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

Example 1 with ExternalGraphic

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

the class StyleCacheTest method externalCacheTest.

@Test
public void externalCacheTest() throws Exception {
    final ExternalGraphic ext = SF.externalGraphic("/org/geotoolkit/display2d/sample.svg", "image/svg");
    CachedExternal cached = CachedExternal.cache(ext);
    assertFalse(cached.isStatic());
    assertEquals(VisibilityState.VISIBLE, cached.isStaticVisible());
    assertTrue(cached.isVisible(null));
    BufferedImage buffer = cached.getImage(Float.NaN, 1, null);
    assertNotNull(buffer);
    assertEquals(buffer.getWidth(), 12);
    assertEquals(buffer.getHeight(), 12);
    buffer = cached.getImage(null, 1, null);
    assertEquals(buffer.getWidth(), 12);
    assertEquals(buffer.getHeight(), 12);
    buffer = cached.getImage(24f, 1, null);
    assertEquals(buffer.getWidth(), 24);
    assertEquals(buffer.getHeight(), 24);
}

Example 2 with ExternalGraphic

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

the class InlineImageTest method readImage.

@Test
public void readImage() throws Exception {
    final BufferedImage image = new BufferedImage(20, 10, BufferedImage.TYPE_INT_ARGB);
    final String geometry = null;
    final ExternalGraphic external = SF.externalGraphic(new ImageIcon(image), Collections.EMPTY_LIST);
    final Graphic graphic = SF.graphic(Collections.singletonList((GraphicalSymbol) external), LITERAL_ONE_FLOAT, LITERAL_ONE_FLOAT, LITERAL_ONE_FLOAT, DEFAULT_ANCHOR_POINT, DEFAULT_DISPLACEMENT);
    final PointSymbolizer ips = SF.pointSymbolizer("", geometry, DEFAULT_DESCRIPTION, Units.POINT, graphic);
    final MutableStyle style = SF.style(ips);
    final File f = File.createTempFile("sld", ".xml");
    f.deleteOnExit();
    final StyleXmlIO io = new StyleXmlIO();
    io.writeStyle(f, style, Specification.StyledLayerDescriptor.V_1_1_0);
    final MutableStyle result = io.readStyle(f, Specification.SymbologyEncoding.V_1_1_0);
    final Symbolizer s = result.featureTypeStyles().get(0).rules().get(0).symbolizers().get(0);
    assertTrue(s instanceof PointSymbolizer);
    final PointSymbolizer ps = (PointSymbolizer) s;
    final ExternalGraphic eg = (ExternalGraphic) ps.getGraphic().graphicalSymbols().get(0);
    assertNotNull(eg);
    final Icon ri = eg.getInlineContent();
    assertNotNull(ri);
    assertEquals(20, ri.getIconWidth());
    assertEquals(10, ri.getIconHeight());
}

Example 3 with ExternalGraphic

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

the class GTtoSE110Transformer method visit.

/**
 * transform a GT graphic in jaxb graphic
 */
@Override
public GraphicType visit(final Graphic graphic, final Object data) {
    final GraphicType gt = se_factory.createGraphicType();
    gt.setAnchorPoint(visit(graphic.getAnchorPoint(), null));
    for (final GraphicalSymbol gs : graphic.graphicalSymbols()) {
        if (gs instanceof Mark) {
            final Mark mark = (Mark) gs;
            gt.getExternalGraphicOrMark().add(visit(mark, null));
        } else if (gs instanceof ExternalMark) {
            final ExternalMark ext = (ExternalMark) gs;
            gt.getExternalGraphicOrMark().add(visit(ext, null));
        } else if (gs instanceof ExternalGraphic) {
            final ExternalGraphic ext = (ExternalGraphic) gs;
            gt.getExternalGraphicOrMark().add(visit(ext, null));
        }
    }
    gt.setDisplacement(visit(graphic.getDisplacement(), null));
    gt.setOpacity(visitExpression(graphic.getOpacity()));
    gt.setRotation(visitExpression(graphic.getRotation()));
    gt.setSize(visitExpression(graphic.getSize()));
    return gt;
}

Example 4 with ExternalGraphic

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

the class CachedGraphic method evaluateGraphic.

