public void testSkipProjectionErrors() throws Exception {
// build map context
MapContext mapContext = new DefaultMapContext(DefaultGeographicCRS.WGS84);
mapContext.addLayer(createLineCollection(), createLineStyle());
// build projected envelope to work with (small one around the area of
// validity of utm zone 1, which being a Gauss projection is a vertical
// slice parallel to the central meridian, -177°)
ReferencedEnvelope reWgs =
new ReferencedEnvelope(new Envelope(-180, -170, 20, 40), DefaultGeographicCRS.WGS84);
CoordinateReferenceSystem utm1N = CRS.decode("EPSG:32601");
System.out.println(CRS.getGeographicBoundingBox(utm1N));
ReferencedEnvelope reUtm = reWgs.transform(utm1N, true);
BufferedImage image = new BufferedImage(200, 200, BufferedImage.TYPE_4BYTE_ABGR);
// setup the renderer and listen for errors
StreamingRenderer sr = new StreamingRenderer();
sr.setRendererHints(Collections.singletonMap(sr.OPTIMIZED_DATA_LOADING_KEY, Boolean.FALSE));
sr.setContext(mapContext);
sr.addRenderListener(
new RenderListener() {
public void featureRenderer(SimpleFeature feature) {}
public void errorOccurred(Exception e) {
e.printStackTrace();
errors++;
}
});
errors = 0;
sr.paint((Graphics2D) image.getGraphics(), new Rectangle(200, 200), reUtm);
// we should get two errors since there are two features that cannot be
// projected but the renderer itself should not throw exceptions
assertEquals(2, errors);
}
@Override
protected void setUp() throws Exception {
// setup data
File property = new File(TestData.getResource(this, "diaglines.properties").toURI());
PropertyDataStore ds = new PropertyDataStore(property.getParentFile());
fs = ds.getFeatureSource("diaglines");
bounds = new ReferencedEnvelope(0, 10, 0, 10, DefaultGeographicCRS.WGS84);
renderer = new StreamingRenderer();
Map rendererParams = new HashMap();
LabelCacheImpl labelCache = new LabelCacheImpl();
rendererParams.put(StreamingRenderer.LABEL_CACHE_KEY, labelCache);
renderer.setRendererHints(rendererParams);
renderer.setJava2DHints(new RenderingHints(KEY_ANTIALIASING, VALUE_ANTIALIAS_ON));
// System.setProperty("org.geotools.test.interactive", "true");
}
