Пример #1
0
  /**
   * Creates a image of the WFS layer's data
   *
   * @return image
   */
  private BufferedImage draw() {
    MapContent content = new MapContent();
    MapViewport viewport = new MapViewport();

    CoordinateReferenceSystem crs = location.getCrs();
    ReferencedEnvelope bounds = location.getEnvelope();

    Rectangle screenArea;
    if (isTile && bufferSize != 0.0d) {
      double width = (location.getRight() - location.getLeft()) / 2 * bufferSize;
      double height = (location.getTop() - location.getBottom()) / 2 * bufferSize;
      bounds = location.createEnlargedEnvelope(width, height);
      screenArea = new Rectangle(0, 0, bufferedImageWidth, bufferedImageHeight);
    } else {
      screenArea = new Rectangle(0, 0, imageWidth, imageHeight); // image size
    }

    viewport.setCoordinateReferenceSystem(crs);
    viewport.setScreenArea(screenArea);
    viewport.setBounds(bounds);
    viewport.setMatchingAspectRatio(true);

    if (features.size() > 0) {
      Layer featureLayer = new FeatureLayer(features, style);
      content.addLayer(featureLayer);
    }

    content.setViewport(viewport);

    return saveImage(content);
  }
  private static void constructMapUI(final File shapefile) {

    JMapFrame frame;
    MapContent map = new MapContent();

    FileDataStore dataStore;
    SimpleFeatureSource shapefileSource;

    try {
      dataStore = FileDataStoreFinder.getDataStore(shapefile);
      shapefileSource = dataStore.getFeatureSource();
    } catch (IOException e) {
      e.printStackTrace();
      return;
    }
    Style shpStyle = SLD.createPolygonStyle(Color.RED, null, 0.0f);
    Layer shpLayer = new FeatureLayer(shapefileSource, shpStyle);
    map.addLayer(shpLayer);

    frame = new JMapFrame(map);
    frame.enableLayerTable(true);
    frame.setSize(1000, 800);
    frame.enableStatusBar(true);
    frame.enableToolBar(true);
    frame.setTitle("Map Viewer (courtesy of GeoTools");

    JMenuBar menuBar = new JMenuBar();
    frame.setJMenuBar(menuBar);
    frame.setVisible(true);

    frame.setDefaultCloseOperation(JMapFrame.HIDE_ON_CLOSE);
  }
Пример #3
0
  /*
   * https://osgeo-org.atlassian.net/browse/GEOT-5287
   */
  @Test
  public void testEmptyGeometryRendering() throws Exception {

    MapContent mc = new MapContent();

    /*
     * We simulate reading empty geometries with this properties and mocking the capability to
     * filter, so that no filter layer is installed over our data and the empty geometry reaches
     * rendering code. These geometries are in EPSG:32717 because the 0,0 coordinate is in the
     * pole.
     */
    File dir = new File(TestData.getResource(this, "empty-geom-rendering.properties").toURI());
    PropertyDataStore dataStore =
        new PropertyDataStore(dir.getParentFile()) {
          @Override
          protected ContentFeatureSource createFeatureSource(ContentEntry entry)
              throws IOException {
            return new PropertyFeatureSource(entry, Query.ALL) {
              @Override
              protected boolean canFilter() {
                return true;
              }
            };
          }
        };
    /*
     * Set up the rendering of previous empty geometry
     */
    StyleBuilder sb = new StyleBuilder();
    Style style = sb.createStyle(sb.createPolygonSymbolizer());
    Layer layer = new FeatureLayer(dataStore.getFeatureSource("empty-geom-rendering"), style);
    mc.addLayer(layer);
    StreamingRenderer sr = new StreamingRenderer();
    sr.setMapContent(mc);
    BufferedImage img = new BufferedImage(40, 40, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = img.createGraphics();
    Rectangle paintArea = new Rectangle(40, 40);
    // An EPSG:8357 extent on the EPSG:32717 area of application.
    double minx = -8929252.1;
    double maxx = -8708634.6;
    double miny = -491855.7;
    double maxy = -271204.3;
    ReferencedEnvelope referencedEnvelope =
        new ReferencedEnvelope(
            new Rectangle2D.Double(minx, miny, maxx - minx, maxy - miny), CRS.decode("EPSG:3857"));
    sr.addRenderListener(
        new RenderListener() {
          public void featureRenderer(SimpleFeature feature) {}

          public void errorOccurred(Exception e) {
            errors++;
          }
        });
    errors = 0;

    sr.paint(graphics, paintArea, referencedEnvelope);

    assertTrue(errors == 0);
  }
Пример #4
0
  @Test
  public void testDrawIntepolation() throws Exception {

    MapContent mc = new MapContent();
    ReferencedEnvelope reWgs =
        new ReferencedEnvelope(new Envelope(-180, 180, -90, 90), DefaultGeographicCRS.WGS84);

    BufferedImage testImage = new BufferedImage(200, 200, BufferedImage.TYPE_4BYTE_ABGR);

    GridCoverage2D testCoverage = new GridCoverageFactory().create("test", testImage, reWgs);
    GridCoverage2D coverage = new GridCoverage2D("test", testCoverage);

