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

Example 61 with PointSymbolizer

use of org.geotools.styling.PointSymbolizer in project polymap4-core by Polymap4.

the class DefaultStyles method createPointStyle.

/**
 * Create a Style to draw point features as circles with blue outlines
 * and cyan fill
 */
public static Style createPointStyle(Style style) {
    Graphic gr = sf.createDefaultGraphic();
    Mark mark = sf.getCircleMark();
    mark.setStroke(sf.createStroke(ff.literal(Color.RED), ff.literal(1.5)));
    mark.setFill(sf.createFill(ff.literal(Color.YELLOW)));
    gr.graphicalSymbols().clear();
    gr.graphicalSymbols().add(mark);
    gr.setSize(ff.literal(8));
    /*
         * Setting the geometryPropertyName arg to null signals that we want to draw
         * the default geometry of features
         */
    PointSymbolizer sym = sf.createPointSymbolizer(gr, null);
    Rule rule = sf.createRule();
    rule.symbolizers().add(sym);
    rule.setName("Rule for PointSymbolizer");
    style.featureTypeStyles().get(0).rules().add(rule);
    return style;
}

Example 62 with PointSymbolizer

use of org.geotools.styling.PointSymbolizer in project polymap4-core by Polymap4.

the class FilterTest method visiblePoint.

@Test
public void visiblePoint() throws Exception {
    FeatureStyle fs = repo.newFeatureStyle();
    // point
    PointStyle point = fs.members().createElement(PointStyle.defaults);
    assertTrue(point.visibleIf.get() instanceof ConstantFilter);
    point.visibleIf.createValue(initializeFilter(ff.equals(ff.property("prop"), ff.literal("literal"))));
    point.diameter.createValue(ConstantNumber.defaults(23.0));
    fs.store();
    log.info("SLD: " + repo.serializedFeatureStyle(fs.id(), String.class));
    org.geotools.styling.Style style = repo.serializedFeatureStyle(fs.id(), org.geotools.styling.Style.class).get();
    Rule rule = style.featureTypeStyles().get(0).rules().get(0);
    assertTrue(rule.getFilter() instanceof PropertyIsEqualTo);
    PropertyIsEqualTo filter = (PropertyIsEqualTo) rule.getFilter();
    assertTrue(filter.getExpression1() instanceof PropertyName);
    assertEquals("prop", ((PropertyName) filter.getExpression1()).getPropertyName());
    assertTrue(filter.getExpression2() instanceof Literal);
    assertEquals("literal", ((Literal) filter.getExpression2()).getValue());
    PointSymbolizer sym = (PointSymbolizer) rule.getSymbolizers()[0];
    assertEquals(SLDSerializer2.ff.literal(23.0), sym.getGraphic().getSize());
}

Example 63 with PointSymbolizer

use of org.geotools.styling.PointSymbolizer in project polymap4-core by Polymap4.

the class StyleModelTest method testScaleMappedNumbers.

@Test
public void testScaleMappedNumbers() throws Exception {
    FeatureStyle fs = repo.newFeatureStyle();
    PointStyle point = fs.members().createElement(PointStyle.defaults);
    point.diameter.createValue(ScaleMappedPrimitives.defaults()).add(0, 1, new Double(1)).add(1, 2, new Double(2)).add(2, Double.POSITIVE_INFINITY, new Double(3));
    fs.store();
    log.info("SLD: " + repo.serializedFeatureStyle(fs.id(), String.class));
    Style result = repo.serializedFeatureStyle(fs.id(), Style.class).get();
    assertEquals(1, result.featureTypeStyles().size());
    FeatureTypeStyle fts = result.featureTypeStyles().get(0);
    assertEquals(3, fts.rules().size());
    assertEqualsLiteral(1.0, ((PointSymbolizer) fts.rules().get(0).symbolizers().get(0)).getGraphic().getSize());
    assertEqualsLiteral(2.0, ((PointSymbolizer) fts.rules().get(1).symbolizers().get(0)).getGraphic().getSize());
    assertEqualsLiteral(3.0, ((PointSymbolizer) fts.rules().get(2).symbolizers().get(0)).getGraphic().getSize());
}

Example 64 with PointSymbolizer

use of org.geotools.styling.PointSymbolizer in project hale by halestudio.

the class DefinitionImages method getLegendImage.

/**
 * Get a legend image for a given type definition
 *
 * @param type the type definition
 * @param dataSet the data set the type definition belongs to
 * @param definedOnly if only for defined styles a image shall be created
 * @return the legend image or <code>null</code>
 */
protected BufferedImage getLegendImage(TypeDefinition type, DataSet dataSet, boolean definedOnly) {
    StyleService ss = PlatformUI.getWorkbench().getService(StyleService.class);
    Style style = (definedOnly) ? (ss.getDefinedStyle(type)) : (ss.getStyle(type, dataSet));
    if (style == null) {
        return null;
    }
    // create a dummy feature based on the style
    Drawer d = Drawer.create();
    SimpleFeature feature = null;
    Symbolizer[] symbolizers = SLD.symbolizers(style);
    if (symbolizers.length > 0) {
        Symbolizer symbolizer = symbolizers[0];
        if (symbolizer instanceof LineSymbolizer) {
            feature = d.feature(d.line(LINE_POINTS));
        } else if (symbolizer instanceof PointSymbolizer) {
            feature = d.feature(d.point(WIDTH / 2, HEIGHT / 2));
        }
        if (symbolizer instanceof PolygonSymbolizer) {
            feature = d.feature(d.polygon(POLY_POINTS));
        }
    }
    if (feature != null) {
        BufferedImage image = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_INT_ARGB);
        // GraphicsEnvironment.getLocalGraphicsEnvironment().
        // getDefaultScreenDevice().getDefaultConfiguration().createCompatibleImage(WIDTH, HEIGHT,
        // Transparency.TRANSLUCENT);
        // use white background to have a neutral color even if selected
        Color bg = Color.WHITE;
        Graphics2D g = image.createGraphics();
        try {
            g.setColor(bg);
            g.fillRect(0, 0, WIDTH, HEIGHT);
        } finally {
            g.dispose();
        }
        d.drawDirect(image, feature, style);
        return image;
    }
    return null;
}

Example 65 with PointSymbolizer

use of org.geotools.styling.PointSymbolizer in project hale by halestudio.

the class StyleServiceImpl method getSelectionSymbolizers.

/**
 * Get the symbolizers representing the given symbolizer for a selection
 *
 * @param symbolizer the symbolizer
 *
 * @return the selection symbolizers
 */
private List<Symbolizer> getSelectionSymbolizers(Symbolizer symbolizer) {
    List<Symbolizer> result = new ArrayList<Symbolizer>();
    Color color = StylePreferences.getSelectionColor();
    int width = StylePreferences.getSelectionWidth();
    if (symbolizer instanceof PolygonSymbolizer) {
        result.add(StyleHelper.createPolygonSymbolizer(color, width));
    } else if (symbolizer instanceof LineSymbolizer) {
        result.add(StyleHelper.createLineSymbolizer(color, width));
    } else if (symbolizer instanceof PointSymbolizer) {
        result.add(StyleHelper.mutatePointSymbolizer((PointSymbolizer) symbolizer, color, width));
    // result.add(createPointSymbolizer(color, width));
    } else {
    // do not fall-back to original symbolizer cause we are painting
    // over it
    // result.add(symbolizer);
    }
    return result;
}