Examples with PolygonSymbolizer org.geotools.styling.PolygonSymbolizer used on opensource projects

Example 51 with PolygonSymbolizer

use of org.geotools.styling.PolygonSymbolizer in project sldeditor by robward-scisys.

the class LineFillSymbol method convertToFill.

/**
 * Convert to fill.
 *
 * @param layerName the layer name
 * @param element the element
 * @param transparency the transparency
 * @return the list
 */
/* (non-Javadoc)
     * @see com.sldeditor.convert.esri.symbols.EsriFillSymbolInterface#convertToFill(java.lang.String, com.google.gson.JsonElement, int)
     */
@Override
public List<Symbolizer> convertToFill(String layerName, JsonElement element, int transparency) {
    if (layerName == null) {
        return null;
    }
    if (element == null) {
        return null;
    }
    List<Symbolizer> symbolizerList = new ArrayList<Symbolizer>();
    JsonObject obj = element.getAsJsonObject();
    Expression size = ff.literal(getDouble(obj, LineFillSymbolKeys.SEPARATION));
    Expression opacity = null;
    double lineAngle = normaliseAngle(getDouble(obj, CommonSymbolKeys.ANGLE));
    Expression rotation = null;
    AnchorPoint anchorPoint = null;
    Displacement displacement = null;
    Expression fillColour = getColour(obj.get(LineFillSymbolKeys.FILL_COLOUR));
    Expression fillColourOpacity = null;
    Expression join = null;
    Expression cap = null;
    float[] dashes = null;
    Expression offset = null;
    Expression width = ff.literal(1.0);
    Stroke outlineStroke = null;
    List<Stroke> strokeList = SymbolManager.getInstance().getStrokeList(obj.get(LineFillSymbolKeys.OUTLINE));
    // TODO
    if ((strokeList != null) && (strokeList.size() == 1)) {
        outlineStroke = strokeList.get(0);
        width = outlineStroke.getWidth();
    }
    Expression wellKnownName = null;
    if (isDoubleEqual(lineAngle, 0.0) || isDoubleEqual(lineAngle, 180.0)) {
        wellKnownName = ff.literal("shape://horline");
    } else if (isDoubleEqual(lineAngle, 90.0) || isDoubleEqual(lineAngle, 270.0)) {
        wellKnownName = ff.literal("shape://vertline");
    } else if (isDoubleEqual(lineAngle, 45.0) || isDoubleEqual(lineAngle, 225.0)) {
        wellKnownName = ff.literal("shape://slash");
    } else if (isDoubleEqual(lineAngle, 135.0) || isDoubleEqual(lineAngle, 315.0)) {
        wellKnownName = ff.literal("shape://backslash");
    } else {
        wellKnownName = ff.literal("shape://vertline");
        rotation = ff.literal(lineAngle);
    }
    Fill fill = null;
    Stroke markStroke = styleFactory.stroke(fillColour, fillColourOpacity, width, join, cap, dashes, offset);
    Mark mark = styleFactory.createMark(wellKnownName, markStroke, fill, size, rotation);
    List<GraphicalSymbol> symbolList = new ArrayList<GraphicalSymbol>();
    symbolList.add(mark);
    GraphicFill graphicFill = styleFactory.graphicFill(symbolList, opacity, size, rotation, anchorPoint, displacement);
    Fill completeFill = styleFactory.fill(graphicFill, null, null);
    PolygonSymbolizer polygonSymbolizer = styleFactory.createPolygonSymbolizer();
    polygonSymbolizer.setFill(completeFill);
    polygonSymbolizer.setStroke(outlineStroke);
    symbolizerList.add(polygonSymbolizer);
    return symbolizerList;
}

Example 52 with PolygonSymbolizer

use of org.geotools.styling.PolygonSymbolizer in project sldeditor by robward-scisys.

the class SLDEditorBufferedImageLegendGraphicBuilder method buildLegendGraphic.

