Examples of org.apache.batik.css.engine.value.Value

Package org.apache.batik.css.engine.value

Examples of org.apache.batik.css.engine.value.Value

org.apache.batik.css.engine.value.Value
This interface represents a property value. @author Stephane Hillion @version $Id: Value.java,v 1.1 2002/03/18 10:28:22 hillion Exp $

     *
     * @param e the element
     * @return true if the color space is linear, false otherwise (sRGB).
     */
    public static boolean convertColorInterpolationFilters(Element e) {
        Value v = getComputedStyle(e,
                             SVGCSSEngine.COLOR_INTERPOLATION_FILTERS_INDEX);
        return CSS_LINEARRGB_VALUE == v.getStringValue();
    }

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     *
     * @param e the element
     */
    public static MultipleGradientPaint.ColorSpaceEnum
        convertColorInterpolation(Element e) {
        Value v = getComputedStyle(e, SVGCSSEngine.COLOR_INTERPOLATION_INDEX);
        return (CSS_LINEARRGB_VALUE == v.getStringValue())
            ? MultipleGradientPaint.LINEAR_RGB
            : MultipleGradientPaint.SRGB;
    }

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    /**
     * Checks if the cursor property on the input element is set to auto
     */
    public static boolean isAutoCursor(Element e) {
        Value cursorValue = 
            CSSUtilities.getComputedStyle(e, 
                                          SVGCSSEngine.CURSOR_INDEX);


        boolean isAuto = false;
        if (cursorValue != null){
            if(
               cursorValue.getCssValueType() == CSSValue.CSS_PRIMITIVE_VALUE
               &&
               cursorValue.getPrimitiveType() == CSSPrimitiveValue.CSS_IDENT
               &&
               cursorValue.getStringValue().charAt(0) == 'a'
               ) {
                isAuto = true;
            } else if (
                       cursorValue.getCssValueType() == CSSValue.CSS_VALUE_LIST
                       &&
                       cursorValue.getLength() == 1) {
                Value lValue = cursorValue.item(0);
                if (lValue != null
                    && 
                    lValue.getCssValueType() == CSSValue.CSS_PRIMITIVE_VALUE
                    && 
                    lValue.getPrimitiveType() == CSSPrimitiveValue.CSS_IDENT
                    &&
                    lValue.getStringValue().charAt(0) == 'a') {
                    isAuto = true;
                }
            }
        }

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     * @param e the element
     * @param hints a RenderingHints to fill, or null.
     */
    public static RenderingHints convertShapeRendering(Element e,
                                                       RenderingHints hints) {
        Value v = getComputedStyle(e, SVGCSSEngine.SHAPE_RENDERING_INDEX);
        String s = v.getStringValue();
        if (s.charAt(0) == 'a') { // auto
            return hints;
        }
        if (hints == null) {
            hints = new RenderingHints(null);

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     * @param e the element
     * @param hints a RenderingHints to fill, or null.
     */
    public static RenderingHints convertTextRendering(Element e,
                                                      RenderingHints hints) {
        Value v = getComputedStyle(e, SVGCSSEngine.TEXT_RENDERING_INDEX);
        String s = v.getStringValue();
        if (s.charAt(0) == 'a') { // auto
            return hints;
        }
        if (hints == null) {
            hints = new RenderingHints(null);

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     * @param e the element
     * @param hints a RenderingHints to fill, or null.
     */
    public static RenderingHints convertImageRendering(Element e,
                                                       RenderingHints hints) {
        Value v = getComputedStyle(e, SVGCSSEngine.IMAGE_RENDERING_INDEX);
        String s = v.getStringValue();
        if (s.charAt(0) == 'a') { // auto
            return hints;
        }
        if (hints == null) {
            hints = new RenderingHints(null);

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     * @param e the element
     * @param hints a RenderingHints to fill, or null.
     */
    public static RenderingHints convertColorRendering(Element e,
                                                       RenderingHints hints) {
        Value v = getComputedStyle(e, SVGCSSEngine.COLOR_RENDERING_INDEX);
        String s = v.getStringValue();
        if (s.charAt(0) == 'a') { // auto
            return hints;
        }
        if (hints == null) {
            hints = new RenderingHints(null);

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     * otherwise. Checks the 'display' property.
     *
     * @param e the element
     */
    public static boolean convertDisplay(Element e) {
        Value v = getComputedStyle(e, SVGCSSEngine.DISPLAY_INDEX);
        return v.getStringValue().charAt(0) != 'n';
    }

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     * otherwise. Checks the 'visibility' property.
     *
     * @param e the element
     */
    public static boolean convertVisibility(Element e) {
        Value v = getComputedStyle(e, SVGCSSEngine.VISIBILITY_INDEX);
        return v.getStringValue().charAt(0) == 'v';
    }

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     * specified element.
     *
     * @param e the element
     */
    public static Composite convertOpacity(Element e) {
        Value v = getComputedStyle(e, SVGCSSEngine.OPACITY_INDEX);
        float f = v.getFloatValue();
        if (f <= 0f) {
            return TRANSPARENT;
        } else if (f >= 1f) {
            return AlphaComposite.SrcOver;
        } else {

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