Examples of org.openstreetmap.josm.gui.mappaint.Environment

Package org.openstreetmap.josm.gui.mappaint

Examples of org.openstreetmap.josm.gui.mappaint.Environment

org.openstreetmap.josm.gui.mappaint.Environment
Environment is a data object to provide access to various "global" parameters. It is used during processing of MapCSS rules and for the generation of style elements.

                    if (ai.isSetInstruction) {
                        containsSetClassExpression = true;
                        continue;
                    }
                    final String val = ai.val instanceof Expression
                            ? (String) ((Expression) ai.val).evaluate(new Environment())
                            : ai.val instanceof String
                            ? (String) ai.val
                            : null;
                    if (ai.key.startsWith("throw")) {
                        try {

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            // Tests whether the primitive contains a deprecated tag which is represented by this MapCSSTagChecker.
            return whichSelectorMatchesPrimitive(primitive) != null;
        }


        Selector whichSelectorMatchesPrimitive(OsmPrimitive primitive) {
            return whichSelectorMatchesEnvironment(new Environment().withPrimitive(primitive));
        }

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                return rule.declaration.toString();
            } else {
                final Object val = errors.keySet().iterator().next().val;
                return String.valueOf(
                        val instanceof Expression
                                ? ((Expression) val).evaluate(new Environment().withPrimitive(p))
                                : val
                );
            }
        }

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         *
         * @param p the primitive to construct the error for
         * @return an instance of {@link TestError}, or returns null if the primitive does not give rise to an error.
         */
        TestError getErrorForPrimitive(OsmPrimitive p) {
            final Environment env = new Environment().withPrimitive(p);
            return getErrorForPrimitive(p, whichSelectorMatchesEnvironment(env), env);
        }

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            static PrimitiveToTag ofMapCSSObject(final Object obj, final boolean keyOnly) {
                if (obj instanceof Expression) {
                    return new PrimitiveToTag() {
                        @Override
                        public Tag apply(OsmPrimitive p) {
                            final String s = (String) ((Expression) obj).evaluate(new Environment().withPrimitive(p));
                            return keyOnly? new Tag(s) : Tag.ofString(s);
                        }
                    };
                } else if (obj instanceof String) {
                    final Tag tag = keyOnly ? new Tag((String) obj) : Tag.ofString((String) obj);

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     * @param includeOtherSeverity if {@code true}, errors of severity {@link Severity#OTHER} (info) will also be returned
     * @return all errors for the given primitive, with or without those of "info" severity
     */
    public synchronized Collection<TestError> getErrorsForPrimitive(OsmPrimitive p, boolean includeOtherSeverity) {
        final ArrayList<TestError> r = new ArrayList<>();
        final Environment env = new Environment(p, new MultiCascade(), Environment.DEFAULT_LAYER, null);
        for (Set<TagCheck> schecks : checks.values()) {
            for (TagCheck check : schecks) {
                if (Severity.OTHER.equals(check.getSeverity()) && !includeOtherSeverity) {
                    continue;
                }

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        MultiCascade mc = new MultiCascade();
        Node n = new Node();
        String code = LanguageInfo.getJOSMLocaleCode();
        n.put("lang", code);
        // create a fake environment to read the meta data block
        Environment env = new Environment(n, mc, "default", this);


        for (MapCSSRule r : rules) {
            if ((r.selector instanceof GeneralSelector)) {
                GeneralSelector gs = (GeneralSelector) r.selector;
                if (gs.getBase().equals(type)) {

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        return backgroundColorOverride;
    }


    @Override
    public void apply(MultiCascade mc, OsmPrimitive osm, double scale, OsmPrimitive multipolyOuterWay, boolean pretendWayIsClosed) {
        Environment env = new Environment(osm, mc, null, this);
        MapCSSRuleIndex matchingRuleIndex;
        if (osm instanceof Node) {
            matchingRuleIndex = nodeRules;
        } else if (osm instanceof Way) {
            if (osm.isKeyFalse("area")) {
                matchingRuleIndex = wayNoAreaRules;
            } else {
                matchingRuleIndex = wayRules;
            }
        } else {
            if (((Relation) osm).isMultipolygon()) {
                matchingRuleIndex = multipolygonRules;
            } else if (osm.hasKey("#canvas")) {
                matchingRuleIndex = canvasRules;
            } else {
                matchingRuleIndex = relationRules;
            }
        }
        
        // the declaration indices are sorted, so it suffices to save the
        // last used index
        int lastDeclUsed = -1;


        for (MapCSSRule r : matchingRuleIndex.getRuleCandidates(osm)) {
            env.clearSelectorMatchingInformation();
            env.layer = r.selector.getSubpart();
            if (r.selector.matches(env)) { // as side effect env.parent will be set (if s is a child selector)
                Selector s = r.selector;
                if (s.getRange().contains(scale)) {
                    mc.range = Range.cut(mc.range, s.getRange());

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                CheckParameterUtil.ensureThat(!(e.osm instanceof Node), "Nodes not supported");
            }


            @Override
            public void visit(Node n) {
                if (e.child == null && left.matches(new Environment().withPrimitive(n))) {
                    if (e.osm instanceof Way && Geometry.nodeInsidePolygon(n, ((Way) e.osm).getNodes())
                            || e.osm instanceof Relation && ((Relation) e.osm).isMultipolygon() && Geometry.isNodeInsideMultiPolygon(n, (Relation) e.osm, null)) {
                        e.child = n;
                    }
                }

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                }
            }


            @Override
            public void visit(Way w) {
                if (e.child == null && left.matches(new Environment().withPrimitive(w))) {
                    if (e.osm instanceof Way && Geometry.PolygonIntersection.FIRST_INSIDE_SECOND.equals(Geometry.polygonIntersection(w.getNodes(), ((Way) e.osm).getNodes()))
                            || e.osm instanceof Relation && ((Relation) e.osm).isMultipolygon() && Geometry.isPolygonInsideMultiPolygon(w.getNodes(), (Relation) e.osm, null)) {
                        e.child = w;
                    }
                }

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Related Classes of org.openstreetmap.josm.gui.mappaint.Environment

org.openstreetmap.josm.data.validation.tests.MapCSSTagChecker

org.openstreetmap.josm.data.validation.tests.MapCSSTagChecker$TagCheck

org.openstreetmap.josm.data.validation.tests.MapCSSTagChecker$TagCheck$PrimitiveToTag

org.openstreetmap.josm.gui.mappaint.mapcss.MapCSSStyleSource

org.openstreetmap.josm.gui.mappaint.mapcss.Selector$ChildOrParentSelector

org.openstreetmap.josm.gui.mappaint.mapcss.Selector$ChildOrParentSelector$ContainsFinder

org.openstreetmap.josm.gui.mappaint.mapcss.Selector$ChildOrParentSelector$CrossingFinder

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