo, 0, 0);  
                     if (levelLine2 != null) canvas.DrawLine(levelLine2, innerlinePen, DrawingLevel.LevelTwo, 0, 0);  
  
                     string text = feature.ColumnValues[textColumn];  
                     if (!string.IsNullOrEmpty(text))  
                     {  
                         canvas.DrawTextWithScreenCoordinate(text, font, textBrush, screenOffsetX, screenOffsetY, DrawingLevel.LabelLevel);  
                     }  
                 }  
             }  
         }  
     }  
 }  
 </code>

====FilterConditionDefaultValues.cs====

<code csharp>   
 using System;  
 using System.Collections.Generic;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class FilterConditionDefaultValues : Dictionary<SimpleFilterConditionType, Tuple<string, string>>  
     {  
         public FilterConditionDefaultValues()  
         {  
             Add(SimpleFilterConditionType.Equal, "STATE_NAME", "Texas");  
             Add(SimpleFilterConditionType.Contains, "STATE_NAME", "T");  
             Add(SimpleFilterConditionType.StartsWith, "STATE_NAME", "T");  
             Add(SimpleFilterConditionType.EndsWith, "STATE_NAME", "a");  
             Add(SimpleFilterConditionType.DoesNotEqual, "STATE_NAME", "Texas");  
             Add(SimpleFilterConditionType.DoesNotContain, "STATE_NAME", "Te");  
             Add(SimpleFilterConditionType.GreaterThan, "POP1990", "1100000");  
             Add(SimpleFilterConditionType.GreaterThanOrEqualTo, "POP1990", "1003464");  
             Add(SimpleFilterConditionType.LessThan, "POP1990", "1003464");  
             Add(SimpleFilterConditionType.LessThanOrEqualTo, "POP1990", "1003464");  
             Add(SimpleFilterConditionType.IsEmpty, "STATE_NAME", string.Empty);  
             Add(SimpleFilterConditionType.IsNotEmpty, "STATE_NAME", string.Empty);  
         }  
  
         private void Add(SimpleFilterConditionType conditionType, string columnName, string matchValue)  
         {  
             Add(conditionType, new Tuple<string, string>(columnName, matchValue));  
         }  
     }  
 }  
  
 </code>

====FilterStyleConditionModel.cs====

<code csharp>   
 using UIKit;  
 using System;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class FilterStyleConditionModel : UIPickerViewModel  
     {  
         public Action<SimpleFilterConditionType> RowSelected;  
  
         public override nint GetComponentCount(UIPickerView picker)  
         {  
             return 1;  
         }  
  
         public override nint GetRowsInComponent(UIPickerView picker, nint component)  
         {  
             return Enum.GetValues(typeof(SimpleFilterConditionType)).Length;  
         }  
  
         public override UIView GetView(UIPickerView picker, nint row, nint component, UIView view)  
         {  
             UILabel lable = new UILabel();  
             lable.Text = ((SimpleFilterConditionType)(int)row).ToString();  
             lable.TextColor = UIColor.White;  
             if (iOSCapabilityHelper.IsOnIPhone) lable.Font = UIFont.FromName("Arial", 13);  
             return lable;  
         }  
  
         public override void Selected(UIPickerView picker, nint row, nint component)  
         {  
             if (RowSelected != null) RowSelected((SimpleFilterConditionType)(int)row);  
         }  
     }  
 }  
  
 </code>

====FilterStyleViewController.cs====

<code csharp>   
 using CoreAnimation;  
 using CoreGraphics;  
 using System;  
 using System.Linq;  
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     public class FilterStyleViewController : DetailViewController  
     {  
         private UIButton btnApply;  
         private UILabel lblColumn;  
         private UITextField inputText;  
         private InstructionView instructionView;  
         private FilterStyle filterStyle;  
         private SimpleFilterConditionType currentSimpleFilterConditionType;  
         private ShapeFileFeatureLayer statesLayer;  
  
         public FilterStyleViewController()  
         {  
             SettingContainerHeight = 120;  
         }  
  
         public override void ViewDidLoad()  
         {  
             base.ViewDidLoad();  
  