    // mocking a GridCoverageReader to wrap the testing coverage
    GridCoverage2DReader gridCoverageReader = Mockito.mock(GridCoverage2DReader.class);
    Mockito.when(gridCoverageReader.getOriginalEnvelope()).thenReturn(new GeneralEnvelope(reWgs));
    Mockito.when(gridCoverageReader.getCoordinateReferenceSystem())
        .thenReturn(DefaultGeographicCRS.WGS84);
    Mockito.when(gridCoverageReader.read(Mockito.any(GeneralParameterValue[].class)))
        .thenReturn(coverage);

    Layer layer =
        new FeatureLayer(
            FeatureUtilities.wrapGridCoverageReader(
                gridCoverageReader, new GeneralParameterValue[] {}),
            createRasterStyle());
    layer
        .getUserData()
        .put(
            StreamingRenderer.BYLAYER_INTERPOLATION,
            Interpolation.getInstance(Interpolation.INTERP_BICUBIC));
    mc.addLayer(layer);

    BufferedImage image = new BufferedImage(200, 200, BufferedImage.TYPE_4BYTE_ABGR);

    StreamingRenderer sr = new StreamingRenderer();
    sr.setMapContent(mc);

    Graphics2D graphics = (Graphics2D) image.getGraphics();

    sr.paint(graphics, new Rectangle(200, 200), reWgs);
    // test right interpolation hint is set on Graphics2D
    assertEquals(
        graphics.getRenderingHint(JAI.KEY_INTERPOLATION),
        Interpolation.getInstance(Interpolation.INTERP_BICUBIC));

    layer
        .getUserData()
        .put(
            StreamingRenderer.BYLAYER_INTERPOLATION,
            Interpolation.getInstance(Interpolation.INTERP_NEAREST));

    sr.paint(graphics, new Rectangle(200, 200), reWgs);
    // test right interpolation hint is set on Graphics2D
    assertEquals(
        graphics.getRenderingHint(JAI.KEY_INTERPOLATION),
        Interpolation.getInstance(Interpolation.INTERP_NEAREST));
  }
Пример #5
0
  @SuppressWarnings("unchecked")
  private void paintMe(PaintEvent e) {
    int width = e.gc.getClipping().width;
    int height = e.gc.getClipping().height;

    if (map != null) {
      // sort out the transforms
      org.eclipse.swt.graphics.Rectangle paintArea =
          new org.eclipse.swt.graphics.Rectangle(0, 0, width, height);
      ReferencedEnvelope mapArea = map.getViewport().getBounds();
      setTransforms(mapArea, paintArea);

      StreamingRenderer renderer = new StreamingRenderer();
      renderer.setMapContent(map);

      RenderingHints hints =
          new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
      renderer.setJava2DHints(hints);

      @SuppressWarnings("rawtypes")
      Map rendererParams = new HashMap();
      rendererParams.put("optimizedDataLoadingEnabled", new Boolean(true));

      renderer.setRendererHints(rendererParams);

      org.eclipse.swt.graphics.Rectangle curPaintArea = e.gc.getClipping();
      BufferedImage baseImage =
          new BufferedImage(
              curPaintArea.width + 1, curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB);
      Graphics2D g2d = baseImage.createGraphics();
      g2d.fillRect(0, 0, curPaintArea.width + 1, curPaintArea.height + 1);
      g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

      // renderer.setContext(context);
      java.awt.Rectangle awtRectangle = Utils.toAwtRectangle(curPaintArea);
      final ReferencedEnvelope mapAOI = map.getViewport().getBounds();
      renderer.paint(g2d, awtRectangle, mapAOI, getWorldToScreenTransform());
      // swtImage.dispose();

      if (swtImage != null && !swtImage.isDisposed()) {
        swtImage.dispose();
        swtImage = null;
      }
      swtImage =
          new Image(
              canvas.getDisplay(),
              awtToSwt(baseImage, curPaintArea.width + 1, curPaintArea.height + 1));

      // org.eclipse.swt.graphics.Image image = new
      // org.eclipse.swt.graphics.Image(
      // e.display, convertToSWT(tmpImage));
      e.gc.drawImage(swtImage, 0, 0);
    }

    double y2 = Math.random() * 120d;
    e.gc.drawLine(20, 40, 80, (int) y2);
  };
Пример #6
0
  @Test
  public void testEventAfterDrawing() throws Exception {
    // build map context
    MapContent mc = new MapContent();
    mc.addLayer(new FeatureLayer(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");
    ReferencedEnvelope reUtm = reWgs.transform(utm1N, true);

    BufferedImage image = new BufferedImage(200, 200, BufferedImage.TYPE_4BYTE_ABGR);

    // setup the renderer and listen for errors
    final AtomicInteger commandsCount = new AtomicInteger(0);
    final BlockingQueue<RenderingRequest> queue =
        new ArrayBlockingQueue<RenderingRequest>(10) {
          @Override
          public void put(RenderingRequest e) throws InterruptedException {
            commandsCount.incrementAndGet();
            super.put(e);
          }
        };
    StreamingRenderer sr =
        new StreamingRenderer() {
          @Override
          protected BlockingQueue<RenderingRequest> getRequestsQueue() {
            return queue;
          }
        };
    sr.setMapContent(mc);
    sr.addRenderListener(
        new RenderListener() {
          public void featureRenderer(SimpleFeature feature) {
            assertTrue(commandsCount.get() > 0);
            features++;
          }

          public void errorOccurred(Exception e) {
            errors++;
          }
        });
    errors = 0;
    features = 0;
    sr.paint((Graphics2D) image.getGraphics(), new Rectangle(200, 200), reUtm);

