Examples of how to use Google Maps in flex

First, you need to obtain the Google Maps API key from here.

Download Google Maps ActionScript 3.0 component from here

Next, copy the content in the zip package to the project/libs.

Let's take a look at the demo (Right-click View Source or click here to view the source code）：

The following is the complete code (or click here to view details ):

Download: Main. mxml

1. <? XML version = "1.0" encoding = "UTF-8"?>
2. <Mx: Application xmlns: MX = "http://www.adobe.com/2006/mxml"
3. Layout = "vertical"
4. Verticalalign = "Middle"
5. Backgroundcolor = "white"
6. Creationcomplete = "Init ();">
7.  
8. <Mx: SCRIPT>
9. <! [CDATA [
10. Import com. Google. Maps. latlng;
11. Import com. Google. Maps. Map;
12. Import com. Google. Maps. mapevent;
13. Import com. Google. Maps. Controls. maptypecontrol;
14. Import com. Google. Maps. Controls. positioncontrol;
15. Import com. Google. Maps. Controls. zoomcontrol;
16. Import com. Google. Maps. Services. clientgeocoder;
17. Import com. Google. Maps. Services. geocodingevent;
18. Import com. Google. Maps. Services. geocodingresponse;
19. Import com. Google. Maps. Services. placemark;
20. Import MX. Controls. Alert;
21. Import MX. Events. resizeevent;
22.  
23. Private var GoogleMap: map;
24. Private var geocoder: clientgeocoder;
25.  
26. Private function Init (): void {
27. GoogleMap = new map ();
28. GoogleMap. Key = app_id;
29. GoogleMap. addeventlistener (mapevent. map_ready, googlemap_mapready );
30. GoogleMap. setsize (new point (mapcontainer. Width, mapcontainer. Height ));
31. GoogleMap. addcontrol (New zoomcontrol ());
32. GoogleMap. addcontrol (New maptypecontrol ());
33.  
34. Mapcontainer. addchild (GoogleMap );
35. }
36.  
37. Private function geocoder_geocodingsuccess (EVT: geocodingevent): void {
38. VaR result: placemark = geocodingresponse (EVT. Response). placemarks [0];
39. GoogleMap. setcenter (result. Point, 13 );
40. }
41.  
42. Private function geocoder_geocodingfailure (EVT: geocodingevent): void {
43. Alert. Show ("unable to geocode address:" + EVT. Name );
44. }
45.  
46. Private function googlemap_mapready (EVT: mapevent): void {
47. Geocoder = new clientgeocoder ();
48. Geocoder. addeventlistener (geocodingevent. geocoding_success, geocoder_geocodingsuccess );
49. Geocoder. addeventlistener (geocodingevent. geocoding_failure, geocoder_geocodingfailure );
50. Geocoder. geocode (textinput. Text );
51. }
52.  
53. Private function button_click (EVT: mouseevent): void {
54. Geocoder. geocode (textinput. Text );
55. }
56.  
57. Private function mapcontainer_resize (EVT: resizeevent): void {
58. If (GoogleMap ){
59. GoogleMap. setsize (new point (mapcontainer. Width, mapcontainer. Height ));
60. }
61. }
62. ]>
63. </MX: SCRIPT>
64.  
65. <Mx: String id = "app_id" Source = "appid.txt"/>
66.  
67. <Mx: applicationcontrolbar dock = "true">
68. <Mx: Form stylename = "plain">
69. <Mx: formitem label = "Address :"
70. Direction = "horizontal">
71. <Mx: textinput id = "textinput"
72. TEXT = "601 Townsend St, San Francisco, CA 94103"/>
73. <Mx: button id = "button"
74. Label = "Submit"
75. Click = "button_click (event);"/>
76. </MX: formitem>
77. </MX: Form>
78. </MX: applicationcontrolbar>
79.  
80. <Mx: uicomponent id = "mapcontainer"
81. Width = "100%"
82. Height = "100%"
83. Resize = "mapcontainer_resize (event);"/>
84.  
85. </MX: Application>