             InitializeSettingView();  
             ApplyFilterStyle();  
         }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.DecimalDegree;  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             MapView.Overlays.Add(worldOverlay);  
  
             statesLayer = new ShapeFileFeatureLayer("AppData/states.shp");  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.Layers.Add(statesLayer);  
             MapView.Overlays.Add("LayerOverlay", layerOverlay);  
  
             GeoColor strokeColor = GeoColor.FromHtml("#333333");  
             GeoColor fillColor = GeoColor.FromArgb(130, GeoColor.FromHtml("#ffb74c"));  
  
             filterStyle = new FilterStyle();  
             filterStyle.Conditions.Add(new FilterCondition("Population", ">2967297"));  
             filterStyle.Styles.Add(AreaStyles.CreateSimpleAreaStyle(fillColor, strokeColor));  
             statesLayer.ZoomLevelSet.ZoomLevel01.CustomStyles.Add(filterStyle);  
             statesLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;  
  
             MapView.ZoomTo(new PointShape(-96.8150, 39.6948), MapView.ZoomLevelSet.ZoomLevel05.Scale);  
         }  
  
         public override void ViewWillAppear(bool animated)  
         {  
             base.ViewWillAppear(animated);  
             CALayer attributionLayer = MapView.EventView.Layer.Sublayers.FirstOrDefault(l => l.Name.Equals("AttributionLayer"));  
             attributionLayer.Frame = new CGRect(0, -SettingContainerHeight, attributionLayer.Frame.Width, attributionLayer.Frame.Height);  
         }  
  
         private void InitializeSettingView()  
         {  
             SettingButton.Enabled = true;  
             instructionView = new InstructionView(RefreshInstructionView, InstructionExpandStateChanged);  
             SettingButtonClick = InstructionExpandStateChanged;  
             instructionView.TranslatesAutoresizingMaskIntoConstraints = false;  
  
             NSLayoutConstraint[] instructionConstraints =  
             {  
                 NSLayoutConstraint.Create(instructionView, NSLayoutAttribute.Left, NSLayoutRelation.Equal, SettingContainerView, NSLayoutAttribute.Left, 1, 0),  
                 NSLayoutConstraint.Create(instructionView, NSLayoutAttribute.Right, NSLayoutRelation.Equal, SettingContainerView, NSLayoutAttribute.Right, 1, 0),  
                 NSLayoutConstraint.Create(instructionView, NSLayoutAttribute.Top, NSLayoutRelation.Equal, SettingContainerView, NSLayoutAttribute.Top, 1, 0),  
                 NSLayoutConstraint.Create(instructionView, NSLayoutAttribute.Bottom, NSLayoutRelation.Equal, SettingContainerView, NSLayoutAttribute.Bottom, 1, 0)  
             };  
  
             SettingContainerView.Add(instructionView);  
             SettingContainerView.AddConstraints(instructionConstraints);  
             View.BringSubviewToFront(SettingContainerView);  
         }  
  
         private void RefreshInstructionView(UIView contentView)  
         {  
             contentView.ClipsToBounds = true;  
             FilterConditionDefaultValues filterConditionDefaultValues = new FilterConditionDefaultValues();  
  
             lblColumn = new UILabel();  
             lblColumn.Text = filterConditionDefaultValues.FirstOrDefault().Value.Item1;  
             if (iOSCapabilityHelper.IsOnIPhone) lblColumn.Font = UIFont.FromName("Arial", 13);  
             lblColumn.TextColor = UIColor.White;  
             lblColumn.TranslatesAutoresizingMaskIntoConstraints = false;  
  
             inputText = new UITextField();  
             inputText.Text = filterConditionDefaultValues.FirstOrDefault().Value.Item2;  
             inputText.TextAlignment = UITextAlignment.Center;  
             inputText.TextColor = UIColor.White;  
             if (iOSCapabilityHelper.IsOnIPhone) inputText.Font = UIFont.FromName("Arial", 13);  
             inputText.TranslatesAutoresizingMaskIntoConstraints = false;  
  