    // we should get errors since there are two features that cannot be
    // projected but the renderer itself should not throw exceptions
    assertTrue(errors > 0);
  }
  public void selectFeatures(int x, int y) {
    int pixelDelta = 2;
    LatLon clickUL = Main.map.mapView.getLatLon(x - pixelDelta, y - pixelDelta);
    LatLon clickLR = Main.map.mapView.getLatLon(x + pixelDelta, y + pixelDelta);

    Envelope envelope =
        new Envelope(
            Math.min(clickUL.lon(), clickLR.lon()),
            Math.max(clickUL.lon(), clickLR.lon()),
            Math.min(clickUL.lat(), clickLR.lat()),
            Math.max(clickUL.lat(), clickLR.lat()));

    ReferencedEnvelope mapArea = new ReferencedEnvelope(envelope, crsOSMI);

    Intersects filter = ff.intersects(ff.property("msGeometry"), ff.literal(mapArea));
    //
    // Select features in all layers
    //
    content.layers().clear();

    // Iterate through features and build a list that intersects the above
    // envelope
    for (int idx = 0; idx < arrFeatures.size(); ++idx) {
      OSMIFeatureTracker tracker = arrFeatures.get(idx);
      FeatureCollection<SimpleFeatureType, SimpleFeature> features = tracker.getFeatures();

      SimpleFeatureSource tempfs = DataUtilities.source(features);
      FeatureCollection<SimpleFeatureType, SimpleFeature> selectedFeatures;

      try {
        selectedFeatures = tempfs.getFeatures(filter);
        Set<FeatureId> IDs = new HashSet<>();

        try (FeatureIterator<SimpleFeature> iter = selectedFeatures.features()) {

          Main.info("Selected features " + selectedFeatures.size());

          while (iter.hasNext()) {
            SimpleFeature feature = iter.next();
            IDs.add(feature.getIdentifier());
          }
        }

        geometryType = selectGeomType.get(idx + layerOffset);
        Style style = createDefaultStyle(idx + layerOffset, IDs);
        content.addLayer(new FeatureLayer(features, style));
      } catch (IOException e) {
        Main.error(e);
      }
    }

    bIsChanged = true;
  }
  /**
   * @param wfsClient
   * @throws NoSuchAuthorityCodeException
   * @throws FactoryException
   * @throws IOException
   * @throws IndexOutOfBoundsException
   * @throws ParseException
   */
  public OsmInspectorLayer(GeoFabrikWFSClient wfsClient, ProgressMonitor monitor)
      throws NoSuchAuthorityCodeException, FactoryException, IOException, IndexOutOfBoundsException,
          ParseException {
    super("OsmInspector");

    arrFeatures = new ArrayList<>();
    osmiBugInfo = new LinkedHashMap<>();
    selectGeomType = new ArrayList<>();

    // Step 3 - discovery; enhance to iterate over all types with bounds

    String typeNames[] = wfsClient.getTypeNames();
    renderer = new StreamingRenderer();
    CRS.decode(Main.getProjection().toCode());
    crsOSMI = CRS.decode("EPSG:4326");
    content = new MapContent(crsOSMI);

    selectGeomType.add(GeomType.POINT);
    for (int idx = 1; idx < typeNames.length; ++idx) {
      String typeName = typeNames[idx];
      Set<FeatureId> selectedFeatures = new HashSet<>();

      FeatureCollection<SimpleFeatureType, SimpleFeature> features =
          wfsClient.getFeatures(typeName, monitor);
      setGeometry(selectGeomType, typeName);

      Main.info("Osm Inspector Features size: " + features.size());
      Style style = createDefaultStyle(idx, selectedFeatures);

      OSMIFeatureTracker tracker = new OSMIFeatureTracker(features);
      arrFeatures.add(tracker);
      FeatureIterator<SimpleFeature> it = tracker.getFeatures().features();

      while (it.hasNext()) {
        BugInfo theInfo = new BugInfo(it.next(), osmiBugInfo.size());
        osmiBugInfo.put(theInfo, theInfo.bugId);
      }

      content.addLayer(new FeatureLayer(tracker.getFeatures(), style));
    }

    osmiIndex = new BugIndex(osmiBugInfo);
    content.setTitle("Osm Inspector Errors");
    renderer.setMapContent(content);
    bIsChanged = true;

    // finally initialize the dialog
    dialog = new OsmInspectorDialog(this);
    this.updateView();
  }
  /**
   * @param wfsClient
   * @throws NoSuchAuthorityCodeException
   * @throws FactoryException
   * @throws IOException
   * @throws ParseException
   * @throws NoSuchElementException
   * @throws IndexOutOfBoundsException
   */
  public void loadFeatures(GeoFabrikWFSClient wfsClient)
      throws NoSuchAuthorityCodeException, FactoryException, IOException, IndexOutOfBoundsException,
          NoSuchElementException, ParseException {
    String typeNames[] = wfsClient.getTypeNames();

    content.layers().clear();
    selectGeomType.clear();
    selectGeomType.add(GeomType.POINT);