/**
 * Takes a GetLegendGraphicRequest and produces a BufferedImage that then can be used by a
 * subclass to encode it to the appropriate output format.
 *
 * @param request the "parsed" request, where "parsed" means that it's values are already
 *        validated so this method must not take care of verifying the requested layer exists
 *        and the like.
 *
 * @throws ServiceException if there are problems creating a "sample" feature instance for the
 *         FeatureType <code>request</code> returns as the required layer (which should not
 *         occur).
 */
public BufferedImage buildLegendGraphic(GetLegendGraphicRequest request) throws ServiceException {
    // list of images to be rendered for the layers (more than one if
    // a layer group is given)
    List<RenderedImage> layersImages = new ArrayList<RenderedImage>();
    List<LegendRequest> layers = request.getLegends();
    boolean forceLabelsOn = false;
    boolean forceLabelsOff = false;
    if (request.getLegendOptions().get("forceLabels") instanceof String) {
        String forceLabelsOpt = (String) request.getLegendOptions().get("forceLabels");
        if (forceLabelsOpt.equalsIgnoreCase("on")) {
            forceLabelsOn = true;
        } else if (forceLabelsOpt.equalsIgnoreCase("off")) {
            forceLabelsOff = true;
        }
    }
    boolean forceTitlesOff = false;
    if (request.getLegendOptions().get("forceTitles") instanceof String) {
        String forceTitlesOpt = (String) request.getLegendOptions().get("forceTitles");
        if (forceTitlesOpt.equalsIgnoreCase("off")) {
            forceTitlesOff = true;
        }
    }
    double imageSizeFactor = 1.0;
    if (request.getLegendOptions().get("imageSizeFactor") instanceof String) {
        String imageSizeFactorOpt = (String) request.getLegendOptions().get("imageSizeFactor");
        imageSizeFactor = Double.valueOf(imageSizeFactorOpt);
    }
    FeatureCountProcessor countProcessor = null;
    if (Boolean.TRUE.equals(request.getLegendOption(GetLegendGraphicRequest.COUNT_MATCHED_KEY, Boolean.class))) {
        countProcessor = new FeatureCountProcessor(request);
    }
    for (LegendRequest legend : layers) {
        FeatureType layer = legend.getFeatureType();
        // style and rule to use for the current layer
        Style gt2Style = legend.getStyle();
        if (gt2Style == null) {
            throw new NullPointerException("request.getStyle()");
        }
        // get rule corresponding to the layer index
        // normalize to null for NO RULE
        // was null
        String ruleName = legend.getRule();
        // width and height, we might have to rescale those in case of DPI usage
        int w = request.getWidth();
        int h = request.getHeight();
        // apply dpi rescale
        double dpi = RendererUtilities.getDpi(request.getLegendOptions());
        double standardDpi = RendererUtilities.getDpi(Collections.emptyMap());
        if (dpi != standardDpi) {
            double scaleFactor = dpi / standardDpi;
            w = (int) Math.round(w * scaleFactor);
            h = (int) Math.round(h * scaleFactor);
            DpiRescaleStyleVisitor dpiVisitor = new DpiRescaleStyleVisitor(scaleFactor);
            dpiVisitor.visit(gt2Style);
            gt2Style = (Style) dpiVisitor.getCopy();
        }
        // apply UOM rescaling if we have a scale
        if (request.getScale() > 0) {
            double pixelsPerMeters = RendererUtilities.calculatePixelsPerMeterRatio(request.getScale(), request.getLegendOptions());
            UomRescaleStyleVisitor rescaleVisitor = new UomRescaleStyleVisitor(pixelsPerMeters);
            rescaleVisitor.visit(gt2Style);
            gt2Style = (Style) rescaleVisitor.getCopy();
        }
        boolean strict = request.isStrict();
        final boolean transparent = request.isTransparent();
        RenderedImage titleImage = null;
        // if we have more than one layer, we put a title on top of each layer legend
        if (layers.size() > 1 && !forceTitlesOff) {
            titleImage = getLayerTitle(legend, w, h, transparent, request);
        }
        // Check for rendering transformation
        boolean hasVectorTransformation = false;
        boolean hasRasterTransformation = false;
        List<FeatureTypeStyle> ftsList = gt2Style.featureTypeStyles();
        for (int i = 0; i < ftsList.size(); i++) {
            FeatureTypeStyle fts = ftsList.get(i);
            Expression exp = fts.getTransformation();
            if (exp != null) {
                ProcessFunction processFunction = (ProcessFunction) exp;
                Name processName = processFunction.getProcessName();
                Map<String, Parameter<?>> outputs = Processors.getResultInfo(processName, null);
                if (outputs.isEmpty()) {
                    continue;
                }
                // we assume there is
                Parameter<?> output = outputs.values().iterator().next();
                // only one output
                if (SimpleFeatureCollection.class.isAssignableFrom(output.getType())) {
                    hasVectorTransformation = true;
                    break;
                } else if (GridCoverage2D.class.isAssignableFrom(output.getType())) {
                    hasRasterTransformation = true;
                    break;
                }
            }
        }
        final boolean buildRasterLegend = (!strict && layer == null && LegendUtils.checkRasterSymbolizer(gt2Style)) || (LegendUtils.checkGridLayer(layer) && !hasVectorTransformation) || hasRasterTransformation;
        // Just checks LegendInfo currently, should check gtStyle
        final boolean useProvidedLegend = layer != null && legend.getLayerInfo() != null;
        RenderedImage legendImage = null;
        if (useProvidedLegend) {