             UIPickerView filterConditionTypePicker = new UIPickerView();  
             filterConditionTypePicker.Model = new FilterStyleConditionModel  
             {  
                 RowSelected = s =>  
                 {  
                     currentSimpleFilterConditionType = s;  
                     lblColumn.Text = filterConditionDefaultValues.SingleOrDefault(t => t.Key.Equals(s)).Value.Item1;  
                     inputText.Text = filterConditionDefaultValues.SingleOrDefault(t => t.Key.Equals(s)).Value.Item2;  
                     inputText.Hidden = s.ToString().Contains("Empty");  
                 }  
             };  
             filterConditionTypePicker.ShowSelectionIndicator = true;  
             filterConditionTypePicker.TranslatesAutoresizingMaskIntoConstraints = false;  
  
             btnApply = new UIButton(UIButtonType.RoundedRect);  
             btnApply.BackgroundColor = UIColor.DarkGray;  
             btnApply.TintColor = UIColor.White;  
             btnApply.SetTitle("Apply", UIControlState.Normal);  
             btnApply.TouchUpInside += (sender, args) => ApplyFilterStyle();  
             if (iOSCapabilityHelper.IsOnIPhone) btnApply.Font = UIFont.FromName("Arial", 13);  
             btnApply.TranslatesAutoresizingMaskIntoConstraints = false;  
  
             int columnWidth = 120;  
             int filterConditionTypePickerWidth = 180;  
             int btnApplyLeft = 80;  
             int btnApplyTop = 10;  
  
             if (iOSCapabilityHelper.IsOnIPhone)  
             {  
                 columnWidth = 95;  
                 filterConditionTypePickerWidth = 137;  
                 btnApplyLeft = 10;  
                 btnApplyTop = 40;  
             }  
  
             NSLayoutConstraint[] settingViewConstraints =  
             {  
                 NSLayoutConstraint.Create(lblColumn, NSLayoutAttribute.Left, NSLayoutRelation.Equal, contentView, NSLayoutAttribute.Left, 1, 0),  
                 NSLayoutConstraint.Create(lblColumn, NSLayoutAttribute.Top, NSLayoutRelation.Equal, contentView, NSLayoutAttribute.Top, 1, 10),  
                 NSLayoutConstraint.Create(lblColumn, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, columnWidth),  
                 NSLayoutConstraint.Create(lblColumn, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 30),  
  
                 NSLayoutConstraint.Create(filterConditionTypePicker, NSLayoutAttribute.Left, NSLayoutRelation.Equal, lblColumn, NSLayoutAttribute.Right, 1, 0),  
                 NSLayoutConstraint.Create(filterConditionTypePicker, NSLayoutAttribute.Top, NSLayoutRelation.Equal, contentView, NSLayoutAttribute.Top, 1, 10),  
                 NSLayoutConstraint.Create(filterConditionTypePicker, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, filterConditionTypePickerWidth),  
                 NSLayoutConstraint.Create(filterConditionTypePicker, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 30),  
  
                 NSLayoutConstraint.Create(inputText, NSLayoutAttribute.Left, NSLayoutRelation.Equal, filterConditionTypePicker, NSLayoutAttribute.Right, 1, 1),  
                 NSLayoutConstraint.Create(inputText, NSLayoutAttribute.Top, NSLayoutRelation.Equal, contentView, NSLayoutAttribute.Top, 1, 10),  
                 NSLayoutConstraint.Create(inputText, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 70),  
                 NSLayoutConstraint.Create(inputText, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 30),  
  
                 NSLayoutConstraint.Create(btnApply, NSLayoutAttribute.Left, NSLayoutRelation.Equal, filterConditionTypePicker, NSLayoutAttribute.Right, 1,btnApplyLeft),  
                 NSLayoutConstraint.Create(btnApply, NSLayoutAttribute.Top, NSLayoutRelation.Equal, contentView, NSLayoutAttribute.Top, 1, btnApplyTop),  
                 NSLayoutConstraint.Create(btnApply, NSLayoutAttribute.Width, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 50),  
                 NSLayoutConstraint.Create(btnApply, NSLayoutAttribute.Height, NSLayoutRelation.Equal, null, NSLayoutAttribute.NoAttribute, 1, 30)  
             };  
  
             contentView.Add(lblColumn);  
             contentView.Add(filterConditionTypePicker);  
             contentView.Add(inputText);  
             contentView.Add(btnApply);  
             contentView.AddConstraints(settingViewConstraints);  
         }  
  