    ProgressMonitor monitor = new ProgressMonitor(Main.map.mapView, "Loading features", "", 0, 100);

    for (int idx = 1; idx < typeNames.length; ++idx) {
      String typeName = typeNames[idx];
      Set<FeatureId> selectedFeatures = new HashSet<>();

      monitor.setProgress(100 / typeNames.length * idx);
      FeatureCollection<SimpleFeatureType, SimpleFeature> features =
          wfsClient.getFeatures(typeName, monitor);
      setGeometry(selectGeomType, typeName);

      Main.info("Osm Inspector Features size: " + features.size());

      OSMIFeatureTracker tracker = arrFeatures.get(idx - layerOffset);
      tracker.mergeFeatures(features);

      FeatureIterator<SimpleFeature> it = tracker.getFeatures().features();

      while (it.hasNext()) {
        BugInfo theInfo = new BugInfo(it.next(), osmiBugInfo.size());
        if (!osmiBugInfo.keySet().contains(theInfo)) {
          osmiBugInfo.put(theInfo, theInfo.bugId);
        }
      }

      Style style = createDefaultStyle(idx, selectedFeatures);
      content.addLayer(new FeatureLayer(tracker.getFeatures(), style));
    }

    osmiIndex.append(osmiBugInfo);

    monitor.setProgress(100);
    monitor.close();
    bIsChanged = true;
    // dialog.updateDialog(this);
    dialog.refreshModel();
    // dialog.updateNextPrevAction(this);

    this.updateView();
  }
Пример #10
0
  //	public void savePDF(){
  //		 Rectangle suggestedPageSize = getITextPageSize(page1.getPageSize());
  //		  Rectangle pageSize = rotatePageIfNecessary(suggestedPageSize);
  //		  //rotate if we need landscape
  //		  Document document = new Document(pageSize);
  //
  //		  PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(outputFile));
  //		  document.open();
  //		  Graphics2D graphics = cb.createGraphics(pageSize.getWidth(), pageSize.getHeight());
  //
  //		  // call your GTRenderer here
  //		  GTRenderer draw = new StreamingRenderer();
  //		  draw.setMapContent(mapContent);
  //
  //		  draw.paint(graphics, outputArea, mapContent.getLayerBounds() );
  //
  //		  // cleanup
  //		  graphics.dispose();
  //
  //		  //cleanup
  //		  document.close();
  //		  writer.close();
  //	}
  public void saveImage(final MapContent map, final String file, final int imageWidth) {

    GTRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(map);

    Rectangle imageBounds = null;
    ReferencedEnvelope mapBounds = null;
    try {
      mapBounds = map.getMaxBounds();
      double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
      imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));

    } catch (Exception e) {
      // failed to access mapContent layers
      throw new RuntimeException(e);
    }

    BufferedImage image =
        new BufferedImage(imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB);

    Graphics2D gr = image.createGraphics();
    gr.setPaint(Color.WHITE);
    gr.fill(imageBounds);

    try {
      renderer.paint(gr, imageBounds, mapBounds);
      File fileToSave = new File(file);
      ImageIO.write(image, "jpeg", fileToSave);

    } catch (Exception e) {
      e.printStackTrace();
    }
  }
Пример #11
0
  /**
   * tell this layer where to plot itself
   *
   * @param map
   */
  public void setMap(MapContent map) {
    clearMap();

    // remember the map
    _myMap = map;

    // read ourselves in
    File openFile = new File(super.getFilename());
    if (openFile != null && openFile.exists()) {
      _myLayer = loadLayer(openFile);
    } else {
      CorePlugin.logError(Status.WARNING, "GeoTools file not found:" + super.getFilename(), null);
      CorePlugin.showMessage(
          "Load GIS dataset", "Sorry, can't find the file:\n" + super.getFilename());
    }

    // ok, add ourselves to the map
    if (_myLayer != null) {
      // sort out the visibility
      _myLayer.setVisible(this.getVisible());

      _myLayer.setTitle(super.getName());
      _myMap.addLayer(_myLayer);
    }
  }
Пример #12
0
  /**
   * Gets the full extent of map context's layers. The only reason this method is defined is to
   * avoid having try-catch blocks all through other methods.
   */
  private void setFullExtent() {
    if (content != null && content.layers().size() > 0) {
      try {

        fullExtent = content.getMaxBounds();

        /*
         * Guard agains degenerate envelopes (e.g. empty
         * map layer or single point feature)
         */
        if (fullExtent == null) {
          // set arbitrary bounds centred on 0,0
          fullExtent = worldEnvelope(); // new ReferencedEnvelope(-1, 1, -1, 1,
          // context.getCoordinateReferenceSystem());

        }
        // else {
        // double w = fullExtent.getWidth();
        // double h = fullExtent.getHeight();
        // double x = fullExtent.getMinimum(0);
        // double y = fullExtent.getMinimum(1);
        //
        // double xmin = x;
        // double xmax = x + w;
        // if (w <= 0.0) {
        // xmin = x - 1.0;
        // xmax = x + 1.0;
        // }
        //
        // double ymin = y;
        // double ymax = y + h;
        // if (h <= 0.0) {
        // ymin = y - 1.0;
        // ymax = y + 1.0;
        // }
        //
        // fullExtent = new ReferencedEnvelope(xmin, xmax, ymin, ymax,
        // context.getCoordinateReferenceSystem());
        // }

