Package chunmap.data.feature

Examples of chunmap.data.feature.FeatureCollection

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  public static VectorLayer openShapeFile(String path)
    {
    ShpDataSource pDR = new ShpDataSource(path);
        GeoDataAdapter pDA = new GeoDataAdapter(pDR);

        FeatureCollection fc = pDA.createFeatureList();
        pDR.close();
        return new VectorLayer(fc);
    }
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    {
      final ShpDataSource pDR = new ShpDataSource(path,Charset.forName("GBK"));
      //System.out.print(Charset.defaultCharset());
        GeoDataAdapter pDA = new GeoDataAdapter(pDR);

        FeatureCollection fc = pDA.createFeatureList();
        fc.each(new VisitAction(){
      @Override
      public void execute(Feature obj) {
        ShapeFeature shp = (ShapeFeature)obj;
        Object[] data=pDR.data(shp.getId());
        shp.setValues(data);
              String s = data[labelColum].toString();
              shp.setLabel(s);
      }});
        fc.setFeatureSchama(pDR.getFeatureSchama());
        pDR.close();
        return new VectorLayer(fc);
    }
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    public static VectorLayer createGeometryLayer(List<Geometry> gs)
    {
        if (gs.size() == 0) return null;

        FeatureCollection fc = new FeatureList();
        EnvelopeBuf eb = new EnvelopeBuf();
        for(Geometry g : gs){
          ShapeFeature f = createFeature(g);
            fc.insert(f);
            f.setFeatureClass(fc);
            eb.mergeEnvelop(g.getEnvelop());
        }

        fc.setMetadata( new LayerMetadata("Geometry",gs.get(0).getGeometryType()));
        fc.setEnvelope(eb.toEnvelop());

        return new VectorLayer(fc);
    }
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        return featureClass;
    }
    public FeatureCollection createQuartTree()
    {
        Envelope allEnvelope = dataResources.getEnvelop();
        FeatureCollection featureClass = new QuartTree(allEnvelope);
        initFeatureCollection(featureClass);
        return featureClass;
    }
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Related Classes of chunmap.data.feature.FeatureCollection

  • chunmap.data.provider.GeoDataAdapter
  • chunmap.data.provider.LayerFactory
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