Point.java from BIRT at Krugle

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/***********************************************************************
 * Copyright (c) 2005 Actuate Corporation.
 * 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:
 * Actuate Corporation - initial API and implementation
 ***********************************************************************/

package org.eclipse.birt.chart.computation;

/**
 * The <code>Location</code> class defines a point specified in 
 * <code>double</code> precision.
 */

public class Point
{
	/**
	 * The X coordinate of this <code>Location</code>.

	 */
	public double x;

	/**
	 * The Y coordinate of this <code>Location</code>.

	 */
	public double y;

	/**
	 * Constructs and initializes a <code>Location</code> with
	 * coordinates (0,&nbsp;0).

	 */
	public Point()
	{
	}

	/**
	 * Constructs and initializes a <code>Location</code> with the
	 * specified coordinates.
	 * @param x,&nbsp;y the coordinates to which to set the newly
	 * constructed <code>Location</code>

	 */
	public Point( double x, double y )
	{
		this.x = x;
		this.y = y;
	}

	/**
	 * Returns the X coordinate of this <code>Location</code> 
	 * in <code>double</code> precision.
	 * @return the X coordinate of this <code>Location</code>.

	 */
	public double getX( )
	{
		return x;
	}

	/**
	 * Returns the Y coordinate of this <code>Location</code> in 
	 * <code>double</code> precision.
	 * @return the Y coordinate of this <code>Location</code>.

	 */
	public double getY( )
	{
		return y;
	}

	/**
	 * Sets the location of this <code>Location</code> to the 
	 * specified <code>double</code> coordinates.
	 * @param x,&nbsp;y the coordinates to which to set this
	 * <code>Location</code>

	 */
	public void setLocation( double x, double y )
	{
		this.x = x;
		this.y = y;
	}

	/**
	 * Returns a <code>String</code> that represents the value 
	 * of this <code>Location</code>.
	 * @return a string representation of this <code>Location</code>.

	 */
	public String toString( )
	{
		return "Location[" + x + ", " + y + "]"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
	}

	public void setX( double x )
	{
		this.x = x;
	}

	public void setY( double y )
	{
		this.x = y;
	}

	public void translate( double dTranslateX, double dTranslateY )
	{
		setX( getX( ) + dTranslateX );
		setY( getY( ) + dTranslateY );
	}

}
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