Examples with Las org.hortonmachine.gears.io.las.core.Las used on opensource projects

Example 1 with Las

use of org.hortonmachine.gears.io.las.core.Las in project hortonmachine by TheHortonMachine.

the class LasInfoController method exportAction.

private void exportAction(File saveFile) {
    String outputFilePath = saveFile.getAbsolutePath();
    if (!outputFilePath.toLowerCase().endsWith(".las") && !outputFilePath.toLowerCase().endsWith(".shp")) {
        JOptionPane.showMessageDialog(LasInfoController.this, "Only conversion to las and shp is supported.", "ERROR", JOptionPane.ERROR_MESSAGE);
        return;
    }
    ILasHeader header = lasReader.getHeader();
    long recordsCount = header.getRecordsCount();
    int work = (int) (recordsCount / 1000);
    new ExecutorProgressGui(work * 2) {

        @Override
        public void backGroundWork() throws Exception {
            constraints.applyConstraints(lasReader, true, this);
            List<LasRecord> filteredPoints = constraints.getFilteredPoints();
            publish(new ProgressUpdate("Now writing to file...", work + work / 2));
            if (outputFilePath.toLowerCase().endsWith(".las")) {
                ALasWriter lasWriter = Las.getWriter(new File(outputFilePath), header.getCrs());
                Envelope fEnv = constraints.getFilteredEnvelope();
                double[] stats = constraints.getStats();
                lasWriter.setBounds(lasReader.getHeader());
                lasWriter.setBounds(fEnv.getMinX(), fEnv.getMaxX(), fEnv.getMinY(), fEnv.getMaxY(), stats[0], stats[1]);
                lasWriter.open();
                filteredPoints.stream().forEach(lr -> {
                    try {
                        lasWriter.addPoint(lr);
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                });
                lasWriter.close();
            } else if (outputFilePath.toLowerCase().endsWith(".shp")) {
                DefaultFeatureCollection fc = new DefaultFeatureCollection();
                int count = 0;
                for (LasRecord lr : filteredPoints) {
                    SimpleFeature feature = LasUtils.tofeature(lr, count++, header.getCrs());
                    fc.add(feature);
                }
                OmsVectorWriter.writeVector(outputFilePath, fc);
            }
            done();
        }
    }.execute();
}