Arc GIS Mapping Example with Source code

1)ArcGisActivity.java package arc.gis; import android.app.Activity; import android.content.Context; import android.graphics.Color; import android.os.Bundle; import android.view.MotionEvent; import android.widget.Toast; import com.esri.android.map.GraphicsLayer; import com.esri.android.map.MapOnTouchListener; import com.esri.android.map.MapView; import com.esri.android.map.ags.ArcGISFeatureLayer; import com.esri.android.map.ags.ArcGISFeatureLayer.MODE; import com.esri.android.map.ags.ArcGISFeatureLayer.Options; import com.esri.android.map.ags.ArcGISFeatureLayer.SELECTION_METHOD; import com.esri.android.map.event.OnSingleTapListener; import com.esri.core.geometry.Envelope; import com.esri.core.geometry.Point; import com.esri.core.map.CallbackListener; import com.esri.core.map.FeatureSet; import com.esri.core.map.Graphic; import com.esri.core.symbol.SimpleFillSymbol; import com.esri.core.symbol.SimpleLineSymbol; import com.esri.core.tasks.SpatialRelationship; import com.esri.core.tasks.ags.query.Query; public class ArcGisActivity extends Activity { MapView mMapView ; ArcGISFeatureLayer fLayer = null; GraphicsLayer gLayer = null; SimpleFillSymbol sfs; CallbackListener<FeatureSet> callback = new CallbackListener<FeatureSet>() { public void onCallback(FeatureSet fSet) { System.out.println("onCallback"+fSet); } public void onError(Throwable arg0) { gLayer.removeAll(); } }; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); mMapView = (MapView)findViewById(R.id.map); ESRIShapeLayer graphicsLayer = new ESRIShapeLayer("/mnt/sdcard/sample.shp",mMapView.getExtent()); Options o = new Options(); o.mode = MODE.ONDEMAND; o.outFields = new String[] { "FIELD_KID", "APPROXACRE", "FIELD_NAME", "STATUS", "PROD_GAS", "PROD_OIL", "ACTIVEPROD", "CUMM_OIL", "MAXOILWELL", "LASTOILPRO", "LASTOILWEL", "LASTODATE", "CUMM_GAS", "MAXGASWELL", "LASTGASPRO", "LASTGASWEL", "LASTGDATE", "AVGDEPTH", "AVGDEPTHSL", "FIELD_TYPE", "FIELD_KIDN" }; gLayer=graphicsLayer.getLayer(); mMapView.addLayer(gLayer); mMapView.setOnSingleTapListener(new OnSingleTapListener() { private static final long serialVersionUID = 1L; public void onSingleTap(float x, float y) { Toast.makeText(getApplicationContext(), "You have touched at X-Y points::"+x+" "+y, Toast.LENGTH_LONG).show(); } }); /* mMapView.setExtent(new Envelope(-10868502.895856911, 4470034.144641369, -10837928.084542884, 4492965.25312689), 0); ArcGISTiledMapServiceLayer tms = new ArcGISTiledMapServiceLayer( "http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer"); mMapView.addLayer(tms);*/ fLayer = new ArcGISFeatureLayer( "http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/Petroleum/KSPetro/MapServer/1", o); SimpleFillSymbol fiedldsSelectionSymbol = new SimpleFillSymbol(Color.MAGENTA); fiedldsSelectionSymbol.setOutline(new SimpleLineSymbol(Color.YELLOW, 2)); fLayer.setSelectionSymbol(fiedldsSelectionSymbol); mMapView.addLayer(fLayer); // selection box gLayer = new GraphicsLayer(); sfs = new SimpleFillSymbol(Color.BLACK); sfs.setOutline(new SimpleLineSymbol(Color.RED, 2)); sfs.setAlpha(100); mMapView.addLayer(gLayer); //setContentView(map); MyTouchListener touchListener = new MyTouchListener(this, mMapView); mMapView.setOnTouchListener(touchListener); Toast.makeText(this, "Press down to start let go the stop",Toast.LENGTH_SHORT).show(); } class MyTouchListener extends MapOnTouchListener { Graphic g; // first point clicked on the map Point p0 = null; int uid = -1; public MyTouchListener(Context arg0, MapView