// Copyright 2012 ESRI
// 
// All rights reserved under the copyright laws of the United States
// and applicable international laws, treaties, and conventions.
// 
// You may freely redistribute and use this sample code, with or
// without modification, provided you include the original copyright
// notice and use restrictions.
// 
// See the use restrictions.
// 

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using ESRI.ArcGIS.Geodatabase;
using ESRI.ArcGIS.TrackingAnalyst;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Carto;
using System.Windows.Forms;
using ESRI.ArcGIS.DataSourcesGDB;
using ESRI.ArcGIS.Display;

namespace TAAddHistoricalTrackingLayer
{
  public class AddTemporalLayerButton : ESRI.ArcGIS.Desktop.AddIns.Button
  {

    private bool m_bInitialized = false;

    public AddTemporalLayerButton()
    {
    }

    protected override void OnClick()
    {
      setupTrackingEnv();
      //Open the year 2000 hurricanes shapefile
      IFeatureClass featureClass = openTemporalData();

      //Create and add a Temporal Layer to the map
      AddTemporalLayer(featureClass, "EVENTID", "Date_Time");

      //Turn on Dynamic Display
      EnableDynamicDisplay();

      ArcMap.Application.CurrentTool = null;
    }
    protected override void OnUpdate()
    {
      Enabled = ArcMap.Application != null;
    }

    //Initialize the Tracking Environment, you only need to do this once
    private void setupTrackingEnv()
    {
      if (!m_bInitialized && ArcMap.Application != null)
      {
        IExtensionManager extentionManager = new ExtensionManagerClass();

        UID uid = new UIDClass();
        uid.Value = "esriTrackingAnalyst.TrackingEngineUtil";
        object mapRef = ArcMap.Application;

        ((IExtensionManagerAdmin)extentionManager).AddExtension(uid, ref mapRef);

        ITrackingEnvironment3 trackingEnv = new TrackingEnvironmentClass();
        try
        {
          trackingEnv.Initialize(ref mapRef);
        }
        catch (Exception ex)
        {
        }
        trackingEnv.EnableTemporalDisplayManagement = true;
     
        m_bInitialized = true;
      }
    }
        /// <summary>
        /// Turns Dynamic Display On.
        /// </summary>
        private void EnableDynamicDisplay()
        {
          
            IDynamicMap dynamicMap = ArcMap.Document.FocusMap as IDynamicMap;

            if (dynamicMap != null)
            {
                dynamicMap.DynamicMapEnabled = true;
            }

        }

    /// <summary>
    /// Opens a feature class from a shapefile stored on disk.
    /// </summary>
    /// <returns>The opened feature class</returns>
    private IFeatureClass openTemporalData()
    {
      //set the path to the featureclass
      string path = @"..\..\..\..\..\data\Time\ProjectData.gdb";
      if (!System.IO.Directory.Exists(path))
      {
        MessageBox.Show("Cannot find hurricane data:\n" + path, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
        return null;
      }

      IWorkspaceFactory2 wsFactory = new FileGDBWorkspaceFactoryClass();
      IWorkspace workspace = wsFactory.OpenFromFile( path, 0 );
      IFeatureClass featureClass = ((IFeatureWorkspace)workspace).OpenFeatureClass( "atlantic_hurricanes_2000" );

      return featureClass;
    }

        /// <summary>
        /// Creates a Temporal Layer using the specified feature class and add it to the map.
        /// </summary>
        /// <param name="featureClass">The feature class to use for the temporal layer.</param>
        /// <param name="eventFieldName">Indicates the feature class column that identifies or groups temporal observations with time series.</param>
        /// <param name="temporalFieldName">Identifies the temporal field, which must be a field type whose data can be converted to a date value.</param>
        private void AddTemporalLayer(IFeatureClass featureClass, string eventFieldName, string temporalFieldName)
        {
            ITemporalLayer temporalFeatureLayer = new TemporalFeatureLayerClass();
            IFeatureLayer2 featureLayer = temporalFeatureLayer as IFeatureLayer2;
            ILayer layer = temporalFeatureLayer as ILayer;
            ITemporalRenderer temporalRenderer = new CoTrackSymbologyRendererClass();
      ITemporalRenderer2 temporalRenderer2 = (ITemporalRenderer2)temporalRenderer;
            IFeatureRenderer featureRenderer = temporalRenderer as IFeatureRenderer;
      ITrackSymbologyRenderer trackRenderer = temporalRenderer as ITrackSymbologyRenderer;

            if (featureLayer != null)
            {
                featureLayer.FeatureClass = featureClass;
            }

            if (featureRenderer != null)
            {
                temporalRenderer.TemporalObjectColumnName = eventFieldName;
                temporalRenderer.TemporalFieldName = temporalFieldName;
                temporalFeatureLayer.Renderer = featureRenderer;
            }

      if (trackRenderer != null)
      {
        //Create green color value
        IRgbColor rgbColor = new RgbColorClass();
        rgbColor.RGB = 0x00FF00;

        //Create simple thin green line 
        ISimpleLineSymbol simpleLineSymbol = new SimpleLineSymbolClass();
        simpleLineSymbol.Color = (IColor)rgbColor;
        simpleLineSymbol.Width = 1.0;

        //Create simple renderer using line symbol
        ISimpleRenderer simpleRenderer = new SimpleRendererClass();
        simpleRenderer.Symbol = (ISymbol)simpleLineSymbol;

        //Apply line renderer as track symbol and enable track rendering
        trackRenderer.TrackSymbologyRenderer = (IFeatureRenderer)simpleRenderer;
        trackRenderer.ShowTrackSymbologyLegendGroup = true;
        temporalRenderer2.TrackRendererEnabled = true;
      }

            if (layer != null)
            {
              ArcMap.Document.FocusMap.AddLayer(layer);
            }
        }
    }
}