         private void InstructionExpandStateChanged()  
         {  
             float y = SettingContainerHeight;  
             CALayer attributionLayer = MapView.EventView.Layer.Sublayers.FirstOrDefault(l => l.Name.Equals("AttributionLayer"));  
             if (SettingContainerView.Hidden)  
             {  
                 SettingContainerView.AnimatedShow(AnimateType.Up);  
             }  
             else  
             {  
                 SettingContainerView.AnimatedHide(AnimateType.Down);  
                 y = 0;  
             }  
             attributionLayer.Frame = new CGRect(0, -y, attributionLayer.Frame.Width, attributionLayer.Frame.Height);  
         }  
  
         private void ApplyFilterStyle()  
         {  
             filterStyle.Conditions.Clear();  
             SimpleFilterCondition newCondition = new SimpleFilterCondition(lblColumn.Text, currentSimpleFilterConditionType, inputText.Text);  
             filterStyle.Conditions.Add(newCondition);  
  
             MapView.Overlays["LayerOverlay"].Refresh();  
         }  
     }  
 }  
 </code>

====EarthquakeIsoLineFeatureLayer.cs====

<code csharp>   
 using System.Collections.Generic;  
 using System.Collections.ObjectModel;  
 using System.Globalization;  
 using System.Linq;  
 using ThinkGeo.MapSuite.Core;  
  
 namespace AnalyzingVisualization  
 {  
     public class EarthquakeIsoLineFeatureLayer : FeatureLayer  
     {  
         private DynamicIsoLineLayer isoLineLayer;  
         private ClassBreakStyle levelClassBreakStyle;  
  
         public EarthquakeIsoLineFeatureLayer()  
             : this(null)  
         { }  
  
         public EarthquakeIsoLineFeatureLayer(FeatureSource featureSource)  
         {  
             FeatureSource = featureSource;  
         }  
  
         public new FeatureSource FeatureSource  
         {  
             get { return base.FeatureSource; }  
             set  
             {  
                 base.FeatureSource = value;  
                 Initialize();  
             }  
         }  
  
         public Collection<double> IsoLineLevels  
         {  
             get { return isoLineLayer.IsoLineLevels; }  
         }  
  
         protected override void DrawCore(GeoCanvas canvas, Collection<SimpleCandidate> labelsInAllLayers)  
         {  
             isoLineLayer.Draw(canvas, labelsInAllLayers);  
         }  
  
         private void Initialize()  
         {  
             Collection<GeoColor> levelAreaColors = new Collection<GeoColor>();  
             levelAreaColors.Add(GeoColor.FromHtml("#FFFFBE"));  
             levelAreaColors.Add(GeoColor.FromHtml("#FDFF9E"));  
             levelAreaColors.Add(GeoColor.FromHtml("#FDFF37"));  
             levelAreaColors.Add(GeoColor.FromHtml("#FDDA04"));  
             levelAreaColors.Add(GeoColor.FromHtml("#FFA701"));  
             levelAreaColors.Add(GeoColor.FromHtml("#FF6F02"));  
             levelAreaColors.Add(GeoColor.FromHtml("#EC0000"));  
             levelAreaColors.Add(GeoColor.FromHtml("#B90000"));  
             levelAreaColors.Add(GeoColor.FromHtml("#850100"));  
             levelAreaColors.Add(GeoColor.FromHtml("#620001"));  
             levelAreaColors.Add(GeoColor.FromHtml("#450005"));  
             levelAreaColors.Add(GeoColor.FromHtml("#2B0804"));  
  
             FeatureSource.Open();  
  
