Package chunmap.model.geom

Examples of chunmap.model.geom.Geometry

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  @Override
  public void execute(Feature obj) {
    if (trans == null) return;
    if (obj instanceof ShapeFeature) {
      ShapeFeature shape = (ShapeFeature) obj;
      Geometry g = (shape.getGeometry());
      if (g == null)
        return;
      Geometry ng = g.transform(trans);
      shape.setGeometry(ng);
    }
  }
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public class LineString_PolygonTest {

  @Test
  public void testGetIM() {
    WktReader wkt = new WktReader();
    Geometry g = wkt.read("POLYGON((1 2,3 1,4 0,3 -2,0 0,1 2))");
    Polygon pg = (Polygon) g;
    Geometry g2 = wkt.read("LINESTRING(1 1,1 2,2 2,3 2)");
    LineString ls = (LineString) g2;

    // IntersectionMatrix rt2 = ComputeIm.getInstance().getIM(ls, pg);
    LineString_Polygon l2a = new LineString_Polygon(ls, pg);
    IntersectionMatrix rt = l2a.getIM();
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  }

  @Test
  public void testGetIM2() {
    WktReader wkt = new WktReader();
    Geometry g = wkt
        .read("POLYGON((-5.0 -8.0,10.0 -20.0,20.0 15.0,-10.0 10.0,-5.0 -8.0),(1.0 2.0,3.0 1.0,4.0 0.0,3.0 -2.0,0.0 0.0,1.0 2.0))");
    Polygon pg = (Polygon) g;
    Geometry g2 = wkt
        .read("LINESTRING(1.0 0.5,3.0 0.5,3.5 0.0,3.0 -1.0,1.0 0.0,1.0 0.5)");
    LineString ls = (LineString) g2;

    // IntersectionMatrix rt = ComputeIm.getInstance().getIM(ls, pg);
    LineString_Polygon l2a = new LineString_Polygon(ls, pg);
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  }

  @Test
  public void testGetIM3() {
    WktReader wkt = new WktReader();
    Geometry g = wkt
        .read("POLYGON((1.0 0.5,3.0 0.5,3.5 0.0,3.0 -1.0,1.0 0.0,1.0 0.5))");
    Polygon pg = (Polygon) g;
    Geometry g2 = wkt
        .read("LINESTRING(1.0 2.0,3.0 1.0,4.0 0.0,3.0 -2.0,0.0 0.0,1.0 2.0)");
    LineString ls = (LineString) g2;

    // IntersectionMatrix rt = ComputeIm.getInstance().getIM(ls, pg);
    LineString_Polygon l2a = new LineString_Polygon(ls, pg);
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  }

  @Test
  public void testGetIM4() {
    WktReader wkt = new WktReader();
    Geometry g = wkt
        .read("POLYGON((1.0 2.0,3.0 1.0,4.0 0.0,3.0 -2.0,0.0 0.0,1.0 2.0))");
    Polygon pg = (Polygon) g;
    Geometry g2 = wkt
        .read("LINESTRING(4.0 0.5,6.0 0.5,6.5 0.0,6.0 -1.0,4.0 0.0,4.0 0.5)");
    LineString ls = (LineString) g2;

    // IntersectionMatrix rt = ComputeIm.getInstance().getIM(ls, pg);
    LineString_Polygon l2a = new LineString_Polygon(ls, pg);
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  }

  @Test
  public void testGetIM5() {
    WktReader wkt = new WktReader();
    Geometry g = wkt.read("LINESTRING(2.0 2.0,0.0 0.0)");
    Geometry g2 = wkt
        .read("POLYGON((0.98 0.94,1.0466666666666666 0.94,1.0466666666666666 1.0066666666666666,0.98 1.0066666666666666,0.98 0.94))");
    LineString ls = (LineString) g;
    Polygon pg = (Polygon) g2;

    // IntersectionMatrix rt = ComputeIm.getInstance().getIM(ls, pg);
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  }

  @Test
  public void testGetIM6() {
    WktReader wkt = new WktReader();
    Geometry g = wkt
        .read("LINESTRING(1.0 6.0,5.999998414659173 1.0039816335536662,1.0079632645824341 -3.999993658637697,-3.9999857319385903 0.9880551094385923,1.0 6.0)");
    Geometry g2 = wkt
        .read("POLYGON((-2.639991350383829 -1.7999950537374092,-1.8399918576928131 -1.7999950537374092,-1.8399918576928131 -0.9999955610463935,-2.639991350383829 -0.9999955610463935,-2.639991350383829 -1.7999950537374092))");
    LineString ls = (LineString) g;
    Polygon pg = (Polygon) g2;

    LineString_LinearRing l2a = new LineString_LinearRing(ls, pg.getShell());
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  }

  @Test
  public void testGetIM7() {
    WktReader wkt = new WktReader();
    Geometry g = wkt
        .read("LINESTRING(1.0 6.0,5.999998414659173 1.0039816335536662,1.0079632645824341 -3.999993658637697,-3.9999857319385903 0.9880551094385923,1.0 6.0)");
    Geometry g2 = wkt
        .read("POLYGON((3.3400048574815147 -2.1999948000829175,4.140004350172529 -2.1999948000829175,4.140004350172529 -1.399995307391901,3.3400048574815147 -1.399995307391901,3.3400048574815147 -2.1999948000829175))");
    LineString ls = (LineString) g;
    Polygon pg = (Polygon) g2;

    // IntersectionMatrix rt = ComputeIm.getInstance().getIM(ls, pg);
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  public Geometry getGeometry(long id) throws IOException {
    int index = getIndex(id) + 8;// 加8表示跳过记录头信息，包括记录号和记录长度。
    shaperf.seek(index);
    int type = Integer.reverseBytes(shaperf.readInt());
    Geometry geometry;

    switch (type) {
    case ShapefileType.Null:
      return null;
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public class Point_LinearRingTest {

  @Test
  public void testGetIM() {
    WktReader wkt = new WktReader();
    Geometry g = wkt.read("LINESTRING(1 2,3 1,4 0,3 -2,0 0,1 2)");
    Ring lr = ((LineString) g).toLinearRing();
    GeoPoint p1 = new GeoPoint(1, 0);

    ComputeIm p2r = new Point_LinearRing(p1, lr);
    IntersectionMatrix rt = p2r.getIM();
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Related Classes of chunmap.model.geom.Geometry

  • chunmap.app.tools.SelectIterator
  • chunmap.data.io.WktReaderTest
  • chunmap.data.provider.GeoDataAdapter
  • chunmap.data.provider.shp.ShapefileReader
  • chunmap.example.buffer.LineStringBufferTest
  • chunmap.example.edit.GeometryEditor
  • chunmap.example.layer.GeometryLayer
  • chunmap.example.overlay.IntersectTest
  • chunmap.example.overlay.UnionTest
  • chunmap.example.test.GeometryTest
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