org.locationtech.jts.geom.Polygon.getCentroid()方法的使用及代码示例

x33g5p2x  于2022-01-26 转载在 其他  
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本文整理了Java中org.locationtech.jts.geom.Polygon.getCentroid()方法的一些代码示例,展示了Polygon.getCentroid()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Polygon.getCentroid()方法的具体详情如下:
包路径:org.locationtech.jts.geom.Polygon
类名称:Polygon
方法名:getCentroid

Polygon.getCentroid介绍

暂无

代码示例

代码示例来源:origin: geotools/geotools

public Point getCentroid() {
  return polygon.getCentroid();
}

代码示例来源:origin: mapsforge/mapsforge

} else {
  Point center = polygon.getCentroid();
  LatLong centroid = new LatLong(center.getY(), center.getX());
  double disOld = centroid.sphericalDistance(new LatLong(adminArea.getKey().lat, adminArea.getKey().lon));

代码示例来源:origin: geotools/geotools

/**
 * Finds a centroid for a polygon catching any exceptions resulting from generalization or other
 * polygon irregularities.
 *
 * @param geom The polygon.
 * @return The polygon centroid, or null if it can't be found.
 */
public static Point getPolygonCentroid(Polygon geom) {
  Point centroid;
  try {
    centroid = geom.getCentroid();
  } catch (Exception e) {
    // generalized polygons causes problems - this
    // tries to hide them.
    try {
      centroid = geom.getExteriorRing().getCentroid();
    } catch (Exception ee) {
      try {
        centroid = geom.getFactory().createPoint(geom.getCoordinate());
      } catch (Exception eee) {
        return null; // we're hooped
      }
    }
  }
  return centroid;
}

代码示例来源:origin: Geomatys/geotoolkit

private static Point convertToPoint(final Polygon pt){
  return pt.getCentroid();
}

代码示例来源:origin: mapsforge/mapsforge

Point center = polygon.getCentroid();
if (center == null) {
  return;

代码示例来源:origin: geotools/geotools

public void testSampleForCentralPoint() throws Exception {
  // create a "C" shape polygon that won't contain it's centroid
  Polygon g =
      (Polygon)
          new WKTReader()
              .read(
                  "POLYGON ((-112.534433451864 43.8706532611928,-112.499157652296 44.7878240499628,-99.6587666095152 44.7878240499628,-99.7242788087131 43.2155312692142,-111.085391877449 43.099601544023,-110.744593363875 36.1862602686501,-98.6760836215473 35.9436771582516,-98.7415958207452 33.5197257879307,-111.77852346112 33.9783111823157,-111.758573671673 34.6566040234952,-113.088767445077 34.7644575726901,-113.023255245879 43.8706532611928,-112.534433451864 43.8706532611928))");
  Point p = g.getCentroid();
  assertFalse(g.contains(p));
  // test with few samples, we shouldn't hit the inside
  assertNull(RendererUtilities.sampleForInternalPoint(g, p, null, null, -1, 2));
  // up the  samples, we should hit the inside now
  assertNotNull(RendererUtilities.sampleForInternalPoint(g, p, null, null, -1, 10));
}

代码示例来源:origin: locationtech/geowave

return GeometryUtils.GEOMETRY_FACTORY.createPolygon(orderedCoords).getCentroid();

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