             Dictionary<PointShape, double> dataPoints = GetDataPoints();  
             GridInterpolationModel interpolationModel = new InverseDistanceWeightedGridInterpolationModel(3, double.MaxValue);  
             isoLineLayer = new DynamicIsoLineLayer(dataPoints, GetClassBreakValues(dataPoints.Values, 12), interpolationModel, IsoLineType.ClosedLinesAsPolygons);  
             isoLineLayer.CellWidthInPixel = 32;  
             isoLineLayer.CellHeightInPixel = 32;  
  
             levelClassBreakStyle = new ClassBreakStyle(isoLineLayer.DataValueColumnName);  
             levelClassBreakStyle.ClassBreaks.Add(new ClassBreak(double.MinValue, new AreaStyle(new GeoPen(GeoColor.FromHtml("#FE6B06"), 1), new GeoSolidBrush(new GeoColor(100, levelAreaColors[0])))));  
             for (int i = 0; i < IsoLineLevels.Count - 1; i++)  
             {  
                 if (!levelClassBreakStyle.ClassBreaks.Any(c => c.Value == IsoLineLevels[i|+ 1]))  
                 {  
                     levelClassBreakStyle.ClassBreaks.Add(new ClassBreak(IsoLineLevels[i|+ 1],  
                         new AreaStyle(new GeoPen(GeoColor.FromHtml("#FE6B06"), 1),  
                             new GeoSolidBrush(new GeoColor(100, levelAreaColors[i|+ 1])))));  
                 }  
             }  
             isoLineLayer.CustomStyles.Add(levelClassBreakStyle);  
  
             TextStyle textStyle = TextStyles.CreateSimpleTextStyle(isoLineLayer.DataValueColumnName, "Arial", 8, DrawingFontStyles.Bold, GeoColor.StandardColors.Black, 0, 0);  
             textStyle.HaloPen = new GeoPen(GeoColor.StandardColors.White, 2);  
             textStyle.OverlappingRule = LabelOverlappingRule.NoOverlapping;  
             textStyle.SplineType = SplineType.StandardSplining;  
             textStyle.DuplicateRule = LabelDuplicateRule.UnlimitedDuplicateLabels;  
             textStyle.TextLineSegmentRatio = 9999999;  
             textStyle.FittingLineInScreen = true;  
             textStyle.SuppressPartialLabels = true;  
             textStyle.NumericFormat = "{0:0.00}";  
             isoLineLayer.CustomStyles.Add(textStyle);  
         }  
  
         private Dictionary<PointShape, double> GetDataPoints()  
         {  
             return (from feature in FeatureSource.GetAllFeatures(GetReturningColumns())  
                     where double.Parse(feature.ColumnValues["MAGNITUDE"]) > 0  
                     select new PointShape  
                     {  
                         X = double.Parse(feature.ColumnValues["LONGITUDE"], CultureInfo.InvariantCulture),  
                         Y = double.Parse(feature.ColumnValues["LATITIUDE"], CultureInfo.InvariantCulture),  
                         Z = double.Parse(feature.ColumnValues["MAGNITUDE"], CultureInfo.InvariantCulture)  
                     }).ToDictionary(point => point, point => point.Z);  
         }  
  
         private static IEnumerable<double> GetClassBreakValues(IEnumerable<double> values, int count)  
         {  
             Collection<double> result = new Collection<double>();  
             double[] sortedValues = values.OrderBy(v => v).ToArray();  
             int classCount = sortedValues.Length / count;  
             for (int i = 1; i < count; i++)  
             {  
                 result.Add(sortedValues[i|* classCount]);  
             }  
  
             return result;  
         }  
  
         private static IEnumerable<string> GetReturningColumns()  
         {  
             //LONGITUDE  
             yield return "LONGITUDE";  
             //LATITIUDE  
             yield return "LATITIUDE";  
             //MAGNITUDE  
             yield return "MAGNITUDE";  
         }  
     }  
 }  
 </code>

====IsolineStyleViewContoller.cs====

<code csharp>   
 using ThinkGeo.MapSuite.Core;  
 using ThinkGeo.MapSuite.iOSEdition;  
  
 namespace AnalyzingVisualization  
 {  
     public class IsolineStyleViewContoller : DetailViewController  
     {  
         public IsolineStyleViewContoller()  
         { }  
  
         protected override void InitializeMap()  
         {  
             MapView.MapUnit = GeographyUnit.Meter;  
             MapView.CurrentExtent = new RectangleShape(-15116491.8671313, 8720801.79162702, -11021545.2583953, 2603975.29482756);  
  
             WorldMapKitOverlay worldOverlay = new WorldMapKitOverlay();  
             worldOverlay.Projection = WorldMapKitProjection.SphericalMercator;  
             MapView.Overlays.Add(worldOverlay);  
  
