Example usage for com.google.common.css.compiler.ast CssDeclarationNode getPropertyValue

Introduction

In this page you can find the example usage for com.google.common.css.compiler.ast CssDeclarationNode getPropertyValue.

Prototype

public CssPropertyValueNode getPropertyValue() 

Source Link

Usage

From source file:com.google.gwt.resources.gss.ImageSpriteCreator.java

private void createSprite(CssDeclarationNode declaration) {
    List<CssValueNode> valuesNodes = declaration.getPropertyValue().getChildren();

    if (valuesNodes.size() != 1) {
        errorManager.report(new GssError(SPRITE_PROPERTY_NAME + " must have exactly one value",
                declaration.getSourceCodeLocation()));
    }//from   w w  w. j  a va 2 s  . co m

    String imageResource = valuesNodes.get(0).getValue();

    JMethod imageMethod;
    try {
        imageMethod = ResourceGeneratorUtil.getMethodByPath(context.getClientBundleType(),
                getPathElement(imageResource), imageResourceType);
    } catch (NotFoundException e) {
        errorManager.report(new GssError(
                "Unable to find ImageResource method " + imageResource + " in "
                        + context.getClientBundleType().getQualifiedSourceName() + " : " + e.getMessage(),
                declaration.getSourceCodeLocation()));
        return;
    }

    ImageOptions options = imageMethod.getAnnotation(ImageOptions.class);
    RepeatStyle repeatStyle = options != null ? options.repeatStyle() : RepeatStyle.None;

    Builder<CssDeclarationNode> listBuilder = ImmutableList.builder();
    SourceCodeLocation sourceCodeLocation = declaration.getSourceCodeLocation();

    String repeatText;
    switch (repeatStyle) {
    case None:
        repeatText = " no-repeat";
        listBuilder.add(buildHeightDeclaration(imageResource, sourceCodeLocation));
        listBuilder.add(buildWidthDeclaration(imageResource, sourceCodeLocation));
        break;
    case Horizontal:
        repeatText = " repeat-x";
        listBuilder.add(buildHeightDeclaration(imageResource, sourceCodeLocation));
        break;
    case Vertical:
        repeatText = " repeat-y";
        listBuilder.add(buildWidthDeclaration(imageResource, sourceCodeLocation));
        break;
    case Both:
        repeatText = " repeat";
        break;
    default:
        errorManager.report(new GssError("Unknown repeatStyle " + repeatStyle, sourceCodeLocation));
        return;
    }

    listBuilder.add(buildOverflowDeclaration(sourceCodeLocation));
    listBuilder.add(buildBackgroundDeclaration(imageResource, repeatText, sourceCodeLocation));

    visitController.replaceCurrentBlockChildWith(listBuilder.build(), false);
}

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