Examples with StyleSheetDefinition org.kie.workbench.common.stunner.svg.gen.model.StyleSheetDefinition used on opensource projects

Example 1 with StyleSheetDefinition

use of org.kie.workbench.common.stunner.svg.gen.model.StyleSheetDefinition in project kie-wb-common by kiegroup.

the class SVGGeneratorImpl method generate.

@Override
public StringBuffer generate(final SVGGeneratorRequest request) throws GeneratorException {
    final String name = request.getName();
    final String pkg = request.getPkg();
    final String typeOf = request.getImplementedType();
    final String cssPath = request.getCssPath();
    final Map<String, String> viewSources = request.getViewSources();
    final ViewFactoryImpl viewFactory = new ViewFactoryImpl(name, pkg, typeOf);
    // Process the global CSS declaration specified in the factory, if any.
    final StyleSheetDefinition[] styleSheetDefinition = new StyleSheetDefinition[1];
    if (null != cssPath && cssPath.trim().length() > 0) {
        final InputStream cssStream = loadResource(cssPath);
        if (null != cssStream) {
            try {
                styleSheetDefinition[0] = SVGStyleTranslator.parseStyleSheetDefinition(cssPath, cssStream);
                viewFactory.setStyleSheetDefinition(styleSheetDefinition[0]);
            } catch (Exception e) {
                throw new RuntimeException("Error while processing the glocal CSS file [" + cssPath + "] ", e);
            }
        }
    }
    // Process all SVG files specified in the factory.
    // TODO: Hmmm
    final Set<String> processedSvgIds = new LinkedHashSet<>();
    viewSources.forEach((fMethodName, svgPath) -> {
        parseSVGViewSource(fMethodName, svgPath, styleSheetDefinition[0], result -> {
            result.setId(fMethodName);
            result.setFactoryMethodName(fMethodName);
            viewFactory.getViewDefinitions().add(result);
        });
        processedSvgIds.add(fMethodName);
    });
    // Parse referenced svg files as well, if any.
    final List<ViewDefinition<?>> referencedViewDefinitions = new LinkedList<>();
    viewFactory.getViewDefinitions().stream().flatMap(v -> v.getSVGViewRefs().stream()).filter(vd -> !processedSvgIds.contains(vd.getViewRefId())).forEach(vd -> parseSVGViewSource(vd.getViewRefId(), vd.getFilePath(), styleSheetDefinition[0], result -> {
        final String id = SVGGeneratorFormatUtils.getValidInstanceId(result);
        result.setFactoryMethodName(id);
        referencedViewDefinitions.add(result);
        processedSvgIds.add(id);
    }));
    viewFactory.getViewDefinitions().addAll(referencedViewDefinitions);
    return viewFactoryGenerator.generate(viewFactory);
}

Example 2 with StyleSheetDefinition

use of org.kie.workbench.common.stunner.svg.gen.model.StyleSheetDefinition in project kie-wb-common by kiegroup.

the class SVGDocumentTranslatorImpl method translate.