      } catch (Exception ex) {
        throw new IllegalStateException(ex);
      }
    } else {
      fullExtent = null;
    }
  }
Пример #13
0
 /**
  * Internal initializer of the control. It starts up the map context, renderer and sets the
  * Reference System based in the SRID.
  *
  * @param srid
  * @throws InitializeMapException
  */
 private void initialize(int srid) throws InitializeMapException {
   MapContent content = new MapContent();
   try {
     content
         .getViewport()
         .setCoordinateReferenceSystem(this.generateCoordinateReferenceSystem(srid));
   } catch (FactoryException ex) {
     throw new InitializeMapException(
         Messaging.Ids.MAPCONTROL_MAPCONTEXT_WITHOUT_SRID_ERROR.toString(), ex);
   }
   if (content.getCoordinateReferenceSystem() == null) {
     throw new InitializeMapException(
         Messaging.Ids.MAPCONTROL_MAPCONTEXT_WITHOUT_SRID_ERROR.toString(), null);
   }
   this.srid = srid;
   this.setMapContent(content);
 }
Пример #14
0
 private void addLayersListeners() {
   MapContent generalContext = ((MapTilesCache) cache).getMapDisplayContext();
   MapContent lightweightContext = ((MapTilesCache) lightweightCache).getMapDisplayContext();
   generalChangesReflector = new LayersChangesReflector(cache);
   lightChangesReflector = new LayersChangesReflector(lightweightCache);
   screenChangesReflector = new ScreenChangesReflector();
   for (Layer layer : generalContext.layers()) {
     layer.addMapLayerListener(generalChangesReflector);
   }
   for (Layer layer : lightweightContext.layers()) {
     layer.addMapLayerListener(lightChangesReflector);
   }
   if (screenContext != null) {
     for (Layer layer : screenContext.layers()) {
       layer.addMapLayerListener(screenChangesReflector);
     }
   }
 }
Пример #15
0
  @Test
  public void testRepeatedEnvelopeExpansion() throws Exception {
    final List<Filter> filters = new ArrayList<Filter>();

    SimpleFeatureSource testSource =
        new CollectionFeatureSource(createLineCollection()) {
          @Override
          public SimpleFeatureCollection getFeatures(Query query) {
            filters.add(query.getFilter());
            return super.getFeatures(query);
          }
        };

    StyleBuilder sb = new StyleBuilder();
    Style style20 = sb.createStyle(sb.createLineSymbolizer(20));
    Style style10 = sb.createStyle(sb.createLineSymbolizer(10));

    MapContent mc = new MapContent();
    mc.addLayer(new FeatureLayer(testSource, style20));
    mc.addLayer(new FeatureLayer(testSource, style10));

    StreamingRenderer sr = new StreamingRenderer();
    sr.setMapContent(mc);
    BufferedImage bi = new BufferedImage(100, 100, BufferedImage.TYPE_3BYTE_BGR);
    Graphics2D graphics = bi.createGraphics();
    sr.paint(
        graphics,
        new Rectangle(0, 0, 100, 100),
        new ReferencedEnvelope(0, 100, 0, 100, DefaultGeographicCRS.WGS84));
    graphics.dispose();

    System.out.println(filters);
    assertEquals(2, filters.size());
    Filter f1 = filters.get(0);
    assertTrue(f1 instanceof BBOX);
    BoundingBox bbox1 = ((BBOX) f1).getBounds();
    ReferencedEnvelope expected =
        new ReferencedEnvelope(-11, 111, -11, 111, DefaultGeographicCRS.WGS84);
    assertEquals(expected, bbox1);
    Filter f2 = filters.get(1);
    assertTrue(f2 instanceof BBOX);
    BoundingBox bbox2 = ((BBOX) f2).getBounds();
    assertEquals(new ReferencedEnvelope(-6, 106, -6, 106, DefaultGeographicCRS.WGS84), bbox2);
  }
Пример #16
0
  /**
   * Test that we don't have the geometry added twice by StreamingRenderer#findStyleAttributes when
   * geofence is filtering a layer.
   *
   * @throws Exception
   */
  @Test
  public void testFindLineStyleAttributeWithAddedFilter() throws Exception {
    final List<Filter> filters = new ArrayList<Filter>();

    SimpleFeatureSource testSource =
        new CollectionFeatureSource(createLineCollection()) {
          @Override
          public SimpleFeatureCollection getFeatures(Query query) {
            filters.add(query.getFilter());
            return super.getFeatures(query);
          }
        };

    Style style = createPointStyle();
    MapContent mc = new MapContent();
    FeatureLayer layer = new FeatureLayer(testSource, style);
    mc.addLayer(layer);

    StreamingRenderer sr = new StreamingRenderer();
    sr.setMapContent(mc);

    ReferencedEnvelope envelope =
        new ReferencedEnvelope(0, 100, 0, 100, DefaultGeographicCRS.WGS84);

