243 lines
9.0 KiB
C#
243 lines
9.0 KiB
C#
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// ----------------------------------------------------------------------------
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ----------------------------------------------------------------------------
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using System;
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using System.Collections;
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using System.Web;
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using mapdemo.MapPointService;
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using MapPointNamespace;
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namespace mapdemo
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{
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/// <summary>
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/// Summary description for WebForm1.
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/// </summary>
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public class MapImage : System.Web.UI.Page
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{
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private const int mapWidth = 400;
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private const int mapHeight = 500;
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private void Page_Load(object sender, System.EventArgs e)
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{
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// Put user code to initialize the page here
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}
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protected void ServeMap()
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{
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if (!MapPointNamespace.MapPoint.Initialized)
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{
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MapPointNamespace.MapPoint.Initialize();
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}
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bool isSeattle = true; // default to Seattle
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double centerLat, centerLong, zoom;
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if ((Request.QueryString["city"] != null) &&
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(Request.QueryString["city"].ToLower().Equals("redmond")))
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{
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isSeattle = false;
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}
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byte mask = 0xff;
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if (Request.QueryString["mask"] != null)
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{
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try
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{ mask = Byte.Parse(Request.QueryString["mask"]); }
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catch (Exception) { /* ignore */ }
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}
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if (!isSeattle)
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{
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centerLat = redmondCenterLat;
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centerLong = redmondCenterLong;
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zoom = redmondZoom;
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}
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else {
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centerLat = seattleCenterLat;
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centerLong = seattleCenterLong;
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zoom = seattleZoom;
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}
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try
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{
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MapSpecification spec = MapPointNamespace.MapPoint.PrepareMapFromCenterZoom(
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mapWidth, mapHeight, centerLat, centerLong, zoom);
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// Add pushpins to the map specification!
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if (isSeattle)
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{
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spec.Pushpins = BuildPushPins(SeattlePushPins, mask);
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}
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else {
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spec.Pushpins = BuildPushPins(RedmondPushPins, mask);;
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}
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// Fetch the map image;
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byte[] data = MapPointNamespace.MapPoint.GetMap(spec);
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if (data == null)
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{
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Response.StatusCode = 500;
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Response.StatusDescription = "Failed to retrieve map data";
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}
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else {
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Response.ContentType= "image/gif";
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Response.BinaryWrite(data);
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}
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}
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catch (Exception ex) {
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Response.Write(ex);
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return;
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}
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}
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private mapdemo.MapPointService.Pushpin[] BuildPushPins(PushPinData[] pins, byte mask)
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{
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// First count how many pins are going to match the mask
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int numPins = 0;
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for (int i = 0; i < pins.Length; ++i)
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{
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if ((pins[i].groupMask == 0) || ((pins[i].groupMask & mask) != 0))
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{
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numPins++;
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}
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}
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mapdemo.MapPointService.Pushpin[] specPins = new mapdemo.MapPointService.Pushpin[numPins];
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int outputIndex = 0;
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for (int i = 0; i < pins.Length; ++i)
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{
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if ((pins[i].groupMask == 0) || ((pins[i].groupMask & mask) != 0))
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{
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specPins[outputIndex] = new mapdemo.MapPointService.Pushpin();
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specPins[outputIndex].LatLong = new mapdemo.MapPointService.LatLong();
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specPins[outputIndex].IconDataSource = "MapPoint.Icons";
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specPins[outputIndex].IconName = pins[i].icon;
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specPins[outputIndex].Label = pins[i].label;
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specPins[outputIndex].LabelNearbyRoads = false;
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specPins[outputIndex].LatLong.Latitude = pins[i].latitude;
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specPins[outputIndex].LatLong.Longitude = pins[i].longitude;
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specPins[outputIndex].ReturnsHotArea = false;
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++outputIndex;
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}
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}
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return specPins;
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}
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private const double seattleCenterLat = 47.616391194232195;
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private const double seattleCenterLong = -122.32471226177632;
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private const double seattleZoom = 7;
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private const double redmondCenterLat = 47.664037990827104;
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private const double redmondCenterLong = -122.12025798221626;
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private const double redmondZoom = 10;
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private struct PushPinData
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{
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public double latitude;
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public double longitude;