@Override
@SuppressWarnings("unchecked")
public ViewDefinition<SVGShapeView> translate(final SVGTranslatorContext context) throws TranslatorException {
    final Document root = context.getRoot();
    final StyleSheetDefinition styleSheetDefinition = context.getGlobalStyleSheet().orElse(null);
    // Initialze the context with the available translators.
    context.setElementTranslators(elementTranslators);
    // Process the SVG node stuff.
    final double[] svgCoord = new double[] { 0d, 0d };
    final double[] svgSize = new double[] { 0d, 0d };
    final ViewDefinition.ViewBoxDefinition[] viewBox = new ViewDefinition.ViewBoxDefinition[1];
    final NodeList svgNodes = root.getElementsByTagName(SVG_TAG);
    if (null != svgNodes && svgNodes.getLength() > 1) {
        throw new TranslatorException("Only a single SVG node supported.!");
    } else if (null == svgNodes || svgNodes.getLength() == 0) {
        throw new TranslatorException("No SVG root node found!");
    }
    final Element svgNode = (Element) svgNodes.item(0);
    // SVG id.
    String svgId = svgNode.getAttribute(ID);
    if (isEmpty(svgId)) {
        throw new TranslatorException("The SVG node must contain a valid ID attribute.");
    }
    context.setSVGId(svgId);
    if (null == context.getViewId()) {
        svgId = svgNode.getAttribute(ID);
        context.setViewId(svgId);
    }
    // View box.
    final String x = svgNode.getAttribute(X);
    final String y = svgNode.getAttribute(Y);
    final String width = svgNode.getAttribute(WIDTH);
    if (isEmpty(width)) {
        throw new TranslatorException("The SVG node [" + svgId + "] must contain a valid WIDTH attribute.");
    }
    final String height = svgNode.getAttribute(HEIGHT);
    if (isEmpty(height)) {
        throw new TranslatorException("The SVG node [" + svgId + "] must contain a valid HEIGHT attribute.");
    }
    svgCoord[0] = SVGAttributeParser.toPixelValue(x, X_DEFAULT);
    svgCoord[1] = SVGAttributeParser.toPixelValue(y, Y_DEFAULT);
    svgSize[0] = SVGAttributeParser.toPixelValue(width);
    svgSize[1] = SVGAttributeParser.toPixelValue(height);
    final String vbox = svgNode.getAttribute(VIEW_BOX);
    if (isEmpty(vbox)) {
        throw new TranslatorException("The SVG node [" + svgId + "] must contain a valid VIEWBOX attribute.");
    }
    viewBox[0] = SVGViewBoxTranslator.translate(vbox);
    // Parser innver SVG View elements.
    ShapeDefinition<?> main = null;
    final List<PrimitiveDefinition<?>> result = new LinkedList<>();
    final NodeList nodes = svgNode.getChildNodes();
    if (null != nodes) {
        for (int i = 0; i < nodes.getLength(); i++) {
            final Node node = nodes.item(i);
            if (node instanceof Element) {
                final Element element = (Element) node;
                final SVGElementTranslator<Element, Object> translator = context.getElementTranslator(element.getTagName());
                if (null != translator) {
                    final Object definition = translator.translate(element, context);
                    if (null != definition) {
                        if (definition instanceof PrimitiveDefinition) {
                            final PrimitiveDefinition primitiveDefinition = (PrimitiveDefinition) definition;
                            if (null == main) {
                                main = (ShapeDefinition<?>) primitiveDefinition;
                            } else {
                                result.add(primitiveDefinition);
                            }
                        } else if (definition instanceof ViewRefDefinition) {
                            context.addSVGViewRef((ViewRefDefinition) definition);
                        }
                    }
                }
            }
        }
    }
    if (null == main) {
        throw new TranslatorException("No SVG main node found.");
    }
    if (main instanceof GroupDefinition) {
        throw new TranslatorException("Main node cannot be a group.");
    }
    // Main view shape should listen for events.
    if (main instanceof AbstractShapeDefinition) {
        ((AbstractShapeDefinition) main).setMainShape(true);
        ((AbstractShapeDefinition) main).setListening(true);
    }
    // Generate the view definition instance.
    final ViewDefinition viewDefinition = new ViewDefinitionImpl(svgId, svgCoord[0], svgCoord[1], svgSize[0], svgSize[1], styleSheetDefinition, viewBox[0], main, result.toArray(new PrimitiveDefinition<?>[result.size()]));
    viewDefinition.getSVGViewRefs().addAll(context.getViewRefDefinitions());
    return viewDefinition;
}

Example 3 with StyleSheetDefinition

use of org.kie.workbench.common.stunner.svg.gen.model.StyleSheetDefinition in project kie-wb-common by kiegroup.

the class SVGViewDefinitionGenerator method generate.

