Examples of com.google.common.css.compiler.ast.CssTree

  }


  @Override
  protected String getCssExpression(TreeLogger logger, ResourceContext context,
      JMethod method) throws UnableToCompleteException {
    CssTree cssTree = cssTreeMap.get(method).tree;


    String standard = printCssTree(cssTree);


    // TODO add configuration properties for swapLtrRtlInUrl, swapLeftRightInUrl and
    // shouldFlipConstantReferences booleans
    RecordingBidiFlipper recordingBidiFlipper =
        new RecordingBidiFlipper(cssTree.getMutatingVisitController(), false, false, true);
    recordingBidiFlipper.runPass();


    if (recordingBidiFlipper.nodeFlipped()) {
      String reversed = printCssTree(cssTree);
      return LocaleInfo.class.getName() + ".getCurrentLocale().isRTL() ? "

    }
  }


  private ConstantDefinitions optimize(ExtendedCssTree extendedCssTree, ResourceContext context,
      boolean simplifyCss, boolean eliminateDeadStyles) throws UnableToCompleteException {
    CssTree cssTree = extendedCssTree.tree;


    // Collect mixin definitions and replace mixins
    CollectMixinDefinitions collectMixinDefinitions = new CollectMixinDefinitions(
        cssTree.getMutatingVisitController(), errorManager);
    collectMixinDefinitions.runPass();
    new ReplaceMixins(cssTree.getMutatingVisitController(), errorManager,
        collectMixinDefinitions.getDefinitions()).runPass();


    new ProcessComponents<Object>(cssTree.getMutatingVisitController(), errorManager).runPass();


    RuntimeConditionalNodeCollector runtimeConditionalNodeCollector = new
        RuntimeConditionalNodeCollector(cssTree.getVisitController());
    runtimeConditionalNodeCollector.runPass();


    new ExtendedEliminateConditionalNodes(cssTree.getMutatingVisitController(),
        getPermutationsConditions(context, extendedCssTree.permutationAxes),
        runtimeConditionalNodeCollector.getRuntimeConditionalNodes()).runPass();


    new ValidateRuntimeConditionalNode(cssTree.getVisitController(), errorManager,
        lenientConversion).runPass();


    // Don't continue if errors exist
    checkErrors();


    CollectConstantDefinitions collectConstantDefinitionsPass = new CollectConstantDefinitions(
        cssTree);
    collectConstantDefinitionsPass.runPass();


    ReplaceConstantReferences replaceConstantReferences = new ReplaceConstantReferences(cssTree,
        collectConstantDefinitionsPass.getConstantDefinitions(), true, errorManager, false);
    replaceConstantReferences.runPass();


    new ImageSpriteCreator(cssTree.getMutatingVisitController(), context, errorManager).runPass();


    Map<String, GssFunction> gssFunctionMap = new GwtGssFunctionMapProvider(context).get();
    new ResolveCustomFunctionNodes(cssTree.getMutatingVisitController(), errorManager,
        gssFunctionMap, true, allowedNonStandardFunctions).runPass();


    if (simplifyCss) {
      // Eliminate empty rules.
      new EliminateEmptyRulesetNodes(cssTree.getMutatingVisitController()).runPass();
      // Eliminating units for zero values.
      new EliminateUnitsFromZeroNumericValues(cssTree.getMutatingVisitController()).runPass();
      // Optimize color values.
      new ColorValueOptimizer(cssTree.getMutatingVisitController()).runPass();
      // Compress redundant top-right-bottom-left value lists.
      new AbbreviatePositionalValues(cssTree.getMutatingVisitController()).runPass();
    }


    if (eliminateDeadStyles) {
      // Report errors for duplicate declarations
      new DisallowDuplicateDeclarations(cssTree.getVisitController(), errorManager).runPass();
      // Split rules by selector and declaration.
      new SplitRulesetNodes(cssTree.getMutatingVisitController()).runPass();
      // Dead code elimination.
      new MarkRemovableRulesetNodes(cssTree).runPass();
      new EliminateUselessRulesetNodes(cssTree).runPass();
      // Merge of rules with same selector.
      new MergeAdjacentRulesetNodesWithSameSelector(cssTree).runPass();

Examples of com.google.common.css.compiler.ast.CssTree

Related Classes of com.google.common.css.compiler.ast.CssTree