diff dwtx/draw2d/text/FlowFigureLayout.d @ 98:95307ad235d9

Added Draw2d code, still work in progress
author Frank Benoit <benoit@tionex.de>
date Sun, 03 Aug 2008 00:52:14 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/draw2d/text/FlowFigureLayout.d	Sun Aug 03 00:52:14 2008 +0200
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+/*******************************************************************************
+ * Copyright (c) 2000, 2005 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.draw2d.text.FlowFigureLayout;
+
+import dwt.dwthelper.utils;
+
+import dwtx.draw2d.IFigure;
+import dwtx.draw2d.LayoutManager;
+import dwtx.draw2d.geometry.Dimension;
+import dwtx.draw2d.text.FlowContext;
+import dwtx.draw2d.text.FlowFigure;
+
+/**
+ * A LayoutManager for use with FlowFigure.
+ *
+ * <P>WARNING: This class is not intended to be subclassed by clients.
+ * @author hudsonr
+ * @since 2.1
+ */
+public abstract class FlowFigureLayout
+    : LayoutManager
+{
+
+/**
+ * The flow context in which this LayoutManager exists.
+ */
+private FlowContext context;
+
+/**
+ * The figure passed by layout(Figure) is held for convenience.
+ */
+private final FlowFigure flowFigure;
+
+/**
+ * Constructs a new FlowFigureLayout with the given FlowFigure.
+ * @param flowfigure the FlowFigure
+ */
+protected this(FlowFigure flowfigure) {
+    this.flowFigure = flowfigure;
+}
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#getConstraint(dwtx.draw2d.IFigure)
+ */
+public Object getConstraint(IFigure child) {
+    return null;
+}
+
+/**
+ * Returns this layout's context or <code>null</code>.
+ * @return <code>null</code> or a context
+ * @since 3.1
+ */
+protected FlowContext getContext() {
+    return context;
+}
+
+/**
+ * @return the FlowFigure
+ */
+protected FlowFigure getFlowFigure() {
+    return flowFigure;
+}
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#getMinimumSize(dwtx.draw2d.IFigure, int, int)
+ */
+public Dimension getMinimumSize(IFigure container, int wHint, int hHint) {
+    return null;
+}
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#getPreferredSize(dwtx.draw2d.IFigure, int, int)
+ */
+public Dimension getPreferredSize(IFigure container, int wHint, int hHint) {
+    return null;
+}
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#invalidate()
+ */
+public void invalidate() { }
+
+/**
+ * Called during {@link #layout(IFigure)}.
+ */
+protected abstract void layout();
+
+/**
+ * @see dwtx.draw2d.LayoutManager#layout(IFigure)
+ */
+public final void layout(IFigure figure) {
+    layout ();
+}
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#remove(dwtx.draw2d.IFigure)
+ */
+public void remove(IFigure child) { }
+
+/**
+ * Not applicable.
+ * @see dwtx.draw2d.LayoutManager#setConstraint(dwtx.draw2d.IFigure, java.lang.Object)
+ */
+public void setConstraint(IFigure child, Object constraint) { }
+
+/**
+ * Sets the context for this layout manager.
+ * @param flowContext the context of this layout
+ */
+public void setFlowContext(FlowContext flowContext) {
+    context = flowContext;
+}
+
+}