public static void rectWithinCircle(Scanner in) {
boolean postToMap = doPostToMap(in);
GeoRect rect = getRect(in);
System.out.println("Enter Center Point: ");
double[][] cntr = getPoints(in, 1);
double r = getRadius(in);
System.out.println(
" Rectangle "
+ (GeoUtils.rectWithinCircle(
rect.minLon,
rect.minLat,
rect.maxLon,
rect.maxLat,
cntr[0][LON_INDEX],
cntr[0][LAT_INDEX],
r)
? "within"
: "not within")
+ " circle");
if (postToMap) {
// draw rectangle
mapPoster.post(GeoMapPoster.toJSON(rect));
// convert point radius to poly
List<double[]> polyPoints = GeoUtils.circleToPoly(cntr[0][LON_INDEX], cntr[0][LAT_INDEX], r);
mapPoster.post(GeoMapPoster.toJSON(polyPoints));
}
}
public static void configureOptions(Scanner in) {
String option;
while (true) {
System.out.println("********************");
System.out.println("* Settings *");
System.out.println("********************");
System.out.println("* a. Set Map Host *");
System.out.println("* b. Set Map Port *");
System.out.println("* q. EXIT SETTINGS *");
System.out.println("********************");
System.out.print("Enter option: ");
option = in.next();
if (option.equalsIgnoreCase("a")) {
System.out.print(" Enter Map Host: ");
mapPoster.setHost(in.next());
} else if (option.equalsIgnoreCase("b")) {
System.out.print(" Enter Map Port: ");
mapPoster.setPort(in.next());
} else if (option.equalsIgnoreCase("q")) {
return;
} else {
System.out.println("\n\n!!!!!!ERROR: Invalid Option!!!!!!!!!\n");
}
}
}
public static void closestPtOnCircle(Scanner in) {
boolean postToMap = doPostToMap(in);
System.out.println("Enter start point:");
double[][] cntr = getPoints(in, 1);
// GeoRect rect = getRect(in);
System.out.println("Enter lower left and upper right of rectangle:");
double[][] pt = getPoints(in, 2);
double[] closestPt = new double[2];
GeoDistanceUtils.closestPointOnBBox(
pt[0][LON_INDEX],
pt[0][LAT_INDEX],
pt[1][LON_INDEX],
pt[1][LAT_INDEX],
cntr[0][LON_INDEX],
cntr[0][LAT_INDEX],
closestPt);
System.out.println(" Closest Point: " + closestPt[LON_INDEX] + " " + closestPt[LAT_INDEX]);
if (postToMap) {
double[][] pts = new double[][] {{cntr[0][LON_INDEX], cntr[0][LAT_INDEX]}, closestPt};
// draw both points
mapPoster.post(GeoMapPoster.toJSON(pts));
// draw a line
mapPoster.post(GeoMapPoster.toJSON(true, pts));
}
}
/** OPTION 3 - Compute a Bounding Box from an existing Location and Raidus */
public static void boundingBoxFromPointRadius(Scanner in) {
boolean postToMap = doPostToMap(in);
double[][] point = getPoints(in, 1);
double radius = getRadius(in);
GeoRect rect = GeoUtils.circleToBBox(point[0][LON_INDEX], point[0][LAT_INDEX], radius);
GeoRect[] rects;
if (rect.maxLon < rect.minLon) {
rects =
new GeoRect[] {
new GeoRect(GeoUtils.MIN_LON_INCL, rect.maxLon, rect.minLat, rect.maxLat),
new GeoRect(rect.minLon, GeoUtils.MAX_LON_INCL, rect.minLat, rect.maxLat)
};
} else {
rects = new GeoRect[] {rect};
}
for (GeoRect r : rects) {
System.out.println("\n" + r);
if (postToMap == true) {
mapPoster.post(GeoMapPoster.toJSON(r));
try {
Thread.sleep(500);
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
