Mercurial > projects > dwt-addons
diff dwtx/draw2d/XYAnchor.d @ 98:95307ad235d9
Added Draw2d code, still work in progress
author | Frank Benoit <benoit@tionex.de> |
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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/XYAnchor.d Sun Aug 03 00:52:14 2008 +0200 @@ -0,0 +1,84 @@ +/******************************************************************************* + * 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.XYAnchor; + +import dwt.dwthelper.utils; + +import dwtx.draw2d.geometry.Point; +import dwtx.draw2d.ConnectionAnchorBase; +import dwtx.draw2d.IFigure; + +/** + * Supports an anchor in the XY layout. This anchor exists independently without an owner. + */ +public class XYAnchor + : ConnectionAnchorBase +{ + +private Point location; + +/** + * Constructs an XYAnchor at the Point p. + * + * @param p the point where this anchor will be located + * @since 2.0 + */ +public this(Point p) { + location = new Point(p); +} + +/** + * Returns the location of this anchor relative to the reference point given in as input. + * Since this is XY layout, the location of the point is independent of the reference + * point. + * + * @see ConnectionAnchor#getLocation(Point) + */ +public Point getLocation(Point reference) { + return location; +} + +/** + * Returns <code>null</code> as these anchors inherently do not depend on other figures + * for their location. + * + * @see ConnectionAnchor#getOwner() + * @since 2.0 + */ +public IFigure getOwner() { + return null; +} + +/** + * Returns the point which is used as the reference by this connection anchor. In the case + * of the XYAnchor, this point is the same as its location. + * + * @see ConnectionAnchor#getReferencePoint() + */ +public Point getReferencePoint() { + return location; +} + +/** + * Sets the location of this anchor and notifies all the listeners of the update. + * + * @param p the new location of this anchor + * @see #getLocation(Point) + * @since 2.0 + */ +public void setLocation(Point p) { + location.setLocation(p); + fireAnchorMoved(); +} + +}