本文整理汇总了Java中com.esri.core.geometry.GeometryEngine.geometryToJson方法的典型用法代码示例。如果您正苦于以下问题：Java GeometryEngine.geometryToJson方法的具体用法？Java GeometryEngine.geometryToJson怎么用？Java GeometryEngine.geometryToJson使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.esri.core.geometry.GeometryEngine的用法示例。
在下文中一共展示了GeometryEngine.geometryToJson方法的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: constructBuffer
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private com.esri.ges.spatial.Geometry constructBuffer(double x, double y, double radius, String units, int wkidin, int wkidbuffer, int wkidout) throws GeometryException
{
Point center = new Point();
center.setX(x);
center.setY(y);
SpatialReference srIn = SpatialReference.create(wkidin);
SpatialReference srBuffer = SpatialReference.create(wkidbuffer);
SpatialReference srOut = SpatialReference.create(wkidout);
UnitConverter uc = new UnitConverter();
String c_name = uc.findConnonicalName(units);
int unitout = uc.findWkid(c_name);
Unit u = new LinearUnit(unitout);
Point centerProj = (Point) GeometryEngine.project(center, srIn, srBuffer);
Geometry buffer = GeometryEngine.buffer(centerProj, srBuffer, radius, u);
Geometry bufferout = GeometryEngine.project(buffer, srBuffer, srOut);
String json = GeometryEngine.geometryToJson(srOut, bufferout);
return spatial.fromJson(json);
}
示例2: bufferLine
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
/**
* Create a buffer for a line.
* @param lineJsonString A JSON string defining the line.
* @param distance The buffer distance.
* @return A JSON string with the buffer polygon.
*/
public static String bufferLine(String lineJsonString, double distance){
String geoJson = null;
try{
Polyline polyline = new Polyline();
JSONObject lineJson = new JSONObject(lineJsonString);
JSONArray paths = lineJson.getJSONArray("paths");
JSONArray line = paths.getJSONArray(0);
for(int k = 0; k < line.length(); k++){
JSONArray point = line.getJSONArray(k);
double x = point.getDouble(0);
double y = point.getDouble(1);
if(k == 0){
polyline.startPath(x, y);
}else{
polyline.lineTo(x, y);
}
}
SpatialReference srsWGS84 = SpatialReference.create(SpatialReference.WKID_WGS84);
SpatialReference srsWebMercator = SpatialReference.create(SpatialReference.WKID_WGS84_WEB_MERCATOR);
Geometry mercatorPolyline = GeometryEngine.project(polyline, srsWGS84, srsWebMercator);
Polygon mercatorPolygon = GeometryEngine.buffer(mercatorPolyline, srsWebMercator, distance, srsWebMercator.getUnit());
Polygon polygon = (Polygon) GeometryEngine.project(mercatorPolygon, srsWebMercator, srsWGS84);
geoJson = GeometryEngine.geometryToJson(srsWGS84, polygon);
}catch(Exception e){
log.error("Error creating line buffer: "+e.getMessage());
}
return geoJson;
}
示例3: evaluate
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
public Text evaluate(BytesWritable geomref){
if (geomref == null || geomref.getLength() == 0){
LogUtils.Log_ArgumentsNull(LOG);
return null;
}
OGCGeometry ogcGeometry = GeometryUtils.geometryFromEsriShape(geomref);
if (ogcGeometry == null){
LogUtils.Log_ArgumentsNull(LOG);
return null;
}
Geometry esriGeom = ogcGeometry.getEsriGeometry();
int wkid = GeometryUtils.getWKID(geomref);
return new Text(GeometryEngine.geometryToJson(wkid, esriGeom));
}
示例4: constructEllipse
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private com.esri.ges.spatial.Geometry constructEllipse(double x, double y, double majorAxis, double minorAxis, double rotation, int wkidin, int wkidbuffer, int wkidout) throws GeometryException
{
Point center = new Point();
center.setX(x);
center.setY(y);
SpatialReference srIn = SpatialReference.create(wkidin);
SpatialReference srBuffer = SpatialReference.create(wkidbuffer);
SpatialReference srOut = SpatialReference.create(wkidout);
Point centerProj = (Point) GeometryEngine.project(center, srIn, srBuffer);
GeometryUtility geoutil = new GeometryUtility();
Polygon ellipse = geoutil.GenerateEllipse(centerProj, majorAxis, minorAxis, rotation);
Geometry ellipseOut = GeometryEngine.project(ellipse, srBuffer, srOut);
String json = GeometryEngine.geometryToJson(srOut, ellipseOut);
return spatial.fromJson(json);
}
示例5: constructGeometryFromString
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private com.esri.ges.spatial.Geometry constructGeometryFromString(String geoString) throws GeometryException
{
String[] pairs = geoString.split(" ");
Polygon polygon = new Polygon();
Boolean firstit = true;
for(String coords: pairs)
{
String[] tuple = coords.split(",");
Double x = Double.parseDouble(tuple[0]);
Double y = Double.parseDouble(tuple[1]);
Point p = new Point(x,y);
Double z = Double.NaN;
if (tuple.length>2)
{
z = Double.parseDouble(tuple[2]);
p.setZ(z);