            legendImage = getLayerLegend(legend, w, h, transparent, request);
        }
        if (buildRasterLegend) {
            final RasterLayerLegendHelper rasterLegendHelper = new RasterLayerLegendHelper(request, gt2Style, ruleName);
            final BufferedImage image = rasterLegendHelper.getLegend();
            if (image != null) {
                if (titleImage != null) {
                    layersImages.add(titleImage);
                }
                layersImages.add(image);
            }
        } else if (useProvidedLegend && legendImage != null) {
            if (titleImage != null) {
                layersImages.add(titleImage);
            }
            layersImages.add(legendImage);
        } else {
            final Feature sampleFeature;
            if (layer == null || hasVectorTransformation) {
                sampleFeature = createSampleFeature();
            } else {
                sampleFeature = createSampleFeature(layer);
            }
            final FeatureTypeStyle[] ftStyles = gt2Style.featureTypeStyles().toArray(new FeatureTypeStyle[0]);
            final double scaleDenominator = request.getScale();
            Rule[] applicableRules;
            if (ruleName != null) {
                Rule rule = LegendUtils.getRule(ftStyles, ruleName);
                if (rule == null) {
                    throw new ServiceException("Specified style does not contains a rule named " + ruleName);
                }
                applicableRules = new Rule[] { rule };
            } else {
                applicableRules = LegendUtils.getApplicableRules(ftStyles, scaleDenominator);
            }
            // do we have to alter the style to do context sensitive feature counts?
            if (countProcessor != null && !forceLabelsOff) {
                applicableRules = updateRuleTitles(countProcessor, legend, applicableRules);
            }
            final NumberRange<Double> scaleRange = NumberRange.create(scaleDenominator, scaleDenominator);
            final int ruleCount = applicableRules.length;
            /**
             * A legend graphic is produced for each applicable rule. They're being held here
             * until the process is done and then painted on a "stack" like legend.
             */
            final List<RenderedImage> legendsStack = new ArrayList<RenderedImage>(ruleCount);
            final SLDStyleFactory styleFactory = new SLDStyleFactory();
            double minimumSymbolSize = MINIMUM_SYMBOL_SIZE;
            // get minSymbolSize from LEGEND_OPTIONS, if defined
            if (request.getLegendOptions().get("minSymbolSize") instanceof String) {
                String minSymbolSizeOpt = (String) request.getLegendOptions().get("minSymbolSize");
                try {
                    minimumSymbolSize = Double.parseDouble(minSymbolSizeOpt);
                } catch (NumberFormatException e) {
                    throw new IllegalArgumentException("Invalid minSymbolSize value: should be a number");
                }
            }
            // calculate the symbols rescaling factor necessary for them to be
            // drawn inside the icon box
            double symbolScale = calcSymbolScale(w, h, layer, sampleFeature, applicableRules, minimumSymbolSize);
            for (int i = 0; i < ruleCount; i++) {
                final RenderedImage image = ImageUtils.createImage(w, h, (IndexColorModel) null, transparent);
                final Map<RenderingHints.Key, Object> hintsMap = new HashMap<RenderingHints.Key, Object>();
                final Graphics2D graphics = ImageUtils.prepareTransparency(transparent, LegendUtils.getBackgroundColor(request), image, hintsMap);
                graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
                Feature sample = getSampleFeatureForRule(layer, sampleFeature, applicableRules[i]);
                FilterFactory ff = CommonFactoryFinder.getFilterFactory();
                final Symbolizer[] symbolizers = applicableRules[i].getSymbolizers();
                final GraphicLegend graphic = applicableRules[i].getLegend();
                // If this rule has a legend graphic defined in the SLD, use it
                if (graphic != null) {
                    if (this.samplePoint == null) {
                        Coordinate coord = new Coordinate(w / 2, h / 2);
                        try {
                            this.samplePoint = new LiteShape2(geomFac.createPoint(coord), null, null, false);
                        } catch (Exception e) {
                            this.samplePoint = null;
                        }
                    }
                    shapePainter.paint(graphics, this.samplePoint, graphic, scaleDenominator, false);
                } else {
                    for (int sIdx = 0; sIdx < symbolizers.length; sIdx++) {
                        Symbolizer symbolizer = symbolizers[sIdx];
                        if (symbolizer instanceof RasterSymbolizer) {
                        // skip it
                        } else {
                            // rescale symbols if needed
                            if (symbolScale > 1.0 && symbolizer instanceof PointSymbolizer) {
                                PointSymbolizer pointSymbolizer = (PointSymbolizer) cloneSymbolizer(symbolizer);
                                if (pointSymbolizer.getGraphic() != null) {
                                    double size = getGraphicSize(sample, pointSymbolizer.getGraphic(), Math.min(w, h) - 4);
                                    pointSymbolizer.getGraphic().setSize(ff.literal(size / symbolScale + minimumSymbolSize));
                                    symbolizer = pointSymbolizer;
                                }
                            }