             ShapeFileFeatureSource usEarthquakeIsoSource = new ShapeFileFeatureSource("AppData/usEarthquake_Simplified.shp");  
             EarthquakeIsoLineFeatureLayer usEarthquakeIsoLayer = new EarthquakeIsoLineFeatureLayer(usEarthquakeIsoSource);  
             LayerOverlay layerOverlay = new LayerOverlay();  
             layerOverlay.Layers.Add(usEarthquakeIsoLayer);  
             layerOverlay.TileHeight = 512;  
             layerOverlay.TileWidth = 512;  
  
             MapView.Overlays.Add(layerOverlay);  
             MapView.Refresh();  
         }  
     }  
 }  
 </code>

====AssemblyInfo.cs====

<code csharp>   
 using System.Reflection;  
 using System.Runtime.InteropServices;  
  
 // General Information about an assembly is controlled through the following  
 // set of attributes. Change these attribute values to modify the information  
 // associated with an assembly.  
 [assembly:|AssemblyTitle("AnalyzingVisualization")]  
 [assembly: AssemblyDescription("")]  
 [assembly:|AssemblyConfiguration("")]  
 [assembly: AssemblyCompany("")]  
 [assembly:|AssemblyProduct("AnalyzingVisualization")]  
 [assembly: AssemblyCopyright("Copyright ©  2015")]  
 [assembly:|AssemblyTrademark("")]  
 [assembly: AssemblyCulture("")]  
  
 // Setting ComVisible to false makes the types in this assembly not visible  
 // to COM components.  If you need to access a type in this assembly from  
 // COM, set the ComVisible attribute to true on that type.  
 [assembly:|ComVisible(false)]  
  
 // The following GUID is for the ID of the typelib if this project is exposed to COM  
 [assembly:|Guid("84efb68d-6dbd-4d6e-a2e8-f4ef414d8ee0")]  
  
 // Version information for an assembly consists of the following four values:  
 //  
 //      Major Version  
 //      Minor Version  
 //      Build Number  
 //      Revision  
 //  
 // You can specify all the values or you can default the Build and Revision Numbers  
 // by using the '*' as shown below:  
 // [assembly:|AssemblyVersion("1.0.*")]  
 [assembly: AssemblyVersion("9.0.0.0")]  
 [assembly:|AssemblyFileVersion("9.0.0.0")]  
  
 </code>

====AnimateType.cs====

<code csharp>   
 namespace AnalyzingVisualization  
 {  
     public enum AnimateType  
     {  
         Up,  
         Down  
     }  
 }  
 </code>

====ExtensionHelper.cs====

<code csharp>   
 using CoreGraphics;  
 using System;  
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     static class ExtensionHelper  
     {  
         public static void AnimatedShow(this UIView view, AnimateType animateType)  
         {  
             CGRect targetFrame = view.Frame;  
             nfloat y = animateType == AnimateType.Up  
                 ? targetFrame.Y + targetFrame.Height  
                 : targetFrame.Y - targetFrame.Height;  
             view.Frame = new CGRect(new CGPoint(targetFrame.X, y), targetFrame.Size);  
             UIView.Animate(0.2, () =>  
             {  
                 view.Hidden = false;  
                 view.Frame = targetFrame;  
             });  
         }  
  
         public static void AnimatedHide(this UIView view, AnimateType animateType)  
         {  
             CGRect oldFrame = view.Frame;  
             nfloat y = animateType == AnimateType.Up ? oldFrame.Y - oldFrame.Height : oldFrame.Y + oldFrame.Height;  
             CGRect targetFrame = new CGRect(new CGPoint(view.Frame.X, y), view.Frame.Size);  
  
             UIView.Animate(0.2, () =>  
             {  
                 view.Frame = targetFrame;  
             }, () =>  
             {  
                 view.Hidden = true;  
                 view.Frame = oldFrame;  
             });  
         }  
     }  
 }  
 </code>

====iOSCapabilityHelper.cs====

<code csharp>   
 using UIKit;  
  
 namespace AnalyzingVisualization  
 {  
     internal static class iOSCapabilityHelper  
     {  
         public static bool IsOnIPhone  
         {  
             get { return UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone; }  
         }  
     }  
 }  
 </code>
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