}
if(firstit)
{
polygon.startPath(p);
firstit=false;
}
else
{
polygon.lineTo(p);
}
}
polygon.closeAllPaths();
String json = GeometryEngine.geometryToJson(srIn, polygon);
return spatial.fromJson(json);
}
示例6: constructBuffer
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private com.esri.ges.spatial.Geometry constructBuffer(Geometry geo, double radius, Unit u) throws GeometryException, JsonParseException, IOException
{
com.esri.core.geometry.Geometry buffer = GeometryEngine.buffer(inGeometry, srBuffer, radius, u);
com.esri.core.geometry.Geometry bufferout = GeometryEngine.project(buffer, srBuffer, srOut);
String json = GeometryEngine.geometryToJson(srOut, bufferout);
return spatial.fromJson(json);
}
示例7: constructCAPGeometry
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private com.esri.ges.spatial.Geometry constructCAPGeometry(String geoString)
throws GeometryException {
try {
String[] pairs = geoString.split(" ");
Polygon polygon = new Polygon();
Boolean firstit = true;
for (String coords : pairs) {
String[] tuple = coords.split(",");
Double x = Double.parseDouble(tuple[0]);
Double y = Double.parseDouble(tuple[1]);
Point p = new Point(x, y);
Double z = Double.NaN;
if (tuple.length > 2) {
z = Double.parseDouble(tuple[2]);
p.setZ(z);
}
if (firstit) {
polygon.startPath(p);
firstit = false;
} else {
polygon.lineTo(p);
}
}
polygon.closeAllPaths();
String json = GeometryEngine.geometryToJson(srIn, polygon);
return spatial.fromJson(json);
} catch (GeometryException ex) {
LOG.error(ex.getMessage());
LOG.error(ex.getStackTrace());
return null;
}
}
示例8: ConstructJsonMaskFromGeoEvent
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private String ConstructJsonMaskFromGeoEvent(GeoEvent ge) throws IOException
{
com.esri.ges.spatial.Geometry eventgeo = ge.getGeometry();
String json = eventgeo.toJson();
JsonFactory jf = new JsonFactory();
JsonParser jp = jf.createJsonParser(json);
MapGeometry mgeo = GeometryEngine.jsonToGeometry(jp);
Geometry geo = mgeo.getGeometry();
Geometry maskGeo = GeometryEngine.project(geo, srIn, srBuffer);
return GeometryEngine.geometryToJson(srBuffer, maskGeo);
}
示例9: ConstructJsonMaskFromGeoEvent
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private String ConstructJsonMaskFromGeoEvent(GeoEvent ge) throws IOException
{
MapGeometry eventgeo = ge.getGeometry();
Geometry geo = eventgeo.getGeometry();
Geometry maskGeo = GeometryEngine.project(geo, srIn, srBuffer);
return GeometryEngine.geometryToJson(srBuffer, maskGeo);
}
示例10: createTrigger
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
private void createTrigger(){
String triggerId = triggerIdTextField.getText();
String direction = (String) directionComboBox.getSelectedItem();
String tagStr = tagsTextField.getText();
String[] tags = tagStr.split(",");
String notificationText = notificationTextField.getText();
String notificationUrl = notificationUrlTextField.getText();
String notificationData = notificationDataTextField.getText();
String callBackUrl = callbackUrlTextField.getText();
String properties = propertiesTextField.getText();
String trackingProfile = (String) trackingProfileComboBox.getSelectedItem();
if(trackingProfile.contains("-")){
trackingProfile = "";
}
TriggerHandler triggerhandler = new TriggerHandler();
if(triggerType == TRIGGER_TYPE_CIRCLE){
com.esri.core.geometry.Point wgsCenterPoint = (com.esri.core.geometry.Point)GeometryEngine.project(triggerCenterPoint, map.getSpatialReference(), SpatialReference.create(SpatialReference.WKID_WGS84));
double latitude = wgsCenterPoint.getY();
double longitude = wgsCenterPoint.getX();
triggerhandler.createTrigger(triggerId, tags, direction, latitude, longitude, triggerRadius, notificationText, notificationUrl, null, null, notificationData, callBackUrl, properties, trackingProfile, -1, -1, null, null, -1, -1);
}else if(triggerType == TRIGGER_TYPE_POLYGON){
Geometry wgsPolygon = GeometryEngine.project(triggerPolygon, map.getSpatialReference(), SpatialReference.create(SpatialReference.WKID_WGS84));
String geoJson = GeometryEngine.geometryToJson(SpatialReference.create(SpatialReference.WKID_WGS84), wgsPolygon);
System.out.println("geoJson: "+geoJson);
triggerhandler.createTrigger(triggerId, tags, direction, geoJson, notificationText, notificationUrl, null, null, notificationData, callBackUrl, properties, trackingProfile, -1, -1, null, null, -1, -1);
}
JOptionPane.showMessageDialog(SwingUtilities.getWindowAncestor(map), "Trigger created.");
}
示例11: toJson
import com.esri.core.geometry.GeometryEngine; //导入方法依赖的package包/类
public String toJson(int wkid, com.esri.core.geometry.Geometry geometry) throws GeometryException
{
return GeometryEngine.geometryToJson(wkid, geometry);
}