                            if (!(Math.abs(imageSizeFactor - 1.0) < 0.0001)) {
                                if (symbolizer instanceof PointSymbolizer) {
                                    PointSymbolizer pointSymbolizer2 = (PointSymbolizer) cloneSymbolizer(symbolizer);
                                    if (pointSymbolizer2.getGraphic() != null) {
                                        double size = getGraphicSize(sample, pointSymbolizer2.getGraphic(), Math.min(w, h) - 4);
                                        pointSymbolizer2.getGraphic().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        symbolizer = pointSymbolizer2;
                                    }
                                } else if (symbolizer instanceof PolygonSymbolizer) {
                                    PolygonSymbolizer polygonSymbolizer2 = (PolygonSymbolizer) cloneSymbolizer(symbolizer);
                                    if (polygonSymbolizer2.getFill() != null) {
                                        // Fill
                                        double size = 0.0;
                                        if (polygonSymbolizer2.getFill().getGraphicFill() != null) {
                                            size = getGraphicSize(sample, polygonSymbolizer2.getFill().getGraphicFill(), Math.min(w, h) - 4);
                                            polygonSymbolizer2.getFill().getGraphicFill().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        }
                                    }
                                    if (polygonSymbolizer2.getStroke() != null) {
                                        // Stroke
                                        double size = getGraphicSize(sample, polygonSymbolizer2.getStroke().getGraphicFill(), Math.min(w, h) - 4);
                                        polygonSymbolizer2.getStroke().getGraphicFill().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        if (polygonSymbolizer2.getStroke().getGraphicStroke() != null) {
                                            size = getGraphicSize(sample, polygonSymbolizer2.getStroke().getGraphicStroke(), Math.min(w, h) - 4);
                                            polygonSymbolizer2.getStroke().getGraphicStroke().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        }
                                    }
                                    symbolizer = polygonSymbolizer2;
                                } else if (symbolizer instanceof LineSymbolizer) {
                                    LineSymbolizer lineSymbolizer2 = (LineSymbolizer) cloneSymbolizer(symbolizer);
                                    if (lineSymbolizer2.getStroke() != null) {
                                        // Stroke
                                        double size = 0.0;
                                        if (lineSymbolizer2.getStroke().getGraphicFill() != null) {
                                            size = getGraphicSize(sample, lineSymbolizer2.getStroke().getGraphicFill(), Math.min(w, h) - 4);
                                            lineSymbolizer2.getStroke().getGraphicFill().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        }
                                        if (lineSymbolizer2.getStroke().getGraphicStroke() != null) {
                                            size = getGraphicSize(sample, lineSymbolizer2.getStroke().getGraphicStroke(), Math.min(w, h) - 4);
                                            lineSymbolizer2.getStroke().getGraphicStroke().setSize(ff.literal(size * imageSizeFactor + minimumSymbolSize));
                                        }
                                        if (lineSymbolizer2.getStroke().getWidth() != null) {
                                            size = getWidthSize(sample, lineSymbolizer2.getStroke().getWidth(), 1);
                                            lineSymbolizer2.getStroke().setWidth(ff.literal(size * imageSizeFactor));
                                        }
                                    }
                                    symbolizer = lineSymbolizer2;
                                }
                            }
                        }
                        Style2D style2d = styleFactory.createStyle(sample, symbolizer, scaleRange);
                        LiteShape2 shape = getSampleShape(symbolizer, w, h);
                        if (style2d != null) {
                            shapePainter.paint(graphics, shape, style2d, scaleDenominator);
                        }
                    }
                }
                if (image != null && titleImage != null) {
                    layersImages.add(titleImage);
                    titleImage = null;
                }
                legendsStack.add(image);
                graphics.dispose();
            }
            int labelMargin = 3;
            if (!StringUtils.isEmpty(request.getLegendOptions().get("labelMargin"))) {
                labelMargin = Integer.parseInt(request.getLegendOptions().get("labelMargin").toString());
            }
            LegendMerger.MergeOptions options = LegendMerger.MergeOptions.createFromRequest(legendsStack, 0, 0, 0, labelMargin, request, forceLabelsOn, forceLabelsOff, forceTitlesOff);
            if (ruleCount > 0) {
                BufferedImage image = LegendMerger.mergeLegends(applicableRules, request, options);
                if (image != null) {
                    layersImages.add(image);
                }
            }
        }
    }
    // all legend graphics are merged if we have a layer group
    BufferedImage finalLegend = mergeGroups(layersImages, null, request, forceLabelsOn, forceLabelsOff, forceTitlesOff);
    if (finalLegend == null) {
        throw new IllegalArgumentException("no legend passed");
    }
    return finalLegend;
}