    // simulate geofence adding a bbox
    BBOX bbox = StreamingRenderer.filterFactory.bbox("", 30, 60, 30, 60, "WGS84");
    StyleFactoryImpl sf = new StyleFactoryImpl();
    Rule bboxRule =
        sf.createRule(
            new Symbolizer[0], new DescriptionImpl(), new Graphic[0], "bbox", bbox, false, 1e12, 0);
    style.featureTypeStyles().get(0).rules().add(bboxRule);

    BufferedImage bi = new BufferedImage(100, 100, BufferedImage.TYPE_3BYTE_BGR);
    Graphics2D graphics = bi.createGraphics();
    try {
      sr.paint(graphics, new Rectangle(5, 5, 7, 7), envelope);
    } finally {
      graphics.dispose();
    }

    // must have only one bbox, not two
    assertEquals(1, filters.size());
    assertEquals(FastBBOX.class, filters.get(0).getClass());
  }
Пример #17
0
 private void removeLayersListeners() {
   MapContent generalContext = ((MapTilesCache) cache).getMapDisplayContext();
   MapContent lightweightContext = ((MapTilesCache) lightweightCache).getMapDisplayContext();
   if (generalChangesReflector != null) {
     for (Layer layer : generalContext.layers()) {
       layer.removeMapLayerListener(generalChangesReflector);
     }
   }
   if (lightChangesReflector != null) {
     for (Layer layer : lightweightContext.layers()) {
       layer.removeMapLayerListener(lightChangesReflector);
     }
   }
   if (screenContext != null && screenChangesReflector != null) {
     for (Layer layer : screenContext.layers()) {
       layer.removeMapLayerListener(screenChangesReflector);
     }
   }
 }
  private void testTransformWithQuery(boolean invert)
      throws IOException, URISyntaxException, CQLException, NoSuchAuthorityCodeException,
          FactoryException, Exception {
    // grab the style
    Style style =
        RendererBaseTest.loadStyle(
            this, invert ? "attributeRename.sld" : "attributeRenameNoInvert.sld");
    // grab the data
    File property = new File(TestData.getResource(this, "point.properties").toURI());
    PropertyDataStore ds = new PropertyDataStore(property.getParentFile());
    FeatureSource fs = ds.getFeatureSource("point");

    // prepare a feature layer with a query and the rendering tx
    FeatureLayer layer = new FeatureLayer(fs, style);
    layer.setQuery(new Query(null, CQL.toFilter("id > 5")));

    // render it
    MapContent mc = new MapContent();
    mc.addLayer(layer);
    StreamingRenderer renderer = new StreamingRenderer();
    final AtomicInteger counter = new AtomicInteger();
    renderer.addRenderListener(
        new RenderListener() {

          @Override
          public void featureRenderer(SimpleFeature feature) {
            counter.incrementAndGet();
          }

          @Override
          public void errorOccurred(Exception e) {}
        });
    renderer.setMapContent(mc);
    ReferencedEnvelope re = new ReferencedEnvelope(0, 12, 0, 12, CRS.decode("EPSG:4326"));
    BufferedImage image =
        RendererBaseTest.showRender("Lines with circle stroke", renderer, TIME, re);

    // if everything went fine we'll have a single red dot in the middle, and we rendered
    // just one feature
    assertEquals(1, counter.get());
    assertEquals(Color.RED, getPixelColor(image, image.getWidth() / 2, image.getHeight() / 2));
  }
Пример #19
0
  /** The constructor. */
  public ViewTest() {
    // Create a map content and add our shapefile to it
    map = new MapContent();
    map.setTitle("simple map content");

    // hey, try for an image aswell
    String path = "/Users/ian/Desktop/ukrasterchart/2_BRITISH_ISLES.tif";
    File chartFile = new File(path);
    if (!chartFile.exists()) System.err.println("CANNOT FILE THE CHART FILE!!!");

    WorldImageFormat format = new WorldImageFormat();
    AbstractGridCoverage2DReader tiffReader = format.getReader(chartFile);
    if (tiffReader != null) {
      StyleFactoryImpl sf = new StyleFactoryImpl();
      RasterSymbolizer symbolizer = sf.getDefaultRasterSymbolizer();
      Style defaultStyle = SLD.wrapSymbolizers(symbolizer);

      GeneralParameterValue[] params = null;

      GridReaderLayer res = new GridReaderLayer(tiffReader, defaultStyle, params);
      map.addLayer(res);
    }

    try {
      URL url = GtActivator.getDefault().getBundle().getEntry("data/50m_admin_0_countries.shp");
      String filePath = FileLocator.resolve(url).getFile();
      File file = new File(filePath);
      if (!file.exists()) System.err.println("can't find file!!!");
      FileDataStore store = FileDataStoreFinder.getDataStore(file);
      if (store != null) {
        SimpleFeatureSource featureSource = store.getFeatureSource();

        Style style = SLD.createSimpleStyle(featureSource.getSchema());
        Layer layer = new FeatureLayer(featureSource, style);
        map.addLayer(layer);
      }

