/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* -------------
* Pannable.java
* -------------
*
* (C) Copyright 2009, by Object Refinery Limited and Contributors.
*
* Original Author: Ulrich Voigt - patch 2686040;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* Changes
* -------
* 19-Mar-2009 : Version 1, with modifications from patch by UV (DG);
*
*/
package org.jfree.chart.plot;
import java.awt.geom.Point2D;
import org.jfree.chart.ChartPanel;
/**
* An interface that the {@link ChartPanel} class uses to communicate with
* plots that support panning.
*
* @since 1.0.13
*/
public interface Pannable {
/**
* Returns the orientation of the plot.
*
* @return The orientation (never <code>null</code>).
*/
public PlotOrientation getOrientation();
/**
* Evaluates if the domain axis can be panned.
*
* @return <code>true</code> if the domain axis is pannable.
*/
public boolean isDomainPannable();
/**
* Evaluates if the range axis can be panned.
*
* @return <code>true</code> if the range axis is pannable.
*/
public boolean isRangePannable();
/**
* Pans the domain axes by the specified percentage.
*
* @param percent the distance to pan (as a percentage of the axis length).
* @param info the plot info
* @param source the source point where the pan action started.
*/
public void panDomainAxes(double percent, PlotRenderingInfo info,
Point2D source);
/**
* Pans the range axes by the specified percentage.
*
* @param percent the distance to pan (as a percentage of the axis length).
* @param info the plot info
* @param source the source point where the pan action started.
*/
public void panRangeAxes(double percent, PlotRenderingInfo info,
Point2D source);
}
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