Example 53 with PolygonSymbolizer

use of org.geotools.styling.PolygonSymbolizer in project sldeditor by robward-scisys.

the class SLDTreeTools method addNewImageOutlinePolygon.

/**
 * Adds the new image outline polygon symbolizer.
 */
public void addNewImageOutlinePolygon() {
    if (symbolTree == null) {
        return;
    }
    // Store current state of the SLD before the add
    Object oldValueObj = sldWriter.encodeSLD(null, SelectedSymbol.getInstance().getSld());
    PolygonSymbolizer newPolygonSymbolizer = DefaultSymbols.createDefaultPolygonSymbolizer();
    DefaultMutableTreeNode rasterNode = getRasterTreeNode();
    SelectedSymbol.getInstance().addImageOutlineSymbolizerToRaster(newPolygonSymbolizer);
    DefaultMutableTreeNode newNode = sldTree.addObject(rasterNode, newPolygonSymbolizer, true);
    if (newNode != null) {
        sldTree.addObject(newNode, SLDTreeLeafFactory.getInstance().getFill(newPolygonSymbolizer), true);
        sldTree.addObject(newNode, SLDTreeLeafFactory.getInstance().getStroke(newPolygonSymbolizer), true);
        SLDTreeManager.getInstance().rebuildTree((SLDTree) sldTree);
        // Select the item just added
        TreePath newPath = getPath(newNode);
        symbolTree.setSelectionPath(newPath);
        // Store current state of the SLD after the add
        Object newValueObj = sldWriter.encodeSLD(null, SelectedSymbol.getInstance().getSld());
        UndoManager.getInstance().addUndoEvent(new UndoEvent(sldTree.getUndoObject(), getClass().getName(), oldValueObj, newValueObj));
    }
}