public static void polygonTermsEnum(Scanner in) throws Exception {
boolean postToMap = doPostToMap(in);
System.out.print(" Enter number of points for polygon: ");
int numPts = in.nextInt();
double[][] pts = getPoints(in, numPts);
double[][] poly = transposePoly(pts);
// double[] lons = new double[pts.length];
// double[] lats = new double[pts.length];
// for (int i=0; i<pts.length; ++i) {
// lons[i] = pts[i][LON_INDEX];
// lats[i] = pts[i][LAT_INDEX];
// }
GeoRangeComputer[] grc = GeoRangeComputer.polygon(poly[LON_INDEX], poly[LAT_INDEX]);
System.out.print("Check target point (y/n): ");
if (in.next().equalsIgnoreCase("y")) {
double[][] qPoint = getPoints(in, 1);
for (GeoRangeComputer c : grc) {
c.contains(qPoint[0][LON_INDEX], qPoint[0][LAT_INDEX]);
}
}
if (postToMap) {
// draw polygon
mapPoster.post(GeoMapPoster.toJSON(true, pts));
Thread.sleep(500);
// draw terms enum
postTermsEnumToMap(grc);
}
}
public static void pointRadiusToPolygon(Scanner in) {
boolean postToMap = doPostToMap(in);
double[][] point = getPoints(in, 1);
double radius = getRadius(in);
List<double[]> polyPoints =
GeoUtils.circleToPoly(point[0][LON_INDEX], point[0][LAT_INDEX], radius);
if (postToMap == true) {
mapPoster.post(GeoMapPoster.toJSON(polyPoints));
}
}
public static void rectPolyRelation(Scanner in) throws Exception {
boolean postToMap = doPostToMap(in);
GeoRect rect = getRect(in);
double[][] poly = getPoly(in);
double[][] polyTrans = transposePoly(poly);
GeoRect polyBBox = GeoUtils.polyToBBox(polyTrans[LON_INDEX], polyTrans[LAT_INDEX]);
boolean within =
GeoUtils.rectWithinPoly(
rect.minLon,
rect.minLat,
rect.maxLon,
rect.maxLat,
polyTrans[LON_INDEX],
polyTrans[LAT_INDEX],
polyBBox.minLon,
polyBBox.minLat,
polyBBox.maxLon,
polyBBox.maxLat);
boolean crosses =
GeoUtils.rectCrossesPoly(
rect.minLon,
rect.minLat,
rect.maxLon,
rect.maxLat,
polyTrans[LON_INDEX],
polyTrans[LAT_INDEX],
polyBBox.minLon,
polyBBox.minLat,
polyBBox.maxLon,
polyBBox.maxLat);
boolean contains =
GeoUtils.rectContains(
rect.minLon,
rect.minLat,
rect.maxLon,
rect.maxLat,
polyBBox.minLon,
polyBBox.minLat,
polyBBox.maxLon,
polyBBox.maxLat);
System.out.print(" Rectangle ");
if (within) {
System.out.println("Within Poly");
} else if (crosses) {
System.out.println("Crosses Poly");
} else if (contains) {
System.out.println("Contains Poly");
} else {
System.out.println("Disjoint from Poly");
}
if (postToMap) {
// draw bbox
mapPoster.post(GeoMapPoster.toJSON(polyBBox));
Thread.sleep(500);
// draw poly
mapPoster.post(GeoMapPoster.toJSON(true, poly));
Thread.sleep(500);
// draw rect
mapPoster.post(GeoMapPoster.toJSON(rect));
}
}
public static void mapBBox(Scanner in) {
GeoRect rect = getRect(in);
mapPoster.post(GeoMapPoster.toJSON(rect));
}
public static void mapLine(Scanner in) {
System.out.print(" Number of points: ");
double[][] points = getPoints(in, in.nextInt());
mapPoster.post(GeoMapPoster.toJSON(true, points));
}
public static void mapPoints(Scanner in) {
double[][] point = getPoints(in, 1);
mapPoster.post(GeoMapPoster.toJSON(point));
}