@Override
@SuppressWarnings("unchecked")
public StringBuffer generate(final ViewFactory viewFactory, final ViewDefinition<SVGShapeView> viewDefinition) throws GeneratorException {
    StringBuffer result = null;
    final String factoryName = viewFactory.getSimpleName();
    final String viewId = viewDefinition.getId();
    final String methodName = viewDefinition.getFactoryMethodName();
    final ShapeDefinition main = viewDefinition.getMain();
    if (null != main) {
        final Map<String, Object> root = new HashMap<>();
        // Generate the children primitives.
        final List<String> childrenRaw = new LinkedList<>();
        final List<PrimitiveDefinition> children = viewDefinition.getChildren();
        for (final PrimitiveDefinition child : children) {
            final String childId = SVGGeneratorFormatUtils.getValidInstanceId(child);
            String childRaw = SVGPrimitiveGeneratorUtils.generateSvgPrimitive(childId, SVGViewDefinitionGenerator::getGenerator, child);
            if (null != childRaw) {
                childrenRaw.add(childRaw);
                childrenRaw.add(AbstractGenerator.formatString(PRIM_CHILD_TEMPLATE, childId));
            }
        }
        // SVG View children.
        final List<String> svgChildrenRaw = new LinkedList<>();
        final List<ViewRefDefinition> svgViewRefs = viewDefinition.getSVGViewRefs();
        svgViewRefs.forEach(viewRef -> {
            final String parent = viewRef.getParent();
            final String svgName = viewRef.getFilePath();
            final String viewRefId = viewRef.getViewRefId();
            final boolean existReferencedView = viewFactory.getViewDefinitions().stream().anyMatch(def -> viewRefId.equals(def.getId()));
            if (existReferencedView) {
                final String childRaw = formatString(SVG_CHILD_TEMPLATE, parent, factoryName, viewRefId);
                svgChildrenRaw.add(childRaw);
            } else {
                throw new RuntimeException("The view [" + viewRefId + "] references " + "another the view [" + svgName + "], but no factory method " + "for it exists in [" + viewFactory.getImplementedType() + "]");
            }
        });
        // Look for the state shape view.
        final List<ShapeDefinition> stateViews = new LinkedList<>();
        SVGModelUtils.visit(viewDefinition, p -> {
            if (p instanceof ShapeDefinition && SVGPrimitiveGeneratorUtils.CAN_GENERATE_PRIMITIVE_CODE.test(p)) {
                final ShapeDefinition shapeDefinition = (ShapeDefinition) p;
                shapeDefinition.getStateDefinition().ifPresent(s -> stateViews.add((ShapeDefinition) p));
            }
        });
        final String stateViewIds = stateViews.isEmpty() ? "view" : stateViews.stream().map(d -> SVGGeneratorFormatUtils.getValidInstanceId(d.getId())).collect(Collectors.joining(","));
        final String stateViewPolicyType = stateViews.isEmpty() ? ShapeStateDefaultHandler.RenderType.STROKE.name() : ((ShapeDefinition.ShapeStateDefinition) stateViews.get(0).getStateDefinition().get()).name();
        final String stateViewPolicy = ShapeStateDefaultHandler.RenderType.class.getName().replace("$", ".") + "." + stateViewPolicyType.toUpperCase();
        // Generate the main shape.
        final PrimitiveDefinitionGenerator<PrimitiveDefinition<?>> mainGenerator = getGenerator(main);
        final StringBuffer mainBuffer = mainGenerator.generate(main);
        final LayoutDefinition mainLayoutDefinition = main.getLayoutDefinition();
        final String mainLayoutRaw = SVGPrimitiveGeneratorUtils.formatLayout(mainLayoutDefinition);
        // Generate the view's text styling stuff.
        final StyleSheetDefinition globalStyleSheetDefinition = ((ViewDefinitionImpl) viewDefinition).getGlobalStyleSheetDefinition();
        final String viewTextRaw = null != globalStyleSheetDefinition ? SVGShapeTextCodeBuilder.generate("view", viewId, globalStyleSheetDefinition) : "";
        // Populate the context and generate using the template.
        root.put("viewId", viewId);
        root.put("name", methodName);
        root.put("mainShape", mainBuffer.toString());
        root.put("layout", mainLayoutRaw);
        root.put("width", formatDouble(viewDefinition.getWidth()));
        root.put("height", formatDouble(viewDefinition.getHeight()));
        root.put("text", viewTextRaw);
        root.put("stateViewIds", stateViewIds);
        root.put("stateViewPolicy", stateViewPolicy);
        root.put("children", childrenRaw);
        root.put("svgChildren", svgChildrenRaw);
        try {
            result = writeTemplate(root);
        } catch (final GenerationException e) {
            throw new GeneratorException(e);
        }
    }
    return result;
}

Example 4 with StyleSheetDefinition

use of org.kie.workbench.common.stunner.svg.gen.model.StyleSheetDefinition in project kie-wb-common by kiegroup.

the class SVGStyleTranslator method parseStyleSheetDefinition.

public static StyleSheetDefinition parseStyleSheetDefinition(final String cssPath, final InputStream cssStream) throws TranslatorException {
    final CSSStyleSheetImpl sheet = parseStyleSheet(new InputSource(new InputStreamReader(cssStream)));
    final CSSRuleList cssRules = sheet.getCssRules();
    final StyleSheetDefinition result = new StyleSheetDefinition(cssPath);
    for (int i = 0; i < cssRules.getLength(); i++) {
        final CSSRule item = cssRules.item(i);
        if (CSSRule.STYLE_RULE == item.getType()) {
            final CSSStyleRuleImpl rule = (CSSStyleRuleImpl) item;
            final String selectorText = rule.getSelectorText();
            final CSSStyleDeclaration declaration = rule.getStyle();
            final StyleDefinition styleDefinition = parseStyleDefinition(declaration);
            result.addStyle(selectorText, styleDefinition);
        }
    }
    return result;
}