    } catch (IOException e) {

    }
    //
  }
Пример #20
0
 public void fit() throws Exception {
   MapContent generalMapContext = getGeneralMapContext();
   Dimension size = getSize();
   Envelope projectedBounds = generalMapContext.getMaxBounds();
   double destWidth = projectedBounds.getWidth();
   double destHeight = projectedBounds.getHeight();
   Coordinate centre = projectedBounds.centre();
   Point2D.Double screenLT = awtScreen2Cartesian(new Point(0, 0));
   Point2D.Double screenBR = awtScreen2Cartesian(new Point(size.width, size.height));
   double srcWidth = screenBR.x - screenLT.x;
   double srcHeight = screenBR.y - screenLT.y;
   double sx = srcWidth / destWidth;
   double sy = srcHeight / destHeight;
   double coef = Math.min(sx, sy);
   coef = snapScale(coef);
   scaleView(coef, coef, false);
   Point2D.Double projectedScreenCenter = screen2Cartesian(new Point(0, 0));
   translateView(projectedScreenCenter.x - centre.x, projectedScreenCenter.y - centre.y, true);
   repaint();
 }
Пример #21
0
 /** forget about any existing map/layer */
 public void clearMap() {
   if (_myLayer != null) {
     // remove ourselves from the map
     if (_myMap != null) {
       _myMap.removeLayer(_myLayer);
     }
     _myLayer.dispose();
     _myLayer = null;
   }
   _myMap = null;
 }
Пример #22
0
  public Map sectionSigns(DirectPosition2D eventCoords) {
    Point2D eventPoint = new DirectPosition2D();
    eventPoint.setLocation(eventCoords);
    if (eventCoords != null) {
      try {
        AffineTransform transform_affine = map.getViewport().getWorldToScreen();
        transform_affine.transform(eventPoint, eventPoint);
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
    Map result = new HashMap();
    for (Iterator it1 = signsdb.keySet().iterator(); it1.hasNext(); ) {
      SimpleFeature feature = (SimpleFeature) it1.next();
      StructOffset offset = (StructOffset) signsdb.get(feature);
      int width = 60, height = 40;

      Point point = (Point) feature.getAttribute("the_geom");
      DirectPosition2D geoCoords = new DirectPosition2D(point.getX(), point.getY());
      // 经纬度坐标转换为屏幕坐标
      MathTransform transform_math;
      try {
        transform_math =
            CRS.findMathTransform(
                DefaultGeographicCRS.WGS84, map.getViewport().getCoordinateReferenceSystem(), true);
        transform_math.transform(geoCoords, geoCoords);
        AffineTransform transform_affine = map.getViewport().getWorldToScreen();
        transform_affine.transform(geoCoords, geoCoords);

        int signx = (int) (geoCoords.x + offset.getX() + offsetX);
        int signy = (int) (geoCoords.y + offset.getY() + offsetY);
        //				System.out.println(signsCoords.x+":"+signsCoords.y);
        if (inSection(signx, signy, width, height, (DirectPosition2D) eventPoint)) {
          result.put(feature.getID(), feature.getID());
        }
      } catch (Exception e) {

      }
    }
    return result;
  }
Пример #23
0
 /** Reset the map area to include the full extent of all layers and redraw the display */
 public void reset() {
   if (fullExtent == null) {
     setFullExtent();
   }
   try {
     fullExtent =
         new ReferencedEnvelope(CRS.transform(fullExtent, content.getCoordinateReferenceSystem()));
   } catch (Exception e) {
     e.printStackTrace();
   }
   setDisplayArea(fullExtent);
 }
  @Test
  public void testTransformReproject() throws Exception {
    // grab the style
    Style style = RendererBaseTest.loadStyle(this, "reproject-rt.sld");
    // grab the data
    File property = new File(TestData.getResource(this, "point.properties").toURI());
    PropertyDataStore ds = new PropertyDataStore(property.getParentFile());
    FeatureSource fs = ds.getFeatureSource("point");

    // prepare a feature layer with a query and the rendering tx
    FeatureLayer layer = new FeatureLayer(fs, style);

    // prepare a bbox in UTM-32N
    ReferencedEnvelope reWgs84 = new ReferencedEnvelope(0, 12, 0, 12, CRS.decode("EPSG:4326"));
    ReferencedEnvelope reUTM32N = reWgs84.transform(CRS.decode("EPSG:3857"), true);

    // render it
    MapContent mc = new MapContent();
    mc.addLayer(layer);
    StreamingRenderer renderer = new StreamingRenderer();
    final AtomicInteger counter = new AtomicInteger();
    renderer.addRenderListener(
        new RenderListener() {

          @Override
          public void featureRenderer(SimpleFeature feature) {
            counter.incrementAndGet();
          }

          @Override
          public void errorOccurred(Exception e) {}
        });
    renderer.setMapContent(mc);
    BufferedImage image =
        RendererBaseTest.showRender("Lines with circle stroke", renderer, TIME, reUTM32N);

    // if everything went fine we rendered all the features
    assertEquals(10, counter.get());
    assertEquals(Color.RED, getPixelColor(image, image.getWidth() / 2, image.getHeight() / 2));
  }
Пример #25
0
  public void saveNewImage(MapContent map, String file) {

    GTRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(map);
    System.out.println("line 139");
    Rectangle imageBounds = null;
    try {
      ReferencedEnvelope mapBounds = map.getMaxBounds();

      double heightToWidth = mapBounds.getSpan(1) / mapBounds.getSpan(0);
      int imageWidth = 600;

      imageBounds = new Rectangle(0, 0, imageWidth, (int) Math.round(imageWidth * heightToWidth));
    } catch (Exception e) {

