--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/ui/internal/forms/widgets/ParagraphSegment.d	Sat May 24 05:11:16 2008 +0200
@@ -0,0 +1,98 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2007 IBM Corporation 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:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module dwtx.ui.internal.forms.widgets.ParagraphSegment;
+
+import dwtx.ui.internal.forms.widgets.Locator;
+import dwtx.ui.internal.forms.widgets.SelectionData;
+
+import dwt.graphics.GC;
+import dwt.graphics.Rectangle;
+
+import dwt.dwthelper.utils;
+
+import tango.util.collection.HashMap;
+
+/**
+ * @version     1.0
+ * @author
+ */
+public abstract class ParagraphSegment {
+
+    alias HashMap!(String,Object) Hashtable;
+    /**
+     * Moves the locator according to the content of this segment.
+     * @param gc
+     * @param wHint
+     * @param loc
+     * @param objectTable
+     * @param computeHeightOnly
+     * @return <code>true</code> if text wrapped to the new line, <code>false</code> otherwise.
+     */
+    public abstract bool advanceLocator(GC gc, int wHint, Locator loc, Hashtable objectTable, bool computeHeightOnly);
+    /**
+     * Computes bounding rectangles and row heights of this segments.
+     * @param gc
+     * @param width
+     * @param loc
+     * @param resourceTable
+     * @param selected
+     */
+    public abstract void layout(GC gc, int width, Locator loc, Hashtable resourceTable, bool selected);
+    /**
+     * Paints this segment.
+     * @param gc
+     * @param hover
+     * @param resourceTable
+     * @param selected
+     * @param selData
+     * @param region
+     */
+    public abstract void paint(GC gc, bool hover, Hashtable resourceTable, bool selected, SelectionData selData, Rectangle region);
+    /**
+     * Paints this segment.
+     * @param gc
+     * @param resourceTable
+     * @param selData
+     */
+    public abstract void computeSelection(GC gc, Hashtable resourceTable, SelectionData selData);
+    /**
+     * Tests if the coordinates are contained in one of the
+     * bounding rectangles of this segment.
+     * @param x
+     * @param y
+     * @return true if inside the bounding rectangle, false otherwise.
+     */
+    public abstract bool contains(int x, int y);
+    /**
+     * Tests if the source rectangle intersects with
+     * one of the bounding rectangles of this segment.
+     * @param rect
+     * @return true if the two rectangles intersect, false otherwise.
+     */
+    public abstract bool intersects(Rectangle rect);
+    /**
+     * Returns the tool tip of this segment or <code>null</code>
+     * if not defined.
+     * @return tooltip or <code>null</code>.
+     */
+    public String getTooltipText() {
+        return null;
+    }
+    /**
+     * Clears the text metrics cache for the provided font id.
+     * @param fontId the id of the font that the cache is kept for.
+     *
+     */
+    public void clearCache(String fontId) {
+    }
+}