public class Mapscreen extends Activity { public MapView map; public boolean m_isMapLoaded; //Callout Variables private int m_calloutStyle; private Callout m_callout; private ViewGroup calloutContent; private Graphic m_identifiedGraphic; ArcGISFeatureLayer fLayer; ImageView CallOutClose; /** Called when the activity is first created. */ public void onCreate(Bundle savedInstanceState) { // Initial activity content view. (START) super.onCreate(savedInstanceState); setContentView(R.layout.mapscreen); // Retrieve the map layout and initial extent from mapscreen XML layout. map = (MapView) findViewById(R.id.map); // Add ESRI basemap layer to MapView. map.addLayer(new ArcGISTiledMapServiceLayer("" + "http://services.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer")); // Add Feature layer to the MapView String URL = "ADD YOUR MAP SERIVCE HERE"; ArcGISFeatureLayer fLayer = new ArcGISFeatureLayer(URL, MODE.ONDEMAND); map.addLayer(fLayer); // This puts the ERSI logo on the bottom left corner of the screen once the map screen appears. This is mandatory // by ESRI. map.setEsriLogoVisible(true); LayoutInflater inflater = getLayoutInflater(); // Get the MapView's callout from xml->identify_calloutstyle.xml m_calloutStyle = R.xml.facility_calloutstyle; // Get the layout for the Callout from layout->identify_callout_content.xml calloutContent = (ViewGroup) inflater.inflate(R.layout.facility_callout_content, null); m_callout = map.getCallout(); m_callout.setContent(calloutContent); // This initiates/starts the loading dialog when entering into map screen. final ProgressDialog loadingDialog = new ProgressDialog(this); loadingDialog.setMessage("Loading..."); loadingDialog.show(); // This initiates the listening process to see if the map loads. map.setOnStatusChangedListener(new OnStatusChangedListener() { private static final long serialVersionUID = 1L; @Override public void onStatusChanged(Object source, STATUS status) { // Check to see if map has successfully loaded or Initialized. if ((source == map) && (status == STATUS.INITIALIZED)) { // If the map is loaded successfully set the flag to true and hide the loading dialog. m_isMapLoaded = true; loadingDialog.hide(); } // Check to see if the map has unsuccessfully loaded or Initialization failed. // Initialization failed typically results from no wireless connectivity. if (OnStatusChangedListener.STATUS.INITIALIZATION_FAILED == status) { // If the map did not load set the flag as false and hide the loading dialog. m_isMapLoaded = false; loadingDialog.hide(); // Because the map failed to load, the following toast will appear briefly with the following message. Toast toast = Toast.makeText(Mapscreen.this,"Failed to load...Connection Issue",Toast.LENGTH_LONG); toast.setGravity(Gravity.CENTER, 0, 0); toast.show(); } } }); //Callout Part - 1 map.setOnSingleTapListener(new OnSingleTapListener() { private static final long serialVersionUID = 1L; @Override public void onSingleTap(float x, float y) { if (m_isMapLoaded) { // If map is initialized and Single tap is registered on screen identify the location selected identifyLocation(x, y); } } }); } // Initial activity content view. (END) //Callout Part - 2 /** * Takes in the screen location of the point to identify the feature on map. * * @param x * x co-ordinate of point * @param y * y co-ordinate of point */ private void identifyLocation(float x, float y) { // Hide the callout, if the callout from previous tap is still showing on map if (m_callout.isShowing()) { m_callout.hide(); } // Find out if the user tapped on a feature SearchForFeature(x, y); // If the user tapped on a feature, then display information regarding the feature in the callout if (m_identifiedGraphic != null) { Point mapPoint = map.toMapPoint(x, y); // Show Callout ShowCallout(m_callout, m_identifiedGraphic, mapPoint); //Close button for the callout is initiated here. ImageView CallOutClose = (ImageView) findViewById(R.id.callout_close_button); CallOutClose.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { m_callout.hide(); } }); } } //Callout Part - 3 /** * Sets the value of m_identifiedGraphic to the Graphic present on the * location of screen tap * * @param x * x co-ordinate of point * @param y * y co-ordinate of point */ private void SearchForFeature(float x, float y) { Point mapPoint = map.toMapPoint(x, y); if (mapPoint != null) { for (Layer layer : map.getLayers()) { if (layer == null) continue; if (layer instanceof ArcGISFeatureLayer) { ArcGISFeatureLayer fLayer = (ArcGISFeatureLayer) layer; // Get the Graphic at location x,y m_identifiedGraphic = GetFeature(fLayer, x, y); } else continue; } } } //Callout Part - 4 /** * Returns the Graphic present the location of screen tap * * @param fLayer * @param x * x co-ordinate of point * @param y * y co-ordinate of point * @return Graphic at location x,y */ private Graphic GetFeature(ArcGISFeatureLayer fLayer, float x, float y) { // Get the graphics near the Point. int[] ids = fLayer.getGraphicIDs(x, y, 10, 1); if (ids == null || ids.length == 0) { return null; } Graphic g = fLayer.getGraphic(ids[0]); return g; } //Callout Part - 5 /** * Shows the Attribute values for the Graphic in the Callout * * @param calloutView * @param graphic * @param mapPoint */ private void ShowCallout(Callout calloutView, Graphic graphic, Point mapPoint) { // Get the values of attributes for the Graphic String Name = (String) graphic.getAttributeValue("Name"); String Phone = (String) graphic.getAttributeValue("Phone"); String LatDegMinSec = (String) graphic.getAttributeValue("LatDegMinSec"); String LongDegMinSec = (String) graphic.getAttributeValue("LongDegMinSec"); String Website = (String) graphic.getAttributeValue("Website"); // Set callout properties calloutView.setCoordinates(mapPoint); calloutView.setStyle(m_calloutStyle); calloutView.setMaxWidth(700); calloutView.setMaxHeight(500); // Compose the string to display the results StringBuilder FacilityCallout = new StringBuilder(); FacilityCallout.append("Facility:\t" + Name); FacilityCallout.append("\nPhone:\t" + Phone); FacilityCallout.append("\nLatitude:\t" + LatDegMinSec); FacilityCallout.append("\nLongitude:\t" + LongDegMinSec); FacilityCallout.append("\nWebsite:\t" + Website); TextView calloutTextLine1 = (TextView) findViewById(R.id.callout_content_textview); calloutTextLine1.setText(FacilityCallout); calloutView.show(); }
FacilityCallout.append(Html.fromHtml("<a href=\"" + Website + "\">Website</a>"));
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/identifyCallout" android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:orientation="horizontal" > <!-- Display field value --> <RelativeLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" > <TextView android:id="@+id/callout_content_textview" android:layout_width="wrap_content" android:layout_height="wrap_content" android:autoLink="web|phone" android:clickable="true" android:paddingRight="5dp" /> </RelativeLayout> <ImageView android:id="@+id/callout_close_button" android:layout_width="14dp" android:layout_height="14dp" android:layout_alignParentRight="true" android:layout_alignParentTop="true" android:clickable="true" android:src="@drawable/b_close" /> </LinearLayout>
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/identifyCallout" android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" android:orientation="horizontal" > <!-- Display field value --> <RelativeLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:clickable="true" > <TextView android:id="@+id/callout_content_textview0" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview0" android:autoLink="phone" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview1" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview3" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview2" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview4" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview3" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview5" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview4" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview6" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview5" android:paddingRight="5dp" /> <TextView android:id="@+id/callout_content_textview7" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@id/callout_content_textview6" android:autoLink="web" android:paddingRight="5dp" /> </RelativeLayout> <ImageView android:id="@+id/callout_close_button" android:layout_width="14dp" android:layout_height="14dp" android:layout_alignParentRight="true" android:layout_alignParentTop="true" android:clickable="true" android:src="@drawable/b_close" /> </LinearLayout>
private void ShowCallout(Callout calloutView, Graphic graphic, Point mapPoint) { // Get the values of attributes for the Graphic String Name = (String) graphic.getAttributeValue("Name"); String Phone = (String) graphic.getAttributeValue("Phone"); String Type = (String) graphic.getAttributeValue("Type"); String Grade = (String) graphic.getAttributeValue("Grade"); String Directions = (String) graphic.getAttributeValue("LatLongWebLink"); String LatDegMinSec = (String) graphic.getAttributeValue("LatDegMinSec"); String LongDegMinSec = (String) graphic.getAttributeValue("LongDegMinSec"); String Website = (String) graphic.getAttributeValue("Website"); // Set callout properties calloutView.setCoordinates(mapPoint); calloutView.setStyle(m_calloutStyle); calloutView.setMaxWidth(700); calloutView.setMaxHeight(500); TextView calloutTextLine0 = (TextView) findViewById(R.id.callout_content_textview0); calloutTextLine0.setText("Name:" + " " + Name); TextView calloutTextLine1 = (TextView) findViewById(R.id.callout_content_textview1); calloutTextLine1.setMovementMethod(LinkMovementMethod.getInstance()); calloutTextLine1.setText("Phone:" + " " + Phone); TextView calloutTextLine2 = (TextView) findViewById(R.id.callout_content_textview2); calloutTextLine2.setText("Type:" + " " + Type); TextView calloutTextLine3 = (TextView) findViewById(R.id.callout_content_textview3); calloutTextLine3.setText("Grade:" + " " + Grade); TextView calloutTextLine4 = (TextView) findViewById(R.id.callout_content_textview4); calloutTextLine4.setMovementMethod(LinkMovementMethod.getInstance()); calloutTextLine4.setText(Html.fromHtml("Directions:" + " " + "<a href=\"" + Directions + "\">Map It</a>")); TextView calloutTextLine5 = (TextView) findViewById(R.id.callout_content_textview5); calloutTextLine5.setText("Latitude:" + " " + LatDegMinSec); TextView calloutTextLine6 = (TextView) findViewById(R.id.callout_content_textview6); calloutTextLine6.setText("Longitude:" + " " + LongDegMinSec); TextView calloutTextLine7 = (TextView) findViewById(R.id.callout_content_textview7); calloutTextLine7.setMovementMethod(LinkMovementMethod.getInstance()); calloutTextLine7.setText("Website:" + " " + Website); calloutView.show(); }
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