Examples of org.geotools.styling.StyleBuilder

org.geotools.styling.StyleBuilder
An utility class designed to ease style building with convenience methods. @author aaime @source $URL$

    // sldExample end
}


private void featureTypeStyleExample() {
    // featureTypeStyleExample start
    StyleBuilder styleBuilder = new StyleBuilder();
    Style style = styleBuilder.createStyle();
    
    PointSymbolizer pointSymbolizer = styleBuilder.createPointSymbolizer();
    
    Graphic graphic = styleBuilder.createGraphic();
    ExternalGraphic external = styleBuilder.createExternalGraphic("file:///C:/images/house.gif",
            "image/gif");
    graphic.graphicalSymbols().add(external);
    graphic.graphicalSymbols().add(styleBuilder.createMark("circle"));
    
    pointSymbolizer.setGraphic(graphic);
    
    Rule rule = styleBuilder.createRule(pointSymbolizer);
    FeatureTypeStyle featureTypeStyle = styleBuilder.createFeatureTypeStyle("Feature", rule);
    style.featureTypeStyles().add(featureTypeStyle);
    
    // featureTypeStyleExample end
}

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}


private void quickPointSymbolizer() {
    // quickPointSymbolizer start
    // "testPoint" feature type style
    StyleBuilder sb = new StyleBuilder();
    FilterFactory2 ff = sb.getFilterFactory();
    
    Mark testMark = sb.createMark(sb.attributeExpression("name"), sb.createFill(Color.RED, 0.5),
            null);
    Graphic graph = sb.createGraphic(null, // An external graphics if needed
            new Mark[] { testMark }, // a Mark if not an external graphics
            null, // aSymbol
            ff.literal(1), // opacity
            ff.property("size"), // read from feature "size" attribute
            ff.property("rotation")); // rotation, here read into the feature
    PointSymbolizer aPointSymbolizer = sb.createPointSymbolizer(graph);
    
    // creation of the style
    Style style = sb.createStyle(aPointSymbolizer);
    // quickPointSymbolizer end
}

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}


private void quickTextSymbolizer() {
    // quickTextSymbolizer start
    // "labelPoint" feature type style
    StyleBuilder sb = new StyleBuilder();
    FilterFactory2 ff = sb.getFilterFactory();
    
    // creation of the TextSymbolizer
    AnchorPoint anchorPoint = sb.createAnchorPoint(sb.attributeExpression("X"),
            sb.attributeExpression("Y"));
    PointPlacement pointPlacement = sb.createPointPlacement(anchorPoint, null,
            sb.literalExpression(0));
    TextSymbolizer textSymbolizer = sb.createTextSymbolizer(sb.createFill(Color.BLACK), new Font[] {
            sb.createFont("Lucida Sans", 10), sb.createFont("Arial", 10) }, sb.createHalo(),
            sb.attributeExpression("name"), pointPlacement, null);
    
    // creation of the Point symbolizer
    Mark circle = sb.createMark(StyleBuilder.MARK_CIRCLE, Color.RED);
    Graphic graph2 = sb.createGraphic(null, circle, null, 1, 4, 0);
    PointSymbolizer pointSymbolizer = sb.createPointSymbolizer(graph2);
    
    // creation of the style
    Style style = sb.createStyle();
    FeatureTypeStyle featureTypeStyle = sb.createFeatureTypeStyle("labelPoint", new Symbolizer[] {
            textSymbolizer, pointSymbolizer });
    style.featureTypeStyles().add(featureTypeStyle);
    
    // creation of the style
    // quickTextSymbolizer end

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    // quickTextSymbolizer end
}


private void quickPolygonSymbolizer() {
    // quickPolygonSymbolizer start
    StyleBuilder styleBuilder = new StyleBuilder();
    FilterFactory2 ff = CommonFactoryFinder.getFilterFactory2();
    
    PolygonSymbolizer polygonSymbolizer = styleBuilder.createPolygonSymbolizer(Color.BLUE);
    polygonSymbolizer.getFill().setOpacity(ff.literal(0.5)); // 50% blue
    
    polygonSymbolizer.setStroke(styleBuilder.createStroke(Color.BLACK, 2.0));
    
    // will create a default feature type style and rule etc...
    Style style = styleBuilder.createStyle(polygonSymbolizer);
    // quickPolygonSymbolizer end
}