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public string icon;
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public string label;
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public byte groupMask;
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public PushPinData(double latit, double longi, string ic,
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string lab, byte mask)
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{
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latitude = latit;
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longitude = longi;
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icon = ic;
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label = lab;
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groupMask = mask;
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}
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}
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private static readonly PushPinData[] RedmondPushPins = {
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// "You are here"
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new PushPinData(47.641372008066419, -122.14171843658843, "42" /*office building*/, "You are here (Microsoft Research)", 0),
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// Starbucks
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new PushPinData(47.681110048657551, -122.12546258636381, "DriveThruIcon" /*green coffee circle*/, null, 1),
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new PushPinData(47.674440368933034, -122.12920553002897, "DriveThruIcon", null, 1),
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new PushPinData(47.674293519865877, -122.12964266213585, "DriveThruIcon", null, 1),
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new PushPinData(47.670646198849091, -122.1135097553162, "DriveThruIcon", null, 1),
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new PushPinData(47.670878425280875, -122.11128311364686, "DriveThruIcon", null, 1),
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new PushPinData(47.671243840401466, -122.10595556609425, "DriveThruIcon", null, 1),
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new PushPinData(47.652327631495119, -122.13483360590506, "DriveThruIcon", null, 1),
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// Tullys
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new PushPinData(47.6810758977117, -122.12546258636381, "CoffeeShopIcon" /*Red coffee circle*/, null, 2),
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new PushPinData(47.671001368685936, -122.04650559955846, "CoffeeShopIcon", null, 2),
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// SBC
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new PushPinData(47.670178330890948, -122.11961594443427, "KioskIcon" /*Blue coffee circle*/, null, 4),
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new PushPinData(47.608457326456126, -122.20149625220438, "KioskIcon", null, 4),
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new PushPinData(47.574152701349739, -122.17140243872132, "KioskIcon", null, 4)
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};
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private static readonly PushPinData[] SeattlePushPins = {
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// "You are here"
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new PushPinData(47.614037591008028, -122.30879852406528, "27" /*house with flag*/, "You are here (home)", 0),
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// Starbucks
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new PushPinData(47.556308832143081, -122.14664983316918, "DriveThruIcon" /*green coffee circle*/, null, 1),
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new PushPinData(47.609201817075657, -122.31668056236748, "DriveThruIcon", null, 1),
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new PushPinData(47.619942289545506, -122.31374358102437, "DriveThruIcon", null, 1),
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new PushPinData(47.599257061644117, -122.30209127830034, "DriveThruIcon", null, 1),
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new PushPinData(47.621212704731128, -122.31263709037883, "DriveThruIcon", null, 1),
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new PushPinData(47.612890119227465, -122.32072403435613, "DriveThruIcon", null, 1),
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new PushPinData(47.601862778812482, -122.28519339029373, "DriveThruIcon", null, 1),
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new PushPinData(47.6102400058295, -122.32292335526887, "DriveThruIcon", null, 1),
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new PushPinData(47.556308832143081, -122.14664983316918, "DriveThruIcon", null, 1),
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new PushPinData(47.622145025552832, -122.32086063813952, "DriveThruIcon", null, 1),
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new PushPinData(47.622367006700856, -122.32081965700451, "DriveThruIcon", null, 1),
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new PushPinData(47.618466968684778, -122.32557346866683, "DriveThruIcon", null, 1),
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new PushPinData(47.616233496826183, -122.32989014822229, "DriveThruIcon", null, 1),
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new PushPinData(47.617053119526588, -122.33032728032917, "DriveThruIcon", null, 1),
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// Tullys
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new PushPinData(47.556308832143081, -122.14664983316918, "137", null, 6),
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new PushPinData(47.626021157906813, -122.30730954282622, "CoffeeShopIcon", null, 2),
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new PushPinData(47.607811873579557, -122.33913822435848, "CoffeeShopIcon", null, 2),
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new PushPinData(47.556308832143081, -122.14664983316918, "CoffeeShopIcon", null, 2),
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new PushPinData(47.617097515756193, -122.35281226307684, "CoffeeShopIcon", null, 2),
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new PushPinData(47.605650118707253, -122.33404290323766, "CoffeeShopIcon", null, 2),
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new PushPinData(47.60911643971103, -122.33572312977347, "137", null, 6),
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new PushPinData(47.608771515157947, -122.34009445084229, "137", null, 6),
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new PushPinData(47.599181929563251, -122.33139278983968, "137", null, 6),
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new PushPinData(47.633845139601064, -122.28094501262997, "CoffeeShopIcon", null, 2),
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new PushPinData(47.556308832143081, -122.14664983316918, "137", null, 6),
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new PushPinData(47.610117062424443, -122.33346916734737, "CoffeeShopIcon", null, 2),
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new PushPinData(47.611677760649791, -122.33647445058217, "CoffeeShopIcon", null, 2),
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// SBC
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new PushPinData(47.610117062424443, -122.33655641285222, "KioskIcon", /*Blue coffee circle*/ null, 4),
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new PushPinData(47.60678051501489, -122.33355112961741, "KioskIcon", null, 8),
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new PushPinData(47.602412609040663, -122.33254026162025, "KioskIcon", null, 8),
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new PushPinData(47.608826156671306, -122.33998516781557, "KioskIcon", null, 8),
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new PushPinData(47.556308832143081, -122.14664983316918, "KioskIcon", null, 8)
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};
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#region Web Form Designer generated code
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override protected void OnInit(EventArgs e)
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{
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//
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// CODEGEN: This call is required by the ASP.NET Web Form Designer.
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//
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InitializeComponent();
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base.OnInit(e);
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}
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/// <summary>
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/// Required method for Designer support - do not modify
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/// the contents of this method with the code editor.
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/// </summary>
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private void InitializeComponent()
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{
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this.Load += new System.EventHandler(this.Page_Load);
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}
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#endregion
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}
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}
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