private boolean evaluateGraphic() {
    final List<GraphicalSymbol> symbols = styleElement.graphicalSymbols();
    final Expression expOpacity = styleElement.getOpacity();
    final Expression expRotation = styleElement.getRotation();
    final Expression expSize = styleElement.getSize();
    // Opacity -------------------------------------
    if (GO2Utilities.isStatic(expOpacity)) {
        cachedOpacity = GO2Utilities.evaluate(expOpacity, null, 1f, 0f, 1f);
        // we return false, opacity is 0 no need to cache or draw anything
        if (cachedOpacity <= 0) {
            isStaticVisible = VisibilityState.UNVISIBLE;
            return false;
        }
        // this style is visible
        if (isStaticVisible == VisibilityState.NOT_DEFINED)
            isStaticVisible = VisibilityState.VISIBLE;
    } else {
        // this style visibility is dynamic
        if (isStaticVisible != VisibilityState.UNVISIBLE)
            isStaticVisible = VisibilityState.DYNAMIC;
        isStatic = false;
        GO2Utilities.getRequieredAttributsName(expOpacity, requieredAttributs);
    }
    // Rotation ------------------------------------
    if (GO2Utilities.isStatic(expRotation)) {
        cachedRotation = (float) Math.toRadians(GO2Utilities.evaluate(expRotation, null, Number.class, 0d).doubleValue());
    } else {
        isStatic = false;
        GO2Utilities.getRequieredAttributsName(expRotation, requieredAttributs);
    }
    // Size ----------------------------------------
    if (GO2Utilities.isStatic(expSize)) {
        cachedSize = GO2Utilities.evaluate(expSize, null, Number.class, Float.NaN).floatValue();
        // we return false, size is 0 no need to cache or draw anything
        if (cachedSize <= 0) {
            isStaticVisible = VisibilityState.UNVISIBLE;
            return false;
        }
        // this style is visible
        if (isStaticVisible == VisibilityState.NOT_DEFINED)
            isStaticVisible = VisibilityState.VISIBLE;
    } else {
        // this style visibility is dynamic
        if (isStaticVisible != VisibilityState.UNVISIBLE)
            isStaticVisible = VisibilityState.DYNAMIC;
        isStatic = false;
        GO2Utilities.getRequieredAttributsName(expSize, requieredAttributs);
    }
    // grab the first available symbol-------------------
    boolean found = false;
    graphicLoop: for (GraphicalSymbol symbol : symbols) {
        if (symbol instanceof Mark) {
            CachedMark candidateMark = CachedMark.cache((Mark) symbol);
            // test if the mark is valid, could be false if an URL or anything is broken
            if (candidateMark.isValid()) {
                // if the mark is invisible this graphic is invisible too
                // so there is nothing to cache
                VisibilityState markStaticVisibility = candidateMark.isStaticVisible();
                if (markStaticVisibility == VisibilityState.UNVISIBLE) {
                    isStaticVisible = VisibilityState.UNVISIBLE;
                    return false;
                } else if (markStaticVisibility == VisibilityState.VISIBLE) {
                    if (isStaticVisible == VisibilityState.NOT_DEFINED)
                        isStaticVisible = VisibilityState.VISIBLE;
                    if (!candidateMark.isStatic())
                        isStatic = false;
                    this.cachedMark = candidateMark;
                } else {
                    if (isStaticVisible != VisibilityState.UNVISIBLE)
                        isStaticVisible = VisibilityState.DYNAMIC;
                    if (!candidateMark.isStatic())
                        isStatic = false;
                    this.cachedMark = candidateMark;
                }
                candidateMark.getRequieredAttributsName(requieredAttributs);
                found = true;
                break graphicLoop;
            }
        } else if (symbol instanceof ExternalGraphic) {
            CachedExternal candidateExternal = CachedExternal.cache((ExternalGraphic) symbol);
            if (candidateExternal.isValid()) {
                // so there is nothing to cache
                if (candidateExternal.isStaticVisible() == VisibilityState.UNVISIBLE) {
                    isStaticVisible = VisibilityState.UNVISIBLE;
                    return false;
                }
                // }else{
                if (isStaticVisible != VisibilityState.UNVISIBLE)
                    isStaticVisible = VisibilityState.DYNAMIC;
                isStatic = false;
                this.cachedExternal = candidateExternal;
                // }
                candidateExternal.getRequieredAttributsName(requieredAttributs);
                found = true;
                break graphicLoop;
            }
        }
    }
    // create the default square symbol is no symbol found
    if (!found) {
        Mark mark = GO2Utilities.STYLE_FACTORY.mark();
        cachedMark = CachedMark.cache(mark);
        if (isStaticVisible == VisibilityState.NOT_DEFINED)
            isStaticVisible = VisibilityState.VISIBLE;
    // //if size is static, we can cache the symbol graphic
    // if(!Float.isNaN(cachedSize)){
    // BufferedImage buffer = cachedMark.getImage(null, cachedSize);
    // cachedValues.put(ID_SUBBUFFER, buffer);
    // }else{
    // }
    }
    return true;
}

Example 5 with ExternalGraphic

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

the class DefaultStyleVisitor method visit.

@Override
public Object visit(final Graphic graphic, Object data) {
    final AnchorPoint ac = graphic.getAnchorPoint();
    if (ac != null) {
        data = ac.accept(this, data);
    }
    final Displacement disp = graphic.getDisplacement();
    if (disp != null) {
        data = disp.accept(this, data);
    }
    final Expression opa = graphic.getOpacity();
    if (opa != null) {
        visit(opa, data);
    }
    final Expression rot = graphic.getRotation();
    if (rot != null) {
        visit(rot, data);
    }
    final Expression size = graphic.getSize();
    if (size != null) {
        visit(size, data);
    }
    final List<GraphicalSymbol> symbols = graphic.graphicalSymbols();
    if (symbols != null) {
        for (GraphicalSymbol gs : symbols) {
            if (gs instanceof Mark) {
                data = ((Mark) gs).accept(this, data);
            } else if (gs instanceof ExternalGraphic) {
                data = ((ExternalGraphic) gs).accept(this, data);
            }
        }
    }
    return data;
}