Example 54 with PolygonSymbolizer

use of org.geotools.styling.PolygonSymbolizer in project sldeditor by robward-scisys.

the class SLDExternalImages method externalGraphicSymbolVisitor.

/**
 * Find the SLD graphical symbols.
 *
 * @param resourceLocator the resource locator
 * @param sld the sld
 * @param externalImageList the external image list
 * @param process the process
 */
private static void externalGraphicSymbolVisitor(URL resourceLocator, StyledLayerDescriptor sld, List<String> externalImageList, ProcessGraphicSymbolInterface process) {
    if (sld == null) {
        return;
    }
    if (process == null) {
        return;
    }
    for (StyledLayer styledLayer : sld.layers()) {
        List<Style> styles = null;
        if (styledLayer instanceof NamedLayer) {
            NamedLayerImpl namedLayer = (NamedLayerImpl) styledLayer;
            styles = namedLayer.styles();
        } else if (styledLayer instanceof UserLayer) {
            UserLayerImpl userLayer = (UserLayerImpl) styledLayer;
            styles = userLayer.userStyles();
        }
        if (styles != null) {
            for (Style style : styles) {
                for (FeatureTypeStyle fts : style.featureTypeStyles()) {
                    for (Rule rule : fts.rules()) {
                        for (Symbolizer symbolizer : rule.symbolizers()) {
                            if (symbolizer instanceof PointSymbolizer) {
                                PointSymbolizer point = (PointSymbolizer) symbolizer;
                                if (point.getGraphic() != null) {
                                    process.processGraphicalSymbol(resourceLocator, point.getGraphic().graphicalSymbols(), externalImageList);
                                }
                            } else if (symbolizer instanceof LineSymbolizer) {
                                LineSymbolizer line = (LineSymbolizer) symbolizer;
                                updateStroke(resourceLocator, line.getStroke(), externalImageList, process);
                            } else if (symbolizer instanceof PolygonSymbolizer) {
                                PolygonSymbolizer polygon = (PolygonSymbolizer) symbolizer;
                                updateStroke(resourceLocator, polygon.getStroke(), externalImageList, process);
                                updateFill(resourceLocator, polygon.getFill(), externalImageList, process);
                            }
                        }
                    }
                }
            }
        }
    }
}

Example 55 with PolygonSymbolizer

use of org.geotools.styling.PolygonSymbolizer in project sldeditor by robward-scisys.

the class DefaultSymbols method createNewPolygon.

/**
 * Creates a new polygon symbol.
 *
 * @return the styled layer descriptor
 */
public static StyledLayerDescriptor createNewPolygon() {
    StyledLayerDescriptor sld = styleFactory.createStyledLayerDescriptor();
    NamedLayer namedLayer = styleFactory.createNamedLayer();
    sld.addStyledLayer(namedLayer);
    Style style = styleFactory.createStyle();
    namedLayer.addStyle(style);
    List<FeatureTypeStyle> ftsList = style.featureTypeStyles();
    FeatureTypeStyle fts = styleFactory.createFeatureTypeStyle();
    ftsList.add(fts);
    Rule rule = styleFactory.createRule();
    fts.rules().add(rule);
    PolygonSymbolizer polygon = createDefaultPolygonSymbolizer();
    rule.symbolizers().add(polygon);
    return sld;
}