' Copyright 2010 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.
' 

Imports Microsoft.VisualBasic
Imports System
Imports System.Windows.Forms
Imports ESRI.ArcGIS.Geodatabase
Imports ESRI.ArcGIS.Location
Imports ESRI.ArcGIS.esriSystem
Imports ESRI.ArcGIS.Geometry

Namespace FindAddress
  Partial Public Class AddressForm
    Inherits Form
    Private m_license As AoInitialize = Nothing

    Public Sub New()
      GetLicense()

      InitializeComponent()

      ReturnLicence()
    End Sub

    Private Sub StateTextBox_KeyDown(ByVal sender As Object, ByVal e As KeyEventArgs) Handles StateTextBox.KeyDown
      ' pressing "enter" should do the same as clicking the button for locating
      If e.KeyValue = 13 Then
        FindButton_Click(Me, New System.EventArgs())
      End If
    End Sub

    Private Sub ZipTextBox_KeyDown(ByVal sender As Object, ByVal e As KeyEventArgs) Handles ZipTextBox.KeyDown
      ' pressing "enter" should do the same as clicking the button for locating
      If e.KeyValue = 13 Then
        FindButton_Click(Me, New System.EventArgs())
      End If
    End Sub

    Private Sub FindButton_Click(ByVal sender As Object, ByVal e As EventArgs) Handles FindButton.Click
      GeocodeAddress()
    End Sub

    Private Sub GeocodeAddress()
      ' Get the locator
      Dim obj As System.Object = Activator.CreateInstance(Type.GetTypeFromProgID("esriLocation.LocatorManager"))
      Dim locatorManager As ILocatorManager2 = TryCast(obj, ILocatorManager2)
      Dim locatorWorkspace As ILocatorWorkspace = locatorManager.GetLocatorWorkspaceFromPath("C:\locators")
      Dim locator As ILocator = locatorWorkspace.GetLocator("California_city_state_zip")

      ' Set up the address properties
      Dim addressInputs As IAddressInputs = TryCast(locator, IAddressInputs)
      Dim addressFields As IFields = addressInputs.AddressFields
      Dim addressProperties As IPropertySet = New PropertySetClass()
      addressProperties.SetProperty(addressFields.Field(0).Name, Me.AddressTextBox.Text)
      addressProperties.SetProperty(addressFields.Field(1).Name, Me.CityTextBox.Text)
      addressProperties.SetProperty(addressFields.Field(2).Name, Me.StateTextBox.Text)
      addressProperties.SetProperty(addressFields.Field(3).Name, Me.ZipTextBox.Text)

      ' Match the Address
      Dim addressGeocoding As IAddressGeocoding = TryCast(locator, IAddressGeocoding)
      Dim resultSet As IPropertySet = addressGeocoding.MatchAddress(addressProperties)

      ' Print out the results
      Dim names, values As Object
      resultSet.GetAllProperties(names, values)
      Dim namesArray() As String = TryCast(names, String())
      Dim valuesArray() As Object = TryCast(values, Object())
      Dim length As Integer = namesArray.Length
      Dim point As IPoint = Nothing
      For i As Integer = 0 To length - 1
        If namesArray(i) <> "Shape" Then
          Me.ResultsTextBox.Text += namesArray(i) & ": " & valuesArray(i).ToString() & Constants.vbLf
        Else
          If point IsNot Nothing AndAlso (Not point.IsEmpty) Then
            point = TryCast(valuesArray(i), IPoint)
            Me.ResultsTextBox.Text &= "X: " & point.X + Constants.vbLf
            Me.ResultsTextBox.Text &= "Y: " & point.Y + Constants.vbLf
          End If
        End If
      Next i

      Me.ResultsTextBox.Text += Constants.vbLf
    End Sub

    Private Sub GetLicense()
      If (Not ESRI.ArcGIS.RuntimeManager.Bind(ESRI.ArcGIS.ProductCode.Desktop)) Then
        Throw New Exception("Could not set version. ")
      End If

      m_license = New AoInitializeClass()
      m_license.Initialize(esriLicenseProductCode.esriLicenseProductCodeArcEditor)
    End Sub

    Private Sub ReturnLicence()
      m_license.Shutdown()
    End Sub
  End Class
End Namespace