1 files changed, 62 insertions, 0 deletions
diff --git a/org.eclipse.vex.core/src/org/eclipse/wst/xml/vex/core/internal/css/TextDecorationProperty.java b/org.eclipse.vex.core/src/org/eclipse/wst/xml/vex/core/internal/css/TextDecorationProperty.java
new file mode 100644
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--- /dev/null
+++ b/org.eclipse.vex.core/src/org/eclipse/wst/xml/vex/core/internal/css/TextDecorationProperty.java
@@ -0,0 +1,62 @@
+/*******************************************************************************
+ * Copyright (c) 2004, 2008 John Krasnay and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     John Krasnay - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.wst.xml.vex.core.internal.css;
+
+import org.eclipse.wst.xml.vex.core.internal.dom.Element;
+import org.w3c.css.sac.LexicalUnit;
+
+/**
+ * The CSS text-decoration property.
+ */
+public class TextDecorationProperty extends AbstractProperty {
+
+	/**
+	 * Class constructor.
+	 */
+	public TextDecorationProperty() {
+		super(CSS.TEXT_DECORATION);
+	}
+
+	public Object calculate(LexicalUnit lu, Styles parentStyles, Styles styles, Element element) {
+		if (isTextDecoration(lu)) {
+			return lu.getStringValue();
+		} else {
+			// not specified, "inherit", or some other value
+			if (parentStyles != null) {
+				return parentStyles.getTextDecoration();
+			} else {
+				return CSS.NONE;
+			}
+		}
+	}
+
+	// =================================================== PRIVATE
+
+	/**
+	 * Returns true if the given lexical unit represents a text decoration.
+	 * 
+	 * @param lu
+	 *            LexicalUnit to check.
+	 */
+	private static boolean isTextDecoration(LexicalUnit lu) {
+		if (lu == null) {
+			return false;
+		} else if (lu.getLexicalUnitType() == LexicalUnit.SAC_IDENT) {
+			String s = lu.getStringValue();
+			return s.equals(CSS.NONE) || s.equals(CSS.UNDERLINE)
+					|| s.equals(CSS.OVERLINE) || s.equals(CSS.LINE_THROUGH)
+					|| s.equals(CSS.BLINK);
+		} else {
+			return false;
+		}
+	}
+
+}