Add 2 markers, draw a straight polyline between the markers and then make a GoogleMap directions route

This is VB code that add 2 markers, draw a straight polyline between the markes and then make a GoogleMap directions route.
If you need you can convert VB to C# or vice versa here http://converter.telerik.com/

ASPX page

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
<%@ Page Title="" Language="C#" MasterPageFile="Markers.master" AutoEventWireup="false" CodeBehind="CodeBehind.aspx.cs" Inherits="GoogleMaps.Samples.Markers.CodeBehind" %>

<asp:Content ID="Content1" ContentPlaceHolderID="MainContent" runat="server">
    <h2>
        Markers Code Behind
    </h2>
    <p>
        GoogleMap control markers code behind sample.
    </p>
    <div class="map-wrap">
        <map:GoogleMap ID="GoogleMap1" runat="server" Latitude="42.1229" Longitude="24.7879"
            Zoom="6" EnableScrollWheelZoom="true" CssClass="map" Width="100%" Height="600px" FullscreenControl="true">
        </map:GoogleMap>
    </div>
</asp:Content>

Codebehind

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
        Dim point1 As GoogleMaps.LatLng
        Dim point2 As GoogleMaps.LatLng

        Dim polyline As New GoogleMaps.Polylines.GooglePolyline()
        Dim wayplot As New GoogleMaps.Directions.GoogleDirections
        Dim wayloc As New GoogleMaps.Polygons.GooglePolygon



        point1 = New GoogleMaps.LatLng(58.3, 14.28)
        point2 = New GoogleMaps.LatLng(57.7, 11.9666)


        Dim car As New GoogleMaps.Markers.Marker
        Dim car1 As New GoogleMaps.Markers.MarkerImage()
        car1 = "http://labs.google.com/ridefinder/images/mm_20_red.png"
        car.Position = point1
        car.Title = "Johans car on Arlanda airport 20161213"
        car.Icon = car1
        car.Draggable = True
        car.Animation = True
        car.Clickable = True
        car.Shadow = True


        Dim car3 As New GoogleMaps.Markers.Marker
        Dim car4 As New GoogleMaps.Markers.MarkerImage()
        car1 = "http://labs.google.com/ridefinder/images/mm_20_green.png"
        car3.Position = point2
        car3.Title = "Johans car on Arlanda airport 20161213"
        car3.Icon = car4
        car3.Draggable = True
        car3.Animation = True
        car3.Clickable = True
        car3.Shadow = True

        polyline.Path.Add(point1)
        polyline.Path.Add(point2)
        polyline.StrokeWeight = 5
        polyline.StrokeColor = Color.Red

        Dim Markercontent As New StringBuilder
        Markercontent.Append("<h3>Starting point</h3><br><img src='https://googlemapcontrol.com/wp-content/uploads/2017/07/velio.jpg' height='100' width='100'></p>")
        car.Info = Markercontent.ToString

        Dim Markercontent1 As New StringBuilder
        Markercontent1.Append("<h3>End point</h3><br><img src='https://googlemapcontrol.com/wp-content/uploads/2017/07/johan.jpg' height='100' width='100'></p>")
        car3.Info = Markercontent1.ToString


        'Directions

        Dim destination As String = "Hjo, sweden"
        Dim origin As String = "Gothenburg, sweden"
        If (origin IsNot Nothing) AndAlso (destination IsNot Nothing) Then
            GoogleMap1.Directions.Add(New GoogleDirections() With {
                .Destination = New Location(destination),
                .Origin = New Location(origin),
                .Draggable = True,
                .PanelID = "route"
            })
        End If

        GoogleMap1.Markers.Add(car)
        GoogleMap1.Markers.Add(car3)
        GoogleMap1.Polylines.Add(polyline)