    }
    System.out.println("line 151");
    //	    Rectangle imageSize = new Rectangle(600,600);

    BufferedImage image =
        new BufferedImage(
            imageBounds.width, imageBounds.height, BufferedImage.TYPE_INT_RGB); // darker red fill

    Graphics2D gr = image.createGraphics();
    gr.setPaint(Color.WHITE);
    gr.fill(imageBounds);

    try {
      System.out.println("line 161");
      renderer.paint(gr, imageBounds, map.getMaxBounds());
      System.out.println("line 163");

      File fileToSave = new File(file);
      System.out.println("line 166");
      ImageIO.write(image, "jpeg", fileToSave);
      System.out.println("line 168");
    } catch (IOException e) {

    }
  }
Пример #26
0
  /**
   * Draws map content data into image
   *
   * @param content
   * @return image
   */
  private BufferedImage saveImage(MapContent content) {
    BufferedImage image;
    if (isTile && bufferSize != 0.0d) {
      image =
          new BufferedImage(bufferedImageWidth, bufferedImageHeight, BufferedImage.TYPE_4BYTE_ABGR);
    } else {
      image = new BufferedImage(imageWidth, imageHeight, BufferedImage.TYPE_4BYTE_ABGR);
    }

    GTRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(content);

    Graphics2D g = (Graphics2D) image.getGraphics();
    g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g.setRenderingHint(
        RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

    if (isTile && bufferSize != 0.0d) {
      renderer.paint(
          g,
          new Rectangle(bufferedImageWidth, bufferedImageHeight),
          content.getViewport().getBounds());
      try {
        image =
            image.getSubimage(
                (int) (imageWidth * bufferSize) / 2,
                (int) (imageWidth * bufferSize) / 2,
                imageWidth,
                imageHeight);
      } catch (Exception e) {
        log.error(e, "Image cropping failed");
      }
    } else {
      renderer.paint(g, new Rectangle(imageWidth, imageHeight), content.getViewport().getBounds());
    }

    content.dispose();
    return image;
  }
Пример #27
0
  /**
   * Called after the base image has been dragged. Sets the new map area and transforms
   *
   * @param env the display area (world coordinates) prior to the image being moved
   * @param paintArea the current drawing area (screen units)
   */
  private void afterImageMove() {
    final ReferencedEnvelope env = content.getViewport().getBounds();
    if (env == null) return;
    int dx = imageOrigin.x;
    int dy = imageOrigin.y;
    DirectPosition2D newPos = new DirectPosition2D(dx, dy);
    screenToWorld.transform(newPos, newPos);

    env.translate(env.getMinimum(0) - newPos.x, env.getMaximum(1) - newPos.y);
    doSetDisplayArea(env);
    imageOrigin.setLocation(0, 0);
    redrawBaseImage = true;
  }
  @Test
  public void testTransformNullCoverage() throws Exception {
    Style style = RendererBaseTest.loadStyle(this, "coverageCenter.sld");

    GridCoverage2DReader reader =
        new AbstractGridCoverage2DReader() {

          @Override
          public Format getFormat() {
            return null;
          }

          @Override
          public GridCoverage2D read(GeneralParameterValue[] parameters)
              throws IllegalArgumentException, IOException {
            // we return null on purpose, simulating a reader queried outside of its area, or
            // on a dimension value it does not have
            return null;
          }
        };

    MapContent mc = new MapContent();
    mc.addLayer(new GridReaderLayer(reader, style));

    StreamingRenderer renderer = new StreamingRenderer();
    renderer.setMapContent(mc);

    ReferencedEnvelope re = new ReferencedEnvelope(-70, 70, -160, 160, CRS.decode("EPSG:4326"));

    BufferedImage image =
        RendererBaseTest.showRender("Transformation with null input", renderer, TIME, re);
    // full white, no NPE
    double[] minimums = new ImageWorker(image).getMinimums();
    assertEquals(255, minimums[0], 0d);
    assertEquals(255, minimums[1], 0d);
    assertEquals(255, minimums[2], 0d);
    assertEquals(255, minimums[3], 0d);
  }
Пример #29
0
  /**
   * Helper method for {@linkplain #setDisplayArea} which is also called by other methods that want
   * to set the display area without provoking repainting of the display
   *
   * @param envelope requested display area
   */
  private void doSetDisplayArea(Envelope envelope) {
    assert (content != null && curPaintArea != null && !curPaintArea.isEmpty());

    if (equalsFullExtent(envelope)) {
      setTransforms(fullExtent, curPaintArea);
    } else {
      setTransforms(envelope, curPaintArea);
    }
    ReferencedEnvelope adjustedEnvelope = getDisplayArea();
    content.getViewport().setBounds(adjustedEnvelope);

    MapPaneEvent ev = new MapPaneEvent(this, MapPaneEvent.Type.DISPLAY_AREA_CHANGED);
    publishEvent(ev);
  }
Пример #30
0
  /** Called when a map layer has been removed */
  public void layerRemoved(MapLayerListEvent event) {
    Layer layer = event.getElement();
    if (layerTable != null) {
      layerTable.onRemoveLayer(layer);
    }
    redrawBaseImage = true;

    if (content.layers().size() == 0) {
      clearFields();
    } else {
      setFullExtent();
    }
    if (!isDisposed()) redraw();
  }