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    // parseSLD end
}


private void markTestSLD() {
    // markTestSLD start
    StyleBuilder sb = new StyleBuilder();
    FilterFactory ff = sb.getFilterFactory();
    Style style = sb.createStyle();
    style.setName("MyStyle");
    
    // "testPoint" feature type style
    Mark testMark = sb.createMark(sb.attributeExpression("name"), sb.createFill(Color.RED, 0.5),
            null);
    Graphic graph = sb.createGraphic(null, new Mark[] { testMark }, null, sb.literalExpression(1),
            sb.attributeExpression("size"), sb.attributeExpression("rotation"));
    style.featureTypeStyles().add(
            sb.createFeatureTypeStyle("testPoint", sb.createPointSymbolizer(graph)));
    
    // "labelPoint" feature type style
    AnchorPoint anchorPoint = sb.createAnchorPoint(sb.attributeExpression("X"),
            sb.attributeExpression("Y"));
    PointPlacement pointPlacement = sb.createPointPlacement(anchorPoint, null,
            sb.literalExpression(0));
    TextSymbolizer textSymbolizer = sb.createTextSymbolizer(sb.createFill(Color.BLACK), new Font[] {
            sb.createFont("Lucida Sans", 10), sb.createFont("Arial", 10) }, sb.createHalo(),
            sb.attributeExpression("name"), pointPlacement, null);
    Mark circle = sb.createMark(StyleBuilder.MARK_CIRCLE, Color.RED);
    Graphic graph2 = sb.createGraphic(null, circle, null, 1, 4, 0);
    PointSymbolizer pointSymbolizer = sb.createPointSymbolizer(graph2);
    style.featureTypeStyles().add(
            sb.createFeatureTypeStyle("labelPoint", new Symbolizer[] { textSymbolizer,
                    pointSymbolizer }));
    // markTestSLD end
}

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    @Before
    public void setUp() throws Exception {
        sf = CommonFactoryFinder.getStyleFactory(null);
        ff = CommonFactoryFinder.getFilterFactory2(null);
        sb = new StyleBuilder(sf, ff);
        scale = 2.0;
        visitor = new DpiRescaleStyleVisitor(scale);
    }

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     * @param enabled 
     */
    public void setGraphic( Graphic graphic, Mode mode, Color defaultColor ) {
        boolean enabled = true;
        if (graphic == null) {
            StyleBuilder builder = new StyleBuilder();
            graphic = builder.createGraphic(null, builder.createMark(StyleBuilder.MARK_SQUARE, defaultColor), null);
            enabled = true;
        }
        this.width = SLDs.size(graphic);
        String text = MessageFormat.format("{0,number,#0}", this.width); //$NON-NLS-1$
        if (text != null) {

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        try {
            boolean enabled = true;
            Stroke line = aLine;


            if (line == null) {
                StyleBuilder builder = new StyleBuilder();
                line = builder.createStroke(defaultColor);
                enabled = false;
            }
            this.enabled = enabled && (mode != Mode.NONE && line != null);
            this.color = SLD.color(line);
            this.width = SLD.width(line);

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    }


    @Test
    public void testRescaleGraphicPointSymbolizer() {
        // create a graphic that needs rescaling
        StyleBuilder sb = new StyleBuilder();
        
        // create a circle
        Mark circle = sb.createMark("circle", null, sb.createStroke(500));
        Graphic g = sb.createGraphic(null, circle, null);
        
        // a point symbolizer with the specified circle
        PointSymbolizer ps = sb.createPointSymbolizer(g);
        
        // first see it in feet
        ps.setUnitOfMeasure(NonSI.FOOT);
        
        // rescale it

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        UomRescaleStyleVisitor visitor = null;
        double size = 100;
        double scaleMetersToPixel = 10;
        double expectedRescaledSize = computeExpectedRescaleSize(size, scaleMetersToPixel, SI.METER);


        StyleBuilder styleBuilder = new StyleBuilder();
        LineSymbolizerImpl lineSymb = (LineSymbolizerImpl) styleBuilder.createLineSymbolizer();
        lineSymb.getStroke().setWidth(ff.literal(size + "m"));


        visitor = new UomRescaleStyleVisitor(scaleMetersToPixel);


        lineSymb.accept(visitor);

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org.geotools.renderer.label.LabelCacheImplTest

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