arg1) { super(arg0, arg1); } public boolean onDragPointerMove(MotionEvent from, MotionEvent to) { if (uid == -1) { // first time g = new Graphic(null, sfs); p0 = mMapView.toMapPoint(from.getX(), from.getY()); uid = gLayer.addGraphic(g); } else { Point p2 = mMapView.toMapPoint(new Point(to.getX(), to.getY())); Envelope envelope = new Envelope(); envelope.merge(p0); envelope.merge(p2); gLayer.updateGraphic(uid, envelope); } return true; } public boolean onDragPointerUp(MotionEvent from, MotionEvent to) { if (uid != -1) { g = gLayer.getGraphic(uid); if (g!= null && g.getGeometry() != null) { fLayer.clearSelection(); Query q = new Query(); // optional q.setWhere("PROD_GAS='Yes'"); q.setReturnGeometry(true); q.setInSpatialReference(mMapView.getSpatialReference()); q.setGeometry(g.getGeometry()); q.setSpatialRelationship(SpatialRelationship.INTERSECTS); fLayer.selectFeatures(q, SELECTION_METHOD.NEW, callback); } gLayer.removeAll(); } p0 = null; // Resets it uid = -1; return true; } } @Override protected void onDestroy() { super.onDestroy(); } @Override protected void onPause() { super.onPause(); mMapView.pause(); } @Override protected void onResume() { super.onResume(); mMapView.unpause(); } @Override public Object onRetainNonConfigurationInstance() { return mMapView.retainState(); } } 2) ESRIShapeLayer.java package arc.gis; import java.io.File; import java.io.IOException; import android.graphics.Color; import com.bbn.openmap.layer.shape.ESRIPointRecord; import com.bbn.openmap.layer.shape.ESRIPoly; import com.bbn.openmap.layer.shape.ESRIPolygonRecord; import com.bbn.openmap.layer.shape.ShapeFile; import com.esri.android.map.GraphicsLayer; import com.esri.core.geometry.Envelope; import com.esri.core.geometry.Point; import com.esri.core.geometry.Polygon; import com.esri.core.geometry.SpatialReference; import com.esri.core.map.Graphic; import com.esri.core.symbol.SimpleFillSymbol; import com.esri.core.symbol.SimpleMarkerSymbol; import com.esri.core.symbol.SimpleMarkerSymbol.STYLE; public class ESRIShapeLayer { private GraphicsLayer graphicsLayer = null;// = new GraphicsLayer(); private String shapeFileName = null; private Polygon polygon = null;// = new Polygon(); private Point polygonVertex = null;// = new Point(); @SuppressWarnings("unused") private int polygonCount = 0; /** * Save applications's state */ //ApplicationState applicationState = null; //, ApplicationState applicationState public ESRIShapeLayer(String shapeFileName, Polygon pol) { this.shapeFileName = shapeFileName; SpatialReference lSR = SpatialReference.create(2093); //26192 2093 Envelope lEnvolope = getSHPEnvelope(shapeFileName); graphicsLayer = new GraphicsLayer(lSR,lEnvolope); polygon = new Polygon(); polygonVertex = new Point(); //this.applicationState = applicationState; readShapeFile(); } public GraphicsLayer getLayer() { return graphicsLayer; } public GraphicsLayer readShapeFile() { try { File file = new File(shapeFileName); ShapeFile esriShapeFile = new ShapeFile(file); ESRIPoly[] polygons; System.out.println("Shape Type: " + esriShapeFile.getShapeType()); if (esriShapeFile.getShapeType() == ShapeFile.SHAPE_TYPE_POINT) { ESRIPointRecord esriPointRecord = (ESRIPointRecord) esriShapeFile.getNextRecord(); SimpleMarkerSymbol simpleMarkerSymbol = new SimpleMarkerSymbol(Color.BLUE, 10, STYLE.CIRCLE); while (esriPointRecord != null) { graphicsLayer.addGraphic(new Graphic( new Point(esriPointRecord.getX(), esriPointRecord.getY()), simpleMarkerSymbol)); esriPointRecord = (ESRIPointRecord) esriShapeFile.getNextRecord(); } //esriShapeFile.close(); } if (esriShapeFile.getShapeType() == ShapeFile.SHAPE_TYPE_POLYLINE) { /** * Have not figured this out yet. */ } if (esriShapeFile.getShapeType() == ShapeFile.SHAPE_TYPE_POLYGON) { ESRIPolygonRecord esriPolygonRecord = (ESRIPolygonRecord) esriShapeFile.getNextRecord(); SimpleFillSymbol simpleFillSymbol = new SimpleFillSymbol(Color.BLUE); while (esriPolygonRecord != null) { polygons = esriPolygonRecord.polygons; System.out.println("Number of Polygons Per Record[" + polygons.length + "]: "+ esriPolygonRecord.getRecordNumber()); for (int i = 0; i < polygons.length; i++) { polygonCount++; ESRIPoly.ESRIFloatPoly poly = (ESRIPoly.ESRIFloatPoly) polygons[i]; //System.out.println("Polygon Point Count[: " + esriPolygonRecord.getRecordNumber() + "]: " + poly.nPoints); polygonVertex = new Point(poly.getX(0), poly.getY(0)); polygon = new Polygon(); polygon.startPath(polygonVertex); for (int j = 1; j < poly.nPoints; j++) { // System.out.println("poly.getX(j):"+poly.getX(j)+" poly.getY(j):"+poly.getY(j)); polygonVertex = new Point(poly.getX(j), poly.getY(j)); polygon.lineTo(polygonVertex); } } /** * Move inside loop above otherwise it is only displaying one of the polygons per record. */ //polygon.calculateArea2D(); graphicsLayer.addGraphic(new Graphic(polygon, simpleFillSymbol)); esriPolygonRecord = (ESRIPolygonRecord) esriShapeFile.getNextRecord(); } //esriShapeFile.close(); // System.out.println("Polygon Count: " + polygonCount); } esriShapeFile.close(); } catch (IOException e1) { e1.printStackTrace(); } return graphicsLayer; } private Envelope getSHPEnvelope(String shapName) { double xMin = 120.0; // 220.0 double xMax = 150.0; //250.0 double yMin = 150.0; //250.0 double yMax = -150.0; //-250.0 /*double xMin = -130.0; double xMax = -114.0; double yMin = 31.0; double yMax = 41.5;*/ /*try { File file = new File(shapName); ShapeFile esriShapeFile = new ShapeFile(file); ShapefileWorkspaceFactory shapefileWorkspaceFactory = new ShapefileWorkspaceFactory(); }catch (Exception e) { e.printStackTrace(); }*/ Envelope envelop = new Envelope(); envelop.setCoords(xMin, xMax, yMin, yMax); /*Envelope env = new Envelope(); Envelope NewEnv = new Envelope(); for (int i:graphicsLayerLines.getGraphicIDs()){ Polyline p = (Polyline)graphicsLayerLines.getGraphic(i).getGeometry(); p.queryEnvelope(env); NewEnv.merge(env); } for (int i:graphicsLayerPoints.getGraphicIDs()){ Point p = (Point)graphicsLayerPoints.getGraphic(i).getGeometry(); p.queryEnvelope(env); NewEnv.merge(env); }*/ return envelop; } } 3) main.xml <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="vertical" tools:context=".ArcGisActivity" > <com.esri.android.map.MapView android:id="@+id/map" android:layout_width="match_parent" android:layout_height="match_parent" initExtent = "-1.3296373526814876E7 3930962.41823043 -1.2807176545789773E7 4201243.7502468005"> </com.esri.android.map.MapView> </LinearLayout> 4)<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="arc.gis" android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="8" android:targetSdkVersion="10" android:maxSdkVersion="17"/> <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-feature android:glEsVersion="0x00020000" android:required="true" /> <application android:icon="@drawable/ic_launcher" android:label="@string/app_name" > <activity android:name=".ArcGisActivity" android:label="@string/app_name" > <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest> Download the library from the website arcggismappming.........

#CoreJava #Android