Пример #1
0
        /// <summary>
        /// Version of FindLocation that searches using a LatLong object
        /// </summary>
        /// <param name="aLatLong">a LatLong</param>
        /// <returns></returns>
        public Location FindLocation(LatLong aLatLong)
        {
            Location[] location = null;

            try
            {

                if (aLatLong == null)
                {
                    throw new System.ArgumentNullException("LatLong cannot be null");
                }

                //OK find something
                FindSpecification fs = new FindSpecification();
                fs.DataSourceName = "MapPoint.NA";

                LatLong locationLatLong = aLatLong;
                GetInfoOptions infoOptions = new GetInfoOptions();

                location = theMapPointFindService.GetLocationInfo(locationLatLong,
                    MAPPOINT_NA, infoOptions);

            }
            catch (ArgumentNullException e)
            {
                throw e;  // rethrow for app to handle
            }
            catch (Exception e)
            {
                throw e;  // rethrow for app to handle

            }

            return location[0];  // zero position should be the best match
        }
Пример #2
0
        /// <summary>
        /// Find a location like an address (1500 Central rd., Chicago, IL) or landmark (Sears tower or Navy Pier)
        /// </summary>
        /// <param name="locationString">address or landmark</param>
        /// <returns>Location</returns>
        public Location FindLocation(string locationString)
        {
            Location[] location = null;

            try
            {
                if (locationString == "")
                {
                    throw new System.ArgumentNullException("Location cannot be empty");
                }

                FindSpecification myFindSpec = new FindSpecification();
                myFindSpec.InputPlace = locationString;
                myFindSpec.DataSourceName = "MapPoint.NA";
                FindResults results = theMapPointFindService.Find(myFindSpec);

                // if there is no result found try it as an address instead
                if (results.NumberFound == 0)
                {

                    // if you want to use addresses instead you can use the code below
                    Address address = theMapPointFindService.ParseAddress(locationString, "USA");
                    FindAddressSpecification myFindASpec = new FindAddressSpecification();
                    myFindASpec.DataSourceName = "MapPoint.NA";
                    myFindASpec.InputAddress = address;
                    results = theMapPointFindService.FindAddress(myFindASpec);

                }

                // at this point a place (e.g. Sears Tower) or an address was not found so
                // return an error
                if (results.NumberFound == 0)
                {
                    throw new System.ArgumentNullException("Location cannot be found");
                }

                return results.Results[0].FoundLocation;

            }
            catch (ArgumentNullException e)
            {
                throw e;  // rethrow for app to handle
            }
            catch (Exception e)
            {
                throw e;  // rethrow for app to handle

            }
        }
Пример #3
0
 /// <remarks/>
 public void FindAsync(FindSpecification specification, object userState) {
     if ((this.FindOperationCompleted == null)) {
         this.FindOperationCompleted = new System.Threading.SendOrPostCallback(this.OnFindOperationCompleted);
     }
     this.InvokeAsync("Find", new object[] {
                 specification}, this.FindOperationCompleted, userState);
 }
Пример #4
0
 /// <remarks/>
 public void FindAsync(FindSpecification specification) {
     this.FindAsync(specification, null);
 }
Пример #5
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 /// <remarks/>
 public System.IAsyncResult BeginFind(FindSpecification specification, System.AsyncCallback callback, object asyncState) {
     return this.BeginInvoke("Find", new object[] {
                 specification}, callback, asyncState);
 }
Пример #6
0
 public FindResults Find(FindSpecification specification) {
     object[] results = this.Invoke("Find", new object[] {
                 specification});
     return ((FindResults)(results[0]));
 }