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

Example 26 with LineSymbolizer

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

the class StyleModelTest method testSimpleLine.

@Test
public void testSimpleLine() throws Exception {
    FeatureStyle fs = repo.newFeatureStyle();
    LineStyle style = fs.members().createElement(LineStyle.defaults);
    assertTrue(style.visibleIf.get() instanceof ConstantFilter);
    style.fill.get().color.createValue(ConstantColor.defaults(0, 0, 0));
    style.fill.get().width.createValue(ConstantNumber.defaults(5.0));
    style.fill.get().opacity.createValue(ConstantNumber.defaults(0.0));
    style.stroke.get().color.createValue(ConstantColor.defaults(100, 100, 100));
    style.stroke.get().width.createValue(ConstantNumber.defaults(5.0));
    style.stroke.get().opacity.createValue(ConstantNumber.defaults(0.5));
    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(1, fts.rules().size());
    Rule rule = fts.rules().get(0);
    assertEquals(0, rule.getMinScaleDenominator(), 0);
    assertEquals(Double.POSITIVE_INFINITY, rule.getMaxScaleDenominator(), 0);
    assertEquals(2, rule.symbolizers().size());
    assertNull(rule.getFilter());
    LineSymbolizer strokeLine = (LineSymbolizer) rule.symbolizers().get(0);
    assertEqualsLiteral(0.5, strokeLine.getStroke().getOpacity());
    assertEqualsLiteral(15.0, strokeLine.getStroke().getWidth());
    LineSymbolizer fillLine = (LineSymbolizer) rule.symbolizers().get(1);
    assertEqualsLiteral(0.0, fillLine.getStroke().getOpacity());
    assertEqualsLiteral(5.0, fillLine.getStroke().getWidth());
}

Example 27 with LineSymbolizer

use of org.geotools.styling.LineSymbolizer 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 28 with LineSymbolizer

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

the class SimpleLineStylePage method createControl.

/**
 * @see IDialogPage#createControl(Composite)
 */
@Override
public void createControl(Composite parent) {
    // create new controls
    Composite page = new Composite(parent, SWT.NONE);
    RowLayout layout = new RowLayout(SWT.HORIZONTAL);
    page.setLayout(layout);
    Style style = getParent().getStyle();
    LineSymbolizer line = null;
    try {
        Symbolizer[] symbolizers = SLD.symbolizers(style);
        for (Symbolizer symbol : symbolizers) {
            if (symbol instanceof LineSymbolizer) {
                line = (LineSymbolizer) symbol;
                break;
            }
        }
    } catch (Exception e) {
    // ignore
    }
    if (line == null) {
        line = styleBuilder.createLineSymbolizer();
    }
    lineEditor = new LineSymbolizerEditor(page, line);
    setControl(page);
}

Example 29 with LineSymbolizer

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

the class SimplePointStylePage method createControl.

/**
 * @see IDialogPage#createControl(Composite)
 */
@Override
public void createControl(Composite parent) {
    // create new controls
    Composite page = new Composite(parent, SWT.NONE);
    RowLayout layout = new RowLayout(SWT.HORIZONTAL);
    page.setLayout(layout);
    Style style = getParent().getStyle();
    PointSymbolizer point = null;
    try {
        Symbolizer[] symbolizers = SLD.symbolizers(style);
        for (Symbolizer symbol : symbolizers) {
            if (symbol instanceof LineSymbolizer) {
                point = (PointSymbolizer) symbol;
                break;
            }
        }
    } catch (Exception e) {
    // ignore
    }
    if (point == null) {
        point = styleBuilder.createPointSymbolizer();
    }
    pointEditor = new PointSymbolizerEditor(page, point);
    setControl(page);
}

Example 30 with LineSymbolizer

use of org.geotools.styling.LineSymbolizer 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;
}