Examples with LineSymbolizer org.opengis.style.LineSymbolizer used on opensource projects

Example 16 with LineSymbolizer

use of org.opengis.style.LineSymbolizer in project geotoolkit by Geomatys.

the class MapfileToSLDProcess method createLineSymbolizer.

private List<Symbolizer> createLineSymbolizer(final Feature style) {
    Expression expColor = (Expression) style.getPropertyValue(STYLE_COLOR.toString());
    Expression expWidth = (Expression) style.getPropertyValue(STYLE_WIDTH.toString());
    Expression expOpacity = (Expression) style.getPropertyValue(STYLE_OPACITY.toString());
    float[] dashes = (float[]) style.getPropertyValue(STYLE_PATTERN.toString());
    Literal explinecap = (Literal) style.getPropertyValue(STYLE_LINECAP.toString());
    Literal explinejoin = (Literal) style.getPropertyValue(STYLE_LINEJOIN.toString());
    Expression expOutlineColor = (Expression) style.getPropertyValue(STYLE_OUTLINECOLOR.toString());
    Expression expOutlineWidth = (Expression) style.getPropertyValue(STYLE_OUTLINEWIDTH.toString());
    if (expOpacity == null) {
        expOpacity = DEFAULT_STROKE_OPACITY;
    } else {
        // mapfile opacity is expressed in %, SE is in 0-1
        if (expOpacity instanceof Literal) {
            double d = ((Number) expOpacity.apply(null)).doubleValue();
            d /= 100d;
            expOpacity = FF.literal(d);
        } else {
            expOpacity = FF.divide(expOpacity, FF.literal(100));
        }
    }
    if (expWidth == null) {
        expWidth = DEFAULT_STROKE_WIDTH;
    }
    if (explinecap == null) {
        explinecap = STROKE_CAP_ROUND;
    }
    if (explinejoin == null) {
        explinejoin = DEFAULT_STROKE_JOIN;
    } else {
        // mapfile write 'miter' not 'mitre' like in sld/se
        if ("miter".equalsIgnoreCase(String.valueOf(explinejoin.getValue()))) {
            explinejoin = STROKE_JOIN_MITRE;
        }
    }
    final List<Symbolizer> symbolizers = new ArrayList<>();
    // this produce a line border effect
    if (expOutlineColor != null && expOutlineWidth != null) {
        final Expression width = FF.add(expWidth, FF.multiply(expOutlineWidth, FF.literal(2)));
        final Stroke stroke = SF.stroke(expOutlineColor, expOpacity, width, explinejoin, explinecap, null, LITERAL_ZERO_FLOAT);
        final LineSymbolizer outline = SF.lineSymbolizer("", (String) null, DEFAULT_DESCRIPTION, Units.POINT, stroke, LITERAL_ZERO_FLOAT);
        symbolizers.add(outline);
    }
    if (expColor != null) {
        // general informations
        final String name = "";
        final Description desc = DEFAULT_DESCRIPTION;
        // use the default geometry of the feature
        final String geometry = null;
        final Unit unit = Units.POINT;
        final Expression offset = LITERAL_ZERO_FLOAT;
        // the visual element
        final Expression dashOffset = LITERAL_ZERO_FLOAT;
        final Stroke stroke = SF.stroke(expColor, expOpacity, expWidth, explinejoin, explinecap, dashes, dashOffset);
        final LineSymbolizer symbolizer = SF.lineSymbolizer(name, geometry, desc, unit, stroke, offset);
        symbolizers.add(symbolizer);
    }
    return symbolizers;
}

Example 17 with LineSymbolizer

use of org.opengis.style.LineSymbolizer in project geotoolkit by Geomatys.

the class Styles method graphicStrokeLine.

public static MutableStyle graphicStrokeLine() throws URISyntaxException {
    // general informations
    final String name = "mySymbol";
    final Description desc = DEFAULT_DESCRIPTION;
    // use the default geometry of the feature
    final String geometry = null;
    final Unit unit = Units.POINT;
    final Expression offset = LITERAL_ONE_FLOAT;
    // the stroke fill
    // a pattern that will be repeated like a mosaic
    final Expression size = FF.literal(12);
    final Expression opacity = LITERAL_ONE_FLOAT;
    final Expression rotation = LITERAL_ONE_FLOAT;
    final AnchorPoint anchor = DEFAULT_ANCHOR_POINT;
    final Displacement disp = DEFAULT_DISPLACEMENT;
    final List<GraphicalSymbol> symbols = new ArrayList<GraphicalSymbol>();
    final GraphicalSymbol external = SF.externalGraphic(SF.onlineResource(Styles.class.getResource("/data/fish.png").toURI()), "image/png", null);
    symbols.add(external);
    final Graphic graphic = SF.graphic(symbols, opacity, size, rotation, anchor, disp);
    final Expression initialGap = LITERAL_ZERO_FLOAT;
    final Expression strokeGap = FF.literal(10);
    final GraphicStroke graphicStroke = SF.graphicStroke(graphic, strokeGap, initialGap);
    // the visual element
    final Expression color = SF.literal(Color.BLUE);
    final Expression width = FF.literal(4);
    final Expression linecap = STROKE_CAP_ROUND;
    final Expression linejoin = STROKE_JOIN_BEVEL;
    final float[] dashes = new float[] { 8, 4, 2, 2, 2, 2, 2, 4 };
    final Expression dashOffset = LITERAL_ZERO_FLOAT;
    final Stroke stroke = SF.stroke(graphicStroke, color, opacity, width, linejoin, linecap, dashes, dashOffset);
    final LineSymbolizer symbolizer = SF.lineSymbolizer(name, geometry, desc, unit, stroke, offset);
    final MutableStyle style = SF.style(symbolizer);
    return style;
}

Example 18 with LineSymbolizer

use of org.opengis.style.LineSymbolizer in project geotoolkit by Geomatys.

the class Styles method defaultLine.

// ////////////////////////////////////////////////////////////////////
// LINE SYMBOLIZER //////////////////////////////////////////////////
// ////////////////////////////////////////////////////////////////////
public static MutableStyle defaultLine() {
    final LineSymbolizer symbol = DEFAULT_LINE_SYMBOLIZER;
    final MutableStyle style = SF.style(symbol);
    return style;
}